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ARM: EXYNOS: Remove SROM related register settings from mach-exynos

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As now we have dedicated driver for SROM controller, it will take care
of saving register banks during S2R so we can safely remove these
settings from mach-exynos.

Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
[k.kozlowski: Need to select also SAMSUNG_MC]
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
This commit is contained in:
Pankaj Dubey 2016-04-11 13:12:26 +05:30 committed by Krzysztof Kozlowski
parent ffd51977be
commit 5901f4c279
6 changed files with 5 additions and 92 deletions
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3
arch/arm/mach-exynos/Kconfig
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@ -18,6 +18,7 @@ menuconfig ARCH_EXYNOS
select COMMON_CLK_SAMSUNG
select EXYNOS_THERMAL
select EXYNOS_PMU
select EXYNOS_SROM if PM
select HAVE_ARM_SCU if SMP
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG
@ -26,11 +27,13 @@ menuconfig ARCH_EXYNOS
select PINCTRL_EXYNOS
select PM_GENERIC_DOMAINS if PM
select S5P_DEV_MFC
select SAMSUNG_MC
select SOC_SAMSUNG
select SRAM
select THERMAL
select THERMAL_OF
select MFD_SYSCON
select MEMORY
select CLKSRC_EXYNOS_MCT
select POWER_RESET
select POWER_RESET_SYSCON

17
arch/arm/mach-exynos/exynos.c
View File

@ -31,11 +31,6 @@
static struct map_desc exynos4_iodesc[] __initdata = {
{
.virtual = (unsigned long)S5P_VA_SROMC,
.pfn = __phys_to_pfn(EXYNOS4_PA_SROMC),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)S5P_VA_CMU,
.pfn = __phys_to_pfn(EXYNOS4_PA_CMU),
.length = SZ_128K,
@ -58,15 +53,6 @@ static struct map_desc exynos4_iodesc[] __initdata = {
},
};
static struct map_desc exynos5_iodesc[] __initdata = {
{
.virtual = (unsigned long)S5P_VA_SROMC,
.pfn = __phys_to_pfn(EXYNOS5_PA_SROMC),
.length = SZ_4K,
.type = MT_DEVICE,
},
};
static struct platform_device exynos_cpuidle = {
.name = "exynos_cpuidle",
#ifdef CONFIG_ARM_EXYNOS_CPUIDLE
@ -138,9 +124,6 @@ static void __init exynos_map_io(void)
{
if (soc_is_exynos4())
iotable_init(exynos4_iodesc, ARRAY_SIZE(exynos4_iodesc));
if (soc_is_exynos5())
iotable_init(exynos5_iodesc, ARRAY_SIZE(exynos5_iodesc));
}
static void __init exynos_init_io(void)

3
arch/arm/mach-exynos/include/mach/map.h
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@ -25,7 +25,4 @@
#define EXYNOS4_PA_COREPERI 0x10500000
#define EXYNOS4_PA_SROMC 0x12570000
#define EXYNOS5_PA_SROMC 0x12250000
#endif /* __ASM_ARCH_MAP_H */

53
arch/arm/mach-exynos/regs-srom.h
View File

@ -1,53 +0,0 @@
/*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* S5P SROMC register definitions
*
* 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 __PLAT_SAMSUNG_REGS_SROM_H
#define __PLAT_SAMSUNG_REGS_SROM_H __FILE__
#include <mach/map.h>
#define S5P_SROMREG(x) (S5P_VA_SROMC + (x))
#define S5P_SROM_BW S5P_SROMREG(0x0)
#define S5P_SROM_BC0 S5P_SROMREG(0x4)
#define S5P_SROM_BC1 S5P_SROMREG(0x8)
#define S5P_SROM_BC2 S5P_SROMREG(0xc)
#define S5P_SROM_BC3 S5P_SROMREG(0x10)
#define S5P_SROM_BC4 S5P_SROMREG(0x14)
#define S5P_SROM_BC5 S5P_SROMREG(0x18)
/* one register BW holds 4 x 4-bit packed settings for NCS0 - NCS3 */
#define S5P_SROM_BW__DATAWIDTH__SHIFT 0
#define S5P_SROM_BW__ADDRMODE__SHIFT 1
#define S5P_SROM_BW__WAITENABLE__SHIFT 2
#define S5P_SROM_BW__BYTEENABLE__SHIFT 3
#define S5P_SROM_BW__CS_MASK 0xf
#define S5P_SROM_BW__NCS0__SHIFT 0
#define S5P_SROM_BW__NCS1__SHIFT 4
#define S5P_SROM_BW__NCS2__SHIFT 8
#define S5P_SROM_BW__NCS3__SHIFT 12
#define S5P_SROM_BW__NCS4__SHIFT 16
#define S5P_SROM_BW__NCS5__SHIFT 20
/* applies to same to BCS0 - BCS3 */
#define S5P_SROM_BCX__PMC__SHIFT 0
#define S5P_SROM_BCX__TACP__SHIFT 4
#define S5P_SROM_BCX__TCAH__SHIFT 8
#define S5P_SROM_BCX__TCOH__SHIFT 12
#define S5P_SROM_BCX__TACC__SHIFT 16
#define S5P_SROM_BCX__TCOS__SHIFT 24
#define S5P_SROM_BCX__TACS__SHIFT 28
#endif /* __PLAT_SAMSUNG_REGS_SROM_H */

20
arch/arm/mach-exynos/suspend.c
View File

@ -34,10 +34,11 @@
#include <asm/smp_scu.h>
#include <asm/suspend.h>
#include <mach/map.h>
#include <plat/pm-common.h>
#include "common.h"
#include "regs-srom.h"
#define REG_TABLE_END (-1U)
@ -53,15 +54,6 @@ struct exynos_wkup_irq {
u32 mask;
};
static struct sleep_save exynos_core_save[] = {
/* SROM side */
SAVE_ITEM(S5P_SROM_BW),
SAVE_ITEM(S5P_SROM_BC0),
SAVE_ITEM(S5P_SROM_BC1),
SAVE_ITEM(S5P_SROM_BC2),
SAVE_ITEM(S5P_SROM_BC3),
};
struct exynos_pm_data {
const struct exynos_wkup_irq *wkup_irq;
unsigned int wake_disable_mask;
@ -343,8 +335,6 @@ static void exynos_pm_prepare(void)
/* Set wake-up mask registers */
exynos_pm_set_wakeup_mask();
s3c_pm_do_save(exynos_core_save, ARRAY_SIZE(exynos_core_save));
exynos_pm_enter_sleep_mode();
/* ensure at least INFORM0 has the resume address */
@ -375,8 +365,6 @@ static void exynos5420_pm_prepare(void)
/* Set wake-up mask registers */
exynos_pm_set_wakeup_mask();
s3c_pm_do_save(exynos_core_save, ARRAY_SIZE(exynos_core_save));
exynos_pmu_spare3 = pmu_raw_readl(S5P_PMU_SPARE3);
/*
* The cpu state needs to be saved and restored so that the
@ -467,8 +455,6 @@ static void exynos_pm_resume(void)
/* For release retention */
exynos_pm_release_retention();
s3c_pm_do_restore_core(exynos_core_save, ARRAY_SIZE(exynos_core_save));
if (cpuid == ARM_CPU_PART_CORTEX_A9)
scu_enable(S5P_VA_SCU);
@ -535,8 +521,6 @@ static void exynos5420_pm_resume(void)
pmu_raw_writel(exynos_pmu_spare3, S5P_PMU_SPARE3);
s3c_pm_do_restore_core(exynos_core_save, ARRAY_SIZE(exynos_core_save));
early_wakeup:
tmp = pmu_raw_readl(EXYNOS5420_SFR_AXI_CGDIS1);

1
arch/arm/plat-samsung/include/plat/map-s5p.h
View File

@ -18,7 +18,6 @@
#define S5P_VA_DMC0 S3C_ADDR(0x02440000)
#define S5P_VA_DMC1 S3C_ADDR(0x02480000)
#define S5P_VA_SROMC S3C_ADDR(0x024C0000)
#define S5P_VA_COREPERI_BASE S3C_ADDR(0x02800000)
#define S5P_VA_COREPERI(x) (S5P_VA_COREPERI_BASE + (x))