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Message-Id: <1374699274-18388-4-git-send-email-sboyd@codeaurora.org>
Date: Wed, 24 Jul 2013 13:54:28 -0700
From: Stephen Boyd <sboyd@...eaurora.org>
To: David Brown <davidb@...eaurora.org>
Cc: linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v2 3/9] ARM: msm: Move debug-macro.S to include/debug
One more step to allowing MSM to participate in the
multi-platform defconfig.
Signed-off-by: Stephen Boyd <sboyd@...eaurora.org>
---
arch/arm/Kconfig.debug | 9 +++-
.../mach/debug-macro.S => include/debug/msm.S} | 32 ++++++++++-
arch/arm/mach-msm/include/mach/msm_iomap-8960.h | 5 --
arch/arm/mach-msm/include/mach/msm_iomap-8x60.h | 5 --
arch/arm/mach-msm/include/mach/msm_iomap.h | 12 -----
arch/arm/mach-msm/include/mach/uncompress.h | 63 ----------------------
arch/arm/mach-msm/io.c | 40 +++++++-------
7 files changed, 58 insertions(+), 108 deletions(-)
rename arch/arm/{mach-msm/include/mach/debug-macro.S => include/debug/msm.S} (61%)
delete mode 100644 arch/arm/mach-msm/include/mach/uncompress.h
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index e401a76..4a62a8d 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -777,6 +777,11 @@ config DEBUG_LL_INCLUDE
DEBUG_IMX6SL_UART
default "debug/keystone.S" if DEBUG_KEYSTONE_UART0 || \
DEBUG_KEYSTONE_UART1
+ default "debug/msm.S" if DEBUG_MSM_UART1 || \
+ DEBUG_MSM_UART2 || \
+ DEBUG_MSM_UART3 || \
+ DEBUG_MSM8660_UART || \
+ DEBUG_MSM8960_UART
default "debug/mvebu.S" if DEBUG_MVEBU_UART || \
DEBUG_MVEBU_UART_ALTERNATE
default "debug/mxs.S" if DEBUG_IMX23_UART || DEBUG_IMX28_UART
@@ -804,13 +809,13 @@ config DEBUG_LL_INCLUDE
config DEBUG_UNCOMPRESS
bool
- default y if ARCH_MULTIPLATFORM && DEBUG_LL && \
+ default y if (ARCH_MULTIPLATFORM || ARCH_MSM) && DEBUG_LL && \
!DEBUG_OMAP2PLUS_UART && \
!DEBUG_TEGRA_UART
config UNCOMPRESS_INCLUDE
string
- default "debug/uncompress.h" if ARCH_MULTIPLATFORM
+ default "debug/uncompress.h" if ARCH_MULTIPLATFORM || ARCH_MSM
default "mach/uncompress.h"
config EARLY_PRINTK
diff --git a/arch/arm/mach-msm/include/mach/debug-macro.S b/arch/arm/include/debug/msm.S
similarity index 61%
rename from arch/arm/mach-msm/include/mach/debug-macro.S
rename to arch/arm/include/debug/msm.S
index 0e05f88..9166e1b 100644
--- a/arch/arm/mach-msm/include/mach/debug-macro.S
+++ b/arch/arm/include/debug/msm.S
@@ -15,8 +15,36 @@
*
*/
-#include <mach/hardware.h>
-#include <mach/msm_iomap.h>
+#if defined(CONFIG_ARCH_MSM7X00A) || defined(CONFIG_ARCH_QSD8X50)
+#define MSM_UART1_PHYS 0xA9A00000
+#define MSM_UART2_PHYS 0xA9B00000
+#define MSM_UART3_PHYS 0xA9C00000
+#elif defined(CONFIG_ARCH_MSM7X30)
+#define MSM_UART1_PHYS 0xACA00000
+#define MSM_UART2_PHYS 0xACB00000
+#define MSM_UART3_PHYS 0xACC00000
+#endif
+
+#if defined(CONFIG_DEBUG_MSM_UART1)
+#define MSM_DEBUG_UART_BASE 0xE1000000
+#define MSM_DEBUG_UART_PHYS MSM_UART1_PHYS
+#elif defined(CONFIG_DEBUG_MSM_UART2)
+#define MSM_DEBUG_UART_BASE 0xE1000000
+#define MSM_DEBUG_UART_PHYS MSM_UART2_PHYS
+#elif defined(CONFIG_DEBUG_MSM_UART3)
+#define MSM_DEBUG_UART_BASE 0xE1000000
+#define MSM_DEBUG_UART_PHYS MSM_UART3_PHYS
+#endif
+
+#ifdef CONFIG_DEBUG_MSM8660_UART
+#define MSM_DEBUG_UART_BASE 0xF0040000
+#define MSM_DEBUG_UART_PHYS 0x19C40000
+#endif
+
+#ifdef CONFIG_DEBUG_MSM8960_UART
+#define MSM_DEBUG_UART_BASE 0xF0040000
+#define MSM_DEBUG_UART_PHYS 0x16440000
+#endif
.macro addruart, rp, rv, tmp
#ifdef MSM_DEBUG_UART_PHYS
diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-8960.h b/arch/arm/mach-msm/include/mach/msm_iomap-8960.h
index 7bca8d7..396958b 100644
--- a/arch/arm/mach-msm/include/mach/msm_iomap-8960.h
+++ b/arch/arm/mach-msm/include/mach/msm_iomap-8960.h
@@ -38,9 +38,4 @@
#define MSM8960_TMR0_PHYS 0x0208A000
#define MSM8960_TMR0_SIZE SZ_4K
-#ifdef CONFIG_DEBUG_MSM8960_UART
-#define MSM_DEBUG_UART_BASE 0xF0040000
-#define MSM_DEBUG_UART_PHYS 0x16440000
-#endif
-
#endif
diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h b/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h
index 4f57b43..dede6aa 100644
--- a/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h
+++ b/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h
@@ -41,9 +41,4 @@
#define MSM8X60_TMR0_PHYS 0x02040000
#define MSM8X60_TMR0_SIZE SZ_4K
-#ifdef CONFIG_DEBUG_MSM8660_UART
-#define MSM_DEBUG_UART_BASE 0xF0040000
-#define MSM_DEBUG_UART_PHYS 0x19C40000
-#endif
-
#endif
diff --git a/arch/arm/mach-msm/include/mach/msm_iomap.h b/arch/arm/mach-msm/include/mach/msm_iomap.h
index c56e81f..0b36c42 100644
--- a/arch/arm/mach-msm/include/mach/msm_iomap.h
+++ b/arch/arm/mach-msm/include/mach/msm_iomap.h
@@ -48,18 +48,6 @@
#include "msm_iomap-8x60.h"
#include "msm_iomap-8960.h"
-#define MSM_DEBUG_UART_SIZE SZ_4K
-#if defined(CONFIG_DEBUG_MSM_UART1)
-#define MSM_DEBUG_UART_BASE 0xE1000000
-#define MSM_DEBUG_UART_PHYS MSM_UART1_PHYS
-#elif defined(CONFIG_DEBUG_MSM_UART2)
-#define MSM_DEBUG_UART_BASE 0xE1000000
-#define MSM_DEBUG_UART_PHYS MSM_UART2_PHYS
-#elif defined(CONFIG_DEBUG_MSM_UART3)
-#define MSM_DEBUG_UART_BASE 0xE1000000
-#define MSM_DEBUG_UART_PHYS MSM_UART3_PHYS
-#endif
-
/* Virtual addresses shared across all MSM targets. */
#define MSM_CSR_BASE IOMEM(0xE0001000)
#define MSM_TMR_BASE IOMEM(0xF0200000)
diff --git a/arch/arm/mach-msm/include/mach/uncompress.h b/arch/arm/mach-msm/include/mach/uncompress.h
deleted file mode 100644
index 9432487..0000000
--- a/arch/arm/mach-msm/include/mach/uncompress.h
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- * Copyright (C) 2007 Google, Inc.
- * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * 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.
- *
- */
-
-#ifndef __ASM_ARCH_MSM_UNCOMPRESS_H
-#define __ASM_ARCH_MSM_UNCOMPRESS_H
-
-#include <asm/barrier.h>
-#include <asm/processor.h>
-#include <mach/msm_iomap.h>
-
-#define UART_CSR (*(volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x08))
-#define UART_TF (*(volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x0c))
-
-#define UART_DM_SR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x08)))
-#define UART_DM_CR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x10)))
-#define UART_DM_ISR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x14)))
-#define UART_DM_NCHAR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x40)))
-#define UART_DM_TF (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x70)))
-
-static void putc(int c)
-{
-#if defined(MSM_DEBUG_UART_PHYS)
-#ifdef CONFIG_MSM_HAS_DEBUG_UART_HS
- /*
- * Wait for TX_READY to be set; but skip it if we have a
- * TX underrun.
- */
- if (!(UART_DM_SR & 0x08))
- while (!(UART_DM_ISR & 0x80))
- cpu_relax();
-
- UART_DM_CR = 0x300;
- UART_DM_NCHAR = 0x1;
- UART_DM_TF = c;
-#else
- while (!(UART_CSR & 0x04))
- cpu_relax();
- UART_TF = c;
-#endif
-#endif
-}
-
-static inline void flush(void)
-{
-}
-
-static inline void arch_decomp_setup(void)
-{
-}
-
-#endif
diff --git a/arch/arm/mach-msm/io.c b/arch/arm/mach-msm/io.c
index 4a1a222..66acb98 100644
--- a/arch/arm/mach-msm/io.c
+++ b/arch/arm/mach-msm/io.c
@@ -52,26 +52,38 @@ static struct map_desc msm_io_desc[] __initdata = {
MSM_CHIP_DEVICE_TYPE(GPIO1, MSM7X00, MT_DEVICE_NONSHARED),
MSM_CHIP_DEVICE_TYPE(GPIO2, MSM7X00, MT_DEVICE_NONSHARED),
MSM_DEVICE_TYPE(CLK_CTL, MT_DEVICE_NONSHARED),
-#if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \
- defined(CONFIG_DEBUG_MSM_UART3)
- MSM_DEVICE_TYPE(DEBUG_UART, MT_DEVICE_NONSHARED),
-#endif
{
.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
.pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS),
.length = MSM_SHARED_RAM_SIZE,
.type = MT_DEVICE,
},
+#if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \
+ defined(CONFIG_DEBUG_MSM_UART3)
+ {
+ /* virtual and pfn filled in by debug_ll_addr() */
+ .length = SZ_4K,
+ .type = MT_DEVICE_NONSHARED,
+ }
+#endif
};
void __init msm_map_common_io(void)
{
+ size_t size = ARRAY_SIZE(msm_io_desc);
+
/* Make sure the peripheral register window is closed, since
* we will use PTE flags (TEX[1]=1,B=0,C=1) to determine which
* pages are peripheral interface or not.
*/
asm("mcr p15, 0, %0, c15, c2, 4" : : "r" (0));
- iotable_init(msm_io_desc, ARRAY_SIZE(msm_io_desc));
+#if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \
+ defined(CONFIG_DEBUG_MSM_UART3)
+ debug_ll_addr(&msm_io_desc[size - 1].pfn,
+ &msm_io_desc[size - 1].virtual);
+ msm_io_desc[size - 1].pfn = __phys_to_pfn(msm_io_desc[size - 1].pfn);
+#endif
+ iotable_init(msm_io_desc, size);
}
#endif
@@ -87,10 +99,6 @@ static struct map_desc qsd8x50_io_desc[] __initdata = {
MSM_DEVICE(SCPLL),
MSM_DEVICE(AD5),
MSM_DEVICE(MDC),
-#if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \
- defined(CONFIG_DEBUG_MSM_UART3)
- MSM_DEVICE(DEBUG_UART),
-#endif
{
.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
.pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS),
@@ -101,6 +109,7 @@ static struct map_desc qsd8x50_io_desc[] __initdata = {
void __init msm_map_qsd8x50_io(void)
{
+ debug_ll_io_init();
iotable_init(qsd8x50_io_desc, ARRAY_SIZE(qsd8x50_io_desc));
}
#endif /* CONFIG_ARCH_QSD8X50 */
@@ -109,13 +118,11 @@ void __init msm_map_qsd8x50_io(void)
static struct map_desc msm8x60_io_desc[] __initdata = {
MSM_CHIP_DEVICE(TMR, MSM8X60),
MSM_CHIP_DEVICE(TMR0, MSM8X60),
-#ifdef CONFIG_DEBUG_MSM8660_UART
- MSM_DEVICE(DEBUG_UART),
-#endif
};
void __init msm_map_msm8x60_io(void)
{
+ debug_ll_io_init();
iotable_init(msm8x60_io_desc, ARRAY_SIZE(msm8x60_io_desc));
}
#endif /* CONFIG_ARCH_MSM8X60 */
@@ -124,13 +131,11 @@ void __init msm_map_msm8x60_io(void)
static struct map_desc msm8960_io_desc[] __initdata = {
MSM_CHIP_DEVICE(TMR, MSM8960),
MSM_CHIP_DEVICE(TMR0, MSM8960),
-#ifdef CONFIG_DEBUG_MSM8960_UART
- MSM_DEVICE(DEBUG_UART),
-#endif
};
void __init msm_map_msm8960_io(void)
{
+ debug_ll_io_init();
iotable_init(msm8960_io_desc, ARRAY_SIZE(msm8960_io_desc));
}
#endif /* CONFIG_ARCH_MSM8960 */
@@ -150,10 +155,6 @@ static struct map_desc msm7x30_io_desc[] __initdata = {
MSM_DEVICE(SAW),
MSM_DEVICE(GCC),
MSM_DEVICE(TCSR),
-#if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \
- defined(CONFIG_DEBUG_MSM_UART3)
- MSM_DEVICE(DEBUG_UART),
-#endif
{
.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
.pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS),
@@ -164,6 +165,7 @@ static struct map_desc msm7x30_io_desc[] __initdata = {
void __init msm_map_msm7x30_io(void)
{
+ debug_ll_io_init();
iotable_init(msm7x30_io_desc, ARRAY_SIZE(msm7x30_io_desc));
}
#endif /* CONFIG_ARCH_MSM7X30 */
--
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