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Message-Id: <1305144843-5058-13-git-send-email-msalter@redhat.com>
Date: Wed, 11 May 2011 16:13:59 -0400
From: Mark Salter <msalter@...hat.com>
To: linux-kernel@...r.kernel.org
Subject: [PATCH 12/16] C6X: add platform files
Signed-off-by: Mark Salter <msalter@...hat.com>
---
arch/c6x/platforms/Kconfig | 63 ++
arch/c6x/platforms/Makefile | 16 +
arch/c6x/platforms/board-dsk6455.c | 227 +++++++
arch/c6x/platforms/board-evm6457.c | 101 +++
arch/c6x/platforms/board-evm6472.c | 144 ++++
arch/c6x/platforms/board-evm6474.c | 112 ++++
arch/c6x/platforms/board-evm6474lite.c | 110 ++++
arch/c6x/platforms/include/mach/board-dsk6455.h | 53 ++
arch/c6x/platforms/include/mach/board-evm6457.h | 25 +
arch/c6x/platforms/include/mach/board-evm6472.h | 23 +
arch/c6x/platforms/include/mach/board-evm6474.h | 23 +
arch/c6x/platforms/include/mach/board-evm6474l.h | 23 +
arch/c6x/platforms/include/mach/board.h | 32 +
arch/c6x/platforms/include/mach/cache.h | 104 +++
arch/c6x/platforms/include/mach/dscr.h | 184 ++++++
arch/c6x/platforms/include/mach/emif.h | 63 ++
arch/c6x/platforms/include/mach/gemac.h | 763 ++++++++++++++++++++++
arch/c6x/platforms/include/mach/gmdio.h | 18 +
arch/c6x/platforms/include/mach/hardware.h | 194 ++++++
arch/c6x/platforms/include/mach/irq-c645x.h | 131 ++++
arch/c6x/platforms/include/mach/irq-c6472.h | 138 ++++
arch/c6x/platforms/include/mach/irq-c6474.h | 323 +++++++++
arch/c6x/platforms/include/mach/irq.h | 52 ++
arch/c6x/platforms/include/mach/pll.h | 134 ++++
arch/c6x/platforms/include/mach/timer.h | 104 +++
arch/c6x/platforms/phy.c | 141 ++++
arch/c6x/platforms/platform-c64xx.c | 439 +++++++++++++
arch/c6x/platforms/sgmii.c | 83 +++
28 files changed, 3823 insertions(+), 0 deletions(-)
create mode 100644 arch/c6x/platforms/Kconfig
create mode 100644 arch/c6x/platforms/Makefile
create mode 100644 arch/c6x/platforms/board-dsk6455.c
create mode 100644 arch/c6x/platforms/board-evm6457.c
create mode 100644 arch/c6x/platforms/board-evm6472.c
create mode 100644 arch/c6x/platforms/board-evm6474.c
create mode 100644 arch/c6x/platforms/board-evm6474lite.c
create mode 100644 arch/c6x/platforms/include/mach/board-dsk6455.h
create mode 100644 arch/c6x/platforms/include/mach/board-evm6457.h
create mode 100644 arch/c6x/platforms/include/mach/board-evm6472.h
create mode 100644 arch/c6x/platforms/include/mach/board-evm6474.h
create mode 100644 arch/c6x/platforms/include/mach/board-evm6474l.h
create mode 100644 arch/c6x/platforms/include/mach/board.h
create mode 100644 arch/c6x/platforms/include/mach/cache.h
create mode 100644 arch/c6x/platforms/include/mach/dscr.h
create mode 100644 arch/c6x/platforms/include/mach/emif.h
create mode 100644 arch/c6x/platforms/include/mach/gemac.h
create mode 100644 arch/c6x/platforms/include/mach/gmdio.h
create mode 100644 arch/c6x/platforms/include/mach/hardware.h
create mode 100644 arch/c6x/platforms/include/mach/irq-c645x.h
create mode 100644 arch/c6x/platforms/include/mach/irq-c6472.h
create mode 100644 arch/c6x/platforms/include/mach/irq-c6474.h
create mode 100644 arch/c6x/platforms/include/mach/irq.h
create mode 100644 arch/c6x/platforms/include/mach/pll.h
create mode 100644 arch/c6x/platforms/include/mach/timer.h
create mode 100644 arch/c6x/platforms/phy.c
create mode 100644 arch/c6x/platforms/platform-c64xx.c
create mode 100644 arch/c6x/platforms/sgmii.c
diff --git a/arch/c6x/platforms/Kconfig b/arch/c6x/platforms/Kconfig
new file mode 100644
index 0000000..a271f0f
--- /dev/null
+++ b/arch/c6x/platforms/Kconfig
@@ -0,0 +1,63 @@
+
+config SOC_TMS320C6455
+ bool "TMS320C6455"
+ default n
+ select TMS320C64XPLUS
+ select PLL_TCI648X
+ select TIMER_TCI648X
+ select PIC_C64XPLUS
+
+config SOC_TMS320C6457
+ bool "TMS320C6457"
+ default n
+ select TMS320C64XPLUS
+ select PLL_TCI648X
+ select TIMER_TCI648X
+ select PIC_C64XPLUS
+ select SGMII
+
+config SOC_TMS320C6472
+ bool "TMS320C6472"
+ default n
+ select TMS320C64XPLUS
+ select PLL_TCI648X
+ select TIMER_TCI648X
+ select PIC_C64XPLUS
+
+config SOC_TMS320C6474
+ bool "TMS320C6474"
+ default n
+ select TMS320C64XPLUS
+ select PLL_TCI648X
+ select TIMER_TCI648X
+ select PIC_C64XPLUS
+ select SGMII
+
+comment "Board Selection"
+choice
+ prompt "Board"
+ help
+ This option specifies the specific board for which the kernel will be
+ compiled.
+
+config ARCH_BOARD_DSK6455
+ bool "DSK6455"
+ select SOC_TMS320C6455
+
+config ARCH_BOARD_EVM6457
+ bool "EVM6472"
+ select SOC_TMS320C6457
+
+config ARCH_BOARD_EVM6472
+ bool "EVM6472"
+ select SOC_TMS320C6472
+
+config ARCH_BOARD_EVM6474
+ bool "EVM6474"
+ select SOC_TMS320C6474
+
+config ARCH_BOARD_EVM6474L
+ bool "EVM6474L"
+ select SOC_TMS320C6474
+
+endchoice
diff --git a/arch/c6x/platforms/Makefile b/arch/c6x/platforms/Makefile
new file mode 100644
index 0000000..da0f247
--- /dev/null
+++ b/arch/c6x/platforms/Makefile
@@ -0,0 +1,16 @@
+#
+# Makefile for arch/c6x/platforms
+#
+# Copyright 2010, 2011 Texas Instruments Incorporated
+#
+
+obj-$(CONFIG_TMS320C6X) += platform-c64xx.o
+
+obj-$(CONFIG_SGMII) += sgmii.o
+
+# Board objects
+obj-$(CONFIG_ARCH_BOARD_DSK6455) += board-dsk6455.o
+obj-$(CONFIG_ARCH_BOARD_EVM6457) += board-evm6457.o phy.o
+obj-$(CONFIG_ARCH_BOARD_EVM6472) += board-evm6472.o phy.o
+obj-$(CONFIG_ARCH_BOARD_EVM6474) += board-evm6474.o phy.o
+obj-$(CONFIG_ARCH_BOARD_EVM6474L) += board-evm6474lite.o phy.o
diff --git a/arch/c6x/platforms/board-dsk6455.c b/arch/c6x/platforms/board-dsk6455.c
new file mode 100644
index 0000000..03cca20
--- /dev/null
+++ b/arch/c6x/platforms/board-dsk6455.c
@@ -0,0 +1,227 @@
+/*
+ * linux/arch/c6x/platforms/board-dsk6455.c
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2008, 2009, 2010, 2011 Texas Instruments Incorporated
+ * Author: Aurelien Jacquiot (aurelien.jacquiot@...tuallogix.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/partitions.h>
+
+#include <asm/clock.h>
+#include <mach/dscr.h>
+#include <mach/board.h>
+#include <mach/emif.h>
+
+/*
+ * Resources present on the DSK6455 board
+ */
+static struct resource _flash_res = {
+ .name = "Flash",
+ .start = 0xb0000000,
+ .end = 0xbfffffff,
+ .flags = IORESOURCE_MEM,
+};
+static struct resource _cpld_async_res = {
+ .name = "CPLD async",
+ .start = 0xa0000000,
+ .end = 0xa0000008,
+ .flags = IORESOURCE_MEM,
+};
+
+#define NR_RESOURCES 2
+static struct resource *dsk_resources[NR_RESOURCES] = {
+ &_flash_res, &_cpld_async_res
+};
+
+
+/*----------------------------------------------------------------------*/
+
+
+static struct pll_data pll1_data = {
+ .num = 1,
+ .phys_base = ARCH_PLL1_BASE,
+};
+
+static struct clk clkin1 = {
+ .name = "clkin1",
+ .rate = 50000000,
+ .node = LIST_HEAD_INIT(clkin1.node),
+ .children = LIST_HEAD_INIT(clkin1.children),
+ .childnode = LIST_HEAD_INIT(clkin1.childnode),
+};
+
+static struct clk pll1_clk = {
+ .name = "pll1",
+ .parent = &clkin1,
+ .pll_data = &pll1_data,
+ .flags = CLK_PLL | PLL_HAS_PREDIV,
+};
+
+static struct clk pll1_sysclk2 = {
+ .name = "pll1_sysclk2",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 3,
+};
+
+static struct clk pll1_sysclk3 = {
+ .name = "pll1_sysclk3",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 6,
+};
+
+static struct clk pll1_sysclk4 = {
+ .name = "pll1_sysclk4",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL,
+ .div = PLLDIV4,
+};
+
+static struct clk pll1_sysclk5 = {
+ .name = "pll1_sysclk5",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL,
+ .div = PLLDIV5,
+};
+
+static struct clk watchdog_clk = {
+ .name = "watchdog",
+ .parent = &pll1_sysclk3,
+};
+
+static struct clk core_clk = {
+ .name = "core",
+ .parent = &pll1_clk,
+};
+
+static struct clk_lookup evm_clks[] = {
+ CLK(NULL, "pll1", &pll1_clk),
+ CLK(NULL, "pll1_sysclk2", &pll1_sysclk2),
+ CLK(NULL, "pll1_sysclk3", &pll1_sysclk3),
+ CLK(NULL, "pll1_sysclk4", &pll1_sysclk4),
+ CLK(NULL, "pll1_sysclk5", &pll1_sysclk5),
+ CLK(NULL, "core", &core_clk),
+ CLK("watchdog", NULL, &watchdog_clk),
+ CLK("", NULL, NULL)
+};
+
+/* Called from arch/kernel/setup.c */
+void c6x_board_setup_arch(void)
+{
+ int i;
+
+ printk(KERN_INFO "Designed for the DSK6455, Spectrum Digital Inc.\n");
+
+ /* Bootloader may not have setup EMIFA, so we do it here just in case */
+ DSCR_PERCFG1 = 3;
+ __delay(100);
+
+ /* CPLD */
+ EMIFA_CE2CFG = EMIFA_CFG_ASYNC |
+ EMIFA_CFG_W_SETUP(1) |
+ EMIFA_CFG_W_STROBE(10) |
+ EMIFA_CFG_W_HOLD(1) |
+ EMIFA_CFG_R_SETUP(1) |
+ EMIFA_CFG_R_STROBE(10) |
+ EMIFA_CFG_R_HOLD(1) |
+ EMIFA_CFG_WIDTH_8;
+
+ /* NOR Flash */
+ EMIFA_CE3CFG = EMIFA_CFG_ASYNC |
+ EMIFA_CFG_W_SETUP(1) |
+ EMIFA_CFG_W_STROBE(10) |
+ EMIFA_CFG_W_HOLD(1) |
+ EMIFA_CFG_R_SETUP(1) |
+ EMIFA_CFG_R_STROBE(10) |
+ EMIFA_CFG_R_HOLD(1) |
+ EMIFA_CFG_WIDTH_8;
+
+ /* Daughter Card */
+ EMIFA_CE4CFG = EMIFA_CFG_ASYNC |
+ EMIFA_CFG_W_SETUP(1) |
+ EMIFA_CFG_W_STROBE(10) |
+ EMIFA_CFG_W_HOLD(1) |
+ EMIFA_CFG_R_SETUP(1) |
+ EMIFA_CFG_R_STROBE(10) |
+ EMIFA_CFG_R_HOLD(1) |
+ EMIFA_CFG_WIDTH_32;
+
+ /* Daughter Card */
+ EMIFA_CE5CFG = EMIFA_CFG_ASYNC |
+ EMIFA_CFG_W_SETUP(1) |
+ EMIFA_CFG_W_STROBE(10) |
+ EMIFA_CFG_W_HOLD(1) |
+ EMIFA_CFG_R_SETUP(1) |
+ EMIFA_CFG_R_STROBE(10) |
+ EMIFA_CFG_R_HOLD(1) |
+ EMIFA_CFG_WIDTH_32;
+
+ /* Raise priority of waiting bus commands after 255 transfers */
+ EMIFA_BPRIO = 0xFE;
+
+ /* Initialize DSK6455 resources */
+ iomem_resource.name = "Memory";
+ for (i = 0; i < NR_RESOURCES; i++)
+ request_resource(&iomem_resource, dsk_resources[i]);
+
+ /* Initialize led register */
+ cpld_set_reg(DSK6455_CPLD_USER, 0x0);
+
+ c6x_clk_init(evm_clks);
+}
+
+/*
+ * NOR Flash support.
+ */
+#ifdef CONFIG_MTD
+static struct map_info nor_map = {
+ .name = "NOR-flash",
+ .phys = 0xB0000000,
+ .size = 0x400000,
+ .bankwidth = 1,
+};
+static struct mtd_info *mymtd;
+#ifdef CONFIG_MTD_PARTITIONS
+static int nr_parts;
+static struct mtd_partition *parts;
+static const char *part_probe_types[] = {
+ "cmdlinepart",
+ NULL
+};
+#endif
+
+static __init int nor_init(void)
+{
+ nor_map.virt = ioremap(nor_map.phys, nor_map.size);
+ simple_map_init(&nor_map);
+ mymtd = do_map_probe("cfi_probe", &nor_map);
+ if (mymtd) {
+ mymtd->owner = THIS_MODULE;
+
+#ifdef CONFIG_MTD_PARTITIONS
+ nr_parts = parse_mtd_partitions(mymtd,
+ part_probe_types,
+ &parts, 0);
+ if (nr_parts > 0)
+ add_mtd_partitions(mymtd, parts, nr_parts);
+ else
+ add_mtd_device(mymtd);
+#else
+ add_mtd_device(mymtd);
+#endif
+ }
+ return 0;
+}
+
+late_initcall(nor_init);
+#endif
diff --git a/arch/c6x/platforms/board-evm6457.c b/arch/c6x/platforms/board-evm6457.c
new file mode 100644
index 0000000..5d440fe
--- /dev/null
+++ b/arch/c6x/platforms/board-evm6457.c
@@ -0,0 +1,101 @@
+/*
+ * linux/arch/c6x/platforms/board-evm6457.c
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2008, 2009, 2010, 2011 Texas Instruments Incorporated
+ * Author: Aurelien Jacquiot (aurelien.jacquiot@...tuallogix.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/platform_device.h>
+#include <asm/clock.h>
+#include <mach/board.h>
+
+static struct pll_data pll1_data = {
+ .num = 1,
+ .phys_base = ARCH_PLL1_BASE,
+};
+
+static struct clk clkin1 = {
+ .name = "clkin1",
+ .rate = 60000000,
+ .node = LIST_HEAD_INIT(clkin1.node),
+ .children = LIST_HEAD_INIT(clkin1.children),
+ .childnode = LIST_HEAD_INIT(clkin1.childnode),
+};
+
+static struct clk pll1_clk = {
+ .name = "pll1",
+ .parent = &clkin1,
+ .pll_data = &pll1_data,
+ .flags = CLK_PLL,
+};
+
+static struct clk pll1_sysclk1 = {
+ .name = "pll1_sysclk1",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 1,
+};
+
+static struct clk pll1_sysclk2 = {
+ .name = "pll1_sysclk2",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 3,
+};
+
+static struct clk pll1_sysclk3 = {
+ .name = "pll1_sysclk3",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 6,
+};
+
+static struct clk pll1_sysclk4 = {
+ .name = "pll1_sysclk4",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL,
+ .div = PLLDIV4,
+};
+
+static struct clk pll1_sysclk5 = {
+ .name = "pll1_sysclk5",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL,
+ .div = PLLDIV5,
+};
+
+static struct clk core_clk = {
+ .name = "core",
+ .parent = &pll1_sysclk1,
+};
+
+static struct clk watchdog_clk = {
+ .name = "watchdog",
+ .parent = &pll1_sysclk5,
+};
+
+static struct clk_lookup evm_clks[] = {
+ CLK(NULL, "pll1", &pll1_clk),
+ CLK(NULL, "pll1_sysclk1", &pll1_sysclk1),
+ CLK(NULL, "pll1_sysclk2", &pll1_sysclk2),
+ CLK(NULL, "pll1_sysclk3", &pll1_sysclk3),
+ CLK(NULL, "pll1_sysclk4", &pll1_sysclk4),
+ CLK(NULL, "pll1_sysclk5", &pll1_sysclk5),
+ CLK(NULL, "core", &core_clk),
+ CLK("watchdog", NULL, &watchdog_clk),
+ CLK("", NULL, NULL)
+};
+
+/* Called from arch/kernel/setup.c */
+void c6x_board_setup_arch(void)
+{
+ printk(KERN_INFO "Designed for the EVM6457 board, Texas Instruments.\n");
+
+ c6x_clk_init(evm_clks);
+}
+
diff --git a/arch/c6x/platforms/board-evm6472.c b/arch/c6x/platforms/board-evm6472.c
new file mode 100644
index 0000000..ac49019
--- /dev/null
+++ b/arch/c6x/platforms/board-evm6472.c
@@ -0,0 +1,144 @@
+/*
+ * linux/arch/c6x/platforms/board-evm6472.c
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2008, 2009, 2010, 2011 Texas Instruments Incorporated
+ * Author: Aurelien Jacquiot (aurelien.jacquiot@...tuallogix.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/platform_device.h>
+#include <asm/clock.h>
+#include <mach/board.h>
+
+/*----------------------------------------------------------------------*/
+
+
+static struct pll_data pll1_data = {
+ .num = 1,
+ .phys_base = ARCH_PLL1_BASE,
+};
+
+static struct clk clkin1 = {
+ .name = "clkin1",
+ .rate = 25000000,
+ .node = LIST_HEAD_INIT(clkin1.node),
+ .children = LIST_HEAD_INIT(clkin1.children),
+ .childnode = LIST_HEAD_INIT(clkin1.childnode),
+};
+
+static struct clk pll1_clk = {
+ .name = "pll1",
+ .parent = &clkin1,
+ .pll_data = &pll1_data,
+ .flags = CLK_PLL,
+};
+
+static struct clk pll1_sysclk1 = {
+ .name = "pll1_sysclk1",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 1,
+};
+
+static struct clk pll1_sysclk2 = {
+ .name = "pll1_sysclk2",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 1,
+};
+
+static struct clk pll1_sysclk3 = {
+ .name = "pll1_sysclk3",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 1,
+};
+
+static struct clk pll1_sysclk4 = {
+ .name = "pll1_sysclk4",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 1,
+};
+
+static struct clk pll1_sysclk5 = {
+ .name = "pll1_sysclk5",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 1,
+};
+
+static struct clk pll1_sysclk6 = {
+ .name = "pll1_sysclk6",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 1,
+};
+
+static struct clk pll1_sysclk7 = {
+ .name = "pll1_sysclk7",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 3,
+};
+
+static struct clk pll1_sysclk8 = {
+ .name = "pll1_sysclk8",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 6,
+};
+
+static struct clk pll1_sysclk9 = {
+ .name = "pll1_sysclk9",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 2,
+};
+
+static struct clk pll1_sysclk10 = {
+ .name = "pll1_sysclk10",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL,
+ .div = PLLDIV10,
+};
+
+static struct clk watchdog_clk = {
+ .name = "watchdog",
+ .parent = &pll1_sysclk8,
+};
+
+static struct clk core_clk = {
+ .name = "core",
+ .parent = &pll1_sysclk1,
+};
+
+static struct clk_lookup evm_clks[] = {
+ CLK(NULL, "pll1", &pll1_clk),
+ CLK(NULL, "pll1_sysclk1", &pll1_sysclk1),
+ CLK(NULL, "pll1_sysclk2", &pll1_sysclk2),
+ CLK(NULL, "pll1_sysclk3", &pll1_sysclk3),
+ CLK(NULL, "pll1_sysclk4", &pll1_sysclk4),
+ CLK(NULL, "pll1_sysclk5", &pll1_sysclk5),
+ CLK(NULL, "pll1_sysclk6", &pll1_sysclk6),
+ CLK(NULL, "pll1_sysclk7", &pll1_sysclk7),
+ CLK(NULL, "pll1_sysclk8", &pll1_sysclk8),
+ CLK(NULL, "pll1_sysclk9", &pll1_sysclk9),
+ CLK(NULL, "pll1_sysclk10", &pll1_sysclk10),
+ CLK(NULL, "core", &core_clk),
+ CLK("watchdog", NULL, &watchdog_clk),
+ CLK(NULL, NULL, NULL)
+};
+
+/* Called from arch/kernel/setup.c */
+void c6x_board_setup_arch(void)
+{
+ printk(KERN_INFO "Designed for the EVM6472 board, Texas Instruments.\n");
+
+ c6x_clk_init(evm_clks);
+}
+
diff --git a/arch/c6x/platforms/board-evm6474.c b/arch/c6x/platforms/board-evm6474.c
new file mode 100644
index 0000000..35a616f
--- /dev/null
+++ b/arch/c6x/platforms/board-evm6474.c
@@ -0,0 +1,112 @@
+/*
+ * Copyright (C) 2010, 2011 Texas Instruments Incorporated
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#include <linux/platform_device.h>
+#include <asm/clock.h>
+#include <mach/board.h>
+
+/*----------------------------------------------------------------------*/
+
+static struct pll_data pll1_data = {
+ .num = 1,
+ .phys_base = ARCH_PLL1_BASE,
+};
+
+static struct clk clkin1 = {
+ .name = "clkin1",
+/* .rate = 61440000, This is when using SYSCLK (SW5 CORE_CLOK_SEL to ON) */
+ .rate = 50000000, /* default one is 50MHz clock */
+ .node = LIST_HEAD_INIT(clkin1.node),
+ .children = LIST_HEAD_INIT(clkin1.children),
+ .childnode = LIST_HEAD_INIT(clkin1.childnode),
+};
+
+static struct clk pll1_clk = {
+ .name = "pll1",
+ .parent = &clkin1,
+ .pll_data = &pll1_data,
+ .flags = CLK_PLL,
+};
+
+static struct clk pll1_sysclk7 = {
+ .name = "pll1_sysclk7",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 1,
+};
+
+static struct clk pll1_sysclk9 = {
+ .name = "pll1_sysclk9",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 3,
+};
+
+static struct clk pll1_sysclk10 = {
+ .name = "pll1_sysclk10",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 6,
+};
+
+static struct clk pll1_sysclk11 = {
+ .name = "pll1_sysclk11",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL,
+ .div = PLLDIV11,
+};
+
+static struct clk pll1_sysclk12 = {
+ .name = "pll1_sysclk12",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 2,
+};
+
+static struct clk pll1_sysclk13 = {
+ .name = "pll1_sysclk13",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL,
+ .div = PLLDIV13,
+};
+
+static struct clk core_clk = {
+ .name = "core",
+ .parent = &pll1_sysclk7,
+};
+
+static struct clk watchdog_clk = {
+ .name = "watchdog",
+ .parent = &pll1_sysclk10,
+};
+
+static struct clk_lookup evm_clks[] = {
+ CLK(NULL, "pll1", &pll1_clk),
+ CLK(NULL, "pll1_sysclk7", &pll1_sysclk7),
+ CLK(NULL, "pll1_sysclk9", &pll1_sysclk9),
+ CLK(NULL, "pll1_sysclk10", &pll1_sysclk10),
+ CLK(NULL, "pll1_sysclk11", &pll1_sysclk11),
+ CLK(NULL, "pll1_sysclk12", &pll1_sysclk12),
+ CLK(NULL, "pll1_sysclk13", &pll1_sysclk13),
+ CLK(NULL, "core", &core_clk),
+ CLK("watchdog", NULL, &watchdog_clk),
+ CLK("", NULL, NULL)
+};
+
+/* Called from arch/kernel/setup.c */
+void c6x_board_setup_arch(void)
+{
+ printk(KERN_INFO "Designed for the EVM6474 board, Texas Instruments.\n");
+
+ c6x_clk_init(evm_clks);
+}
+
diff --git a/arch/c6x/platforms/board-evm6474lite.c b/arch/c6x/platforms/board-evm6474lite.c
new file mode 100644
index 0000000..12cd4e3
--- /dev/null
+++ b/arch/c6x/platforms/board-evm6474lite.c
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2010, 2011 Texas Instruments Incorporated
+ * Author: Sandeep Paulraj <s-paulraj@...com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#include <linux/platform_device.h>
+#include <asm/clock.h>
+#include <mach/board.h>
+
+static struct pll_data pll1_data = {
+ .num = 1,
+ .phys_base = ARCH_PLL1_BASE,
+};
+
+static struct clk clkin1 = {
+ .name = "clkin1",
+ .rate = 50000000,
+ .node = LIST_HEAD_INIT(clkin1.node),
+ .children = LIST_HEAD_INIT(clkin1.children),
+ .childnode = LIST_HEAD_INIT(clkin1.childnode),
+};
+
+static struct clk pll1_clk = {
+ .name = "pll1",
+ .parent = &clkin1,
+ .pll_data = &pll1_data,
+ .flags = CLK_PLL,
+};
+
+static struct clk pll1_sysclk7 = {
+ .name = "pll1_sysclk7",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 1,
+};
+
+static struct clk pll1_sysclk9 = {
+ .name = "pll1_sysclk9",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 3,
+};
+
+static struct clk pll1_sysclk10 = {
+ .name = "pll1_sysclk10",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 6,
+};
+
+static struct clk pll1_sysclk11 = {
+ .name = "pll1_sysclk11",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL,
+ .div = PLLDIV11,
+};
+
+static struct clk pll1_sysclk12 = {
+ .name = "pll1_sysclk12",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL | FIXED_DIV_PLL,
+ .div = 2,
+};
+
+static struct clk pll1_sysclk13 = {
+ .name = "pll1_sysclk13",
+ .parent = &pll1_clk,
+ .flags = CLK_PLL,
+ .div = PLLDIV13,
+};
+
+static struct clk core_clk = {
+ .name = "core",
+ .parent = &pll1_sysclk7,
+};
+
+static struct clk watchdog_clk = {
+ .name = "watchdog",
+ .parent = &pll1_sysclk10,
+};
+
+static struct clk_lookup evm_clks[] = {
+ CLK(NULL, "pll1", &pll1_clk),
+ CLK(NULL, "pll1_sysclk7", &pll1_sysclk7),
+ CLK(NULL, "pll1_sysclk9", &pll1_sysclk9),
+ CLK(NULL, "pll1_sysclk10", &pll1_sysclk10),
+ CLK(NULL, "pll1_sysclk11", &pll1_sysclk11),
+ CLK(NULL, "pll1_sysclk12", &pll1_sysclk12),
+ CLK(NULL, "pll1_sysclk13", &pll1_sysclk13),
+ CLK(NULL, "core", &core_clk),
+ CLK("watchdog", NULL, &watchdog_clk),
+ CLK("", NULL, NULL)
+};
+
+/* Called from arch/kernel/setup.c */
+void c6x_board_setup_arch(void)
+{
+ printk(KERN_INFO "Designed for the EVM6474 Lite EVM\n");
+
+ c6x_clk_init(evm_clks);
+}
+
diff --git a/arch/c6x/platforms/include/mach/board-dsk6455.h b/arch/c6x/platforms/include/mach/board-dsk6455.h
new file mode 100644
index 0000000..f2d2273
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/board-dsk6455.h
@@ -0,0 +1,53 @@
+/*
+ * linux/arch/c6x/platforms/mach/board-dsk6455.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010, 2011 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * Board memory
+ */
+#define BOARD_RAM_SIZE 0x08000000
+
+/*
+ * Timer definitions
+ */
+#define LINUX_TIMER_SRC TIMER_1
+#define LINUX_TIMER_IRQ IRQ_TINT1
+
+/*
+ * DSK6455 CPLD registers
+ */
+#define DSK6455_CPLD_REG_BASE 0xa0000000
+
+#define DSK6455_CPLD_USER 0x0
+#define DSK6455_CPLD_DC 0x1
+#define DSK6455_CPLD_VERSION 0x4
+#define DSK6455_CPLD_MISC 0x6
+#define DSK6455_CPLD_MISC2 0x7
+
+#ifndef __ASSEMBLY__
+#define cpld_setbit_reg(reg, val) \
+ (*((volatile unsigned char *) (DSK6455_CPLD_REG_BASE + (reg))) |= \
+ (unsigned char) (val))
+
+#define cpld_clearbit_reg(reg, val) \
+ (*((volatile unsigned char *) (DSK6455_CPLD_REG_BASE + (reg))) &= \
+ ~((unsigned char) (val)))
+
+#define cpld_set_reg(reg, val) \
+ (*((volatile unsigned char *) (DSK6455_CPLD_REG_BASE + (reg))) = \
+ (unsigned char) (val))
+
+#define cpld_get_reg(reg) \
+ (*((volatile unsigned char *) (DSK6455_CPLD_REG_BASE + (reg))))
+
+
+#endif
diff --git a/arch/c6x/platforms/include/mach/board-evm6457.h b/arch/c6x/platforms/include/mach/board-evm6457.h
new file mode 100644
index 0000000..cc6006c
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/board-evm6457.h
@@ -0,0 +1,25 @@
+/*
+ * linux/arch/c6x/platforms/mach/board-evm6457.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010, 2011 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * Board memory
+ */
+#define BOARD_RAM_SIZE 0x10000000
+
+/*
+ * Timer definitions
+ */
+#define LINUX_TIMER_SRC TIMER_1
+#define LINUX_TIMER_IRQ IRQ_TINT1
+
+
diff --git a/arch/c6x/platforms/include/mach/board-evm6472.h b/arch/c6x/platforms/include/mach/board-evm6472.h
new file mode 100644
index 0000000..5e33d30
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/board-evm6472.h
@@ -0,0 +1,23 @@
+/*
+ * linux/arch/c6x/platforms/mach/board-evm6472.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010, 2011 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * Board memory
+ */
+#define BOARD_RAM_SIZE 0x10000000
+
+/*
+ * Timer definitions
+ */
+#define LINUX_TIMER_SRC (TIMER_0 + get_coreid())
+#define LINUX_TIMER_IRQ IRQ_TINT
diff --git a/arch/c6x/platforms/include/mach/board-evm6474.h b/arch/c6x/platforms/include/mach/board-evm6474.h
new file mode 100644
index 0000000..a5f8f94
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/board-evm6474.h
@@ -0,0 +1,23 @@
+/*
+ * linux/arch/c6x/platforms/mach/board-evm6474.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010, 2011 Texas Instruments Incorporated
+ * Author: Sandeep Paulraj <s-paulraj@...com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * Board memory
+ */
+#define BOARD_RAM_SIZE 0x08000000
+
+/*
+ * Timer definitions
+ */
+#define LINUX_TIMER_SRC (TIMER_5 - get_coreid())
+#define LINUX_TIMER_IRQ (IRQ_TINT5 - (get_coreid() << 1))
diff --git a/arch/c6x/platforms/include/mach/board-evm6474l.h b/arch/c6x/platforms/include/mach/board-evm6474l.h
new file mode 100644
index 0000000..a5f8f94
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/board-evm6474l.h
@@ -0,0 +1,23 @@
+/*
+ * linux/arch/c6x/platforms/mach/board-evm6474.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010, 2011 Texas Instruments Incorporated
+ * Author: Sandeep Paulraj <s-paulraj@...com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * Board memory
+ */
+#define BOARD_RAM_SIZE 0x08000000
+
+/*
+ * Timer definitions
+ */
+#define LINUX_TIMER_SRC (TIMER_5 - get_coreid())
+#define LINUX_TIMER_IRQ (IRQ_TINT5 - (get_coreid() << 1))
diff --git a/arch/c6x/platforms/include/mach/board.h b/arch/c6x/platforms/include/mach/board.h
new file mode 100644
index 0000000..a03dd27
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/board.h
@@ -0,0 +1,32 @@
+/*
+ * linux/arch/c6x/platforms/mach/board.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __ASM_C6X_BOARD_H
+#define __ASM_C6X_BOARD_H
+
+#ifdef CONFIG_ARCH_BOARD_DSK6455
+#include <mach/board-dsk6455.h>
+#endif
+#ifdef CONFIG_ARCH_BOARD_EVM6457
+#include <mach/board-evm6457.h>
+#endif
+#ifdef CONFIG_ARCH_BOARD_EVM6472
+#include <mach/board-evm6472.h>
+#endif
+#ifdef CONFIG_ARCH_BOARD_EVM6474
+#include <mach/board-evm6474.h>
+#endif
+#ifdef CONFIG_ARCH_BOARD_EVM6474L
+#include <mach/board-evm6474l.h>
+#endif
+
+#endif
diff --git a/arch/c6x/platforms/include/mach/cache.h b/arch/c6x/platforms/include/mach/cache.h
new file mode 100644
index 0000000..bc31a58
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/cache.h
@@ -0,0 +1,104 @@
+/*
+ * linux/arch/c6x/platforms/include/mach/cache.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2007, 2009, 2010 Texas Instruments Incorporated
+ * Author: Aurelien Jacquiot (aurelien.jacquiot@...tuallogix.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * Cache line size
+ */
+#define L1D_CACHE_BYTES 64
+#define L1P_CACHE_BYTES 32
+#define L2_CACHE_BYTES 128
+
+/*
+ * L2 used as cache
+ */
+#define L2MODE_SIZE L2MODE_256K_CACHE
+
+/*
+ * Internal Memory Control Registers for caches
+ */
+#define IMCR_CCFG 0x01840000
+#define IMCR_L1PCFG 0x01840020
+#define IMCR_L1PCC 0x01840024
+#define IMCR_L1DCFG 0x01840040
+#define IMCR_L1DCC 0x01840044
+#define IMCR_L2ALLOC0 0x01842000
+#define IMCR_L2ALLOC1 0x01842004
+#define IMCR_L2ALLOC2 0x01842008
+#define IMCR_L2ALLOC3 0x0184200c
+#define IMCR_L2WBAR 0x01844000
+#define IMCR_L2WWC 0x01844004
+#define IMCR_L2WIBAR 0x01844010
+#define IMCR_L2WIWC 0x01844014
+#define IMCR_L2IBAR 0x01844018
+#define IMCR_L2IWC 0x0184401c
+#define IMCR_L1PIBAR 0x01844020
+#define IMCR_L1PIWC 0x01844024
+#define IMCR_L1DWIBAR 0x01844030
+#define IMCR_L1DWIWC 0x01844034
+#define IMCR_L1DWBAR 0x01844040
+#define IMCR_L1DWWC 0x01844044
+#define IMCR_L1DIBAR 0x01844048
+#define IMCR_L1DIWC 0x0184404c
+#define IMCR_L2WB 0x01845000
+#define IMCR_L2WBINV 0x01845004
+#define IMCR_L2INV 0x01845008
+#define IMCR_L1PINV 0x01845028
+#define IMCR_L1DWB 0x01845040
+#define IMCR_L1DWBINV 0x01845044
+#define IMCR_L1DINV 0x01845048
+#define IMCR_MAR_BASE 0x01848000
+#define IMCR_MAR96_111 0x01848180
+#define IMCR_MAR128_191 0x01848200
+#define IMCR_MAR224_239 0x01848380
+#define IMCR_L2MPFAR 0x0184a000
+#define IMCR_L2MPFSR 0x0184a004
+#define IMCR_L2MPFCR 0x0184a008
+#define IMCR_L2MPLK0 0x0184a100
+#define IMCR_L2MPLK1 0x0184a104
+#define IMCR_L2MPLK2 0x0184a108
+#define IMCR_L2MPLK3 0x0184a10c
+#define IMCR_L2MPLKCMD 0x0184a110
+#define IMCR_L2MPLKSTAT 0x0184a114
+#define IMCR_L2MPPA_BASE 0x0184a200
+#define IMCR_L1PMPFAR 0x0184a400
+#define IMCR_L1PMPFSR 0x0184a404
+#define IMCR_L1PMPFCR 0x0184a408
+#define IMCR_L1PMPLK0 0x0184a500
+#define IMCR_L1PMPLK1 0x0184a504
+#define IMCR_L1PMPLK2 0x0184a508
+#define IMCR_L1PMPLK3 0x0184a50c
+#define IMCR_L1PMPLKCMD 0x0184a510
+#define IMCR_L1PMPLKSTAT 0x0184a514
+#define IMCR_L1PMPPA_BASE 0x0184a600
+#define IMCR_L1DMPFAR 0x0184ac00
+#define IMCR_L1DMPFSR 0x0184ac04
+#define IMCR_L1DMPFCR 0x0184ac08
+#define IMCR_L1DMPLK0 0x0184ad00
+#define IMCR_L1DMPLK1 0x0184ad04
+#define IMCR_L1DMPLK2 0x0184ad08
+#define IMCR_L1DMPLK3 0x0184ad0c
+#define IMCR_L1DMPLKCMD 0x0184ad10
+#define IMCR_L1DMPLKSTAT 0x0184ad14
+#define IMCR_L1DMPPA_BASE 0x0184ae00
+#define IMCR_L2PDWAKE0 0x0184c040
+#define IMCR_L2PDWAKE1 0x0184c044
+#define IMCR_L2PDSLEEP0 0x0184c050
+#define IMCR_L2PDSLEEP1 0x0184c054
+#define IMCR_L2PDSTAT0 0x0184c060
+#define IMCR_L2PDSTAT1 0x0184c064
+
+/*
+ * Physical memory granularity for MAR registers
+ */
+#define IMCR_MAR_SIZE 0x01000000
+
diff --git a/arch/c6x/platforms/include/mach/dscr.h b/arch/c6x/platforms/include/mach/dscr.h
new file mode 100644
index 0000000..1021e8a
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/dscr.h
@@ -0,0 +1,184 @@
+/*
+ * linux/arch/c6x/platforms/include/mach/dscr.h
+ *
+ * DSCR definitions for Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __MACH_C6X_DSCR_H
+#define __MACH_C6X_DSCR_H
+
+#include <linux/bitops.h>
+#include <asm/hardware.h>
+
+/*
+ * Device State Control Registers
+ */
+#if defined(CONFIG_SOC_TMS320C6455)
+#define DSCR_DEVSTAT __SYSREG(0x02a80000, unsigned int)
+#define DSCR_PERLOCK __SYSREG(0x02ac0004, unsigned int)
+#define DSCR_PERCFG0 __SYSREG(0x02ac0008, unsigned int)
+#define DSCR_PERSTAT0 __SYSREG(0x02ac0014, unsigned int)
+#define DSCR_PERSTAT1 __SYSREG(0x02ac0018, unsigned int)
+#define DSCR_EMACCFG __SYSREG(0x02ac0020, unsigned int)
+#define DSCR_PERCFG1 __SYSREG(0x02ac002c, unsigned int)
+#define DSCR_EMUBUFPD __SYSREG(0x02ac0054, unsigned int)
+
+#define DSCR_LOCKVAL 0x0f0a0b00
+
+#define DSCR_B_PERCFG0_TCP BIT(0)
+#define DSCR_B_PERCFG0_VCP BIT(2)
+#define DSCR_B_PERCFG0_EMAC BIT(4)
+#define DSCR_B_PERCFG0_TIMER0 BIT(6)
+#define DSCR_B_PERCFG0_TIMER1 BIT(8)
+#define DSCR_B_PERCFG0_GPIO BIT(10)
+#define DSCR_B_PERCFG0_I2C BIT(12)
+#define DSCR_B_PERCFG0_BSP0 BIT(14)
+#define DSCR_B_PERCFG0_BSP1 BIT(16)
+#define DSCR_B_PERCFG0_HPI BIT(18)
+#define DSCR_B_PERCFG0_PCI BIT(20)
+#define DSCR_B_PERCFG0_UTOPIA BIT(22)
+
+#define DSCR_B_PERCFG1_EMIFA BIT(0)
+#define DSCR_B_PERCFG1_DDR2 BIT(1)
+
+#define DSCR_B_EMACCFG_RMIIRST (1<<19)
+
+#define DEVSTAT_MACSEL_OFFSET 9
+#define DEVSTAT_MACSEL_MASK 3
+
+#endif /* CONFIG_SOC_TMS320C6455 */
+
+#if defined(CONFIG_SOC_TMS320C6457)
+#define DSCR_JTAGID __SYSREG(0x02880818, unsigned int)
+#define DSCR_DEVSTAT __SYSREG(0x02880820, unsigned int)
+#define DSCR_KICK0 __SYSREG(0x02880838, unsigned int)
+#define DSCR_KICK1 __SYSREG(0x0288083c, unsigned int)
+#define DSCR_BOOTADDR __SYSREG(0x02880840, unsigned int)
+#define DSCR_DEVCFG __SYSREG(0x02880910, unsigned int)
+#define DSCR_MACID1 __SYSREG(0x02880914, unsigned int)
+#define DSCR_MACID2 __SYSREG(0x02880918, unsigned int)
+#define DSCR_PRI_ALLOC __SYSREG(0x0288091c, unsigned int)
+#define DSCR_WDRSTSEL __SYSREG(0x02880920, unsigned int)
+
+#define DSCR_KICK0_KEY 0x83E70B13
+#define DSCR_KICK1_KEY 0x95A4F1E0
+
+#define DSCR_B_DEVSTAT_LENDIAN BIT(0)
+#define DSCR_B_DEVSTAT_HPIWIDTH BIT(14)
+#define DSCR_B_DEVSTAT_ECLKINSEL BIT(15)
+
+/* Using SGMII */
+#define DEVSTAT_MACSEL_OFFSET 0
+#define DEVSTAT_MACSEL_MASK 0
+
+#endif /* CONFIG_SOC_TMS320C6457 */
+
+#if defined(CONFIG_SOC_TMS320C6474)
+#define DSCR_DEVSTAT __SYSREG(0x02880804, unsigned int)
+#define DSCR_JTAGID __SYSREG(0x02880814, unsigned int)
+#define DSCR_PERLOCK __SYSREG(0x02ac0004, unsigned int)
+#define DSCR_PERCFG0 __SYSREG(0x02ac0008, unsigned int)
+#define DSCR_PERSTAT0 __SYSREG(0x02ac0014, unsigned int)
+#define DSCR_PERSTAT1 __SYSREG(0x02ac0018, unsigned int)
+#define DSCR_EMACCFG __SYSREG(0x02ac0020, unsigned int)
+#define DSCR_PERCFG1 __SYSREG(0x02ac002c, unsigned int)
+#define DSCR_EMUBUFPD __SYSREG(0x02ac0054, unsigned int)
+
+#define DSCR_LOCKVAL 0x0f0a0b00
+
+#define DSCR_B_PERCFG0_TCP BIT(0)
+#define DSCR_B_PERCFG0_VCP BIT(2)
+#define DSCR_B_PERCFG0_EMAC BIT(4)
+#define DSCR_B_PERCFG0_TIMER0 BIT(6)
+#define DSCR_B_PERCFG0_TIMER1 BIT(8)
+#define DSCR_B_PERCFG0_GPIO BIT(10)
+#define DSCR_B_PERCFG0_I2C BIT(12)
+#define DSCR_B_PERCFG0_BSP0 BIT(14)
+#define DSCR_B_PERCFG0_BSP1 BIT(16)
+#define DSCR_B_PERCFG0_HPI BIT(18)
+#define DSCR_B_PERCFG0_PCI BIT(20)
+#define DSCR_B_PERCFG0_UTOPIA BIT(22)
+
+#define DSCR_B_PERCFG1_EMIFA BIT(0)
+#define DSCR_B_PERCFG1_DDR2 BIT(1)
+
+#define DSCR_B_EMACCFG_RMIIRST (1<<19)
+
+/* Using SGMII */
+#define DEVSTAT_MACSEL_OFFSET 0
+#define DEVSTAT_MACSEL_MASK 0
+
+#endif /* CONFIG_SOC_TMS320C6474 */
+
+#if defined(CONFIG_SOC_TMS320C6472)
+#define DSCR_DEVSTAT __SYSREG(0x2a80000, unsigned int)
+#define DSCR_PRIALLOC __SYSREG(0x2a80004, unsigned int)
+#define DSCR_DEVID __SYSREG(0x2a80008, unsigned int)
+#define DSCR_DEVCTL __SYSREG(0x2a80200, unsigned int)
+#define DSCR_PERLOCK __SYSREG(0x2a80204, unsigned int)
+#define DSCR_RMIIRESET0 __SYSREG(0x2a80208, unsigned int)
+#define DSCR_RMIIRESET1 __SYSREG(0x2a8020c, unsigned int)
+#define DSCR_HOSTPRIV __SYSREG(0x2a8040c, unsigned int)
+#define DSCR_PRIVPERM __SYSREG(0x2a8041c, unsigned int)
+#define DSCR_PRIVKEY __SYSREG(0x2a80420, unsigned int)
+#define DSCR_NMIGR0 __SYSREG(0x2a80500, unsigned int)
+#define DSCR_NMIGR1 __SYSREG(0x2a80504, unsigned int)
+#define DSCR_NMIGR2 __SYSREG(0x2a80508, unsigned int)
+#define DSCR_NMIGR3 __SYSREG(0x2a8050c, unsigned int)
+#define DSCR_NMIGR4 __SYSREG(0x2a80510, unsigned int)
+#define DSCR_NMIGR5 __SYSREG(0x2a80514, unsigned int)
+#define DSCR_IPCGR0 __SYSREG(0x2a80540, unsigned int)
+#define DSCR_IPCGR1 __SYSREG(0x2a80544, unsigned int)
+#define DSCR_IPCGR2 __SYSREG(0x2a80548, unsigned int)
+#define DSCR_IPCGR3 __SYSREG(0x2a8054c, unsigned int)
+#define DSCR_IPCGR4 __SYSREG(0x2a80550, unsigned int)
+#define DSCR_IPCGR5 __SYSREG(0x2a80554, unsigned int)
+#define DSCR_IPCGRH __SYSREG(0x2a8057c, unsigned int)
+#define DSCR_IPCAR0 __SYSREG(0x2a80580, unsigned int)
+#define DSCR_IPCAR1 __SYSREG(0x2a80584, unsigned int)
+#define DSCR_IPCAR2 __SYSREG(0x2a80588, unsigned int)
+#define DSCR_IPCAR3 __SYSREG(0x2a8058c, unsigned int)
+#define DSCR_IPCAR4 __SYSREG(0x2a80590, unsigned int)
+#define DSCR_IPCAR5 __SYSREG(0x2a80594, unsigned int)
+#define DSCR_IPCARH __SYSREG(0x2a805bc, unsigned int)
+#define DSCR_TPMGR __SYSREG(0x2a80714, unsigned int)
+#define DSCR_RSTMUX0 __SYSREG(0x2a80718, unsigned int)
+#define DSCR_RSTMUX1 __SYSREG(0x2a8071c, unsigned int)
+#define DSCR_RSTMUX2 __SYSREG(0x2a80720, unsigned int)
+#define DSCR_RSTMUX3 __SYSREG(0x2a80724, unsigned int)
+#define DSCR_RSTMUX4 __SYSREG(0x2a80728, unsigned int)
+#define DSCR_RSTMUX5 __SYSREG(0x2a8072c, unsigned int)
+
+#define DSCR_LOCKVAL 0xa1e183a
+
+#define DSCR_B_DEVCTL_EMAC1 BIT(12)
+
+#define DEVSTAT_B_EMAC0_MACSEL 0x00000700
+#define DEVSTAT_B_EMAC0_OFFSET 8
+#define DEVSTAT_B_EMAC1_MACSEL 0x00C00000
+#define DEVSTAT_B_EMAC1_OFFSET 22
+
+#define DEVSTAT_MACSEL_OFFSET 8
+#define DEVSTAT_MACSEL_MASK 7
+
+#endif /* CONFIG_SOC_TMS320C6472 */
+
+/*
+ * MDIO interfaces
+ */
+#define DEVSTAT_MACSEL_MII 0
+#define DEVSTAT_MACSEL_RMII 1
+#define DEVSTAT_MACSEL_GMII 2
+#define DEVSTAT_MACSEL_RGMII 3
+#define DEVSTAT_MACSEL_S3MII 5
+#define DEVSTAT_MACSEL_DISABLE 7
+
+#endif /* __MACH_C6X_DSCR_H */
+
diff --git a/arch/c6x/platforms/include/mach/emif.h b/arch/c6x/platforms/include/mach/emif.h
new file mode 100644
index 0000000..056d206
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/emif.h
@@ -0,0 +1,63 @@
+/*
+ * linux/arch/c6x/platforms/include/mach/emif.h
+ *
+ * External Memory Interface for Texas Instruments C64x+
+ *
+ * Copyright (C) 2011 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __MACH_C6X_EMIF_H
+#define __MACH_C6X_EMIF_H
+
+#if defined(CONFIG_SOC_TMS320C6455)
+#define EMIFA_BASE 0x70000000
+#elif defined(CONFIG_SOC_TMS320C6457)
+#define EMIFA_BASE 0x70000000
+#else
+#error "EMIFA not supported on this SoC"
+#endif
+
+#define EMIFA_MIDR __SYSREG(EMIFA_BASE + 0x00, uint32_t)
+#define EMIFA_STAT __SYSREG(EMIFA_BASE + 0x04, uint32_t)
+#define EMIFA_BPRIO __SYSREG(EMIFA_BASE + 0x20, uint32_t)
+#define EMIFA_CE2CFG __SYSREG(EMIFA_BASE + 0x80, uint32_t)
+#define EMIFA_CE3CFG __SYSREG(EMIFA_BASE + 0x84, uint32_t)
+#define EMIFA_CE4CFG __SYSREG(EMIFA_BASE + 0x88, uint32_t)
+#define EMIFA_CE5CFG __SYSREG(EMIFA_BASE + 0x8C, uint32_t)
+#define EMIFA_AWCC __SYSREG(EMIFA_BASE + 0xA0, uint32_t)
+#define EMIFA_INTRAW __SYSREG(EMIFA_BASE + 0xC0, uint32_t)
+#define EMIFA_INTMSK __SYSREG(EMIFA_BASE + 0xC4, uint32_t)
+#define EMIFA_INTMSKSET __SYSREG(EMIFA_BASE + 0xC8, uint32_t)
+#define EMIFA_INTMSKCLR __SYSREG(EMIFA_BASE + 0x0C, uint32_t)
+
+/* Layout of CEnCFG register for Sync mode */
+#define EMIFA_CFG_SYNC BIT(31)
+#define EMIFA_CFG_RD_BE_EN BIT(10)
+#define EMIFA_CFG_CE_EXT BIT(9)
+#define EMIFA_CFG_R_ENABLE BIT(8)
+#define EMIFA_CFG_W_LTNCY(n) (((n) & 3) << 6)
+#define EMIFA_CFG_R_LTNCY(n) (((n) & 3) << 2)
+#define EMIFA_CFG_WIDTH_8 0
+#define EMIFA_CFG_WIDTH_16 1
+#define EMIFA_CFG_WIDTH_32 2
+#define EMIFA_CFG_WIDTH_64 3
+
+/* Layout of CEnCFG register for Async mode */
+#define EMIFA_CFG_ASYNC (0 << 31)
+#define EMIFA_CFG_SS BIT(30)
+#define EMIFA_CFG_BWEM BIT(29)
+#define EMIFA_CFG_AE BIT(28)
+#define EMIFA_CFG_W_SETUP(n) ((((n) - 1) & 0x0f) << 24)
+#define EMIFA_CFG_W_STROBE(n) ((((n) - 1) & 0x3f) << 18)
+#define EMIFA_CFG_W_HOLD(n) ((((n) - 1) & 0x07) << 15)
+#define EMIFA_CFG_R_SETUP(n) ((((n) - 1) & 0x0f) << 11)
+#define EMIFA_CFG_R_STROBE(n) ((((n) - 1) & 0x3f) << 5)
+#define EMIFA_CFG_R_HOLD(n) ((((n) - 1) & 0x07) << 2)
+/* Bus width same as Sync mode */
+
+
+#endif /* __MACH_C6X_EMIF_H */
diff --git a/arch/c6x/platforms/include/mach/gemac.h b/arch/c6x/platforms/include/mach/gemac.h
new file mode 100644
index 0000000..ba82036
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/gemac.h
@@ -0,0 +1,763 @@
+/*
+ * linux/arch/c6x/platforms/include/mach/gemac.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ * Aurelien Jacquiot <a-jacquiot@...com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __MACH_C6X_GEMAC_H
+#define __MACH_C6X_GEMAC_H
+
+#include <linux/io.h>
+#include <mach/board.h>
+
+/*
+ * Packet flags (16 bits)
+ */
+#define EMAC_DESC_FLAG_SOP 0x80000000
+#define EMAC_DESC_FLAG_EOP 0x40000000
+#define EMAC_DESC_FLAG_OWNER 0x20000000
+#define EMAC_DESC_FLAG_EOQ 0x10000000
+#define EMAC_DESC_FLAG_TDOWNCMPLT 0x08000000
+#define EMAC_DESC_FLAG_PASSCRC 0x04000000
+#define EMAC_DESC_FLAG_JABBER 0x02000000
+#define EMAC_DESC_FLAG_OVERSIZE 0x01000000
+#define EMAC_DESC_FLAG_FRAGMENT 0x00800000
+#define EMAC_DESC_FLAG_UNDERSIZED 0x00400000
+#define EMAC_DESC_FLAG_CONTROL 0x00200000
+#define EMAC_DESC_FLAG_OVERRUN 0x00100000
+#define EMAC_DESC_FLAG_CODEERROR 0x00080000
+#define EMAC_DESC_FLAG_ALIGNERROR 0x00040000
+#define EMAC_DESC_FLAG_CRCERROR 0x00020000
+#define EMAC_DESC_FLAG_NOMATCH 0x00010000
+
+#define EMAC_PACKET_LEN_MASK 0x000007FF
+
+/*
+ * EMAC registers
+ */
+#define EMAC_TXIDVER 0x000 /* TX ID and Version */
+#define EMAC_TXCONTROL 0x004 /* TX Control */
+#define EMAC_TXTEARDOWN 0x008 /* TX Teardown */
+#define EMAC_RXIDVER 0x010 /* RX ID and Version */
+#define EMAC_RXCONTROL 0x014 /* RX Control */
+#define EMAC_RXTEARDOWN 0x018 /* RX Teardown */
+#define EMAC_TXINTSTATRAW 0x080 /* TX IRQ Status Register (Unmasked) */
+#define EMAC_TXINTSTATMASKED 0x084 /* TX IRQ Status Register (Masked) */
+#define EMAC_TXINTMASKSET 0x088 /* TX Interrupt Mask Set Register */
+#define EMAC_TXINTMASKCLEAR 0x08C /* TX Interrupt Mask Clear Register */
+#define EMAC_MACINVECTOR 0x090 /* MAC Input Vector Register */
+#define EMAC_MACEOIVECTOR 0x094 /* MAC End of IRQ Vector Register */
+#define EMAC_RXINTSTATRAW 0x0A0 /* RX IRQ Status Register (Unmasked) */
+#define EMAC_RXINTSTATMASKED 0x0A4 /* RX IRQ Status Register (Masked) */
+#define EMAC_RXINTMASKSET 0x0A8 /* RX IRQ Mask Set Register */
+#define EMAC_RXINTMASKCLEAR 0x0AC /* RX IRQ Mask Clear Register */
+#define EMAC_MACINTSTATRAW 0x0B0 /* MAC IRQ Status Register (Unmasked) */
+#define EMAC_MACINTSTATMASKED 0x0B4 /* MAC IRQ Status Register (Masked) */
+#define EMAC_MACINTMASKSET 0x0B8 /* MAC IRQ Mask Set Register */
+#define EMAC_MACINTMASKCLEAR 0x0BC /* MAC IRQ Mask Clear Register */
+#define EMAC_RXMBPENABLE 0x100 /* RX Mulicast/Bcast/Promisc Enable */
+#define EMAC_RXUNICASTSET 0x104 /* RX Unicast Set Register */
+#define EMAC_RXUNICASTCLEAR 0x108 /* RX Unicast Clear Register */
+#define EMAC_RXMAXLEN 0x10c /* RX Maximum Length Register */
+#define EMAC_RXBUFFEROFFSET 0x110 /* RX Buffer Offset Register */
+#define EMAC_RXFILTERLOWTHRESH 0x114 /* RX Filer Low Priority Packets Threshhold */
+#define EMAC_RX0FLOWTHRESH 0x120 /* RX Channel 0 Flow Control Threshhold */
+#define EMAC_RX1FLOWTHRESH 0x124 /* RX Channel 1 Flow Control Threshhold */
+#define EMAC_RX2FLOWTHRESH 0x128 /* RX Channel 2 Flow Control Threshhold */
+#define EMAC_RX3FLOWTHRESH 0x12c /* RX Channel 3 Flow Control Threshhold */
+#define EMAC_RX4FLOWTHRESH 0x130 /* RX Channel 4 Flow Control Threshhold */
+#define EMAC_RX5FLOWTHRESH 0x134 /* RX Channel 5 Flow Control Threshhold */
+#define EMAC_RX6FLOWTHRESH 0x138 /* RX Channel 6 Flow Control Threshhold */
+#define EMAC_RX7FLOWTHRESH 0x13c /* RX Channel 7 Flow Control Threshhold */
+#define EMAC_RX0FREEBUFFER 0x140 /* RX Channel 0 Free Buffer Count Register */
+#define EMAC_RX1FREEBUFFER 0x144 /* RX Channel 1 Free Buffer Count Register */
+#define EMAC_RX2FREEBUFFER 0x148 /* RX Channel 2 Free Buffer Count Register */
+#define EMAC_RX3FREEBUFFER 0x14c /* RX Channel 3 Free Buffer Count Register */
+#define EMAC_RX4FREEBUFFER 0x150 /* RX Channel 4 Free Buffer Count Register */
+#define EMAC_RX5FREEBUFFER 0x154 /* RX Channel 5 Free Buffer Count Register */
+#define EMAC_RX6FREEBUFFER 0x158 /* RX Channel 6 Free Buffer Count Register */
+#define EMAC_RX7FREEBUFFER 0x15c /* RX Channel 7 Free Buffer Count Register */
+#define EMAC_MACCONTROL 0x160 /* MAC Control Register */
+#define EMAC_MACSTATUS 0x164 /* MAC Status Register */
+#define EMAC_EMCONTROL 0x168 /* Emulation Control Register */
+#define EMAC_FIFOCONTROL 0x16C /* FIFO Control Register */
+#define EMAC_MACCONFIG 0x170 /* MAC Configuration Register */
+#define EMAC_SOFTRESET 0x174 /* Soft Reset Register */
+#define EMAC_MACSRCADDRLO 0x1D0 /* MAC Source Address Low Bytes Register */
+#define EMAC_MACSRCADDRHI 0x1D4 /* MAC Source Address High Bytes Register */
+#define EMAC_MACHASH1 0x1D8 /* MAC Address Hash 1 Register */
+#define EMAC_MACHASH2 0x1DC /* MAC Address Hash 2 Register */
+#define EMAC_BOFFTEST 0x1E0 /* Backoff Test Register */
+#define EMAC_TPACETEST 0x1E4 /* Transmit Pacing Test Register */
+#define EMAC_RXPAUSE 0x1E8 /* Receive Pause Timer Register */
+#define EMAC_TXPAUSE 0x1EC /* Transmit Pause Timer Register */
+#define EMAC_RXGOODFRAMES 0x200 /* Number of Good Frames Received */
+#define EMAC_RXBCASTFRAMES 0x204 /* Number of Good Broadcast Frames Received */
+#define EMAC_RXMCASTFRAMES 0x208 /* Number of Good Multicast Frames Received */
+#define EMAC_RXPAUSEFRAMES 0x20c /* Number of PauseRX Frames Received */
+#define EMAC_RXCRCERRORS 0x210 /* Number of Frames Received with CRC Errors */
+#define EMAC_RXALIGNCODEERRORS 0x214 /* Number of Frames Received with Alignment/Code Errors */
+#define EMAC_RXOVERSIZED 0x218 /* Number of Oversized Frames Received */
+#define EMAC_RXJABBER 0x21c /* Number of Jabber Frames Received */
+#define EMAC_RXUNDERSIZED 0x220 /* Number of Undersized Frames Received */
+#define EMAC_RXFRAGMENTS 0x224 /* Number of RX Frame Fragments Received */
+#define EMAC_RXFILTERED 0x228 /* Number of RX Frames Filtered Based on Address */
+#define EMAC_RXQOSFILTERED 0x22c /* Number of RX Frames Filtered Based on QoS Filtering */
+#define EMAC_RXOCTETS 0x230 /* Total Number of Received Bytes in Good Frames */
+#define EMAC_TXGOODFRAMES 0x234 /* Number of Good Frames Sent */
+#define EMAC_TXBCASTFRAMES 0x238 /* Number of Good Broadcast Frames Sent */
+#define EMAC_TXMCASTFRAMES 0x23c /* Number of Good Multicast Frames Sent */
+#define EMAC_TXPAUSEFRAMES 0x240 /* Number of PauseTX Frames Sent */
+#define EMAC_TXDEFERRED 0x244 /* Number of Frames Where Transmission was Deferred */
+#define EMAC_TXCOLLISION 0x248 /* Total Number of Frames Sent That Experienced a Collision */
+#define EMAC_TXSINGLECOLL 0x24c /* Number of Frames Sent with Exactly One Collision */
+#define EMAC_TXMULTICOLL 0x250 /* Number of Frames Sent with Multiple Colisions */
+#define EMAC_TXEXCESSIVECOLL 0x254 /* Number of TX Frames Lost Due to Excessive Collisions */
+#define EMAC_TXLATECOLL 0x258 /* Number of TX Frames Lost Due to a Late Collision */
+#define EMAC_TXUNDERRUN 0x25c /* Number of TX Frames Lost with Transmit Underrun Error */
+#define EMAC_TXCARRIERSLOSS 0x260 /* Numebr of TX Frames Lost Due to Carrier Sense Loss */
+#define EMAC_TXOCTETS 0x264 /* Total Nu,ber of Transmitted Bytes in Good Frames */
+#define EMAC_FRAME64 0x268 /* Total TX & RX Frames with Octet Size of 64 */
+#define EMAC_FRAME65T127 0x26c /* Total TX & RX Frames with Octet Size of 65 to 127 */
+#define EMAC_FRAME128T255 0x270 /* Total TX & RX Frames with Octet Size of 128 to 255 */
+#define EMAC_FRAME256T511 0x274 /* Total TX & RX Frames with Octet Size of 256 to 511 */
+#define EMAC_FRAME512T1023 0x278 /* Total TX & RX Frames with Octet Size of 512 to 1023 */
+#define EMAC_FRAME1024TUP 0x27c /* Total TX & RX Frames with Octet Size of 1024 or above */
+#define EMAC_NETOCTETS 0x280 /* Sum of all Octets Sent or Received on the Network */
+#define EMAC_RXSOFOVERRUNS 0x284 /* Total RX Start of Frame Overruns (FIFO or DMA) */
+#define EMAC_RXMOFOVERRUNS 0x288 /* Total RX Middle of Frame Overruns (FIFO or DMA) */
+#define EMAC_RXDMAOVERRUNS 0x28c /* Total RX DMA Overruns */
+#define EMAC_MACADDRLO 0x500 /* MAC Address Low Bytes Register (rcv match) */
+#define EMAC_MACADDRHI 0x504 /* MAC Address High Bytes Register (rcv match) */
+#define EMAC_MACINDEX 0x508 /* MAC Index Register */
+#define EMAC_TX0HDP 0x600 /* TX Channel 0 DMA Head Descriptor Pointer Register */
+#define EMAC_TX1HDP 0x604 /* TX Channel 1 DMA Head Descriptor Pointer Register */
+#define EMAC_TX2HDP 0x608 /* TX Channel 2 DMA Head Descriptor Pointer Register */
+#define EMAC_TX3HDP 0x60c /* TX Channel 3 DMA Head Descriptor Pointer Register */
+#define EMAC_TX4HDP 0x610 /* TX Channel 4 DMA Head Descriptor Pointer Register */
+#define EMAC_TX5HDP 0x614 /* TX Channel 5 DMA Head Descriptor Pointer Register */
+#define EMAC_TX6HDP 0x618 /* TX Channel 6 DMA Head Descriptor Pointer Register */
+#define EMAC_TX7HDP 0x61c /* TX Channel 7 DMA Head Descriptor Pointer Register */
+#define EMAC_RX0HDP 0x620 /* RX Channel 0 DMA Head Descriptor Pointer Register */
+#define EMAC_RX1HDP 0x624 /* RX Channel 1 DMA Head Descriptor Pointer Register */
+#define EMAC_RX2HDP 0x628 /* RX Channel 2 DMA Head Descriptor Pointer Register */
+#define EMAC_RX3HDP 0x62c /* RX Channel 3 DMA Head Descriptor Pointer Register */
+#define EMAC_RX4HDP 0x630 /* RX Channel 4 DMA Head Descriptor Pointer Register */
+#define EMAC_RX5HDP 0x634 /* RX Channel 5 DMA Head Descriptor Pointer Register */
+#define EMAC_RX6HDP 0x638 /* RX Channel 6 DMA Head Descriptor Pointer Register */
+#define EMAC_RX7HDP 0x63c /* RX Channel 7 DMA Head Descriptor Pointer Register */
+#define EMAC_TX0INTACK 0x640 /* TX Channel 0 Interrupt Acknowledge Register */
+#define EMAC_TX1INTACK 0x644 /* TX Channel 1 Interrupt Acknowledge Register */
+#define EMAC_TX2INTACK 0x648 /* TX Channel 2 Interrupt Acknowledge Register */
+#define EMAC_TX3INTACK 0x64c /* TX Channel 3 Interrupt Acknowledge Register */
+#define EMAC_TX4INTACK 0x650 /* TX Channel 4 Interrupt Acknowledge Register */
+#define EMAC_TX5INTACK 0x654 /* TX Channel 5 Interrupt Acknowledge Register */
+#define EMAC_TX6INTACK 0x658 /* TX Channel 6 Interrupt Acknowledge Register */
+#define EMAC_TX7INTACK 0x65c /* TX Channel 7 Interrupt Acknowledge Register */
+#define EMAC_RX0INTACK 0x660 /* RX Channel 0 Interrupt Acknowledge Register */
+#define EMAC_RX1INTACK 0x664 /* RX Channel 1 Interrupt Acknowledge Register */
+#define EMAC_RX2INTACK 0x668 /* RX Channel 2 Interrupt Acknowledge Register */
+#define EMAC_RX3INTACK 0x66c /* RX Channel 3 Interrupt Acknowledge Register */
+#define EMAC_RX4INTACK 0x670 /* RX Channel 4 Interrupt Acknowledge Register */
+#define EMAC_RX5INTACK 0x674 /* RX Channel 5 Interrupt Acknowledge Register */
+#define EMAC_RX6INTACK 0x678 /* RX Channel 6 Interrupt Acknowledge Register */
+#define EMAC_RX7INTACK 0x67c /* RX Channel 7 Interrupt Acknowledge Register */
+
+
+#if !(defined(CONFIG_SOC_TMS320C6474) || defined(CONFIG_SOC_TMS320C6457))
+
+#if defined(CONFIG_SOC_TMS320C6472)
+#define EMAC_EMIC_PID 0x1000
+#define EMAC_PSCFG 0x1004
+#define EMAC_RSVD0 0x1008
+#define EMAC_EWINTCTL0 0x1020 /* Ethernet Wrapper: Interrupt Control Register */
+#define EMAC_RSVD1 0x1034
+#define EMAC_RPCFG0 0x10fc
+#define EMAC_RPSTAT0 0x111c
+#define EMAC_TPCFG0 0x113c
+#define EMAC_TPSTAT0 0x115c
+
+#define EMAC_B_HOST (1 << 1)
+#define EMAC_B_STAT (1 << 2)
+#define EMAC_B_MDIOLINT (1 << 3)
+#define EMAC_B_MDIOUSER (1 << 4)
+#define EMAC_B_TX0 (1 << 8)
+#define EMAC_B_RX0 (1 << 16)
+
+#else /* defined(CONFIG_SOC_TMS320C6472) */
+
+#define EMAC_EWCTL 0x1004 /* Interrupt Control Register */
+#define EMAC_EWINTTCNT 0x1008 /* Interrupt Timer Count */
+
+#endif /* defined(CONFIG_SOC_TMS320C6472) */
+
+#else /* !(defined(CONFIG_SOC_TMS320C6474) || defined(CONFIG_SOC_TMS320C6457)) */
+
+#define ECTL_IDVER 0x00
+#define ECTL_SOFTRESET 0x04
+#define ECTL_EMCONTROL 0x08
+#define ECTL_INTCONTROL 0x0c
+#define ECTL_RXTHRESTEN 0x10
+#define ECTL_RXEN 0x14
+#define ECTL_TXEN 0x18
+#define ECTL_MISCEN 0x1c
+
+#define ECTL_RXTHRESTSTAT 0x40
+#define ECTL_RXSTAT 0x44
+#define ECTL_TXSTAT 0x48
+#define ECTL_MISCSTAT 0x4c
+#define ECTL_RXIMAX 0x70
+#define ECTL_TXIMAX 0x74
+
+#endif /* !(defined(CONFIG_SOC_TMS320C6474) || defined(CONFIG_SOC_TMS320C6457)) */
+
+#define EMAC_NUM_STATREGS 36
+
+/* Bit fields of EMAC registers */
+
+#define EMAC_B_INTEN (1 << 0) /* for EWCTL */
+
+#define EMAC_B_SOFTRST (1 << 0) /* for SOFTRESET */
+
+#define EMAC_B_MULTEN (1 << 5)
+#define EMAC_B_BROADEN (1 << 13)
+#define EMAC_B_RXCAFEN (1 << 21)
+#define EMAC_B_RXCEFEN (1 << 22)
+#define EMAC_B_RXCSFEN (1 << 23)
+#define EMAC_B_RXCMFEN (1 << 24)
+#define EMAC_B_RXNOCHAIN (1 << 28)
+#define EMAC_B_RXQOSEN (1 << 29)
+#define EMAC_B_RXPASSCRC (1 << 30) /* for RXMBPENABLE */
+
+#define EMAC_B_FULLDUPLEX (1 << 0)
+#define EMAC_B_LOOPBACK (1 << 1)
+#define EMAC_B_RXBUFERFLOWEN (1 << 3)
+#define EMAC_B_TXFLOWEN (1 << 4)
+#define EMAC_B_GMIIEN (1 << 5)
+#define EMAC_B_TXPACE (1 << 6)
+#define EMAC_B_GIG (1 << 7)
+#define EMAC_B_TXPTYPE (1 << 9)
+#define EMAC_B_CMDIDLE (1 << 11)
+#define EMAC_B_RXFIFOFLOWEN (1 << 12)
+#define EMAC_B_RXOWNERSHIP (1 << 13)
+#define EMAC_B_RXOFFLENBLOCK (1 << 14)
+#define EMAC_B_RMIISPEED (1 << 15)
+#define EMAC_B_RMIIDUPLEXMODE (1 << 16)
+#define EMAC_B_GIGFORCE (1 << 17)
+#define EMAC_B_RGMIIEN (1 << 18)
+#define EMAC_B_CTL_EN (1 << 18)
+#define EMAC_B_EXTEN (1 << 18) /* for MACCONTROL */
+
+#define EMAC_B_STATINT (1 << 0)
+#define EMAC_B_HOSTINT (1 << 1) /* for MACINTMASKSET */
+
+#if defined(CONFIG_SOC_TMS320C6474) || defined(CONFIG_SOC_TMS320C6457)
+#define EMAC_B_RXPEND0 (1 << 0) /* for MACINVECTOR */
+#define EMAC_B_RXTHRESPEND0 (1 << 8)
+#define EMAC_B_TXPEND0 (1 << 16)
+#define EMAC_B_USERINT (1 << 24)
+#define EMAC_B_LINKINT (1 << 25)
+#define EMAC_B_HOSTPEND (1 << 26)
+#define EMAC_B_STATPEND (1 << 27)
+#else /* defined(CONFIG_SOC_TMS320C6474) */
+#define EMAC_B_TXPEND0 (1 << 0)
+#define EMAC_B_RXPEND0 (1 << 8)
+#define EMAC_B_STATPEND (1 << 16)
+#define EMAC_B_HOSTPEND (1 << 17) /* for MACINVECTOR */
+#endif /* defined(CONFIG_SOC_TMS320C6474) || defined(CONFIG_SOC_TMS320C6457) */
+
+#define EMAC_V_SOPERROR 1
+#define EMAC_V_OWNERSHIP 2
+#define EMAC_V_NOEOP 3
+#define EMAC_V_NULLPTR 4
+#define EMAC_V_NULLLEN 5
+#define EMAC_V_LENRRROR 6
+#define EMAC_S_RXERRCH 8
+#define EMAC_S_TXERRCH 16
+#define EMAC_S_RXERRCODE 12
+#define EMAC_S_TXERRCODE 20
+#define EMAC_M_RXERRCH 0x00000700
+#define EMAC_M_TXERRCH 0x00070000
+#define EMAC_M_RXERRCODE 0x0000f000
+#define EMAC_M_TXERRCODE 0x00f00000 /* for MACSTATUS */
+
+#define EMAC_S_VALID 20
+#define EMAC_S_MATCHFILTER 19
+#define EMAC_S_CHANNEL 16 /* for MACADDRLO */
+
+/* Configuration mode flags */
+#define EMAC_CONFIG_CHPRIORITY 0x01 /* use Tx channel priority */
+#define EMAC_CONFIG_MACLOOPBACK 0x02 /* MAC internal loopback */
+#define EMAC_CONFIG_RXCRC 0x04 /* include CRC in RX frames */
+#define EMAC_CONFIG_TXCRC 0x08 /* Tx frames include CRC */
+#define EMAC_CONFIG_PASSERROR 0x10 /* pass error frames */
+#define EMAC_CONFIG_PASSCONTROL 0x20 /* pass control frames */
+#define EMAC_CONFIG_PACING 0x40 /* use interrupt pacing */
+
+#if defined(CONFIG_SGMII)
+
+/*
+ * SGMII registers
+ */
+#define SGMII_REG_BASE 0x02c40000
+#define SGMII_IDVER_REG (SGMII_REG_BASE + 0x000)
+#define SGMII_SRESET_REG (SGMII_REG_BASE + 0x004)
+#define SGMII_CTL_REG (SGMII_REG_BASE + 0x010)
+#define SGMII_STATUS_REG (SGMII_REG_BASE + 0x014)
+#define SGMII_MRADV_REG (SGMII_REG_BASE + 0x018)
+#define SGMII_LPADV_REG (SGMII_REG_BASE + 0x020)
+#define SGMII_TXCFG_REG (SGMII_REG_BASE + 0x030)
+#define SGMII_RXCFG_REG (SGMII_REG_BASE + 0x034)
+#define SGMII_AUXCFG_REG (SGMII_REG_BASE + 0x038)
+
+#endif /* CONFIG_SGMII*/
+
+#if defined(CONFIG_SOC_TMS320C6474) || defined(CONFIG_SOC_TMS320C6457)
+
+/*
+ * TCI6488/C6474/C6457 dependent definitions
+ */
+#define EMAC0_REG_BASE 0x02c80000
+#define ECTL0_REG_BASE 0x02c81000
+#define EMAC0_DSC_BASE 0x02c82000
+
+#define EMAC_MAX_INSTANCE 1
+#define PTR_TO_HW(x) (x)
+#define HW_TO_PTR(x) (x)
+#define _INTFLAG 0
+#define get_emac_idx() (get_coreid())
+
+#define emac_arch_get_hash1() emac_get_reg(EMAC_MACHASH1)
+#define emac_arch_get_hash2() emac_get_reg(EMAC_MACHASH2)
+#define emac_arch_get_promisc() (emac_get_reg(EMAC_RXMBPENABLE) & EMAC_B_RXCAFEN)
+#define emac_arch_get_control() (emac_get_reg(EMAC_MACCONTROL) & \
+ (EMAC_B_FULLDUPLEX | EMAC_B_RMIIDUPLEXMODE | \
+ EMAC_B_GIG | EMAC_B_RMIISPEED))
+#define emac_arch_set_hash1(a) emac_set_reg(EMAC_MACHASH1, a)
+#define emac_arch_set_hash2(a) emac_set_reg(EMAC_MACHASH2, a)
+#define emac_arch_set_promisc(a) if (a) emac_setbit_reg(EMAC_RXMBPENABLE, EMAC_B_RXCAFEN)
+#define emac_arch_set_control(a) if (a) emac_setbit_reg(EMAC_MACCONTROL, a)
+
+#define emac_arch_init_control(pace) \
+ emac_setbit_reg(EMAC_MACCONTROL, (pace) ? EMAC_B_EXTEN | EMAC_B_GMIIEN | EMAC_B_TXPACE : \
+ EMAC_B_EXTEN | EMAC_B_GMIIEN)
+
+#define ectl_arch_rx_irq_enter(c) ectl_clearbit_reg(ECTL_RXEN + (get_coreid() << 4), \
+ 1 << (c))
+#define ectl_arch_rx_irq_leave(c) do { \
+ emac_set_reg(EMAC_MACEOIVECTOR, 0x1 + (get_coreid() << 2)); \
+ ectl_setbit_reg(ECTL_RXEN + (get_coreid() << 4), 1 << (c)); \
+ } while (0)
+#define ectl_arch_tx_irq_enter(c) ectl_clearbit_reg(ECTL_TXEN + (get_coreid() << 4), \
+ 1 << (c))
+#define ectl_arch_tx_irq_leave(c) do { \
+ emac_set_reg(EMAC_MACEOIVECTOR, 0x2 + (get_coreid() << 2)); \
+ ectl_setbit_reg(ECTL_TXEN + (get_coreid() << 4), 1 << (c)); \
+ } while (0)
+
+#define ectl_arch_enable_irq(c, misc) do { \
+ if (misc) \
+ ectl_set_reg(ECTL_MISCEN + (get_coreid() << 4), 0x3); \
+ ectl_setbit_reg(ECTL_RXEN + (get_coreid() << 4), 1 << (c)); \
+ ectl_setbit_reg(ECTL_TXEN + (get_coreid() << 4), 1 << (c)); \
+ } while (0)
+
+#define ectl_arch_disable_irq(c) do { \
+ ectl_set_reg(ECTL_MISCEN + (get_coreid() << 4), 0); \
+ ectl_clearbit_reg(ECTL_RXEN + (get_coreid() << 4), 1 << (c)); \
+ ectl_clearbit_reg(ECTL_TXEN + (get_coreid() << 4), 1 << (c)); \
+ } while (0)
+
+
+#define emac_arch_get_int_vector() emac_get_reg(EMAC_MACINVECTOR)
+#define emac_arch_get_pending_irq(i, f, c) ((i) & ((f) << (c)))
+#define emac_arch_enable_irq(reg, c) emac_set_reg(reg, 1 << (c))
+
+#define emac_arch_reset_switch()
+
+#define emac_arch_reset_ectl() do { \
+ ectl_set_reg(ECTL_INTCONTROL, 0); \
+ ectl_set_reg(ECTL_SOFTRESET, 1); \
+ while (ectl_get_reg(ECTL_SOFTRESET) != 0) \
+ ; \
+ } while (0)
+
+#define emac_arch_set_pacing() do { \
+ ectl_set_reg(ECTL_INTCONTROL, gemac_int_prescaler()); \
+ ectl_setbit_reg(ECTL_INTCONTROL, (0x3 << (get_coreid() << 1)) << 16); \
+ ectl_set_reg(ECTL_RXIMAX + (get_coreid() << 3), 0x10); \
+ ectl_set_reg(ECTL_TXIMAX + (get_coreid() << 3), 0x10); \
+ } while (0)
+
+#define emac_arch_clear_mac_addr() \
+ for (i = 0; i < 32; i++) { \
+ emac_set_reg(EMAC_MACINDEX, i); \
+ emac_set_reg(EMAC_MACADDRHI, 0); \
+ emac_set_reg(EMAC_MACADDRLO, 0); \
+ }
+
+#define emac_arch_set_mac_addr_index(i) emac_set_reg(EMAC_MACINDEX, i)
+#define emac_arch_set_mac_addr_high(a) emac_set_reg(EMAC_MACADDRHI, a)
+#define emac_arch_set_mac_addr_low(a) emac_set_reg(EMAC_MACADDRLO, a)
+#define emac_arch_get_mac_addr_high(a) emac_get_reg(EMAC_MACADDRHI)
+#define emac_arch_get_mac_addr_low(a) emac_get_reg(EMAC_MACADDRLO)
+
+static inline int emac_check_shared_capability(void)
+{
+#ifdef C6X_SOC_HAS_CORE_REV
+ if (arch_get_silicon_rev() < 0x3)
+ printk(KERN_WARNING "Warning sharing of GEMAC has issues with silicon rev %s!\n",
+ arch_compute_silicon_rev(arch_get_silicon_rev()));
+#endif
+ return 1;
+}
+
+#ifdef CONFIG_SOC_TMS320C6457
+#include <mach/dscr.h>
+#define EFUSE_REG_MAC_ADDR DSCR_MACID1
+#endif
+#ifdef CONFIG_SOC_TMS320C6474
+#define EFUSE_REG_MAC_ADDR 0x2880834
+#endif
+
+#define emac_arch_get_mac_addr emac_arch_get_mac_addr_from_efuse
+
+#define EMAC_HAS_SEPARATE_RXTX_IRQS
+#define EMAC_ARCH_HAS_MAC_ADDR
+
+#elif defined(CONFIG_SOC_TMS320C6472)
+
+/*
+ * TCI6486/C6472 dependent definitions
+ */
+#include <mach/dscr.h>
+
+#define EMAC0_REG_BASE 0x02c80000
+#define ECTL0_REG_BASE 0x02c81000
+#define EMAC0_DSC_BASE 0x02c82000
+
+#define EMAC1_REG_BASE 0x02cc0000
+#define ECTL1_REG_BASE 0x02cc1000
+#define EMAC1_DSC_BASE 0x02cc2000
+
+#define EMAC_MAX_INSTANCE 2
+#define PTR_TO_HW(x) (x)
+#define HW_TO_PTR(x) (x)
+#define _INTFLAG IRQF_DISABLED
+#define get_emac_idx() (get_coreid())
+
+#define emac_arch_get_hash1() emac_get_reg(EMAC_MACHASH1)
+#define emac_arch_get_hash2() emac_get_reg(EMAC_MACHASH2)
+#define emac_arch_get_promisc() (emac_get_reg(EMAC_RXMBPENABLE) & EMAC_B_RXCAFEN)
+#define emac_arch_get_control() emac_get_reg(EMAC_MACCONTROL)
+#define emac_arch_set_hash1(a) emac_set_reg(EMAC_MACHASH1, a)
+#define emac_arch_set_hash2(a) emac_set_reg(EMAC_MACHASH2, a)
+#define emac_arch_set_promisc(a) if (a) emac_setbit_reg(EMAC_RXMBPENABLE, EMAC_B_RXCAFEN)
+#define emac_arch_set_control(a) if (a) emac_setbit_reg(EMAC_MACCONTROL, a)
+
+#define emac_arch_init_control(pace) do { \
+ unsigned int dev_stat = DSCR_DEVSTAT; \
+ unsigned int gigabit = 0, macsel; \
+ if (dev->dev_id == 0) { \
+ macsel = (dev_stat & DEVSTAT_B_EMAC0_MACSEL) >> \
+ DEVSTAT_B_EMAC0_OFFSET; \
+ if ((macsel == DEVSTAT_MACSEL_GMII) || \
+ (macsel == DEVSTAT_MACSEL_RGMII)) \
+ gigabit = 1; \
+ } \
+ if (dev->dev_id == 1) { \
+ macsel = (dev_stat & DEVSTAT_B_EMAC1_MACSEL) >> \
+ DEVSTAT_B_EMAC1_OFFSET; \
+ if (macsel == DEVSTAT_MACSEL_GMII) \
+ gigabit = 1; \
+ } \
+ if (gigabit == 1) \
+ emac_set_reg(EMAC_MACCONTROL, EMAC_B_GIG | EMAC_B_RGMIIEN); \
+ else \
+ emac_set_reg(EMAC_MACCONTROL, EMAC_B_RMIISPEED); \
+ emac_setbit_reg(EMAC_MACCONTROL, (pace) ? \
+ (EMAC_B_GMIIEN | EMAC_B_TXPACE) : \
+ EMAC_B_GMIIEN); \
+ } while (0)
+
+#define ectl_arch_rx_irq_enter(c)
+#define ectl_arch_rx_irq_leave(c)
+#define ectl_arch_tx_irq_enter(c)
+#define ectl_arch_tx_irq_leave(c)
+#define ectl_arch_enable_irq(c, misc) \
+do { \
+ if (misc) \
+ emac_set_reg(EMAC_EWINTCTL0 + (get_coreid() << 2), \
+ EMAC_B_STAT | EMAC_B_HOST | \
+ (EMAC_B_TX0 << (c)) | (EMAC_B_RX0 << (c))); \
+ else \
+ emac_set_reg(EMAC_EWINTCTL0 + (get_coreid() << 2), \
+ (EMAC_B_TX0 << (c)) | (EMAC_B_RX0 << (c))); \
+} while (0)
+
+#define ectl_arch_disable_irq(c) \
+ emac_set_reg(EMAC_EWINTCTL0 + (get_coreid() << 2), 0)
+
+/*
+ * On Tomahawk, MACINVECTOR can be null even if TX/RX int occurs.
+ * This is probably an hardware bug.
+ */
+#define emac_arch_get_int_vector() (emac_get_reg(EMAC_MACINVECTOR) \
+ | ((emac_get_reg(EMAC_RXINTSTATMASKED) & 0xff) << 8) \
+ | (emac_get_reg(EMAC_TXINTSTATMASKED) & 0xff))
+#define emac_arch_get_pending_irq(i, f, c) ((i) & ((f) << (c)))
+#define emac_arch_enable_irq(reg, c) emac_set_reg(reg, (1 << (c + 16)) | (1 << c))
+
+#define emac_arch_reset_switch()
+
+/* Disable EMAC/MDIO interrupts in EMIC */
+#define emac_arch_reset_ectl() emac_set_reg(EMAC_EWINTCTL0 + (get_coreid() << 2), 0x0)
+
+#define emac_arch_set_pacing() do { \
+ emac_set_reg(EMAC_RPCFG0 + (get_coreid() << 2), 0x3); \
+ emac_set_reg(EMAC_TPCFG0 + (get_coreid() << 2), 0x3); \
+ emac_set_reg(EMAC_PSCFG, gemac_int_prescaler()); \
+ } while (0)
+
+#define emac_arch_clear_mac_addr() \
+ for (i = 0; i < 32; i++) { \
+ emac_set_reg(EMAC_MACINDEX, i); \
+ emac_set_reg(EMAC_MACADDRHI, 0); \
+ emac_set_reg(EMAC_MACADDRLO, 0); \
+ }
+
+#define emac_arch_set_mac_addr_index(i) emac_set_reg(EMAC_MACINDEX, i)
+#define emac_arch_set_mac_addr_high(a) emac_set_reg(EMAC_MACADDRHI, a)
+#define emac_arch_set_mac_addr_low(a) emac_set_reg(EMAC_MACADDRLO, a)
+#define emac_arch_get_mac_addr_high(a) emac_get_reg(EMAC_MACADDRHI)
+#define emac_arch_get_mac_addr_low(a) emac_get_reg(EMAC_MACADDRLO)
+
+#define emac_check_shared_capability() 1
+
+#define EFUSE_REG_MAC_ADDR 0x2a80700
+#define emac_arch_get_mac_addr emac_arch_get_mac_addr_from_efuse
+
+#define EMAC_HAS_SEPARATE_RXTX_IRQS
+#define EMAC_ARCH_HAS_MAC_ADDR
+
+#elif defined(CONFIG_SOC_TMS320C6455)
+
+/*
+ * C6455 dependent definitions
+ */
+#include <mach/dscr.h>
+
+#define EMAC0_REG_BASE 0x02c80000
+#define ECTL0_REG_BASE 0x02c81000
+#define EMAC0_DSC_BASE 0x02c82000
+
+#define EMAC_MAX_INSTANCE 1
+#define PTR_TO_HW(x) (x)
+#define HW_TO_PTR(x) (x)
+#define _INTFLAG 0
+#define get_emac_idx() 0
+
+#define emac_arch_get_hash1() emac_get_reg(EMAC_MACHASH1)
+#define emac_arch_get_hash2() emac_get_reg(EMAC_MACHASH2)
+#define emac_arch_get_promisc() (emac_get_reg(EMAC_RXMBPENABLE) & EMAC_B_RXCAFEN)
+#define emac_arch_get_control() (emac_get_reg(EMAC_MACCONTROL) & \
+ (EMAC_B_FULLDUPLEX | EMAC_B_RMIIDUPLEXMODE | \
+ EMAC_B_GIG | EMAC_B_RMIISPEED))
+#define emac_arch_set_hash1(a) emac_set_reg(EMAC_MACHASH1, a)
+#define emac_arch_set_hash2(a) emac_set_reg(EMAC_MACHASH2, a)
+#define emac_arch_set_promisc(a) \
+ do { \
+ if (a) \
+ emac_setbit_reg(EMAC_RXMBPENABLE, EMAC_B_RXCAFEN); \
+ } while (0)
+#define emac_arch_set_control(a) \
+ do { \
+ if (a) \
+ emac_setbit_reg(EMAC_MACCONTROL, a); \
+ } while (0)
+#define emac_arch_init_control(pace) \
+ emac_setbit_reg(EMAC_MACCONTROL, (pace) ? \
+ (EMAC_B_GMIIEN | EMAC_B_TXPACE) : \
+ EMAC_B_GMIIEN)
+
+#define ectl_arch_rx_irq_enter(c)
+#define ectl_arch_rx_irq_leave(c)
+#define ectl_arch_tx_irq_enter(c)
+#define ectl_arch_tx_irq_leave(c)
+#define ectl_arch_enable_irq(c, misc) emac_setbit_reg(EMAC_EWCTL, EMAC_B_INTEN)
+#define ectl_arch_disable_irq(c) emac_clearbit_reg(EMAC_EWCTL, EMAC_B_INTEN)
+
+#define emac_arch_get_int_vector() emac_get_reg(EMAC_MACINVECTOR)
+#define emac_arch_get_pending_irq(i, f, c) ((i) & ((f) << (c)))
+#define emac_arch_enable_irq(reg, c) emac_set_reg(reg, 1 << (c))
+
+#define emac_arch_reset_switch()
+
+/* Disable EMAC/MDIO interrupts and reset EMAC/MDIO modules */
+#define emac_arch_reset_ectl() emac_clearbit_reg(EMAC_EWCTL, EMAC_B_INTEN)
+
+#define emac_arch_set_pacing() do { \
+ /* Wait at least 100 cycles */ \
+ emac_get_reg(EMAC_EWINTTCNT); \
+ emac_get_reg(EMAC_EWINTTCNT); \
+ emac_get_reg(EMAC_EWINTTCNT); \
+ emac_get_reg(EMAC_EWINTTCNT); \
+ emac_get_reg(EMAC_EWINTTCNT); \
+ /* Set interrupt timer count (decremented at cpuclk/6) */ \
+ emac_set_reg(EMAC_EWINTTCNT, 15000); \
+ } while (0)
+
+#define emac_arch_clear_mac_addr() \
+ for (i = 0; i < 32; i++) { \
+ emac_set_reg(EMAC_MACINDEX, i); \
+ emac_set_reg(EMAC_MACADDRHI, 0); \
+ emac_set_reg(EMAC_MACADDRLO, 0); \
+ }
+
+#define emac_arch_set_mac_addr_index(i) emac_set_reg(EMAC_MACINDEX, i)
+#define emac_arch_set_mac_addr_high(a) emac_set_reg(EMAC_MACADDRHI, a)
+#define emac_arch_set_mac_addr_low(a) emac_set_reg(EMAC_MACADDRLO, a)
+#define emac_arch_get_mac_addr_high(a) emac_get_reg(EMAC_MACADDRHI)
+#define emac_arch_get_mac_addr_low(a) emac_get_reg(EMAC_MACADDRLO)
+
+/* Take RMII out of reset (the following 2 settings apply only to PG 2.0) */
+#define rmii_arch_fix() do { \
+ if (intfmacsel == DEVSTAT_MACSEL_RMII) \
+ DSCR_EMACCFG |= DSCR_B_EMACCFG_RMIIRST; \
+ } while (0)
+
+#define emac_check_shared_capability() 0
+
+#define EMAC_TIMER_TICK_MDIO
+#define EMAC_DO_INIT_MDIO
+
+#else
+
+/*
+ * Generic definitions
+ */
+
+#define EMAC0_REG_BASE 0x02c80000
+#define ECTL0_REG_BASE 0x02c81000
+#define EMAC0_DSC_BASE 0x02c82000
+
+#define EMAC_MAX_INSTANCE 1
+#define PTR_TO_HW(x) (x)
+#define HW_TO_PTR(x) (x)
+#define _INTFLAG 0
+#define get_emac_idx() 0
+
+#define emac_arch_get_hash1() emac_get_reg(EMAC_MACHASH1)
+#define emac_arch_get_hash2() emac_get_reg(EMAC_MACHASH2)
+#define emac_arch_get_promisc() (emac_get_reg(EMAC_RXMBPENABLE) & EMAC_B_RXCAFEN)
+#define emac_arch_get_control() (emac_get_reg(EMAC_MACCONTROL) & \
+ (EMAC_B_FULLDUPLEX | EMAC_B_RMIIDUPLEXMODE | \
+ EMAC_B_GIG | EMAC_B_RMIISPEED))
+#define emac_arch_set_hash1(a) emac_set_reg(EMAC_MACHASH1, a)
+#define emac_arch_set_hash2(a) emac_set_reg(EMAC_MACHASH2, a)
+#define emac_arch_set_promisc(a) \
+ do { \
+ if (a) \
+ emac_setbit_reg(EMAC_RXMBPENABLE, EMAC_B_RXCAFEN); \
+ } while (0)
+#define emac_arch_set_control(a) \
+ do { \
+ if (a) \
+ emac_setbit_reg(EMAC_MACCONTROL, a); \
+ } while (0)
+#define emac_arch_init_control(pace) \
+ emac_setbit_reg(EMAC_MACCONTROL, (pace) ? \
+ (EMAC_B_GMIIEN | EMAC_B_TXPACE) : \
+ EMAC_B_GMIIEN)
+
+#define ectl_arch_rx_irq_enter(c)
+#define ectl_arch_rx_irq_leave(c)
+#define ectl_arch_tx_irq_enter(c)
+#define ectl_arch_tx_irq_leave(c)
+#define ectl_arch_enable_irq(c, misc) emac_setbit_reg(EMAC_EWCTL, EMAC_B_INTEN)
+#define ectl_arch_disable_irq(c) emac_clearbit_reg(EMAC_EWCTL, EMAC_B_INTEN)
+
+#define emac_arch_get_int_vector() emac_get_reg(EMAC_MACINVECTOR)
+#define emac_arch_get_pending_irq(i, f, c) ((i) & ((f) << (c)))
+#define emac_arch_enable_irq(reg, c) emac_set_reg(reg, 1 << (c))
+
+#define emac_arch_reset_switch()
+
+/* Disable EMAC/MDIO interrupts and reset EMAC/MDIO modules */
+#define emac_arch_reset_ectl() emac_clearbit_reg(EMAC_EWCTL, EMAC_B_INTEN)
+
+#define emac_arch_set_pacing() do { \
+ /* Wait at least 100 cycles */ \
+ emac_get_reg(EMAC_EWINTTCNT); \
+ emac_get_reg(EMAC_EWINTTCNT); \
+ emac_get_reg(EMAC_EWINTTCNT); \
+ emac_get_reg(EMAC_EWINTTCNT); \
+ emac_get_reg(EMAC_EWINTTCNT); \
+ /* Set interrupt timer count (decremented at cpuclk/6) */ \
+ emac_set_reg(EMAC_EWINTTCNT, 15000); \
+ } while (0)
+
+#define emac_arch_clear_mac_addr() \
+ for (i = 0; i < 32; i++) { \
+ emac_set_reg(EMAC_MACINDEX, i); \
+ emac_set_reg(EMAC_MACADDRHI, 0); \
+ emac_set_reg(EMAC_MACADDRLO, 0); \
+ }
+
+#define emac_arch_set_mac_addr_index(i) emac_set_reg(EMAC_MACINDEX, i)
+#define emac_arch_set_mac_addr_high(a) emac_set_reg(EMAC_MACADDRHI, a)
+#define emac_arch_set_mac_addr_low(a) emac_set_reg(EMAC_MACADDRLO, a)
+#define emac_arch_get_mac_addr_high(a) emac_get_reg(EMAC_MACADDRHI)
+#define emac_arch_get_mac_addr_low(a) emac_get_reg(EMAC_MACADDRLO)
+
+#define emac_check_shared_capability() 0
+
+#define rmii_arch_fix()
+
+#define EMAC_TIMER_TICK_MDIO
+#define EMAC_DO_INIT_MDIO
+
+#endif
+
+#ifdef EFUSE_REG_MAC_ADDR
+
+#define EFUSE_REG1 __SYSREG(EFUSE_REG_MAC_ADDR + 4, unsigned int)
+#define EFUSE_REG0 __SYSREG(EFUSE_REG_MAC_ADDR, unsigned int)
+
+/* Read the e-fuse value as 32 bit values to be endian independent */
+static inline int emac_arch_get_mac_addr_from_efuse(char *x)
+{
+ unsigned int addr0, addr1;
+
+ addr1 = EFUSE_REG1;
+ addr0 = EFUSE_REG0;
+
+#if defined(CONFIG_SOC_TMS320C6472)
+ x[0] = (addr0 & 0xff000000) >> 24;
+ x[1] = (addr0 & 0x00ff0000) >> 16;
+ x[2] = (addr0 & 0x0000ff00) >> 8;
+ x[3] = addr0 & 0x000000ff;
+ x[4] = (addr1 & 0xff000000) >> 24;
+ x[5] = (addr1 & 0x00ff0000) >> 16;
+#elif defined(CONFIG_SOC_TMS320C6474) || defined(CONFIG_SOC_TMS320C6457)
+ x[0] = (addr1 & 0x0000ff00) >> 8;
+ x[1] = addr1 & 0x000000ff;
+ x[2] = (addr0 & 0xff000000) >> 24;
+ x[3] = (addr0 & 0x00ff0000) >> 16;
+ x[4] = (addr0 & 0x0000ff00) >> 8;
+ x[5] = addr0 & 0x000000ff;
+#else
+#error "Missing SoC support for emac_arch_get_mac_addr"
+#endif
+ return 0;
+}
+#endif /* EFUSE_REG_MAC_ADDR */
+
+#endif /* __MACH_C6X_GEMAC_H */
diff --git a/arch/c6x/platforms/include/mach/gmdio.h b/arch/c6x/platforms/include/mach/gmdio.h
new file mode 100644
index 0000000..aad05ee
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/gmdio.h
@@ -0,0 +1,18 @@
+/*
+ * linux/arch/c6x/platforms/include/mach/gmdio.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __MACH_C6X_GMDIO_H
+#define __MACH_C6X_GMDIO_H
+
+#define MDIO_REG_BASE 0x02c81800
+
+#endif /* __MACH_C6X_GMDIO_H */
diff --git a/arch/c6x/platforms/include/mach/hardware.h b/arch/c6x/platforms/include/mach/hardware.h
new file mode 100644
index 0000000..526962c
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/hardware.h
@@ -0,0 +1,194 @@
+/*
+ * linux/arch/c6x/mach-evm6486/include/mach/hardware.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010, 2011 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __ASM_C6X_MACH_HARDWARE_H
+#define __ASM_C6X_MACH_HARDWARE_H
+
+/*
+ * Misc. hardware defines which should probably have their own home
+ * so we can get rid of hardware.h altogether.
+ */
+
+/*
+ * Memory address space
+ */
+#if defined(CONFIG_SOC_TMS320C6455)
+#define RAM_EMIFA_CE2 0xa0000000
+#define RAM_EMIFA_CE3 0xb0000000
+#define RAM_EMIFA_CE4 0xc0000000
+#define RAM_EMIFA_CE5 0xd0000000
+#define RAM_DDR2_CE0 0xe0000000
+#define RAM_MEMORY_START RAM_DDR2_CE0
+
+#elif defined(CONFIG_SOC_TMS320C6457)
+#define RAM_EMIFA_CE2 0xa0000000
+#define RAM_EMIFA_CE3 0xb0000000
+#define RAM_EMIFA_CE4 0xc0000000
+#define RAM_EMIFA_CE5 0xd0000000
+#define RAM_DDR2_CE0 0xe0000000
+#define RAM_MEMORY_START RAM_DDR2_CE0
+
+#elif defined(CONFIG_SOC_TMS320C6472)
+#define RAM_SRAM 0x00800000
+#define RAM_SRAM_BASE 0x10800000
+#define RAM_SRAM_OFFSET 0x01000000
+#define RAM_SRAM_SIZE 0x00100000
+#define RAM_EMIFA_CE2 0xa0000000
+#define RAM_EMIFA_CE3 0xb0000000
+#define RAM_EMIFA_CE4 0xc0000000
+#define RAM_EMIFA_CE5 0xd0000000
+#define RAM_DDR2_CE0 0xe0000000
+#define RAM_MEMORY_START RAM_DDR2_CE0
+
+#elif defined(CONFIG_SOC_TMS320C6474)
+#define RAM_SRAM 0x00800000
+#define RAM_SRAM_BASE 0x10800000
+#define RAM_SRAM_OFFSET 0x01000000
+#define RAM_SRAM_SIZE 0x00100000
+#define RAM_EMIFA_CE2 0xa0000000
+#define RAM_EMIFA_CE3 0xb0000000
+#define RAM_EMIFA_CE4 0xc0000000
+#define RAM_EMIFA_CE5 0xd0000000
+#define RAM_DDR2_CE0 0x80000000
+#define RAM_MEMORY_START RAM_DDR2_CE0
+
+#else
+#error "No SoC memory address space defines"
+#endif
+
+/*
+ * VBUS clock Rate in MHz (1-255)
+ */
+#define VBUSCLK 165
+
+/*
+ * GPIO registers base
+ */
+#define GPIO_REG_BASE 0x02b00000
+
+/*
+ * PSC Registers
+ */
+#if defined(CONFIG_SOC_TMS320C6474)
+#define PSC_PTCMD __SYSREG(0x02ac0120, unsigned int)
+#define PSC_PDSTAT0 __SYSREG(0x02ac0200, unsigned int)
+#define PSC_PDSTAT1 __SYSREG(0x02ac0204, unsigned int)
+#define PSC_PDSTAT2 __SYSREG(0x02ac0208, unsigned int)
+#define PSC_PDSTAT3 __SYSREG(0x02ac020c, unsigned int)
+#define PSC_PDSTAT4 __SYSREG(0x02ac0210, unsigned int)
+#define PSC_PDSTAT5 __SYSREG(0x02ac0214, unsigned int)
+#define PSC_PDCTL0 __SYSREG(0x02ac0300, unsigned int)
+#define PSC_PDCTL1 __SYSREG(0x02ac0304, unsigned int)
+#define PSC_PDCTL2 __SYSREG(0x02ac0308, unsigned int)
+#define PSC_PDCTL3 __SYSREG(0x02ac030c, unsigned int)
+#define PSC_PDCTL4 __SYSREG(0x02ac0310, unsigned int)
+#define PSC_PDCTL5 __SYSREG(0x02ac0314, unsigned int)
+#define PSC_MDSTAT0 __SYSREG(0x02ac0800, unsigned int)
+#define PSC_MDSTAT1 __SYSREG(0x02ac0804, unsigned int)
+#define PSC_MDSTAT2 __SYSREG(0x02ac0808, unsigned int)
+#define PSC_MDSTAT3 __SYSREG(0x02ac080c, unsigned int)
+#define PSC_MDSTAT4 __SYSREG(0x02ac0810, unsigned int)
+#define PSC_MDSTAT5 __SYSREG(0x02ac0814, unsigned int)
+#define PSC_MDSTAT6 __SYSREG(0x02ac0818, unsigned int)
+#define PSC_MDSTAT7 __SYSREG(0x02ac081c, unsigned int)
+#define PSC_MDSTAT8 __SYSREG(0x02ac0820, unsigned int)
+#define PSC_MDSTAT9 __SYSREG(0x02ac0824, unsigned int)
+#define PSC_MDSTAT10 __SYSREG(0x02ac0828, unsigned int)
+#define PSC_MDCTL0 __SYSREG(0x02ac0a00, unsigned int)
+#define PSC_MDCTL1 __SYSREG(0x02ac0a04, unsigned int)
+#define PSC_MDCTL2 __SYSREG(0x02ac0a08, unsigned int)
+#define PSC_MDCTL3 __SYSREG(0x02ac0a0c, unsigned int)
+#define PSC_MDCTL4 __SYSREG(0x02ac0a10, unsigned int)
+#define PSC_MDCTL5 __SYSREG(0x02ac0a14, unsigned int)
+#define PSC_MDCTL6 __SYSREG(0x02ac0a18, unsigned int)
+#define PSC_MDCTL7 __SYSREG(0x02ac0a1c, unsigned int)
+#define PSC_MDCTL8 __SYSREG(0x02ac0a20, unsigned int)
+#define PSC_MDCTL9 __SYSREG(0x02ac0a24, unsigned int)
+#define PSC_MDCTL10 __SYSREG(0x02ac0a28, unsigned int)
+#define PSC_MDCTL11 __SYSREG(0x02ac0a2c, unsigned int)
+#endif /* CONFIG_SOC_TMS320C6474 */
+
+#if defined(CONFIG_SOC_TMS320C6472)
+#define PSC_PID __SYSREG(0x02ae0000, unsigned int)
+#define PSC_INTEVAL __SYSREG(0x02ae0018, unsigned int)
+#define PSC_MERRPR __SYSREG(0x02ae0040, unsigned int)
+#define PSC_MERRCR __SYSREG(0x02ae0050, unsigned int)
+#define PSC_PTCMD __SYSREG(0x02ae0120, unsigned int)
+#define PSC_PTSTAT __SYSREG(0x02ae0128, unsigned int)
+#define PSC_MDSTAT0 __SYSREG(0x02ae0800, unsigned int)
+#define PSC_MDSTAT1 __SYSREG(0x02ae0804, unsigned int)
+#define PSC_MDSTAT2 __SYSREG(0x02ae0808, unsigned int)
+#define PSC_MDSTAT3 __SYSREG(0x02ae080c, unsigned int)
+#define PSC_MDSTAT4 __SYSREG(0x02ae0810, unsigned int)
+#define PSC_MDSTAT5 __SYSREG(0x02ae0814, unsigned int)
+#define PSC_MDSTAT6 __SYSREG(0x02ae0818, unsigned int)
+#define PSC_MDSTAT7 __SYSREG(0x02ae081c, unsigned int)
+#define PSC_MDSTAT8 __SYSREG(0x02ae0820, unsigned int)
+#define PSC_MDSTAT9 __SYSREG(0x02ae0824, unsigned int)
+#define PSC_MDSTAT10 __SYSREG(0x02ae0828, unsigned int)
+#define PSC_MDSTAT11 __SYSREG(0x02ae082c, unsigned int)
+#define PSC_MDSTAT12 __SYSREG(0x02ae0830, unsigned int)
+#define PSC_MDSTAT13 __SYSREG(0x02ae0834, unsigned int)
+#define PSC_MDCTL0 __SYSREG(0x02ae0a00, unsigned int)
+#define PSC_MDCTL1 __SYSREG(0x02ae0a04, unsigned int)
+#define PSC_MDCTL2 __SYSREG(0x02ae0a08, unsigned int)
+#define PSC_MDCTL3 __SYSREG(0x02ae0a0c, unsigned int)
+#define PSC_MDCTL4 __SYSREG(0x02ae0a10, unsigned int)
+#define PSC_MDCTL5 __SYSREG(0x02ae0a14, unsigned int)
+#define PSC_MDCTL6 __SYSREG(0x02ae0a18, unsigned int)
+#define PSC_MDCTL7 __SYSREG(0x02ae0a1c, unsigned int)
+#define PSC_MDCTL8 __SYSREG(0x02ae0a20, unsigned int)
+#define PSC_MDCTL9 __SYSREG(0x02ae0a24, unsigned int)
+#define PSC_MDCTL10 __SYSREG(0x02ae0a28, unsigned int)
+#define PSC_MDCTL11 __SYSREG(0x02ae0a2c, unsigned int)
+#define PSC_MDCTL12 __SYSREG(0x02ae0a30, unsigned int)
+#define PSC_MDCTL13 __SYSREG(0x02ae0a34, unsigned int)
+#endif /* CONFIG_SOC_TMS320C6472 */
+
+/*
+ * TCI648x megamodules misc registers & constants
+ */
+#define MM_REVID 0x01812000
+
+#if defined(CONFIG_SOC_TMS320C6474)
+#define CORE_NUM 3
+#define C6X_SOC_HAS_CORE_REV
+#elif defined(CONFIG_SOC_TMS320C6472)
+#define CORE_NUM 6
+#else
+#define CORE_NUM 1
+#endif
+
+/*
+ * Inter-DSP Interrupt Registers
+ */
+#if defined(CONFIG_SOC_TMS320C6474)
+#define IPCGR_BASE 0x02880900
+#define IPCAR_BASE 0x02880940
+#endif
+#if defined(CONFIG_SOC_TMS320C6472)
+#define NMIGR_BASE 0x02a80500
+#define IPCGR_BASE 0x02a80540
+#define IPCAR_BASE 0x02a80580
+#endif
+
+#if defined(CONFIG_SOC_TMS320C6474)
+/*
+ * MCBSP registers base
+ */
+#define MCBSP0_BASE_ADDR 0x028c0000
+#define MCBSP1_BASE_ADDR 0x028d0000
+#define MCBSP0_EDMA_BASE_ADDR 0x30000000
+#define MCBSP1_EDMA_BASE_ADDR 0x34000000
+#endif
+
+#endif /* __ASM_C6X_MACH_HARDWARE_H */
diff --git a/arch/c6x/platforms/include/mach/irq-c645x.h b/arch/c6x/platforms/include/mach/irq-c645x.h
new file mode 100644
index 0000000..af027ea
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/irq-c645x.h
@@ -0,0 +1,131 @@
+/*
+ * arch/c6x/platforms/include/mach/irq-c645x.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2006, 2009, 2010 Texas Instruments Incorporated
+ * Author: Aurelien Jacquiot (aurelien.jacquiot@...una.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __MACH_IRQ_C645X_H
+#define __MACH_IRQ_C645X_H
+
+/*
+ * C645x peripheral interrupt sources
+ */
+#define IRQ_EVT0 0 /* combined events */
+#define IRQ_EVT1 1
+#define IRQ_EVT2 2
+#define IRQ_EVT3 3
+#define IRQ_EMUDTDMA 9 /* emulator events */
+#define IRQ_EMURTDXRX 11
+#define IRQ_EMURTDXTX 12
+#define IRQ_IDMAINT0 13 /* IDMA channel 0 event */
+#define IRQ_IDMAINT1 14 /* IDMA channel 1 event */
+#define IRQ_DSPINT 15 /* HPI/PCI-to-DSP event */
+#define IRQ_I2CINT 16 /* I2C event */
+#define IRQ_EMACINT 17 /* EMAC event */
+#define IRQ_AEASYNCERR 18 /* EMIFA error event */
+#define IRQ_RIOINT0 20 /* RapidIO events */
+#define IRQ_RIOINT1 21
+#if defined(CONFIG_SOC_TMS320C6455)
+#define IRQ_RIOINT4 22
+#endif
+#if defined(CONFIG_SOC_TMS320C6457)
+#define IRQ_RIOINT2 23
+#define IRQ_RIOINT3 24
+#endif
+#define IRQ_EDMA3CCGINT 24 /* EDMA channel completion event */
+#if defined(CONFIG_SOC_TMS320C6457)
+#define IRQ_EMACRXINT 25
+#define IRQ_EMACTXINT 26
+#define IRQ_EMACTHRES 27
+#define IRQ_RIOINT4 28
+#define IRQ_RIOINT5 28
+#define IRQ_RIOINT6 28
+#else
+#define IRQ_EMACRXINT IRQ_EMACINT
+#define IRQ_EMACTXINT IRQ_EMACINT
+#endif
+#define IRQ_VCP2INT 32 /* VCP2 error event */
+#if defined(CONFIG_SOC_TMS320C6455)
+#define IRQ_TCP2INT 33 /* TCP2 error event */
+#endif
+#if defined(CONFIG_SOC_TMS320C6457)
+#define IRQ_TCP2AINT 33 /* TCP2 error event */
+#define IRQ_TCP2BINT 34 /* TCP2 error event */
+#endif
+#define IRQ_UINT 36 /* UTOPIA event */
+#define IRQ_RINT0 40 /* McBSP event */
+#define IRQ_XINT0 41
+#define IRQ_RINT1 42
+#define IRQ_XINT1 43
+#define IRQ_GPIO_START 51
+#define IRQ_GPIO0 51 /* GPIO events */
+#define IRQ_GPIO1 52
+#define IRQ_GPIO2 53
+#define IRQ_GPIO3 54
+#define IRQ_GPIO4 55
+#define IRQ_GPIO5 56
+#define IRQ_GPIO6 57
+#define IRQ_GPIO7 58
+#define IRQ_GPIO8 59
+#define IRQ_GPIO9 60
+#define IRQ_GPIO10 61
+#define IRQ_GPIO11 62
+#define IRQ_GPIO12 63
+#define IRQ_GPIO13 64
+#define IRQ_GPIO14 65
+#define IRQ_GPIO15 66
+#define IRQ_TINT0 67 /* timer events */
+#define IRQ_TINTLO0 67
+#define IRQ_TINTHI0 68
+#define IRQ_TINT1 69
+#define IRQ_TINTLO1 69
+#define IRQ_TINTHI1 70
+#define IRQ_EDMA3CCINT0 71 /* EDMA events */
+#define IRQ_EDMA3CCINT1 72
+#define IRQ_EDMA3CCINT2 73
+#define IRQ_EDMA3CCINT3 74
+#define IRQ_EDMA3CCINT4 75
+#define IRQ_EDMA3CCINT5 76
+#define IRQ_EDMA3CCINT6 77
+#define IRQ_EDMA3CCINT7 78
+#define IRQ_EDMA3CCERRINT 79
+#define IRQ_EDMA3CCMPINT 80
+#define IRQ_EDMA3C0ERRINT 81
+#define IRQ_EDMA3C1ERRINT 82
+#define IRQ_EDMA3C2ERRINT 83
+#define IRQ_EDMA3C3ERRINT 84
+#if defined(CONFIG_SOC_TMS320C6457)
+#define IRQ_EDMA3CCAET 85
+#define IRQ_EDMA3C4ERRINT 86
+#define IRQ_EDMA3C5ERRINT 86
+#define IRQ_ETBOVFLINT 94
+#define IRQ_ETBUNFLINT 95
+#endif
+#define IRQ_INTERR 96 /* interrupt controller dropped CPU interrupt event */
+#define IRQ_EMCIDMAERR 97 /* EMC invalid IDMA parameters */
+#if defined(CONFIG_SOC_TMS320C6457)
+#define IRQ_EFIINTA 100
+#define IRQ_EFIINTB 101
+#define IRQ_L1PED1 113
+#define IRQ_L1ED1 116
+#define IRQ_L2ED1 117
+#define IRQ_PDCINT 118
+#endif
+#define IRQ_L1PCMPA 120 /* L1P CPU memory protection fault */
+#define IRQ_L1PDMPA 121 /* L1P DMA memory protection fault */
+#define IRQ_L1DCMPA 122 /* L1D CPU memory protection fault */
+#define IRQ_L1DDMPA 123 /* L1D DMA memory protection fault */
+#define IRQ_L2CMPA 124 /* L2 CPU memory protection fault */
+#define IRQ_L2CDMPA 125 /* L2 DMA memory protection fault */
+#define IRQ_IDMACMPA 126 /* IDMA CPU memory protection fault */
+#define IRQ_IDMABUSERR 127 /* IDMA bus error fault */
+
+#define NR_SOC_IRQS 128
+
+#endif /* __MACH_IRQ_C645X_H */
diff --git a/arch/c6x/platforms/include/mach/irq-c6472.h b/arch/c6x/platforms/include/mach/irq-c6472.h
new file mode 100644
index 0000000..5c5522f
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/irq-c6472.h
@@ -0,0 +1,138 @@
+/*
+ * arch/c6x/platforms/include/mach/irq-c6472.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2006, 2009, 2010 Texas Instruments Incorporated
+ * Author: Aurelien Jacquiot (aurelien.jacquiot@...una.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __MACH_IRQ_C6472_H
+#define __MACH_IRQ_C6472_H
+
+#define IRQ_EVT0 0 /* combined events */
+#define IRQ_EVT1 1
+#define IRQ_EVT2 2
+#define IRQ_EVT3 3
+#define IRQ_RIOINT 4 /* RapidIO individual interrupt */
+#define IRQ_EMACRXINT 5
+#define IRQ_EMACTXINT 6
+#define IRQ_EMACRXINT0 5
+#define IRQ_EMACTXINT0 6
+#define IRQ_EMACRXINT1 7
+#define IRQ_EMACTXINT1 8
+#define IRQ_EMUDTDMA 9 /* emulator events */
+#define IRQ_RESERVED 10 /* reserved */
+#define IRQ_EMURTDXRX 11
+#define IRQ_EMURTDXTX 12
+#define IRQ_IDMAINT0 13 /* IDMA channel 0 interrupt */
+#define IRQ_IDMAINT1 14 /* IDMA channel 1 interrupt */
+#define IRQ_EDMA3CCINT 15 /* EDMA3CC completion interrupt */
+#define IRQ_TINT 16 /* timer interrupts */
+#define IRQ_TINTLO 16
+#define IRQ_TINTHI 17
+#define IRQ_TINT6 18
+#define IRQ_TINTLO6 18
+#define IRQ_TINTHI6 19
+#define IRQ_TINT7 20
+#define IRQ_TINTLO7 20
+#define IRQ_TINTHI7 21
+#define IRQ_TINT8 22
+#define IRQ_TINTLO8 22
+#define IRQ_TINTHI8 23
+#define IRQ_TINT9 24
+#define IRQ_TINTLO9 24
+#define IRQ_TINTHI9 25
+#define IRQ_TINT10 26
+#define IRQ_TINTLO10 26
+#define IRQ_TINTHI10 27
+#define IRQ_TINT11 28
+#define IRQ_TINTLO11 28
+#define IRQ_TINTHI11 29
+#define IRQ_PRINT 30 /* UTOPIA-PDMA interrupts */
+#define IRQ_PXINT 31
+#define IRQ_RFSINT0 32 /* TSIP interrupts */
+#define IRQ_RSFINT0 33
+#define IRQ_XFSINT0 34
+#define IRQ_XSFINT0 35
+#define IRQ_RFSINT1 36
+#define IRQ_RSFINT1 37
+#define IRQ_XFSINT1 38
+#define IRQ_XSFINT1 39
+#define IRQ_RFSINT2 40
+#define IRQ_RSFINT2 41
+#define IRQ_XFSINT2 42
+#define IRQ_XSFINT2 43
+#define IRQ_RIOINT6 44 /* RapidIO common/error interrupts */
+#define IRQ_RIOINT7 45
+#define IRQ_ERRINT0 50 /* TSIP0 error interrupt */
+#define IRQ_ERRINT1 52
+#define IRQ_ERRINT2 54
+#define IRQ_UINT 56 /* UTOPIA interrupt */
+#define IRQ_EDMA3CCERR 57 /* EDMA3 interrupts */
+#define IRQ_EDMA3CCMP 58
+#define IRQ_EDMA3TCERR0 59
+#define IRQ_EDMA3TCERR1 60
+#define IRQ_EDMA3TCERR2 61
+#define IRQ_EDMA3TCERR3 62
+#define IRQ_SMCMPINT 63 /* SMC interrupts */
+#define IRQ_SMCPEVT 64 /* SMC interrupts */
+#define IRQ_PSCINT 65 /* PSC interrupt */
+#define IRQ_EDMA3CCAETEVT 66 /* EDMA3 interrupts */
+#define IRQ_EDMA3CCINT6 67
+#define IRQ_EDMA3CCINT7 68
+#define IRQ_EDMA3CCGINT 69
+#define IRQ_EMACINT 70 /* EMAC interrupts */
+#define IRQ_EMACINT0 70
+#define IRQ_EMACINT1 71
+#define IRQ_I2CINT 72 /* I2C interrupt */
+
+/*
+ * An IRQ from one and only one of GPIO 0-5 gets routed to core 0-5.
+ * core0 gets IRQ_GPIO0, core1 gets IRQ_GPIO1, etc.
+ */
+#define IRQ_GPIO_START 73
+#define IRQ_GPIOINT 73
+#define IRQ_GPIO6 74
+#define IRQ_GPIO7 75
+#define IRQ_GPIO8 76
+#define IRQ_GPIO9 77
+#define IRQ_GPIO10 78
+#define IRQ_GPIO11 79
+#define IRQ_GPIO12 80
+#define IRQ_GPIO13 81
+#define IRQ_GPIO14 82
+#define IRQ_GPIO15 83
+#define IRQ_IPCLOCAL 84 /* inter DSP interrupt from IPCGR */
+#define IRQ_HPIINT 85 /* HPI interrupt */
+#define IRQ_CPUINT0 87
+#define IRQ_CPUINT1 88
+#define IRQ_CPUINT2 89
+#define IRQ_CPUINT3 90
+#define IRQ_CPUINT4 91
+#define IRQ_CPUINT5 92
+#define IRQ_L2PDWAKE 93 /* L2 wake interrupt */
+#define IRQ_INTERR 96 /* interrupt controller dropped CPU interrupt event */
+#define IRQ_EMCIDMAERR 97 /* EMC invalid IDMA parameters */
+#define IRQ_PBISTINT 98 /* PBIS interrupt */
+#define IRQ_EFINTA 100 /* EFI interrupt from side A */
+#define IRQ_EFINTB 101 /* EFI interrupt from side B */
+#define IRQ_PMCED 113 /* single bit error detected during DMA read */
+#define IRQ_UMCED1 116 /* corrected bit error detected */
+#define IRQ_UMCED2 117 /* uncorrected bit error detected */
+#define IRQ_PDCINT 118 /* PDC sleep interrupt */
+#define IRQ_L1PCMPA 120 /* L1P CPU memory protection fault */
+#define IRQ_L1PDMPA 121 /* L1P DMA memory protection fault */
+#define IRQ_L1DCMPA 122 /* L1D CPU memory protection fault */
+#define IRQ_L1DDMPA 123 /* L1D DMA memory protection fault */
+#define IRQ_L2CMPA 124 /* L2 CPU memory protection fault */
+#define IRQ_L2CDMPA 125 /* L2 DMA memory protection fault */
+#define IRQ_EMCCMPA 126 /* external CPU memory protection fault */
+#define IRQ_EMCBUSERR 127 /* bus error interrupt */
+
+#define NR_SOC_IRQS 128
+
+#endif /* __MACH_IRQ_C6472_H */
diff --git a/arch/c6x/platforms/include/mach/irq-c6474.h b/arch/c6x/platforms/include/mach/irq-c6474.h
new file mode 100644
index 0000000..3ede1f6
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/irq-c6474.h
@@ -0,0 +1,323 @@
+/*
+ * arch/c6x/platforms/include/mach/irq-c6474.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2006, 2009, 2010 Texas Instruments Incorporated
+ * Author: Aurelien Jacquiot (aurelien.jacquiot@...una.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __MACH_IRQ_C6474_H
+#define __MACH_IRQ_C6474_H
+
+#define IRQ_EVT0 0 /* combined events */
+#define IRQ_EVT1 1
+#define IRQ_EVT2 2
+#define IRQ_EVT3 3
+#define IRQ_SEMINT 4 /* semaphore grant interrupt */
+#define IRQ_EMACINT 5 /* EMAC interrupts */
+#define IRQ_EMACRXINT 6
+#define IRQ_EMACTXINT 7
+#define IRQ_EMACTHRES 8
+#define IRQ_EMUDTDMA 9 /* emulator events */
+#define IRQ_RACINT 10 /* RAC interrupt */
+#define IRQ_EMURTDXRX 11
+#define IRQ_EMURTDXTX 12
+#define IRQ_IDMAINT0 13 /* IDMA channel 0 interrupt */
+#define IRQ_IDMAINT1 14 /* IDMA channel 1 interrupt */
+#define IRQ_FSEVT0 15 /* frame synchronization events */
+#define IRQ_FSEVT1 16
+#define IRQ_FSEVT2 17
+#define IRQ_FSEVT3 18
+#define IRQ_FSEVT4 19
+#define IRQ_FSEVT5 29
+#define IRQ_FSEVT6 21
+#define IRQ_FSEVT7 22
+#define IRQ_FSEVT8 23
+#define IRQ_FSEVT9 24
+#define IRQ_FSEVT10 25
+#define IRQ_FSEVT11 26
+#define IRQ_FSEVT12 27
+#define IRQ_FSEVT13 28
+#define IRQ_FSEVT14 29
+#define IRQ_FSEVT15 30
+#define IRQ_FSEVT16 31
+#define IRQ_FSEVT17 32
+#define IRQ_TINT0 33 /* timer interrupts */
+#define IRQ_TINTLO0 33
+#define IRQ_TINTHI0 34
+#define IRQ_TINT1 35
+#define IRQ_TINTLO1 35
+#define IRQ_TINTHI1 36
+#define IRQ_TINT2 37
+#define IRQ_TINTLO2 37
+#define IRQ_TINTHI2 38
+#define IRQ_TINT3 39
+#define IRQ_TINTLO3 39
+#define IRQ_TINTHI3 40
+#define IRQ_TINT4 41
+#define IRQ_TINTLO4 41
+#define IRQ_TINTHI4 42
+#define IRQ_TINT5 43
+#define IRQ_TINTLO5 43
+#define IRQ_TINTHI5 44
+#define IRQ_GPIO_START 45
+#define IRQ_GPIO0 45 /* GPIO events */
+#define IRQ_GPIO1 46
+#define IRQ_GPIO2 47
+#define IRQ_GPIO3 48
+#define IRQ_GPIO4 49
+#define IRQ_GPIO5 50
+#define IRQ_GPIO6 51
+#define IRQ_GPIO7 52
+#define IRQ_GPIO8 53
+#define IRQ_GPIO9 54
+#define IRQ_GPIO10 55
+#define IRQ_GPIO11 56
+#define IRQ_GPIO12 57
+#define IRQ_GPIO13 58
+#define IRQ_GPIO14 59
+#define IRQ_GPIO15 60
+#define IRQ_TPCCGINT 61 /* EDMA channel global completion interrupt */
+#define IRQ_TPCCINT0 62 /* TPCC completion interrupts */
+#define IRQ_TPCCINT1 63
+#define IRQ_TPCCINT2 64
+#define IRQ_TPCCINT3 65
+#define IRQ_TPCCINT4 66
+#define IRQ_TPCCINT5 67
+#define IRQ_TPCCINT6 68
+#define IRQ_TPCCINT7 69
+#define IRQ_RIOINT0 71 /* RapidIO interrupts */
+#define IRQ_RIOINT1 72
+#define IRQ_AIFEVT0 73 /* error/alarm events*/
+#define IRQ_AIFEVT1 74
+#define IRQ_IPCLOCAL 76 /* inter DSP interrupt from IPCGR */
+
+#define CIC_MAPBASE 80 /* start of system events from CIC */
+#define CIC_MAPLEN 14 /* number of events from CIC */
+
+#define IRQ_CICEVT0 80
+#define IRQ_CICEVT1 81
+#define IRQ_CICEVT2 82
+#define IRQ_CICEVT3 83
+#define IRQ_CICEVT4 84
+#define IRQ_CICEVT5 85
+#define IRQ_CICEVT6 86
+#define IRQ_CICEVT7 87
+#define IRQ_CICEVT8 88
+#define IRQ_CICEVT9 89
+#define IRQ_CICEVT10 90
+#define IRQ_CICEVT11 91
+#define IRQ_CICEVT12 92
+#define IRQ_CICEVT13 93
+
+#define IRQ_INTERR 96 /* irq controller dropped CPU interrupt event */
+#define IRQ_EMCIDMAERR 97 /* EMC invalid IDMA parameters */
+#define IRQ_EFINTA 100 /* EFI interrupt from side A */
+#define IRQ_EFINTB 101 /* EFI interrupt from side B */
+#define IRQ_PMCED 113 /* single bit error detected during DMA read */
+#define IRQ_UMCED1 116 /* corrected bit error detected */
+#define IRQ_UMCED2 117 /* uncorrected bit error detected */
+#define IRQ_PDCINT 118 /* PDC sleep interrupt */
+#define IRQ_SYSCMPA 119 /* CPU memory protection fault */
+#define IRQ_L1PCMPA 120 /* L1P CPU memory protection fault */
+#define IRQ_L1PDMPA 121 /* L1P DMA memory protection fault */
+#define IRQ_L1DCMPA 122 /* L1D CPU memory protection fault */
+#define IRQ_L1DDMPA 123 /* L1D DMA memory protection fault */
+#define IRQ_L2CMPA 124 /* L2 CPU memory protection fault */
+#define IRQ_L2CDMPA 125 /* L2 DMA memory protection fault */
+#define IRQ_EMCCMPA 126 /* external CPU memory protection fault */
+#define IRQ_EMCBUSERR 127 /* bus error interrupt */
+
+/*
+ * C6x Chip Interrupt Controller (CIC) events
+ */
+#define IRQ_CIC_START 128
+#define IRQ_I2CINT (IRQ_CIC_START + 4) /* I2C event */
+#define IRQ_FSERR1 (IRQ_CIC_START + 5) /* error/alarm interrupts */
+#define IRQ_RIOINT7 (IRQ_CIC_START + 6)
+#define IRQ_FSERR2 (IRQ_CIC_START + 7)
+#define IRQ_VCPINT (IRQ_CIC_START + 8)
+#define IRQ_TCPINT (IRQ_CIC_START + 9)
+#define IRQ_RINT0 (IRQ_CIC_START + 10) /* McBSP event */
+#define IRQ_XINT0 (IRQ_CIC_START + 11)
+#define IRQ_RINT1 (IRQ_CIC_START + 12)
+#define IRQ_XINT1 (IRQ_CIC_START + 13)
+#define IRQ_REVT0 (IRQ_CIC_START + 14)
+#define IRQ_XEVT0 (IRQ_CIC_START + 15)
+#define IRQ_REVT1 (IRQ_CIC_START + 16)
+#define IRQ_XEVT1 (IRQ_CIC_START + 17)
+#define IRQ_IREVT1 (IRQ_CIC_START + 18) /* I2C EDMA events */
+#define IRQ_IXEVT1 (IRQ_CIC_START + 19)
+#define IRQ_FSEVT18 (IRQ_CIC_START + 20) /* frame synchronization events */
+#define IRQ_FSEVT19 (IRQ_CIC_START + 21)
+#define IRQ_FSEVT20 (IRQ_CIC_START + 22)
+#define IRQ_FSEVT21 (IRQ_CIC_START + 23)
+#define IRQ_FSEVT22 (IRQ_CIC_START + 24)
+#define IRQ_FSEVT23 (IRQ_CIC_START + 25)
+#define IRQ_FSEVT24 (IRQ_CIC_START + 26)
+#define IRQ_FSEVT25 (IRQ_CIC_START + 27)
+#define IRQ_FSEVT26 (IRQ_CIC_START + 28)
+#define IRQ_FSEVT27 (IRQ_CIC_START + 29)
+#define IRQ_FSEVT28 (IRQ_CIC_START + 30)
+#define IRQ_FSEVT29 (IRQ_CIC_START + 31)
+#define IRQ_VCPREVT (IRQ_CIC_START + 32) /* VCP events */
+#define IRQ_VCPXEVT (IRQ_CIC_START + 33)
+#define IRQ_TCPREVT (IRQ_CIC_START + 34) /* TCP events */
+#define IRQ_TCPXEVT (IRQ_CIC_START + 35)
+#define IRQ_TPCCERRINT (IRQ_CIC_START + 36) /* TPCC error interrupt */
+#define IRQ_TPCCMPINT (IRQ_CIC_START + 37) /* TPCSS memory protection interrupt */
+#define IRQ_TPTCERRINT0 (IRQ_CIC_START + 38) /* TPTC error interrupts */
+#define IRQ_TPTCERRINT1 (IRQ_CIC_START + 39)
+#define IRQ_TPTCERRINT2 (IRQ_CIC_START + 40)
+#define IRQ_TPTCERRINT3 (IRQ_CIC_START + 41)
+#define IRQ_TPTCERRINT4 (IRQ_CIC_START + 42)
+#define IRQ_TPTCERRINT5 (IRQ_CIC_START + 43)
+#define IRQ_TPTCAETEVT (IRQ_CIC_START + 44) /* TPTC AET event */
+#define IRQ_AIFEVT2 (IRQ_CIC_START + 45) /* AIF CPU interrupts */
+#define IRQ_AIFEVT3 (IRQ_CIC_START + 46)
+#define IRQ_AIFPSEVT0 (IRQ_CIC_START + 47) /* packet switched transfer events */
+#define IRQ_AIFPSEVT1 (IRQ_CIC_START + 48)
+#define IRQ_AIFPSEVT2 (IRQ_CIC_START + 49)
+#define IRQ_AIFPSEVT3 (IRQ_CIC_START + 50)
+#define IRQ_AIFPSEVT4 (IRQ_CIC_START + 51)
+#define IRQ_AIFPSEVT5 (IRQ_CIC_START + 52)
+#define IRQ_AIFPSEVT6 (IRQ_CIC_START + 53)
+#define IRQ_AIFBUFEVT (IRQ_CIC_START + 54)
+#define IRQ_RACDEVENT0 (IRQ_CIC_START + 56) /* debug events */
+#define IRQ_RACDEVENT1 (IRQ_CIC_START + 57)
+#define IRQ_SEMERR (IRQ_CIC_START + 58)
+
+#define NR_CIC_IRQS 64
+
+#define NR_SOC_IRQS (IRQ_CIC_START + NR_CIC_IRQS)
+
+/*
+ * C6x Chip Interrupt Controller (CIC) register layout
+ */
+#define CIC_REG_BASE(corenum) (0x02880000 + (0x100 * (corenum)))
+
+#define CIC_EVTFLAG(n) __SYSREGA(CIC_REG_BASE(n) + 0x00, uint32_t)
+#define CIC_EVTSET(n) __SYSREGA(CIC_REG_BASE(n) + 0x10, uint32_t)
+#define CIC_EVTCLR(n) __SYSREGA(CIC_REG_BASE(n) + 0x20, uint32_t)
+#define CIC_EVTMASK(n) __SYSREGA(CIC_REG_BASE(n) + 0x30, uint32_t)
+#define CIC_MEVTFLAG(n) __SYSREGA(CIC_REG_BASE(n) + 0x40, uint32_t)
+#define CIC_MUX(n) __SYSREGA(CIC_REG_BASE(n) + 0x50, uint32_t)
+
+#define CIC0_EVTFLAG __SYSREGA(CIC_REG_BASE(0) + 0x00, uint32_t)
+#define CIC0_EVTSET __SYSREGA(CIC_REG_BASE(0) + 0x10, uint32_t)
+#define CIC0_EVTCLR __SYSREGA(CIC_REG_BASE(0) + 0x20, uint32_t)
+#define CIC0_EVTMASK __SYSREGA(CIC_REG_BASE(0) + 0x30, uint32_t)
+#define CIC0_MEVTFLAG __SYSREGA(CIC_REG_BASE(0) + 0x40, uint32_t)
+#define CIC0_MUX __SYSREGA(CIC_REG_BASE(0) + 0x50, uint32_t)
+
+#define CIC1_EVTFLAG __SYSREGA(CIC_REG_BASE(1) + 0x00, uint32_t)
+#define CIC1_EVTSET __SYSREGA(CIC_REG_BASE(1) + 0x10, uint32_t)
+#define CIC1_EVTCLR __SYSREGA(CIC_REG_BASE(1) + 0x20, uint32_t)
+#define CIC1_EVTMASK __SYSREGA(CIC_REG_BASE(1) + 0x30, uint32_t)
+#define CIC1_MEVTFLAG __SYSREGA(CIC_REG_BASE(1) + 0x40, uint32_t)
+#define CIC1_MUX __SYSREGA(CIC_REG_BASE(1) + 0x50, uint32_t)
+
+#define CIC2_EVTFLAG __SYSREGA(CIC_REG_BASE(2) + 0x00, uint32_t)
+#define CIC2_EVTSET __SYSREGA(CIC_REG_BASE(2) + 0x10, uint32_t)
+#define CIC2_EVTCLR __SYSREGA(CIC_REG_BASE(2) + 0x20, uint32_t)
+#define CIC2_EVTMASK __SYSREGA(CIC_REG_BASE(2) + 0x30, uint32_t)
+#define CIC2_MEVTFLAG __SYSREGA(CIC_REG_BASE(2) + 0x40, uint32_t)
+#define CIC2_MUX __SYSREGA(CIC_REG_BASE(2) + 0x50, uint32_t)
+
+#define CIC3_EVTFLAG __SYSREGA(CIC_REG_BASE(3) + 0x00, uint32_t)
+#define CIC3_EVTSET __SYSREGA(CIC_REG_BASE(3) + 0x10, uint32_t)
+#define CIC3_EVTCLR __SYSREGA(CIC_REG_BASE(3) + 0x20, uint32_t)
+#define CIC3_EVTMASK __SYSREGA(CIC_REG_BASE(3) + 0x30, uint32_t)
+#define CIC3_MEVTFLAG __SYSREGA(CIC_REG_BASE(3) + 0x40, uint32_t)
+#define CIC3_MUX __SYSREGA(CIC_REG_BASE(3) + 0x50, uint32_t)
+
+/*
+ * CIC output events (16)
+ */
+#define CIC0 0
+#define CIC1 1
+#define CIC2 2
+#define CIC3 3
+#define CIC4 4
+#define CIC5 5
+#define CIC6 6
+#define CIC7 7
+#define CIC8 8
+#define CIC9 9
+#define CIC10 10
+#define CIC11 11
+#define CIC12 12
+#define CIC13 13
+#define CIC14 14
+#define CIC15 15
+
+/*
+ * CIC events for CIC3 (CIC TPCC)
+ */
+#define CIC_TPCC 3 /* CIC TPPC is CIC3 */
+
+#define CIC_TPCC_EVT0 0 /* combined events */
+#define CIC_TPCC_EVT1 1
+#define CIC_TPCC_FSEVT0 2 /* frame synchronization events */
+#define CIC_TPCC_FSEVT1 3
+#define CIC_TPCC_FSEVT2 4
+#define CIC_TPCC_FSEVT3 5
+#define CIC_TPCC_FSEVT14 6
+#define CIC_TPCC_FSEVT15 7
+#define CIC_TPCC_FSEVT16 8
+#define CIC_TPCC_FSEVT17 9
+#define CIC_TPCC_FSEVT18 10
+#define CIC_TPCC_FSEVT19 11
+#define CIC_TPCC_FSEVT20 12
+#define CIC_TPCC_FSEVT21 13
+#define CIC_TPCC_FSEVT22 14
+#define CIC_TPCC_FSEVT23 15
+#define CIC_TPCC_FSEVT24 16
+#define CIC_TPCC_FSEVT25 17
+#define CIC_TPCC_FSEVT26 18
+#define CIC_TPCC_FSEVT27 19
+#define CIC_TPCC_FSEVT28 20
+#define CIC_TPCC_RIOINT0 21
+#define CIC_TPCC_RIOINT1 22
+#define CIC_TPCC_RIOINT2 23
+#define CIC_TPCC_RIOINT3 24
+#define CIC_TPCC_RIOINT4 25
+#define CIC_TPCC_RIOINT5 26
+#define CIC_TPCC_RIOINT7 27
+#define CIC_TPCC_MACINT0 28
+#define CIC_TPCC_MACRINT0 29
+#define CIC_TPCC_MACTINT0 30
+#define CIC_TPCC_MACINT1 31
+#define CIC_TPCC_MACRINT1 32
+#define CIC_TPCC_MACTINT1 33
+#define CIC_TPCC_MACINT2 34
+#define CIC_TPCC_MACRINT2 35
+#define CIC_TPCC_MACTINT2 36
+#define CIC_TPCC_SEMERR0 37
+#define CIC_TPCC_SEMERR1 38
+#define CIC_TPCC_SEMERR2 39
+#define CIC_TPCC_TINT3L 43
+#define CIC_TPCC_TINT3H 44
+#define CIC_TPCC_TINT4L 45
+#define CIC_TPCC_TINT4H 46
+#define CIC_TPCC_TINT5L 47
+#define CIC_TPCC_TINT5H 48
+#define CIC_TPCC_AIFTEVT0 49
+#define CIC_TPCC_AIFTEVT1 50
+#define CIC_TPCC_GPINT0 53
+#define CIC_TPCC_GPINT1 54
+#define CIC_TPCC_GPINT2 55
+#define CIC_TPCC_GPINT3 56
+#define CIC_TPCC_GPINT4 57
+#define CIC_TPCC_CIC0E14 58
+#define CIC_TPCC_CIC0E15 59
+#define CIC_TPCC_CIC1E14 60
+#define CIC_TPCC_CIC1E15 61
+#define CIC_TPCC_CIC2E14 62
+#define CIC_TPCC_CIC2E15 63
+
+#endif /* __MACH_IRQ_C6474_H */
diff --git a/arch/c6x/platforms/include/mach/irq.h b/arch/c6x/platforms/include/mach/irq.h
new file mode 100644
index 0000000..1d9b78c
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/irq.h
@@ -0,0 +1,52 @@
+/*
+ * linux/arch/c6x/platforms/include/mach/irq.h
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __MACH_C6X_IRQ_H
+#define __MACH_C6X_IRQ_H
+
+#if defined(CONFIG_SOC_TMS320C6455) || defined(CONFIG_SOC_TMS320C6457)
+#include <mach/irq-c645x.h>
+#elif defined(CONFIG_SOC_TMS320C6472)
+#include <mach/irq-c6472.h>
+#elif defined(CONFIG_SOC_TMS320C6474)
+#include <mach/irq-c6474.h>
+#else
+#error "No machine IRQ definitions"
+#endif
+
+#ifdef __KERNEL__
+
+#define IC_EVTFLAG __SYSREGA(0x01800000, uint32_t)
+#define IC_EVTSET __SYSREGA(0x01800020, uint32_t)
+#define IC_EVTCLR __SYSREGA(0x01800040, uint32_t)
+#define IC_EVTMASK __SYSREGA(0x01800080, uint32_t)
+#define IC_MEVTFLAG __SYSREGA(0x018000a0, uint32_t)
+#define IC_EXPMASK __SYSREGA(0x018000c0, uint32_t)
+#define IC_MEXPMASK __SYSREGA(0x018000e0, uint32_t)
+#define IC_INTMUX __SYSREGA(0x01800100, uint32_t)
+#define IC_AEGMUX __SYSREGA(0x01800140, uint32_t)
+#define IC_INTXSTAT __SYSREG(0x01800180, uint32_t)
+#define IC_INTXCLR __SYSREG(0x01800184, uint32_t)
+#define IC_INTDMASK __SYSREG(0x01800188, uint32_t)
+#define IC_EVTASRT __SYSREG(0x018001c0, uint32_t)
+
+/*
+ * EVTASRT bits
+ */
+#define IC_B_EVTPULSE4 (1 << 4)
+
+#define assert_event(evt) (IC_EVTASRT = (evt))
+
+#define NR_BOARD_IRQS 0 /* Not used */
+
+#endif /* __KERNEL__ */
+#endif /* __MACH_C6X_IRQ_H */
diff --git a/arch/c6x/platforms/include/mach/pll.h b/arch/c6x/platforms/include/mach/pll.h
new file mode 100644
index 0000000..4d90775
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/pll.h
@@ -0,0 +1,134 @@
+/*
+ * linux/arch/c6x/platforms/include/mach/pll.h
+ *
+ * PLL definitions for Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __MACH_C6X_PLL_H
+#define __MACH_C6X_PLL_H
+
+#if defined(CONFIG_SOC_TMS320C6455)
+#define ARCH_PLL1_BASE 0x029A0000
+#define ARCH_PLL2_BASE 0x029C0000
+
+/*
+ * Datasheet recommends a wait for 4 CLKIN cycles to ensure that the
+ * PLL has switched to bypass mode. Delay of 1us ensures we are good for
+ * all > 4MHz CLKIN inputs. Typically the input is ~25MHz.
+ * Units are micro seconds.
+ */
+#define PLL_BYPASS_TIME 1
+
+#define PLL_RESET_TIME 128
+#define PLL_LOCK_TIME 2000
+
+#elif defined(CONFIG_SOC_TMS320C6457)
+#define ARCH_PLL1_BASE 0x029A0000
+
+/*
+ * Datasheet recommends a wait for 4 CLKIN cycles to ensure that the
+ * PLL has switched to bypass mode. Delay of 1us ensures we are good for
+ * all > 4MHz CLKIN inputs. Typically the input is ~25MHz.
+ * Units are micro seconds.
+ */
+#define PLL_BYPASS_TIME 1
+
+#define PLL_RESET_TIME 1000
+#define PLL_LOCK_TIME 2000
+
+#elif defined(CONFIG_SOC_TMS320C6472)
+#define ARCH_PLL1_BASE 0x029A0000
+#define ARCH_PLL2_BASE 0x029C0000
+#define ARCH_PLL3_BASE 0x029C0400
+
+/*
+ * Datasheet recommends a wait for 4 CLKIN cycles to ensure that the
+ * PLL has switched to bypass mode. Delay of 1us ensures we are good for
+ * all > 4MHz CLKIN inputs. Typically the input is ~25MHz.
+ * Units are micro seconds.
+ */
+#define PLL_BYPASS_TIME 1
+
+#define PLL_RESET_TIME 256
+#define PLL_LOCK_TIME 2000
+
+#elif defined(CONFIG_SOC_TMS320C6474)
+#define ARCH_PLL1_BASE 0x029A0000
+
+/*
+ * Datasheet recommends a wait for 4 CLKIN cycles to ensure that the
+ * PLL has switched to bypass mode. Delay of 1us ensures we are good for
+ * all > 4MHz CLKIN inputs. Typically the input is ~25MHz.
+ * Units are micro seconds.
+ */
+#define PLL_BYPASS_TIME 1
+
+#define PLL_RESET_TIME 256
+#define PLL_LOCK_TIME 2000
+
+#endif
+
+/* PLL/Reset register offsets */
+#define PLLCTL 0x100
+#define PLLM 0x110
+#define PREDIV 0x114
+#define PLLDIV1 0x118
+#define PLLDIV2 0x11c
+#define PLLDIV3 0x120
+#define PLLPOSTDIV 0x128
+#define PLLCMD 0x138
+#define PLLSTAT 0x13c
+#define PLLALNCTL 0x140
+#define PLLDCHANGE 0x144
+#define PLLCKEN 0x148
+#define PLLCKSTAT 0x14c
+#define PLLSYSTAT 0x150
+#define PLLDIV4 0x160
+#define PLLDIV5 0x164
+#define PLLDIV6 0x168
+#define PLLDIV7 0x16c
+#define PLLDIV8 0x170
+#define PLLDIV9 0x174
+#define PLLDIV10 0x178
+#define PLLDIV11 0x17c
+#define PLLDIV12 0x180
+#define PLLDIV13 0x184
+#define PLLDIV14 0x188
+#define PLLDIV15 0x18c
+#define PLLDIV16 0x190
+
+/* PLLM register bits */
+#define PLLM_PLLM_MASK 0xff
+#define PLLM_VAL(x) ((x) - 1)
+
+/* PREDIV register bits */
+#define PLLPREDIV_EN BIT(15)
+#define PLLPREDIV_VAL(x) ((x) - 1)
+
+/* PLLCTL register bits */
+#define PLLCTL_PLLEN BIT(0)
+#define PLLCTL_PLLPWRDN BIT(1)
+#define PLLCTL_PLLRST BIT(3)
+#define PLLCTL_PLLDIS BIT(4)
+#define PLLCTL_PLLENSRC BIT(5)
+#define PLLCTL_CLKMODE BIT(8)
+
+/* PLLCMD register bits */
+#define PLLCMD_GOSTAT BIT(0)
+
+/* PLLSTAT register bits */
+#define PLLSTAT_GOSTAT BIT(0)
+
+/* PLLDIV register bits */
+#define PLLDIV_EN BIT(15)
+#define PLLDIV_RATIO_MASK 0x1f
+#define PLLDIV_RATIO(x) ((x) - 1)
+
+#endif /* __MACH_C6X_PLL_H */
diff --git a/arch/c6x/platforms/include/mach/timer.h b/arch/c6x/platforms/include/mach/timer.h
new file mode 100644
index 0000000..634b321
--- /dev/null
+++ b/arch/c6x/platforms/include/mach/timer.h
@@ -0,0 +1,104 @@
+/*
+ * linux/arch/c6x/platforms/include/mach/timer.h
+ *
+ * Timer definitions for Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2010, 2011 Texas Instruments Incorporated
+ * Author: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __MACH_C6X_TIMER_H
+#define __MACH_C6X_TIMER_H
+
+/*
+ * Timers register base
+ */
+#if defined(CONFIG_SOC_TMS320C6455) || defined(CONFIG_SOC_TMS320C6457)
+#define TIMER_BASE_ADDR 0x02940000
+#define TIMER_CHAN_MULT 0x40000
+#elif defined(CONFIG_SOC_TMS320C6472)
+#define TIMER_BASE_ADDR 0x025e0000
+#define TIMER_CHAN_MULT 0x10000
+#elif defined(CONFIG_SOC_TMS320C6474)
+#define TIMER_BASE_ADDR 0x02910000
+#define TIMER_CHAN_MULT 0x10000
+
+#define TIMER_TINPSEL __SYSREG(0x02900000, unsigned int)
+#define TIMER_TOUTPSEL __SYSREG(0x02900004, unsigned int)
+#define TIMER_WDRSTSEL __SYSREG(0x02900008, unsigned int)
+#else
+#error "no timer base defined"
+#endif
+
+/*
+ * Timers management
+ */
+#define TIMER_BASE(chan) (TIMER_BASE_ADDR + \
+ ((chan) * TIMER_CHAN_MULT))
+#define TIMER_EMUMGTCLKSPD_REG(chan) (TIMER_BASE(chan) + 0x04)
+#define TIMER_CNTLO_REG(chan) (TIMER_BASE(chan) + 0x10)
+#define TIMER_CNTHI_REG(chan) (TIMER_BASE(chan) + 0x14)
+#define TIMER_PRDLO_REG(chan) (TIMER_BASE(chan) + 0x18)
+#define TIMER_PRDHI_REG(chan) (TIMER_BASE(chan) + 0x1c)
+#define TIMER_TCR_REG(chan) (TIMER_BASE(chan) + 0x20)
+#define TIMER_TGCR_REG(chan) (TIMER_BASE(chan) + 0x24)
+#define TIMER_WDTCR_REG(chan) (TIMER_BASE(chan) + 0x28)
+
+#define TIMER_B_TCR_TSTATLO 0x001
+#define TIMER_B_TCR_INVOUTPLO 0x002
+#define TIMER_B_TCR_INVINPLO 0x004
+#define TIMER_B_TCR_CPLO 0x008
+#define TIMER_B_TCR_ENAMODELO_ONCE 0x040
+#define TIMER_B_TCR_ENAMODELO_CONT 0x080
+#define TIMER_B_TCR_ENAMODELO_MASK 0x0c0
+#define TIMER_B_TCR_PWIDLO_MASK 0x030
+#define TIMER_B_TCR_CLKSRCLO 0x100
+#define TIMER_B_TCR_TIENLO 0x200
+#define TIMER_B_TCR_TSTATHI (0x001 << 16)
+#define TIMER_B_TCR_INVOUTPHI (0x002 << 16)
+#define TIMER_B_TCR_CPHI (0x008 << 16)
+#define TIMER_B_TCR_PWIDHI_MASK (0x030 << 16)
+#define TIMER_B_TCR_ENAMODEHI_ONCE (0x040 << 16)
+#define TIMER_B_TCR_ENAMODEHI_CONT (0x080 << 16)
+#define TIMER_B_TCR_ENAMODEHI_MASK (0x0c0 << 16)
+
+#define TIMER_B_TGCR_TIMLORS 0x001
+#define TIMER_B_TGCR_TIMHIRS 0x002
+#define TIMER_B_TGCR_TIMMODE_UD32 0x004
+#define TIMER_B_TGCR_TIMMODE_WDT64 0x008
+#define TIMER_B_TGCR_TIMMODE_CD32 0x00c
+#define TIMER_B_TGCR_TIMMODE_MASK 0x00c
+#define TIMER_B_TGCR_PSCHI_MASK (0x00f << 8)
+#define TIMER_B_TGCR_TDDRHI_MASK (0x00f << 12)
+
+#define TIMER_0 0
+#define TIMER_1 1
+
+#if defined(CONFIG_SOC_TMS320C6472) || defined(CONFIG_SOC_TMS320C6474)
+#define TIMER_2 2
+#define TIMER_3 3
+#define TIMER_4 4
+#define TIMER_5 5
+#define TIMER_6 6
+#define TIMER_7 7
+#define TIMER_8 8
+#define TIMER_9 9
+#define TIMER_10 10
+#define TIMER_11 11
+#endif /* defined(CONFIG_SOC_TMS320C6472) || defined(CONFIG_SOC_TMS320C6474) */
+
+/*
+ * Timer clocks are divided down from the CPU clock
+ * The divisor is in the EMUMGTCLKSPD register
+ */
+#define TIMER_DIVISOR(t) \
+ ((TIMER_REG(TIMER_EMUMGTCLKSPD_REG((t))) & (0xf << 16)) >> 16)
+
+#define timer_period(f, d) (((f) * 1000000) / ((d) * HZ))
+#define ticks2usecs(f, d, x) (((x) * (d)) / (f))
+
+#endif
diff --git a/arch/c6x/platforms/phy.c b/arch/c6x/platforms/phy.c
new file mode 100644
index 0000000..f15e606
--- /dev/null
+++ b/arch/c6x/platforms/phy.c
@@ -0,0 +1,141 @@
+/*
+ * linux/arch/c6x/drivers/phy.c
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2007, 2009, 2010 Texas Instruments Incorporated
+ * Author: Aurelien Jacquiot (aurelien.jacquiot@...tuallogix.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/types.h>
+
+#include <asm/setup.h>
+#include <asm/io.h>
+#include <asm/gmdio.h>
+#include <asm/sgmii.h>
+
+static int phy_init(void)
+{
+#ifdef CONFIG_ARCH_BOARD_EVM6472
+
+ mdio_set_reg(MDIO_CONTROL, 0x4000001f); /* enable MII interface */
+
+ __delay(145844);
+
+ /* Port 0 */
+ mdio_phy_write(27, 0x18, 0x848b); /* set RGMII to copper mode */
+ mdio_phy_wait();
+
+ mdio_phy_write(20, 0x18, 0xce0); /* Rx-clock delayed */
+ mdio_phy_wait();
+
+ mdio_phy_write(24, 0x18, 0x4101); /* leds */
+ mdio_phy_wait();
+
+ mdio_phy_write(0, 0x18, 0x9140); /* soft-reset */
+ mdio_phy_wait();
+
+ __delay(145844);
+
+ /* Port 1 */
+ mdio_phy_write(27, 0x19, 0x848b); /* set RGMII to copper mode */
+ mdio_phy_wait();
+
+ mdio_phy_write(20, 0x19, 0xce0); /* Rx-clock delayed */
+ mdio_phy_wait();
+
+ mdio_phy_write(24, 0x19, 0x4101); /* leds */
+ mdio_phy_wait();
+
+ mdio_phy_write(0, 0x19, 0x9140); /* soft-reset */
+ mdio_phy_wait();
+
+ __delay(145844);
+
+#else /* !CONFIG_ARCH_BOARD_EVM6472 */
+
+ mdio_set_reg(MDIO_CONTROL, 0x4004001f); /* enable MII interface */
+
+ __delay(145844);
+
+ mdio_phy_write(4, 27, 0x81); /* turn PPU off to make copper PHY visible at SMI address 0x01 */
+ mdio_phy_wait();
+
+ __delay(8763);
+
+ mdio_phy_write(26, 0xe, 0x47); /* set PHY port 6 SERDES to 0.7V swing */
+ mdio_phy_wait();
+
+#ifdef CONFIG_ARCH_BOARD_EVM6474
+ mdio_phy_write(26, 0xd, 0x47); /* set PHY port 5 SERDES to 0.7V swing */
+ mdio_phy_wait();
+#endif
+
+ mdio_phy_write(0, 0xe, 0x8140); /* configure PHY port 6 SERDES --> DSP 1 at 1000mpbs, full duplex */
+ mdio_phy_wait();
+
+#ifdef CONFIG_ARCH_BOARD_EVM6474
+ mdio_phy_write(0, 0xd, 0x8140); /* configure PHY port 5 SERDES --> DSP 2 at 1000mbps, full duplex */
+ mdio_phy_wait();
+
+ mdio_phy_write(1, 0x15, 0x43e); /* force internal switch --> port 5 SERDES to 1000MPBS, full Duplex */
+ mdio_phy_wait();
+#endif
+
+ mdio_phy_write(1, 0x16, 0x43e); /* force internal switch --> port 6 SERDES to 1000MBPS, full Duplex */
+ mdio_phy_wait();
+
+#endif /* !CONFIG_ARCH_BOARD_EVM6472 */
+
+#if 0 /* Use autoneg at PHY level */
+
+ /* force 1000 or 100mps at copper PHY, disable auto-negotiate */
+ mdio_phy_write(0, 1, 0xa100); /* 0xa100 = 100mbps, 0x8140 = 1000mbps */
+ mdio_phy_wait();
+
+ /* wait for link establishment (~5 sec) */
+ {
+ int i;
+ for (i = 0; i < 5000; i++)
+ udelay(1000); /* 1ms */
+ }
+#endif
+ return 0;
+}
+
+static int evm_phy_init(void)
+{
+#if !defined(CONFIG_ARCH_BOARD_EVM6472)
+ struct sgmii_config_s sgmiic;
+
+ /* SGMII setup */
+ sgmii_reset();
+
+ sgmiic.master = 1;
+ sgmiic.loopback = 0;
+ sgmiic.autoneg = 0;
+ sgmiic.txconfig = 0x00000e23;
+ sgmiic.rxconfig = 0x00081023; /* programming serdes to be in master mode */
+ sgmiic.auxconfig = 0x0000000b; /* PLL multiplier */
+
+#ifdef CONFIG_ARCH_BOARD_EVM6474
+ /* EVMC6474 board is wired up with TX differential +/- swapped. */
+ sgmiic.txconfig |= 0x80;
+#endif /* CONFIG_ARCH_BOARD_EVM6474 */
+
+ sgmii_config(&sgmiic);
+
+#endif /* !defined(CONFIG_ARCH_BOARD_EVM6472) */
+
+ phy_init();
+
+ return 0;
+}
+
+arch_initcall(evm_phy_init);
diff --git a/arch/c6x/platforms/platform-c64xx.c b/arch/c6x/platforms/platform-c64xx.c
new file mode 100644
index 0000000..28d9244
--- /dev/null
+++ b/arch/c6x/platforms/platform-c64xx.c
@@ -0,0 +1,439 @@
+/*
+ * linux/arch/c6x/platforms/platform-c64xx.c
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2007, 2009, 2010, 2011 Texas Instruments Incorporated
+ * Author: Aurelien Jacquiot (aurelien.jacquiot@...tuallogix.com)
+ * Updated: Mark Salter <msalter@...hat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/fs.h>
+#include <linux/genhd.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/delay.h>
+#include <linux/ioport.h>
+#include <linux/init.h>
+#include <linux/kernel_stat.h>
+#include <linux/types.h>
+#include <linux/ioport.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/plat-ram.h>
+#include <linux/mtd/physmap.h>
+
+#include <asm/pll.h>
+#include <asm/timer.h>
+#include <asm/setup.h>
+#include <asm/irq.h>
+#include <asm/traps.h>
+
+#include <mach/dscr.h>
+#include <mach/board.h>
+#include <mach/gemac.h>
+
+/*
+ * Resources present on the SoC
+ */
+static struct resource c6x_soc_res = {
+ .name = "C64X+ SOC peripherals",
+#if defined(CONFIG_SOC_TMS320C6472) || defined(CONFIG_SOC_TMS320C6474)
+ .start = 0x01800000, .end = 0x02f60000,
+#elif defined(CONFIG_SOC_TMS320C6455) || defined(CONFIG_SOC_TMS320C6457)
+ .start = 0x01800000, .end = 0x2cffffff,
+#else
+#error "No SoC peripheral address space defined"
+#endif
+};
+
+#if defined(CONFIG_MTD_PLATRAM) || defined(CONFIG_MTD_PLATRAM_MODULE)
+
+#ifdef CONFIG_MTD_PARTITIONS
+static const char *part_probe_types[] = { "cmdlinepart", NULL };
+#endif
+
+static struct platdata_mtd_ram c6x_plat_data = {
+ .mapname = "DRAM",
+#ifdef CONFIG_MTD_PARTITIONS
+ .probes = (const char **) part_probe_types,
+#endif
+ .bankwidth = 4,
+};
+
+static struct resource c6x_platram_resource = {
+ .start = 0,
+ .end = 0,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device c6x_platram_device = {
+ .name = "mtd-ram",
+ .id = 8,
+ .dev = {
+ .platform_data = &c6x_plat_data,
+ },
+ .num_resources = 1,
+ .resource = &c6x_platram_resource,
+};
+#endif
+
+#ifdef CONFIG_TMS320C64X_GEMAC
+#if defined(CONFIG_TMS320C64X_GEMAC_0) || !defined(CONFIG_SOC_TMS320C6472)
+static struct resource emac_resources0[] = {
+ {
+ .name = "EMAC_REG_BASE",
+ .start = EMAC0_REG_BASE,
+ .end = EMAC0_REG_BASE + 0xFFF,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "ECTL_REG_BASE",
+ .start = ECTL0_REG_BASE,
+ .end = ECTL0_REG_BASE + 0x7FF,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "EMAC_DSC_BASE",
+ .start = EMAC0_DSC_BASE,
+ .end = EMAC0_DSC_BASE + 0x17FF,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "IRQ_SRC",
+ .start = IRQ_EMACRXINT,
+ .end = IRQ_EMACTXINT,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device emac_dev0 = {
+ .name = "EMAC",
+ .id = 0,
+ .resource = emac_resources0,
+ .num_resources = ARRAY_SIZE(emac_resources0),
+};
+#endif
+
+#ifdef CONFIG_TMS320C64X_GEMAC_1
+static struct resource emac_resources1[] = {
+ {
+ .name = "EMAC_REG_BASE",
+ .start = EMAC1_REG_BASE,
+ .end = EMAC1_REG_BASE + 0xFFF,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "ECTL_REG_BASE",
+ .start = ECTL1_REG_BASE,
+ .end = ECTL1_REG_BASE + 0x7FF,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "EMAC_DSC_BASE",
+ .start = EMAC1_DSC_BASE,
+ .end = EMAC1_DSC_BASE + 0x17FF,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "IRQ_SRC",
+ .start = IRQ_EMACRXINT1,
+ .end = IRQ_EMACTXINT1,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device emac_dev1 = {
+ .name = "EMAC",
+ .id = 1,
+ .resource = emac_resources1,
+ .num_resources = ARRAY_SIZE(emac_resources1),
+};
+#endif
+
+static void setup_emac(void)
+{
+ int status;
+
+#if defined(CONFIG_TMS320C64X_GEMAC_0) || !defined(CONFIG_SOC_TMS320C6472)
+ status = platform_device_register(&emac_dev0);
+ if (status != 0)
+ pr_debug("setup_emac0 --> %d\n", status);
+#ifdef CONFIG_SOC_TMS320C6455
+ else {
+ unsigned long val;
+
+ /* Enable EMAC device (in regs PERLOCK & PERCFG0) */
+ val = DSCR_PERCFG0 | DSCR_B_PERCFG0_EMAC;
+ while (DSCR_PERCFG0 != val) {
+ DSCR_PERLOCK = DSCR_LOCKVAL;
+ DSCR_PERCFG0 = val;
+ }
+
+ /* Wait for enabling (reg PERSTAT0) */
+ while (((DSCR_PERSTAT0 & 0x1C0) >> 6) != 0x1)
+ ;
+ }
+#endif /* CONFIG_SOC_TMS320C6455 */
+#endif /* defined(CONFIG_TMS320C64X_GEMAC_0) || !defined(CONFIG_SOC_TMS320C6472) */
+
+#ifdef CONFIG_TMS320C64X_GEMAC_1
+ status = platform_device_register(&emac_dev1);
+ if (status != 0)
+ pr_debug("setup_emac1 --> %d\n", status);
+#ifdef CONFIG_SOC_TMS320C6472
+ else {
+ unsigned long val;
+ val = DSCR_DEVCTL | DSCR_B_DEVCTL_EMAC1;
+ while (DSCR_DEVCTL != val) {
+ DSCR_PERLOCK = DSCR_LOCKVAL;
+ DSCR_DEVCTL = val;
+ }
+ }
+#endif /* CONFIG_SOC_TMS320C6472 */
+#endif /* CONFIG_TMS320C64X_GEMAC_1 */
+}
+#else /* CONFIG_TMS320C64X_GEMAC */
+static void setup_emac(void) {}
+#endif /* CONFIG_TMS320C64X_GEMAC */
+
+#if defined(CONFIG_SOC_TMS320C6474)
+unsigned int arch_get_silicon_rev(void)
+{
+ u32 jtagid_val = *(u32 *) DSCR_JTAGID;
+ u32 silicon_rev = (jtagid_val >> 28) & 0xf;
+
+ return silicon_rev;
+}
+
+char *arch_compute_silicon_rev(u32 silicon_rev)
+{
+ char *str;
+ switch (silicon_rev) {
+ case 0x1:
+ str = "1.2";
+ break;
+ case 0x2:
+ str = "1.3";
+ break;
+ case 0x3:
+ str = "2.0";
+ break;
+ case 0x4:
+ str = "2.1";
+ break;
+ default:
+ str = "unknown";
+ break;
+ }
+ return str;
+}
+#endif
+
+static void init_pll(void)
+{
+#if defined(CONFIG_SOC_TMS320C6474) /* should be done elsewhere */
+ pll1_clearbit_reg(PLLCTL, PLLCTL_PLLENSRC);
+ pll1_clearbit_reg(PLLCTL, PLLCTL_PLLEN);
+
+ /* Wait 4 cycles of the slowest of PLLOUT or reference clock source (CLKIN).*/
+ __delay(100);
+
+ pll1_setbit_reg(PLLCTL, PLLCTL_PLLRST);
+ pll1_set_reg(PLLM, PLLM_VAL(20));
+
+ /*
+ * This can't be right. There is no previder here...
+ pll1_set_reg(PLLPREDIV, PLLPREDIV_VAL(10) | PLLPREDIV_EN);
+ */
+
+ pll1_wait_gostat();
+
+ /* Wait until GOSTAT bit is cleared*/
+ /* while(pll1_get_reg(PLL_PLLSTAT) & PLLSTAT_GOSTAT); */
+
+ pll1_set_reg(PLLDIV11, PLLDIV_RATIO(10) | PLLDIV_EN);
+ pll1_set_reg(PLLDIV13, PLLDIV_RATIO(6) | PLLDIV_EN);
+
+ pll1_setbit_reg(PLLCMD, PLLCMD_GOSTAT);
+
+ pll1_wait_gostat();
+
+ /* Wait until GOSTAT bit is cleared*/
+ /* while(pll1_get_reg(PLLSTAT) & PLLSTAT_GOSTAT); */
+
+ __delay(1000);
+
+ pll1_clearbit_reg(PLLCTL, PLLCTL_PLLRST);
+
+ __delay(4000);
+
+ pll1_setbit_reg(PLLCTL, PLLCTL_PLLEN);
+#endif
+
+#if defined(CONFIG_SOC_TMS320C6472) && defined(CONFIG_TMS320C64X_GEMAC)
+ /* PLL2 configuration (EMAC) */
+ pll2_clearbit_reg(PLLCTL, PLLCTL_PLLENSRC);
+ pll2_clearbit_reg(PLLCTL, PLLCTL_PLLEN);
+
+ /* Wait 4 cycles of the slowest of PLLOUT or reference clock source (CLKIN).*/
+ __delay(100);
+
+ pll2_setbit_reg(PLLCTL, PLLCTL_PLLRST);
+
+ /* Wait for PLL to properly reset.*/
+ __delay(4000);
+
+ pll2_clearbit_reg(PLLCTL, PLLCTL_PLLRST);
+
+ /* Wait for PLL to lock */
+ __delay(4000);
+
+ pll2_setbit_reg(PLLCTL, PLLCTL_PLLEN);
+#endif
+}
+
+static void init_power(void)
+{
+#if defined(CONFIG_SOC_TMS320C6474)
+
+ PSC_PDCTL0 |= 0x00000001;
+ PSC_MDCTL0 |= 0x00000003;
+ PSC_MDCTL1 |= 0x00000003;
+ PSC_MDCTL2 |= 0x00000003;
+
+ PSC_PDCTL1 |= 0x00000001;
+ PSC_MDCTL6 |= 0x00000003;
+
+ PSC_PDCTL2 |= 0x00000001;
+ PSC_MDCTL7 |= 0x00000003;
+
+ PSC_PDCTL3 |= 0x00000001;
+ PSC_MDCTL8 |= 0x00000003;
+
+ PSC_PDCTL4 |= 0x00000001;
+ PSC_MDCTL9 |= 0x00000003;
+
+ PSC_PDCTL5 |= 0x00000001;
+ PSC_MDCTL10 |= 0x00000003;
+
+ PSC_PTCMD |= 0x0000003f;
+
+#ifdef CONFIG_RAPIDIO_TCI648X
+ PSC_PDCTL2 |= 1;
+ PSC_MDCTL7 |= 3; /* sRIO */
+ PSC_PTCMD |= 4;
+
+#endif /* CONFIG_RAPIDIO_TCI648X */
+#endif /* CONFIG_SOC_TMS320C6474 */
+
+#ifdef CONFIG_SOC_TMS320C6472
+
+#ifdef CONFIG_TMS320C64X_GEMAC_0
+ PSC_MDCTL7 |= 0x00000103; /* GEMAC0 */
+#endif /* CONFIG_TMS320C64X_GEMAC_0 */
+
+#ifdef CONFIG_TMS320C64X_GEMAC_1
+ PSC_MDCTL8 |= 0x00000103; /* GEMAC1 */
+#endif /* CONFIG_TMS320C64X_GEMAC_1 */
+
+#ifdef CONFIG_RAPIDIO_TCI648X
+ PSC_MDCTL6 |= 0x00000103; /* SRIO */
+#endif /* CONFIG_RAPIDIO_TCI648X */
+
+ PSC_PTCMD |= 0x00000001;
+
+#endif/* CONFIG_SOC_TMS320C6472 */
+}
+
+void c6x_soc_setup_arch(void)
+{
+#if defined(CONFIG_SOC_TMS320C6474)
+ unsigned long val;
+#endif
+
+ /* Initialize C64x+ IRQs */
+ set_creg(ICR, -1);
+
+ init_pll();
+
+ init_power();
+
+#if defined(CONFIG_SOC_TMS320C6474)
+ /* Enable timers and devices (in regs PERLOCK & PERCFG0) */
+ DSCR_PERLOCK = DSCR_LOCKVAL;
+
+ DSCR_PERCFG0 = DSCR_B_PERCFG0_TIMER0
+ | DSCR_B_PERCFG0_TIMER1
+ | DSCR_B_PERCFG0_I2C
+ | DSCR_B_PERCFG0_GPIO
+ | DSCR_B_PERCFG0_EMAC; /* 0xc0015555 */
+
+ /* read for enabling (reg PERSTAT0) */
+ val = DSCR_PERSTAT0;
+
+ /* Wait 128 cycles */
+ __delay(22);
+#endif /* defined(CONFIG_SOC_TMS320C6474) */
+
+#if defined(CONFIG_SOC_TMS320C6472)
+
+ /* Do not allow user mode to access SoC device I/O */
+ DSCR_PRIVKEY = 0xbea7;
+ DSCR_PRIVPERM = 0xaaaaaaaa;
+ DSCR_PRIVKEY = 0;
+
+#endif /*defined(CONFIG_SOC_TMS320C6472) */
+
+#if defined(CONFIG_SOC_TMS320C6455)
+ /* Enable timers (in regs PERLOCK & PERCFG0) */
+ {
+ unsigned int mask = DSCR_B_PERCFG0_TIMER0 |
+ DSCR_B_PERCFG0_TIMER1;
+
+ while ((DSCR_PERCFG0 & mask) != mask) {
+ DSCR_PERLOCK = DSCR_LOCKVAL;
+ DSCR_PERCFG0 |= mask;
+ }
+ }
+
+ /* Wait for enabling (reg PERSTAT0) */
+ while (((DSCR_PERSTAT0 & 0x3E00) >> 9) != 0x9)
+ ;
+#endif /* defined(CONFIG_SOC_TMS320C6455) */
+
+ /* Initialize SoC resources */
+ iomem_resource.name = "Memory";
+ request_resource(&iomem_resource, &c6x_soc_res);
+}
+
+static int __init platform_arch_init(void)
+{
+ int status = 0;
+
+ /* Intialize EMAC SoC resources */
+ setup_emac();
+
+#if defined(CONFIG_MTD_PLATRAM) || defined(CONFIG_MTD_PLATRAM_MODULE)
+ if (c6x_platram_size) {
+
+ c6x_platram_resource.start = c6x_platram_start;
+ c6x_platram_resource.end = c6x_platram_start + c6x_platram_size - 1;
+
+ status = platform_device_register(&c6x_platram_device);
+ printk(KERN_ERR "Could not register platram device: %d\n", status);
+ }
+#endif
+ return status;
+}
+
+arch_initcall(platform_arch_init);
+
diff --git a/arch/c6x/platforms/sgmii.c b/arch/c6x/platforms/sgmii.c
new file mode 100644
index 0000000..90f62d0
--- /dev/null
+++ b/arch/c6x/platforms/sgmii.c
@@ -0,0 +1,83 @@
+/*
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2007, 2009 Texas Instruments Incorporated
+ * Author: Aurelien Jacquiot (aurelien.jacquiot@...tuallogix.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/netdevice.h>
+
+#include <asm/setup.h>
+#include <asm/sgmii.h>
+#include <asm/gemac.h>
+
+int sgmii_reset(void)
+{
+ sgmii_setbit_reg(SGMII_SRESET_REG, SGMII_SRESET_RESET); /* soft reset */
+ while (sgmii_get_reg(SGMII_SRESET_REG) != 0x0)
+ ;
+ sgmii_setbit_reg(SGMII_CTL_REG, SGMII_CTL_MASTER);
+
+ return 0;
+}
+
+int sgmii_config(struct sgmii_config_s *config)
+{
+ unsigned int val1 = 0, val2 = 0;
+
+ if (!config)
+ return -1;
+
+ if (config->loopback) {
+ val1 = SGMII_CTL_MASTER | SGMII_CTL_LOOPBACK | SGMII_CTL_AUTONEG; /* 0x35 */
+ val2 = 0x9801;
+ }
+
+ if (config->master) {
+ val1 = SGMII_CTL_MASTER;
+ val2 = 0x9801; /* advertise fullduplex gigabit */
+ } else {
+ val1 = 0;
+ val2 = 0x01; /* advertise fullduplex gigabit */
+ }
+
+ if (config->autoneg)
+ val1 |= SGMII_CTL_AUTONEG;
+
+ sgmii_set_reg(SGMII_SRESET_REG, SGMII_SRESET_RTRESET); /* RT soft reset */
+ sgmii_set_reg(SGMII_CTL_REG, val1);
+ sgmii_clearbit_reg(SGMII_SRESET_REG, SGMII_SRESET_RTRESET);
+
+ sgmii_set_reg(SGMII_MRADV_REG, val2);
+#ifndef CONFIG_TMS320DM648
+ sgmii_set_reg(SGMII_TXCFG_REG, config->txconfig);
+ sgmii_set_reg(SGMII_RXCFG_REG, config->rxconfig);
+ sgmii_set_reg(SGMII_AUXCFG_REG, config->auxconfig);
+#else
+ sgmii_set_reg(SERDES_KEY_REG, SERDES_KEY_VAL);
+ sgmii_set_reg(SERDES_PLL_REG, config->auxconfig);
+ for (i = 0; i < 2500; i++)
+ asm(" nop");
+ sgmii_set_reg(SERDES_RX0_REG, config->rxconfig);
+ sgmii_set_reg(SERDES_TX0_REG, config->txconfig);
+#endif
+ if (config->autoneg) {
+ unsigned int done = 0x5;
+ unsigned int stat;
+
+ /* Wait for auto-negotiation*/
+ do {
+ stat = sgmii_get_reg(SGMII_STATUS_REG);
+ stat &= done;
+ } while (stat != done);
+ }
+
+ return 0;
+}
+
+
--
1.6.2.5
--
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