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Message-Id: <11761537672719-git-send-email-tony@atomide.com>
Date: Mon, 9 Apr 2007 17:22:11 -0400
From: Tony Lindgren <tony@...mide.com>
To: linux-kernel@...r.kernel.org
Cc: Tony Lindgren <tony@...mide.com>
Subject: [PATCH 6/18] ARM: OMAP: Sync core code with linux-omap
This patch syncs omap specific core code with linux-omap.
Most of the changes are needed to fix bitrot caused by
driver updates in linux-omap tree.
Signed-off-by: Tony Lindgren <tony@...mide.com>
---
arch/arm/mach-omap1/Kconfig | 17 ++--
arch/arm/mach-omap1/Makefile | 5 +-
arch/arm/mach-omap1/devices.c | 71 +++++++++------
arch/arm/mach-omap2/Kconfig | 27 +++++-
arch/arm/mach-omap2/Makefile | 7 ++
arch/arm/mach-omap2/devices.c | 60 +++++++++++-
arch/arm/mach-omap2/gpmc.c | 12 ++-
arch/arm/mach-omap2/io.c | 24 +++++-
arch/arm/plat-omap/Kconfig | 8 ++
arch/arm/plat-omap/Makefile | 12 +++-
arch/arm/plat-omap/common.c | 8 ++-
arch/arm/plat-omap/devices.c | 70 ++++++++++++++-
arch/arm/plat-omap/dmtimer.c | 2 +-
arch/arm/plat-omap/fb.c | 72 ++++++++++++----
arch/arm/plat-omap/sram.c | 77 ++++++++++-------
arch/arm/plat-omap/usb.c | 199 ++++++++++++++++++++++++++++++++--------
16 files changed, 525 insertions(+), 146 deletions(-)
Index: linux-2.6/arch/arm/mach-omap1/Kconfig
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap1/Kconfig 2007-04-06 09:00:28.000000000 -0400
+++ linux-2.6/arch/arm/mach-omap1/Kconfig 2007-04-09 14:40:23.000000000 -0400
@@ -22,6 +22,7 @@ comment "OMAP Board Type"
config MACH_OMAP_INNOVATOR
bool "TI Innovator"
depends on ARCH_OMAP1 && (ARCH_OMAP15XX || ARCH_OMAP16XX)
+ select OMAP_MCBSP
help
TI OMAP 1510 or 1610 Innovator board support. Say Y here if you
have such a board.
@@ -29,6 +30,7 @@ config MACH_OMAP_INNOVATOR
config MACH_OMAP_H2
bool "TI H2 Support"
depends on ARCH_OMAP1 && ARCH_OMAP16XX
+ select OMAP_MCBSP
help
TI OMAP 1610/1611B H2 board support. Say Y here if you have such
a board.
@@ -36,6 +38,7 @@ config MACH_OMAP_H2
config MACH_OMAP_H3
bool "TI H3 Support"
depends on ARCH_OMAP1 && ARCH_OMAP16XX
+ select GPIOEXPANDER_OMAP
help
TI OMAP 1710 H3 board support. Say Y here if you have such
a board.
Index: linux-2.6/arch/arm/mach-omap1/Makefile
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap1/Makefile 2007-04-06 09:00:28.000000000 -0400
+++ linux-2.6/arch/arm/mach-omap1/Makefile 2007-04-09 14:40:23.000000000 -0400
@@ -37,4 +37,3 @@ led-$(CONFIG_MACH_OMAP_INNOVATOR) += led
led-$(CONFIG_MACH_OMAP_PERSEUS2) += leds-h2p2-debug.o
led-$(CONFIG_MACH_OMAP_OSK) += leds-osk.o
obj-$(CONFIG_LEDS) += $(led-y)
-
Index: linux-2.6/arch/arm/mach-omap1/devices.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap1/devices.c 2007-04-06 09:00:28.000000000 -0400
+++ linux-2.6/arch/arm/mach-omap1/devices.c 2007-04-09 14:40:23.000000000 -0400
@@ -24,35 +24,6 @@
#include <asm/arch/mux.h>
#include <asm/arch/gpio.h>
-#if defined(CONFIG_OMAP1610_IR) || defined(CONFIG_OMAP161O_IR_MODULE)
-
-static u64 irda_dmamask = 0xffffffff;
-
-static struct platform_device omap1610ir_device = {
- .name = "omap1610-ir",
- .id = -1,
- .dev = {
- .dma_mask = &irda_dmamask,
- },
-};
-
-static void omap_init_irda(void)
-{
- /* FIXME define and use a boot tag, members something like:
- * u8 uart; // uart1, or uart3
- * ... but driver only handles uart3 for now
- * s16 fir_sel; // gpio for SIR vs FIR
- * ... may prefer a callback for SIR/MIR/FIR mode select;
- * while h2 uses a GPIO, H3 uses a gpio expander
- */
- if (machine_is_omap_h2()
- || machine_is_omap_h3())
- (void) platform_device_register(&omap1610ir_device);
-}
-#else
-static inline void omap_init_irda(void) {}
-#endif
-
/*-------------------------------------------------------------------------*/
#if defined(CONFIG_RTC_DRV_OMAP) || defined(CONFIG_RTC_DRV_OMAP_MODULE)
@@ -90,6 +61,45 @@ static void omap_init_rtc(void)
static inline void omap_init_rtc(void) {}
#endif
+#if defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
+
+#if defined(CONFIG_ARCH_OMAP15XX)
+# define OMAP1_MBOX_SIZE 0x23
+# define INT_DSP_MAILBOX1 INT_1510_DSP_MAILBOX1
+#elif defined(CONFIG_ARCH_OMAP16XX)
+# define OMAP1_MBOX_SIZE 0x2f
+# define INT_DSP_MAILBOX1 INT_1610_DSP_MAILBOX1
+#endif
+
+#define OMAP1_MBOX_BASE IO_ADDRESS(OMAP16XX_MAILBOX_BASE)
+
+static struct resource mbox_resources[] = {
+ {
+ .start = OMAP1_MBOX_BASE,
+ .end = OMAP1_MBOX_BASE + OMAP1_MBOX_SIZE,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_DSP_MAILBOX1,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device mbox_device = {
+ .name = "mailbox",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(mbox_resources),
+ .resource = mbox_resources,
+};
+
+static inline void omap_init_mbox(void)
+{
+ platform_device_register(&mbox_device);
+}
+#else
+static inline void omap_init_mbox(void) { }
+#endif
+
#if defined(CONFIG_OMAP_STI)
#define OMAP1_STI_BASE IO_ADDRESS(0xfffea000)
@@ -154,7 +164,8 @@ static int __init omap1_init_devices(voi
/* please keep these calls, and their implementations above,
* in alphabetical order so they're easier to sort through.
*/
- omap_init_irda();
+
+ omap_init_mbox();
omap_init_rtc();
omap_init_sti();
Index: linux-2.6/arch/arm/mach-omap2/Kconfig
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap2/Kconfig 2007-04-09 14:20:29.000000000 -0400
+++ linux-2.6/arch/arm/mach-omap2/Kconfig 2007-04-09 14:40:23.000000000 -0400
@@ -9,6 +9,7 @@ config ARCH_OMAP2420
bool "OMAP2420 support"
depends on ARCH_OMAP24XX
select OMAP_DM_TIMER
+ select ARCH_OMAP_OTG
comment "OMAP Board Type"
depends on ARCH_OMAP2
Index: linux-2.6/arch/arm/mach-omap2/devices.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap2/devices.c 2007-04-06 09:00:28.000000000 -0400
+++ linux-2.6/arch/arm/mach-omap2/devices.c 2007-04-09 14:40:23.000000000 -0400
@@ -66,6 +66,40 @@ static void omap_init_i2c(void) {}
#endif
+#if defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
+#define OMAP2_MBOX_BASE IO_ADDRESS(OMAP24XX_MAILBOX_BASE)
+
+static struct resource mbox_resources[] = {
+ {
+ .start = OMAP2_MBOX_BASE,
+ .end = OMAP2_MBOX_BASE + 0x11f,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_24XX_MAIL_U0_MPU,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = INT_24XX_MAIL_U3_MPU,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device mbox_device = {
+ .name = "mailbox",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(mbox_resources),
+ .resource = mbox_resources,
+};
+
+static inline void omap_init_mbox(void)
+{
+ platform_device_register(&mbox_device);
+}
+#else
+static inline void omap_init_mbox(void) { }
+#endif
+
#if defined(CONFIG_OMAP_STI)
#define OMAP2_STI_BASE IO_ADDRESS(0x48068000)
@@ -111,29 +145,45 @@ static inline void omap_init_sti(void) {
#define OMAP2_MCSPI1_BASE 0x48098000
#define OMAP2_MCSPI2_BASE 0x4809a000
-/* FIXME: use resources instead */
-
static struct omap2_mcspi_platform_config omap2_mcspi1_config = {
- .base = io_p2v(OMAP2_MCSPI1_BASE),
.num_cs = 4,
};
+static struct resource omap2_mcspi1_resources[] = {
+ {
+ .start = OMAP2_MCSPI1_BASE,
+ .end = OMAP2_MCSPI1_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
struct platform_device omap2_mcspi1 = {
.name = "omap2_mcspi",
.id = 1,
+ .num_resources = ARRAY_SIZE(omap2_mcspi1_resources),
+ .resource = omap2_mcspi1_resources,
.dev = {
.platform_data = &omap2_mcspi1_config,
},
};
static struct omap2_mcspi_platform_config omap2_mcspi2_config = {
- .base = io_p2v(OMAP2_MCSPI2_BASE),
.num_cs = 2,
};
+static struct resource omap2_mcspi2_resources[] = {
+ {
+ .start = OMAP2_MCSPI2_BASE,
+ .end = OMAP2_MCSPI2_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
struct platform_device omap2_mcspi2 = {
.name = "omap2_mcspi",
.id = 2,
+ .num_resources = ARRAY_SIZE(omap2_mcspi2_resources),
+ .resource = omap2_mcspi2_resources,
.dev = {
.platform_data = &omap2_mcspi2_config,
},
@@ -157,10 +207,10 @@ static int __init omap2_init_devices(voi
* in alphabetical order so they're easier to sort through.
*/
omap_init_i2c();
+ omap_init_mbox();
omap_init_mcspi();
omap_init_sti();
return 0;
}
arch_initcall(omap2_init_devices);
-
Index: linux-2.6/arch/arm/mach-omap2/gpmc.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap2/gpmc.c 2007-04-06 09:00:28.000000000 -0400
+++ linux-2.6/arch/arm/mach-omap2/gpmc.c 2007-04-09 14:40:23.000000000 -0400
@@ -246,14 +246,22 @@ static int gpmc_cs_mem_enabled(int cs)
return l & (1 << 6);
}
-static void gpmc_cs_set_reserved(int cs, int reserved)
+int gpmc_cs_set_reserved(int cs, int reserved)
{
+ if (cs > GPMC_CS_NUM)
+ return -ENODEV;
+
gpmc_cs_map &= ~(1 << cs);
gpmc_cs_map |= (reserved ? 1 : 0) << cs;
+
+ return 0;
}
-static int gpmc_cs_reserved(int cs)
+int gpmc_cs_reserved(int cs)
{
+ if (cs > GPMC_CS_NUM)
+ return -ENODEV;
+
return gpmc_cs_map & (1 << cs);
}
Index: linux-2.6/arch/arm/mach-omap2/io.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap2/io.c 2007-04-06 09:00:28.000000000 -0400
+++ linux-2.6/arch/arm/mach-omap2/io.c 2007-04-09 14:40:23.000000000 -0400
@@ -40,9 +40,21 @@ static struct map_desc omap2_io_desc[] _
.type = MT_DEVICE
},
{
- .virtual = L4_24XX_VIRT,
- .pfn = __phys_to_pfn(L4_24XX_PHYS),
- .length = L4_24XX_SIZE,
+ .virtual = DSP_MEM_24XX_VIRT,
+ .pfn = __phys_to_pfn(DSP_MEM_24XX_PHYS),
+ .length = DSP_MEM_24XX_SIZE,
+ .type = MT_DEVICE
+ },
+ {
+ .virtual = DSP_IPI_24XX_VIRT,
+ .pfn = __phys_to_pfn(DSP_IPI_24XX_PHYS),
+ .length = DSP_IPI_24XX_SIZE,
+ .type = MT_DEVICE
+ },
+ {
+ .virtual = DSP_MMU_24XX_VIRT,
+ .pfn = __phys_to_pfn(DSP_MMU_24XX_PHYS),
+ .length = DSP_MMU_24XX_SIZE,
.type = MT_DEVICE
}
};
Index: linux-2.6/arch/arm/plat-omap/Kconfig
===================================================================
--- linux-2.6.orig/arch/arm/plat-omap/Kconfig 2007-04-09 14:20:29.000000000 -0400
+++ linux-2.6/arch/arm/plat-omap/Kconfig 2007-04-09 14:40:23.000000000 -0400
@@ -62,6 +62,14 @@ config OMAP_MUX_WARNINGS
to change the pin multiplexing setup. When there are no warnings
printed, it's safe to deselect OMAP_MUX for your product.
+config OMAP_MCBSP
+ bool "McBSP support"
+ depends on ARCH_OMAP
+ default y
+ help
+ Say Y here if you want support for the OMAP Multichannel
+ Buffered Serial Port.
+
choice
prompt "System timer"
default OMAP_MPU_TIMER
Index: linux-2.6/arch/arm/plat-omap/Makefile
===================================================================
--- linux-2.6.orig/arch/arm/plat-omap/Makefile 2007-04-09 14:20:29.000000000 -0400
+++ linux-2.6/arch/arm/plat-omap/Makefile 2007-04-09 14:40:23.000000000 -0400
@@ -3,7 +3,8 @@
#
# Common support
-obj-y := common.o sram.o sram-fn.o clock.o devices.o dma.o mux.o gpio.o mcbsp.o usb.o fb.o
+obj-y := common.o sram.o sram-fn.o clock.o devices.o dma.o mux.o gpio.o \
+ usb.o fb.o
obj-m :=
obj-n :=
obj- :=
Index: linux-2.6/arch/arm/plat-omap/common.c
===================================================================
--- linux-2.6.orig/arch/arm/plat-omap/common.c 2007-04-06 09:00:28.000000000 -0400
+++ linux-2.6/arch/arm/plat-omap/common.c 2007-04-09 14:40:23.000000000 -0400
@@ -93,8 +93,12 @@ static const void *get_config(u16 tag, s
* in the kernel. */
for (i = 0; i < omap_board_config_size; i++) {
if (omap_board_config[i].tag == tag) {
- kinfo = &omap_board_config[i];
- break;
+ if (skip == 0) {
+ kinfo = &omap_board_config[i];
+ break;
+ } else {
+ skip--;
+ }
}
}
if (kinfo == NULL)
Index: linux-2.6/arch/arm/plat-omap/devices.c
===================================================================
--- linux-2.6.orig/arch/arm/plat-omap/devices.c 2007-04-09 14:15:04.000000000 -0400
+++ linux-2.6/arch/arm/plat-omap/devices.c 2007-04-09 14:40:23.000000000 -0400
@@ -25,7 +25,71 @@
#include <asm/arch/gpio.h>
#include <asm/arch/menelaus.h>
-#if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)
+#if defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
+
+#include "../plat-omap/dsp/dsp_common.h"
+
+static struct dsp_platform_data dsp_pdata = {
+ .kdev_list = LIST_HEAD_INIT(dsp_pdata.kdev_list),
+};
+
+static struct resource omap_dsp_resources[] = {
+ {
+ .name = "dsp_mmu",
+ .start = -1,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device omap_dsp_device = {
+ .name = "dsp",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(omap_dsp_resources),
+ .resource = omap_dsp_resources,
+ .dev = {
+ .platform_data = &dsp_pdata,
+ },
+};
+
+static inline void omap_init_dsp(void)
+{
+ struct resource *res;
+ int irq;
+
+ if (cpu_is_omap15xx())
+ irq = INT_1510_DSP_MMU;
+ else if (cpu_is_omap16xx())
+ irq = INT_1610_DSP_MMU;
+ else if (cpu_is_omap24xx())
+ irq = INT_24XX_DSP_MMU;
+
+ res = platform_get_resource_byname(&omap_dsp_device,
+ IORESOURCE_IRQ, "dsp_mmu");
+ res->start = irq;
+
+ platform_device_register(&omap_dsp_device);
+}
+
+int dsp_kfunc_device_register(struct dsp_kfunc_device *kdev)
+{
+ static DEFINE_MUTEX(dsp_pdata_lock);
+
+ mutex_init(&kdev->lock);
+
+ mutex_lock(&dsp_pdata_lock);
+ list_add_tail(&kdev->entry, &dsp_pdata.kdev_list);
+ mutex_unlock(&dsp_pdata_lock);
+
+ return 0;
+}
+EXPORT_SYMBOL(dsp_kfunc_device_register);
+
+#else
+static inline void omap_init_dsp(void) { }
+#endif /* CONFIG_OMAP_DSP */
+
+/*-------------------------------------------------------------------------*/
+#if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)
#define OMAP1_I2C_BASE 0xfffb3800
#define OMAP2_I2C_BASE1 0x48070000
@@ -376,7 +440,7 @@ static inline void omap_init_wdt(void) {
/*-------------------------------------------------------------------------*/
-#if defined(CONFIG_OMAP_RNG) || defined(CONFIG_OMAP_RNG_MODULE)
+#if defined(CONFIG_HW_RANDOM_OMAP) || defined(CONFIG_HW_RANDOM_OMAP_MODULE)
#ifdef CONFIG_ARCH_OMAP24XX
#define OMAP_RNG_BASE 0x480A0000
@@ -436,6 +500,7 @@ static int __init omap_init_devices(void
/* please keep these calls, and their implementations above,
* in alphabetical order so they're easier to sort through.
*/
+ omap_init_dsp();
omap_init_i2c();
omap_init_kp();
omap_init_mmc();
@@ -446,4 +511,3 @@ static int __init omap_init_devices(void
return 0;
}
arch_initcall(omap_init_devices);
-
Index: linux-2.6/arch/arm/plat-omap/dmtimer.c
===================================================================
--- linux-2.6.orig/arch/arm/plat-omap/dmtimer.c 2007-04-09 14:15:04.000000000 -0400
+++ linux-2.6/arch/arm/plat-omap/dmtimer.c 2007-04-09 14:40:23.000000000 -0400
@@ -372,7 +372,7 @@ void omap_dm_timer_set_source(struct oma
/* When the functional clock disappears, too quick writes seem to
* cause an abort. */
- __delay(15000);
+ __delay(150000);
}
#endif
Index: linux-2.6/arch/arm/plat-omap/fb.c
===================================================================
--- linux-2.6.orig/arch/arm/plat-omap/fb.c 2007-04-09 14:18:58.000000000 -0400
+++ linux-2.6/arch/arm/plat-omap/fb.c 2007-04-09 14:40:23.000000000 -0400
@@ -1,3 +1,26 @@
+/*
+ * File: arch/arm/plat-omap/fb.c
+ *
+ * Framebuffer device registration for TI OMAP platforms
+ *
+ * Copyright (C) 2006 Nokia Corporation
+ * Author: Imre Deak <imre.deak@...ia.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; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
@@ -34,25 +57,42 @@ static struct platform_device omap_fb_de
void omapfb_reserve_mem(void)
{
const struct omap_fbmem_config *fbmem_conf;
+ unsigned long total_size;
+ int i;
- omapfb_config.fbmem.fb_sram_start = omap_fb_sram_start;
- omapfb_config.fbmem.fb_sram_size = omap_fb_sram_size;
-
- fbmem_conf = omap_get_config(OMAP_TAG_FBMEM, struct omap_fbmem_config);
+ if (!omap_fb_sram_valid) {
+ /* FBMEM SRAM configuration was already found to be invalid.
+ * Ignore the whole configuration block. */
+ omapfb_config.mem_desc.region_cnt = 0;
+ return;
+ }
- if (fbmem_conf != NULL) {
- /* indicate that the bootloader already initialized the
- * fb device, so we'll skip that part in the fb driver
- */
- omapfb_config.fbmem.fb_sdram_start = fbmem_conf->fb_sdram_start;
- omapfb_config.fbmem.fb_sdram_size = fbmem_conf->fb_sdram_size;
- if (fbmem_conf->fb_sdram_size) {
- pr_info("Reserving %u bytes SDRAM for frame buffer\n",
- fbmem_conf->fb_sdram_size);
- reserve_bootmem(fbmem_conf->fb_sdram_start,
- fbmem_conf->fb_sdram_size);
+ i = 0;
+ total_size = 0;
+ while ((fbmem_conf = omap_get_nr_config(OMAP_TAG_FBMEM,
+ struct omap_fbmem_config, i)) != NULL) {
+ unsigned long start;
+ unsigned long size;
+
+ if (i == OMAPFB_PLANE_NUM) {
+ printk(KERN_ERR "ignoring extra plane info\n");
+ break;
}
+ start = fbmem_conf->start;
+ size = fbmem_conf->size;
+ omapfb_config.mem_desc.region[i].paddr = start;
+ omapfb_config.mem_desc.region[i].size = size;
+ if (omap_fb_sram_plane != i && start) {
+ reserve_bootmem(start, size);
+ total_size += size;
+ }
+ i++;
}
+ omapfb_config.mem_desc.region_cnt = i;
+ if (total_size)
+ pr_info("Reserving %lu bytes SDRAM for frame buffer\n",
+ total_size);
+
}
void omapfb_set_ctrl_platform_data(void *data)
Index: linux-2.6/arch/arm/plat-omap/sram.c
===================================================================
--- linux-2.6.orig/arch/arm/plat-omap/sram.c 2007-04-06 09:00:28.000000000 -0400
+++ linux-2.6/arch/arm/plat-omap/sram.c 2007-04-09 14:40:23.000000000 -0400
@@ -46,12 +46,13 @@
#define ROUND_DOWN(value,boundary) ((value) & (~((boundary)-1)))
+static unsigned long omap_sram_start;
static unsigned long omap_sram_base;
static unsigned long omap_sram_size;
static unsigned long omap_sram_ceil;
-unsigned long omap_fb_sram_start;
-unsigned long omap_fb_sram_size;
+int omap_fb_sram_plane = -1;
+int omap_fb_sram_valid;
/* Depending on the target RAMFS firewall setup, the public usable amount of
* SRAM varies. The default accessable size for all device types is 2k. A GP
@@ -77,30 +78,43 @@ static int is_sram_locked(void)
return 1; /* assume locked with no PPA or security driver */
}
-void get_fb_sram_conf(unsigned long start_avail, unsigned size_avail,
- unsigned long *start, unsigned long *size)
+static int get_fb_sram_conf(unsigned long start_avail, unsigned size_avail,
+ unsigned long *start, int *plane_idx)
{
const struct omap_fbmem_config *fbmem_conf;
+ unsigned long size = 0;
+ int i;
- fbmem_conf = omap_get_config(OMAP_TAG_FBMEM, struct omap_fbmem_config);
- if (fbmem_conf != NULL) {
- *start = fbmem_conf->fb_sram_start;
- *size = fbmem_conf->fb_sram_size;
- } else {
- *size = 0;
- *start = 0;
+ i = 0;
+ *start = 0;
+ *plane_idx = -1;
+ while ((fbmem_conf = omap_get_nr_config(OMAP_TAG_FBMEM,
+ struct omap_fbmem_config, i)) != NULL) {
+ u32 paddr, end;
+
+ paddr = fbmem_conf->start;
+ end = fbmem_conf->start + fbmem_conf->size;
+ if (paddr > omap_sram_start &&
+ paddr < omap_sram_start + omap_sram_size) {
+ if (*plane_idx != -1 || paddr < start_avail ||
+ paddr == end ||
+ end > start_avail + size_avail) {
+ printk(KERN_ERR "invalid FB SRAM configuration");
+ *start = 0;
+ return -1;
+ }
+ *plane_idx = i;
+ *start = fbmem_conf->start;
+ size = fbmem_conf->size;
+ }
+ i++;
}
- if (*size && (
- *start < start_avail ||
- *start + *size > start_avail + size_avail)) {
- printk(KERN_ERR "invalid FB SRAM configuration\n");
- *start = start_avail;
- *size = size_avail;
- }
+ if (*plane_idx >= 0)
+ pr_info("Reserving %lu bytes SRAM frame buffer "
+ "for plane %d\n", size, *plane_idx);
- if (*size)
- pr_info("Reserving %lu bytes SRAM for frame buffer\n", *size);
+ return 0;
}
/*
@@ -111,16 +125,16 @@ void get_fb_sram_conf(unsigned long star
*/
void __init omap_detect_sram(void)
{
- unsigned long sram_start;
+ unsigned long fb_sram_start;
if (cpu_is_omap24xx()) {
if (is_sram_locked()) {
omap_sram_base = OMAP2_SRAM_PUB_VA;
- sram_start = OMAP2_SRAM_PUB_PA;
+ omap_sram_start = OMAP2_SRAM_PUB_PA;
omap_sram_size = 0x800; /* 2K */
} else {
omap_sram_base = OMAP2_SRAM_VA;
- sram_start = OMAP2_SRAM_PA;
+ omap_sram_start = OMAP2_SRAM_PA;
if (cpu_is_omap242x())
omap_sram_size = 0xa0000; /* 640K */
else if (cpu_is_omap243x())
@@ -128,7 +142,7 @@ void __init omap_detect_sram(void)
}
} else {
omap_sram_base = OMAP1_SRAM_VA;
- sram_start = OMAP1_SRAM_PA;
+ omap_sram_start = OMAP1_SRAM_PA;
if (cpu_is_omap730())
omap_sram_size = 0x32000; /* 200K */
@@ -144,12 +158,13 @@ void __init omap_detect_sram(void)
omap_sram_size = 0x4000;
}
}
- get_fb_sram_conf(sram_start + SRAM_BOOTLOADER_SZ,
- omap_sram_size - SRAM_BOOTLOADER_SZ,
- &omap_fb_sram_start, &omap_fb_sram_size);
- if (omap_fb_sram_size)
- omap_sram_size -= sram_start + omap_sram_size -
- omap_fb_sram_start;
+ if (get_fb_sram_conf(omap_sram_start + SRAM_BOOTLOADER_SZ,
+ omap_sram_size - SRAM_BOOTLOADER_SZ,
+ &fb_sram_start, &omap_fb_sram_plane) == 0)
+ omap_fb_sram_valid = 1;
+ if (omap_fb_sram_valid && omap_fb_sram_plane >= 0)
+ omap_sram_size -= omap_sram_start + omap_sram_size -
+ fb_sram_start;
omap_sram_ceil = omap_sram_base + omap_sram_size;
}
Index: linux-2.6/arch/arm/plat-omap/usb.c
===================================================================
--- linux-2.6.orig/arch/arm/plat-omap/usb.c 2007-04-06 09:00:28.000000000 -0400
+++ linux-2.6/arch/arm/plat-omap/usb.c 2007-04-09 14:40:23.000000000 -0400
@@ -37,9 +37,27 @@
#include <asm/arch/usb.h>
#include <asm/arch/board.h>
+#ifdef CONFIG_ARCH_OMAP1
+
+#define INT_USB_IRQ_GEN IH2_BASE + 20
+#define INT_USB_IRQ_NISO IH2_BASE + 30
+#define INT_USB_IRQ_ISO IH2_BASE + 29
+#define INT_USB_IRQ_HGEN INT_USB_HHC_1
+#define INT_USB_IRQ_OTG IH2_BASE + 8
+
+#else
+
+#define INT_USB_IRQ_GEN INT_24XX_USB_IRQ_GEN
+#define INT_USB_IRQ_NISO INT_24XX_USB_IRQ_NISO
+#define INT_USB_IRQ_ISO INT_24XX_USB_IRQ_ISO
+#define INT_USB_IRQ_HGEN INT_24XX_USB_IRQ_HGEN
+#define INT_USB_IRQ_OTG INT_24XX_USB_IRQ_OTG
+
+#endif
+
+
/* These routines should handle the standard chip-specific modes
* for usb0/1/2 ports, covering basic mux and transceiver setup.
- * Call omap_usb_init() once, from INIT_MACHINE().
*
* Some board-*.c files will need to set up additional mux options,
* like for suspend handling, vbus sensing, GPIOs, and the D+ pullup.
@@ -96,19 +114,26 @@ static u32 __init omap_usb0_init(unsigne
{
u32 syscon1 = 0;
+ if (cpu_is_omap24xx())
+ CONTROL_DEVCONF_REG &= ~USBT0WRMODEI(USB_BIDIR_TLL);
+
if (nwires == 0) {
- if (!cpu_is_omap15xx()) {
+ if (cpu_class_is_omap1() && !cpu_is_omap15xx()) {
/* pulldown D+/D- */
USB_TRANSCEIVER_CTRL_REG &= ~(3 << 1);
}
return 0;
}
- if (is_device)
- omap_cfg_reg(W4_USB_PUEN);
+ if (is_device) {
+ if (cpu_is_omap24xx())
+ omap_cfg_reg(J20_24XX_USB0_PUEN);
+ else
+ omap_cfg_reg(W4_USB_PUEN);
+ }
- /* internal transceiver */
- if (nwires == 2) {
+ /* internal transceiver (unavailable on 17xx, 24xx) */
+ if (!cpu_class_is_omap2() && nwires == 2) {
// omap_cfg_reg(P9_USB_DP);
// omap_cfg_reg(R8_USB_DM);
@@ -136,29 +161,50 @@ static u32 __init omap_usb0_init(unsigne
return 0;
}
- omap_cfg_reg(V6_USB0_TXD);
- omap_cfg_reg(W9_USB0_TXEN);
- omap_cfg_reg(W5_USB0_SE0);
-
- /* NOTE: SPEED and SUSP aren't configured here */
-
- if (nwires != 3)
- omap_cfg_reg(Y5_USB0_RCV);
- if (nwires != 6)
+ if (cpu_is_omap24xx()) {
+ omap_cfg_reg(K18_24XX_USB0_DAT);
+ omap_cfg_reg(K19_24XX_USB0_TXEN);
+ omap_cfg_reg(J14_24XX_USB0_SE0);
+ if (nwires != 3)
+ omap_cfg_reg(J18_24XX_USB0_RCV);
+ } else {
+ omap_cfg_reg(V6_USB0_TXD);
+ omap_cfg_reg(W9_USB0_TXEN);
+ omap_cfg_reg(W5_USB0_SE0);
+ if (nwires != 3)
+ omap_cfg_reg(Y5_USB0_RCV);
+ }
+
+ /* NOTE: SPEED and SUSP aren't configured here. OTG hosts
+ * may be able to use I2C requests to set those bits along
+ * with VBUS switching and overcurrent detction.
+ */
+
+ if (cpu_class_is_omap1() && nwires != 6)
USB_TRANSCEIVER_CTRL_REG &= ~CONF_USB2_UNI_R;
switch (nwires) {
case 3:
syscon1 = 2;
+ if (cpu_is_omap24xx())
+ CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_BIDIR);
break;
case 4:
syscon1 = 1;
+ if (cpu_is_omap24xx())
+ CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_BIDIR);
break;
case 6:
syscon1 = 3;
- omap_cfg_reg(AA9_USB0_VP);
- omap_cfg_reg(R9_USB0_VM);
- USB_TRANSCEIVER_CTRL_REG |= CONF_USB2_UNI_R;
+ if (cpu_is_omap24xx()) {
+ omap_cfg_reg(J19_24XX_USB0_VP);
+ omap_cfg_reg(K20_24XX_USB0_VM);
+ CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_UNIDIR);
+ } else {
+ omap_cfg_reg(AA9_USB0_VP);
+ omap_cfg_reg(R9_USB0_VM);
+ USB_TRANSCEIVER_CTRL_REG |= CONF_USB2_UNI_R;
+ }
break;
default:
printk(KERN_ERR "illegal usb%d %d-wire transceiver\n",
@@ -171,14 +217,22 @@ static u32 __init omap_usb1_init(unsigne
{
u32 syscon1 = 0;
- if (nwires != 6 && !cpu_is_omap15xx())
+ if (cpu_class_is_omap1() && !cpu_is_omap15xx() && nwires != 6)
USB_TRANSCEIVER_CTRL_REG &= ~CONF_USB1_UNI_R;
+ if (cpu_is_omap24xx())
+ CONTROL_DEVCONF_REG &= ~USBT1WRMODEI(USB_BIDIR_TLL);
+
if (nwires == 0)
return 0;
/* external transceiver */
- omap_cfg_reg(USB1_TXD);
- omap_cfg_reg(USB1_TXEN);
+ if (cpu_class_is_omap1()) {
+ omap_cfg_reg(USB1_TXD);
+ omap_cfg_reg(USB1_TXEN);
+ if (nwires != 3)
+ omap_cfg_reg(USB1_RCV);
+ }
+
if (cpu_is_omap15xx()) {
omap_cfg_reg(USB1_SEO);
omap_cfg_reg(USB1_SPEED);
@@ -190,20 +244,38 @@ static u32 __init omap_usb1_init(unsigne
} else if (cpu_is_omap1710()) {
omap_cfg_reg(R13_1710_USB1_SE0);
// SUSP
+ } else if (cpu_is_omap24xx()) {
+ /* NOTE: board-specific code must set up pin muxing for usb1,
+ * since each signal could come out on either of two balls.
+ */
} else {
- pr_debug("usb unrecognized\n");
+ pr_debug("usb%d cpu unrecognized\n", 1);
+ return 0;
}
- if (nwires != 3)
- omap_cfg_reg(USB1_RCV);
switch (nwires) {
+ case 2:
+ if (!cpu_is_omap24xx())
+ goto bad;
+ /* NOTE: board-specific code must override this setting if
+ * this TLL link is not using DP/DM
+ */
+ syscon1 = 1;
+ CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR_TLL);
+ break;
case 3:
syscon1 = 2;
+ if (cpu_is_omap24xx())
+ CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR);
break;
case 4:
syscon1 = 1;
+ if (cpu_is_omap24xx())
+ CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR);
break;
case 6:
+ if (cpu_is_omap24xx())
+ goto bad;
syscon1 = 3;
omap_cfg_reg(USB1_VP);
omap_cfg_reg(USB1_VM);
@@ -211,6 +283,7 @@ static u32 __init omap_usb1_init(unsigne
USB_TRANSCEIVER_CTRL_REG |= CONF_USB1_UNI_R;
break;
default:
+bad:
printk(KERN_ERR "illegal usb%d %d-wire transceiver\n",
1, nwires);
}
@@ -221,10 +294,17 @@ static u32 __init omap_usb2_init(unsigne
{
u32 syscon1 = 0;
- /* NOTE erratum: must leave USB2_UNI_R set if usb0 in use */
+ if (cpu_is_omap24xx()) {
+ CONTROL_DEVCONF_REG &= ~(USBT2WRMODEI(USB_BIDIR_TLL)
+ | USBT2TLL5PI);
+ alt_pingroup = 0;
+ }
+
+ /* NOTE omap1 erratum: must leave USB2_UNI_R set if usb0 in use */
if (alt_pingroup || nwires == 0)
return 0;
- if (nwires != 6 && !cpu_is_omap15xx())
+
+ if (cpu_class_is_omap1() && !cpu_is_omap15xx() && nwires != 6)
USB_TRANSCEIVER_CTRL_REG &= ~CONF_USB2_UNI_R;
/* external transceiver */
@@ -242,19 +322,54 @@ static u32 __init omap_usb2_init(unsigne
if (nwires != 3)
omap_cfg_reg(Y5_USB2_RCV);
// FIXME omap_cfg_reg(USB2_SPEED);
+ } else if (cpu_is_omap24xx()) {
+ omap_cfg_reg(Y11_24XX_USB2_DAT);
+ omap_cfg_reg(AA10_24XX_USB2_SE0);
+ if (nwires > 2)
+ omap_cfg_reg(AA12_24XX_USB2_TXEN);
+ if (nwires > 3)
+ omap_cfg_reg(AA6_24XX_USB2_RCV);
} else {
- pr_debug("usb unrecognized\n");
+ pr_debug("usb%d cpu unrecognized\n", 1);
+ return 0;
}
- // omap_cfg_reg(USB2_SUSP);
+ // if (cpu_class_is_omap1()) omap_cfg_reg(USB2_SUSP);
switch (nwires) {
+ case 2:
+ if (!cpu_is_omap24xx())
+ goto bad;
+ /* NOTE: board-specific code must override this setting if
+ * this TLL link is not using DP/DM
+ */
+ syscon1 = 1;
+ CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR_TLL);
+ break;
case 3:
syscon1 = 2;
+ if (cpu_is_omap24xx())
+ CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR);
break;
case 4:
syscon1 = 1;
+ if (cpu_is_omap24xx())
+ CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR);
+ break;
+ case 5:
+ if (!cpu_is_omap24xx())
+ goto bad;
+ omap_cfg_reg(AA4_24XX_USB2_TLLSE0);
+ /* NOTE: board-specific code must override this setting if
+ * this TLL link is not using DP/DM. Something must also
+ * set up OTG_SYSCON2.HMC_TLL{ATTACH,SPEED}
+ */
+ syscon1 = 3;
+ CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_UNIDIR_TLL)
+ | USBT2TLL5PI;
break;
case 6:
+ if (cpu_is_omap24xx())
+ goto bad;
syscon1 = 3;
if (cpu_is_omap15xx()) {
omap_cfg_reg(USB2_VP);
@@ -266,6 +381,7 @@ static u32 __init omap_usb2_init(unsigne
}
break;
default:
+bad:
printk(KERN_ERR "illegal usb%d %d-wire transceiver\n",
2, nwires);
}
@@ -294,13 +410,13 @@ static struct resource udc_resources[] =
.end = UDC_BASE + 0xff,
.flags = IORESOURCE_MEM,
}, { /* general IRQ */
- .start = IH2_BASE + 20,
+ .start = INT_USB_IRQ_GEN,
.flags = IORESOURCE_IRQ,
}, { /* PIO IRQ */
- .start = IH2_BASE + 30,
+ .start = INT_USB_IRQ_NISO,
.flags = IORESOURCE_IRQ,
}, { /* SOF IRQ */
- .start = IH2_BASE + 29,
+ .start = INT_USB_IRQ_ISO,
.flags = IORESOURCE_IRQ,
},
};
@@ -329,11 +445,11 @@ static u64 ohci_dmamask = ~(u32)0;
static struct resource ohci_resources[] = {
{
.start = OMAP_OHCI_BASE,
- .end = OMAP_OHCI_BASE + 4096 - 1,
+ .end = OMAP_OHCI_BASE + 0xff,
.flags = IORESOURCE_MEM,
},
{
- .start = INT_USB_HHC_1,
+ .start = INT_USB_IRQ_HGEN,
.flags = IORESOURCE_IRQ,
},
};
@@ -361,7 +477,7 @@ static struct resource otg_resources[] =
.end = OTG_BASE + 0xff,
.flags = IORESOURCE_MEM,
}, {
- .start = IH2_BASE + 8,
+ .start = INT_USB_IRQ_OTG,
.flags = IORESOURCE_IRQ,
},
};
@@ -385,7 +501,7 @@ static struct platform_device otg_device
// FIXME correct answer depends on hmc_mode,
-// as does any nonzero value for config->otg port number
+// as does (on omap1) any nonzero value for config->otg port number
#ifdef CONFIG_USB_GADGET_OMAP
#define is_usb0_device(config) 1
#else
@@ -426,12 +542,13 @@ omap_otg_init(struct omap_usb_config *co
if (config->otg)
syscon |= OTG_EN;
#endif
- pr_debug("USB_TRANSCEIVER_CTRL_REG = %03x\n", USB_TRANSCEIVER_CTRL_REG);
+ if (cpu_class_is_omap1())
+ pr_debug("USB_TRANSCEIVER_CTRL_REG = %03x\n", USB_TRANSCEIVER_CTRL_REG);
pr_debug("OTG_SYSCON_2_REG = %08x\n", syscon);
OTG_SYSCON_2_REG = syscon;
printk("USB: hmc %d", config->hmc_mode);
- if (alt_pingroup)
+ if (!alt_pingroup)
printk(", usb2 alt %d wires", config->pins[2]);
else if (config->pins[0])
printk(", usb0 %d wires%s", config->pins[0],
@@ -444,10 +561,12 @@ omap_otg_init(struct omap_usb_config *co
printk(", Mini-AB on usb%d", config->otg - 1);
printk("\n");
- /* leave USB clocks/controllers off until needed */
- ULPD_SOFT_REQ_REG &= ~SOFT_USB_CLK_REQ;
- ULPD_CLOCK_CTRL_REG &= ~USB_MCLK_EN;
- ULPD_CLOCK_CTRL_REG |= DIS_USB_PVCI_CLK;
+ if (cpu_class_is_omap1()) {
+ /* leave USB clocks/controllers off until needed */
+ ULPD_SOFT_REQ_REG &= ~SOFT_USB_CLK_REQ;
+ ULPD_CLOCK_CTRL_REG &= ~USB_MCLK_EN;
+ ULPD_CLOCK_CTRL_REG |= DIS_USB_PVCI_CLK;
+ }
syscon = OTG_SYSCON_1_REG;
syscon |= HST_IDLE_EN|DEV_IDLE_EN|OTG_IDLE_EN;
@@ -585,7 +704,7 @@ omap_usb_init(void)
}
platform_data = *config;
- if (cpu_is_omap730() || cpu_is_omap16xx())
+ if (cpu_is_omap730() || cpu_is_omap16xx() || cpu_is_omap24xx())
omap_otg_init(&platform_data);
else if (cpu_is_omap15xx())
omap_1510_usb_init(&platform_data);
-
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