From: Pankaj Dubey <pankaj.dubey@xxxxxxxxxxx>
This patch add basic arch side support for exynos5260 SoC.
Signed-off-by: Pankaj Dubey <pankaj.dubey@xxxxxxxxxxx>
Signed-off-by: Arun Kumar K <arun.kk@xxxxxxxxxxx>
---
arch/arm/mach-exynos/Kconfig | 9 +++++++++
arch/arm/mach-exynos/common.c | 19 ++++++++++++++++++-
arch/arm/mach-exynos/cpuidle.c | 2 +-
arch/arm/mach-exynos/include/mach/map.h | 1 +
arch/arm/mach-exynos/include/mach/regs-pmu.h | 4 ++++
arch/arm/mach-exynos/mach-exynos5-dt.c | 1 +
arch/arm/plat-samsung/include/plat/cpu.h | 8 ++++++++
arch/arm/plat-samsung/include/plat/map-s5p.h | 1 +
8 files changed, 43 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index f9d67a0..dcae2ec 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -93,6 +93,15 @@ config SOC_EXYNOS5250
help
Enable EXYNOS5250 SoC support
+config SOC_EXYNOS5260
+ bool "SAMSUNG EXYNOS5260"
+ default y
+ depends on ARCH_EXYNOS5
+ select AUTO_ZRELADDR
+ select SAMSUNG_DMADEV
+ help
+ Enable EXYNOS5260 SoC support
+
config SOC_EXYNOS5420
bool "SAMSUNG EXYNOS5420"
default y
diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
index 61d2906..5eb77d1 100644
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -52,6 +52,7 @@ static const char name_exynos4210[] = "EXYNOS4210";
static const char name_exynos4212[] = "EXYNOS4212";
static const char name_exynos4412[] = "EXYNOS4412";
static const char name_exynos5250[] = "EXYNOS5250";
+static const char name_exynos5260[] = "EXYNOS5260";
static const char name_exynos5420[] = "EXYNOS5420";
static const char name_exynos5440[] = "EXYNOS5440";
@@ -85,6 +86,12 @@ static struct cpu_table cpu_ids[] __initdata = {
.init = exynos_init,
.name = name_exynos5250,
}, {
+ .idcode = EXYNOS5260_SOC_ID,
+ .idmask = EXYNOS5_SOC_MASK,
+ .map_io = exynos5_map_io,
+ .init = exynos_init,
+ .name = name_exynos5260,
+ }, {
.idcode = EXYNOS5420_SOC_ID,
.idmask = EXYNOS5_SOC_MASK,
.map_io = exynos5_map_io,
@@ -263,6 +270,15 @@ static struct map_desc exynos5_iodesc[] __initdata = {
},
};
+static struct map_desc exynos5260_iodesc[] __initdata = {
+ {
+ .virtual = (unsigned long)S5P_VA_SYSRAM_NS,
+ .pfn = __phys_to_pfn(EXYNOS5260_PA_SYSRAM_NS),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
+ },
+};
+
void exynos4_restart(enum reboot_mode mode, const char *cmd)
{
__raw_writel(0x1, S5P_SWRESET);
@@ -371,7 +387,8 @@ static void __init exynos4_map_io(void)
static void __init exynos5_map_io(void)
{
iotable_init(exynos5_iodesc, ARRAY_SIZE(exynos5_iodesc));
-
+ if (soc_is_exynos5260())
+ iotable_init(exynos5260_iodesc, ARRAY_SIZE(exynos5260_iodesc));
if (soc_is_exynos5250())
iotable_init(exynos5250_iodesc, ARRAY_SIZE(exynos5250_iodesc));
}
diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c
index ddbfe87..405c11a 100644
--- a/arch/arm/mach-exynos/cpuidle.c
+++ b/arch/arm/mach-exynos/cpuidle.c
@@ -120,7 +120,7 @@ static int exynos4_enter_core0_aftr(struct cpuidle_device *dev,
cpu_suspend(0, idle_finisher);
#ifdef CONFIG_SMP
- if (!soc_is_exynos5250())
+ if (!soc_is_exynos5250() || soc_is_exynos5260())
scu_enable(S5P_VA_SCU);
#endif
cpu_pm_exit();
diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h
index 7b046b5..bd6fa02 100644
--- a/arch/arm/mach-exynos/include/mach/map.h
+++ b/arch/arm/mach-exynos/include/mach/map.h
@@ -29,6 +29,7 @@
#define EXYNOS4210_PA_SYSRAM_NS 0x0203F000
#define EXYNOS4x12_PA_SYSRAM_NS 0x0204F000
#define EXYNOS5250_PA_SYSRAM_NS 0x0204F000
+#define EXYNOS5260_PA_SYSRAM_NS 0x02073000
#define EXYNOS_PA_CHIPID 0x10000000
diff --git a/arch/arm/mach-exynos/include/mach/regs-pmu.h b/arch/arm/mach-exynos/include/mach/regs-pmu.h
index 2cdb63e..09ae29a 100644
--- a/arch/arm/mach-exynos/include/mach/regs-pmu.h
+++ b/arch/arm/mach-exynos/include/mach/regs-pmu.h
@@ -234,6 +234,10 @@
#define EXYNOS5_SYS_WDTRESET (1 << 20)
+#define EXYNOS5260_A7_WDTRST (1 << 24)
+#define EXYNOS5260_A15_WDTRST (1 << 23)
+#define EXYNOS5260_SYS_WDTRESET (EXYNOS5260_A7_WDTRST || EXYNOS5260_A15_WDTRST)
+
#define EXYNOS5_ARM_CORE0_SYS_PWR_REG S5P_PMUREG(0x1000)
#define EXYNOS5_DIS_IRQ_ARM_CORE0_LOCAL_SYS_PWR_REG S5P_PMUREG(0x1004)
#define EXYNOS5_DIS_IRQ_ARM_CORE0_CENTRAL_SYS_PWR_REG S5P_PMUREG(0x1008)
diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c
index 1fe075a..d23cdc3 100644
--- a/arch/arm/mach-exynos/mach-exynos5-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos5-dt.c
@@ -50,6 +50,7 @@ static void __init exynos5_dt_machine_init(void)
static char const *exynos5_dt_compat[] __initdata = {
"samsung,exynos5250",
+ "samsung,exynos5260",
"samsung,exynos5420",
"samsung,exynos5440",
NULL
diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h
index 335beb3..60687aa 100644
--- a/arch/arm/plat-samsung/include/plat/cpu.h
+++ b/arch/arm/plat-samsung/include/plat/cpu.h
@@ -46,6 +46,7 @@ extern unsigned long samsung_cpu_id;
#define EXYNOS4_CPU_MASK 0xFFFE0000
#define EXYNOS5250_SOC_ID 0x43520000
+#define EXYNOS5260_SOC_ID 0xE5260000
#define EXYNOS5420_SOC_ID 0xE5420000
#define EXYNOS5440_SOC_ID 0xE5440000
#define EXYNOS5_SOC_MASK 0xFFFFF000
@@ -68,6 +69,7 @@ IS_SAMSUNG_CPU(exynos4210, EXYNOS4210_CPU_ID, EXYNOS4_CPU_MASK)
IS_SAMSUNG_CPU(exynos4212, EXYNOS4212_CPU_ID, EXYNOS4_CPU_MASK)
IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS4_CPU_MASK)
IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK)
+IS_SAMSUNG_CPU(exynos5260, EXYNOS5260_SOC_ID, EXYNOS5_SOC_MASK)
IS_SAMSUNG_CPU(exynos5420, EXYNOS5420_SOC_ID, EXYNOS5_SOC_MASK)
IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK)
@@ -148,6 +150,12 @@ IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK)
# define soc_is_exynos5250() 0
#endif
+#if defined(CONFIG_SOC_EXYNOS5260)
+# define soc_is_exynos5260() is_samsung_exynos5260()
+#else
+# define soc_is_exynos5260() 0
+#endif
+
#if defined(CONFIG_SOC_EXYNOS5420)
# define soc_is_exynos5420() is_samsung_exynos5420()
#else
diff --git a/arch/arm/plat-samsung/include/plat/map-s5p.h b/arch/arm/plat-samsung/include/plat/map-s5p.h
index c186786..804597c 100644
--- a/arch/arm/plat-samsung/include/plat/map-s5p.h
+++ b/arch/arm/plat-samsung/include/plat/map-s5p.h
@@ -23,6 +23,7 @@
#define S5P_VA_SYSRAM S3C_ADDR(0x02400000)
#define S5P_VA_SYSRAM_NS S3C_ADDR(0x02410000)
+
#define S5P_VA_DMC0 S3C_ADDR(0x02440000)
#define S5P_VA_DMC1 S3C_ADDR(0x02480000)
#define S5P_VA_SROMC S3C_ADDR(0x024C0000)
--
1.7.9.5
--
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