[PATCH v3 2/6] ARM: EXYNOS: Remove i2c sys configuration related code
Pankaj Dubey
pankaj.dubey at samsung.com
Sat May 10 00:20:15 PDT 2014
Since all these code has been moved into i2c driver, now we can
safely remove them from machine files.
CC: Russell King <linux at arm.linux.org.uk>
Signed-off-by: Pankaj Dubey <pankaj.dubey at samsung.com>
---
arch/arm/mach-exynos/exynos.c | 38 +------------------------------
arch/arm/mach-exynos/include/mach/map.h | 3 ---
arch/arm/mach-exynos/pm.c | 10 --------
arch/arm/mach-exynos/regs-sys.h | 22 ------------------
4 files changed, 1 insertion(+), 72 deletions(-)
delete mode 100644 arch/arm/mach-exynos/regs-sys.h
diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
index 59eb1f1..09063ee 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -29,11 +29,11 @@
#include <asm/memory.h>
#include <plat/cpu.h>
+#include <mach/map.h>
#include "common.h"
#include "mfc.h"
#include "regs-pmu.h"
-#include "regs-sys.h"
#define L2_AUX_VAL 0x7C470001
#define L2_AUX_MASK 0xC200ffff
@@ -42,11 +42,6 @@ static struct regmap *exynos_pmu_regmap;
static struct map_desc exynos4_iodesc[] __initdata = {
{
- .virtual = (unsigned long)S3C_VA_SYS,
- .pfn = __phys_to_pfn(EXYNOS4_PA_SYSCON),
- .length = SZ_64K,
- .type = MT_DEVICE,
- }, {
.virtual = (unsigned long)S3C_VA_TIMER,
.pfn = __phys_to_pfn(EXYNOS4_PA_TIMER),
.length = SZ_16K,
@@ -116,11 +111,6 @@ static struct map_desc exynos4_iodesc[] __initdata = {
static struct map_desc exynos5_iodesc[] __initdata = {
{
- .virtual = (unsigned long)S3C_VA_SYS,
- .pfn = __phys_to_pfn(EXYNOS5_PA_SYSCON),
- .length = SZ_64K,
- .type = MT_DEVICE,
- }, {
.virtual = (unsigned long)S3C_VA_TIMER,
.pfn = __phys_to_pfn(EXYNOS5_PA_TIMER),
.length = SZ_16K,
@@ -293,32 +283,6 @@ void __init exynos_map_pmu(void)
static void __init exynos_dt_machine_init(void)
{
- struct device_node *i2c_np;
- const char *i2c_compat = "samsung,s3c2440-i2c";
- unsigned int tmp;
- int id;
-
- /*
- * Exynos5's legacy i2c controller and new high speed i2c
- * controller have muxed interrupt sources. By default the
- * interrupts for 4-channel HS-I2C controller are enabled.
- * If node for first four channels of legacy i2c controller
- * are available then re-configure the interrupts via the
- * system register.
- */
- if (soc_is_exynos5()) {
- for_each_compatible_node(i2c_np, NULL, i2c_compat) {
- if (of_device_is_available(i2c_np)) {
- id = of_alias_get_id(i2c_np, "i2c");
- if (id < 4) {
- tmp = readl(EXYNOS5_SYS_I2C_CFG);
- writel(tmp & ~(0x1 << id),
- EXYNOS5_SYS_I2C_CFG);
- }
- }
- }
- }
-
exynos_map_pmu();
if (!soc_is_exynos5440())
diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h
index 34eee6e..bd4a320 100644
--- a/arch/arm/mach-exynos/include/mach/map.h
+++ b/arch/arm/mach-exynos/include/mach/map.h
@@ -25,9 +25,6 @@
#define EXYNOS_PA_CHIPID 0x10000000
-#define EXYNOS4_PA_SYSCON 0x10010000
-#define EXYNOS5_PA_SYSCON 0x10050100
-
#define EXYNOS4_PA_CMU 0x10030000
#define EXYNOS5_PA_CMU 0x10010000
diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c
index a7a1b7f..59e5604 100644
--- a/arch/arm/mach-exynos/pm.c
+++ b/arch/arm/mach-exynos/pm.c
@@ -37,7 +37,6 @@
#include "common.h"
#include "regs-pmu.h"
-#include "regs-sys.h"
#include "exynos-pmu.h"
static struct regmap *pmu_regmap;
@@ -52,10 +51,6 @@ struct exynos_wkup_irq {
u32 mask;
};
-static struct sleep_save exynos5_sys_save[] = {
- SAVE_ITEM(EXYNOS5_SYS_I2C_CFG),
-};
-
static struct sleep_save exynos_core_save[] = {
/* SROM side */
SAVE_ITEM(S5P_SROM_BW),
@@ -211,7 +206,6 @@ static void exynos_pm_prepare(void)
s3c_pm_do_save(exynos_core_save, ARRAY_SIZE(exynos_core_save));
if (soc_is_exynos5250()) {
- s3c_pm_do_save(exynos5_sys_save, ARRAY_SIZE(exynos5_sys_save));
/* Disable USE_RETENTION of JPEG_MEM_OPTION */
regmap_read(pmu_regmap, EXYNOS5_JPEG_MEM_OPTION, &tmp);
tmp &= ~EXYNOS5_OPTION_USE_RETENTION;
@@ -296,10 +290,6 @@ static void exynos_pm_resume(void)
regmap_write(pmu_regmap, S5P_PAD_RET_EBIA_OPTION, (1 << 28));
regmap_write(pmu_regmap, S5P_PAD_RET_EBIB_OPTION, (1 << 28));
- if (soc_is_exynos5250())
- s3c_pm_do_restore(exynos5_sys_save,
- ARRAY_SIZE(exynos5_sys_save));
-
s3c_pm_do_restore_core(exynos_core_save, ARRAY_SIZE(exynos_core_save));
if (!soc_is_exynos5250())
diff --git a/arch/arm/mach-exynos/regs-sys.h b/arch/arm/mach-exynos/regs-sys.h
deleted file mode 100644
index 84332b0..0000000
--- a/arch/arm/mach-exynos/regs-sys.h
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright (c) 2014 Samsung Electronics Co., Ltd.
- * http://www.samsung.com
- *
- * EXYNOS - system register definition
- *
- * 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_ARCH_REGS_SYS_H
-#define __ASM_ARCH_REGS_SYS_H __FILE__
-
-#include <mach/map.h>
-
-#define S5P_SYSREG(x) (S3C_VA_SYS + (x))
-
-/* For EXYNOS5 */
-#define EXYNOS5_SYS_I2C_CFG S5P_SYSREG(0x0234)
-
-#endif /* __ASM_ARCH_REGS_SYS_H */
--
1.7.10.4
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