[PATCH v4 2/2] ARM: EXYNOS: Remove i2c sys configuration related code
Pankaj Dubey
pankaj.dubey at samsung.com
Thu Oct 30 01:04:30 PDT 2014
As 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 | 39 ++-----------------------------
arch/arm/mach-exynos/include/mach/map.h | 3 ---
arch/arm/mach-exynos/pm.c | 3 ++-
arch/arm/mach-exynos/regs-sys.h | 22 -----------------
arch/arm/mach-exynos/suspend.c | 7 ------
5 files changed, 4 insertions(+), 70 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 46d3134..6787b00 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -27,20 +27,16 @@
#include <asm/mach/map.h>
#include <asm/memory.h>
+#include <mach/map.h>
+
#include "common.h"
#include "mfc.h"
#include "regs-pmu.h"
-#include "regs-sys.h"
void __iomem *pmu_base_addr;
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,
@@ -110,11 +106,6 @@ 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,
@@ -262,32 +253,6 @@ static void __init exynos_init_irq(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);
- }
- }
- }
- }
-
/*
* This is called from smp_prepare_cpus if we've built for SMP, but
* we still need to set it up for PM and firmware ops if not.
diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h
index f0b7e92..6779d73 100644
--- a/arch/arm/mach-exynos/include/mach/map.h
+++ b/arch/arm/mach-exynos/include/mach/map.h
@@ -24,9 +24,6 @@
#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 86f3ecd..dfc8594 100644
--- a/arch/arm/mach-exynos/pm.c
+++ b/arch/arm/mach-exynos/pm.c
@@ -23,12 +23,13 @@
#include <asm/smp_scu.h>
#include <asm/suspend.h>
+#include <mach/map.h>
+
#include <plat/pm-common.h>
#include "common.h"
#include "exynos-pmu.h"
#include "regs-pmu.h"
-#include "regs-sys.h"
static inline void __iomem *exynos_boot_vector_addr(void)
{
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 */
diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c
index 079d999..489e99f 100644
--- a/arch/arm/mach-exynos/suspend.c
+++ b/arch/arm/mach-exynos/suspend.c
@@ -32,7 +32,6 @@
#include "common.h"
#include "regs-pmu.h"
-#include "regs-sys.h"
#include "exynos-pmu.h"
#define S5P_CHECK_SLEEP 0x00000BAD
@@ -49,10 +48,6 @@ 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),
@@ -302,8 +297,6 @@ static const struct exynos_pm_data exynos5250_pm_data = {
.wkup_irq = exynos5250_wkup_irq,
.wake_disable_mask = ((0xFF << 8) | (0x1F << 1)),
.release_ret_regs = exynos_release_ret_regs,
- .extra_save = exynos5_sys_save,
- .num_extra_save = ARRAY_SIZE(exynos5_sys_save),
.pm_suspend = exynos_pm_suspend,
.pm_resume = exynos_pm_resume,
.pm_prepare = exynos_pm_prepare,
--
1.7.9.5
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