ARM: S5PV310: Add support RTC
This patch adds support RTC for S5PV310 and S5PC210.
Signed-off-by: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Jemings Ko <jemings@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e4b74fb..83b4b08 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -733,6 +733,7 @@
select GENERIC_GPIO
select HAVE_CLK
select GENERIC_CLOCKEVENTS
+ select HAVE_S3C_RTC
help
Samsung S5PV310 series based systems
diff --git a/arch/arm/mach-s5pv310/Kconfig b/arch/arm/mach-s5pv310/Kconfig
index 9ac29fe..4de5d72 100644
--- a/arch/arm/mach-s5pv310/Kconfig
+++ b/arch/arm/mach-s5pv310/Kconfig
@@ -33,6 +33,7 @@
bool "SMDKC210"
select CPU_S5PV310
select ARCH_SPARSEMEM_ENABLE
+ select S3C_DEV_RTC
help
Machine support for Samsung SMDKC210
S5PC210(MCP) is one of package option of S5PV310
@@ -53,6 +54,7 @@
bool "SMDKV310"
select CPU_S5PV310
select ARCH_SPARSEMEM_ENABLE
+ select S3C_DEV_RTC
help
Machine support for Samsung SMDKV310
diff --git a/arch/arm/mach-s5pv310/clock.c b/arch/arm/mach-s5pv310/clock.c
index 32146db..58c9d33 100644
--- a/arch/arm/mach-s5pv310/clock.c
+++ b/arch/arm/mach-s5pv310/clock.c
@@ -472,6 +472,11 @@
.enable = s5pv310_clk_ip_peril_ctrl,
.ctrlbit = (1 << 15),
}, {
+ .name = "rtc",
+ .id = -1,
+ .enable = s5pv310_clk_ip_perir_ctrl,
+ .ctrlbit = (1 << 15),
+ }, {
.name = "watchdog",
.id = -1,
.enable = s5pv310_clk_ip_perir_ctrl,
diff --git a/arch/arm/mach-s5pv310/include/mach/irqs.h b/arch/arm/mach-s5pv310/include/mach/irqs.h
index 7b4b09f..e81332f 100644
--- a/arch/arm/mach-s5pv310/include/mach/irqs.h
+++ b/arch/arm/mach-s5pv310/include/mach/irqs.h
@@ -60,6 +60,9 @@
#define IRQ_TIMER3_VIC COMBINER_IRQ(22, 3)
#define IRQ_TIMER4_VIC COMBINER_IRQ(22, 4)
+#define IRQ_RTC_ALARM COMBINER_IRQ(23, 0)
+#define IRQ_RTC_TIC COMBINER_IRQ(23, 1)
+
#define IRQ_UART0 COMBINER_IRQ(26, 0)
#define IRQ_UART1 COMBINER_IRQ(26, 1)
#define IRQ_UART2 COMBINER_IRQ(26, 2)
diff --git a/arch/arm/mach-s5pv310/include/mach/map.h b/arch/arm/mach-s5pv310/include/mach/map.h
index aff6d23..7523653 100644
--- a/arch/arm/mach-s5pv310/include/mach/map.h
+++ b/arch/arm/mach-s5pv310/include/mach/map.h
@@ -40,6 +40,7 @@
#define S5PV310_PA_CMU (0x10030000)
#define S5PV310_PA_WATCHDOG (0x10060000)
+#define S5PV310_PA_RTC (0x10070000)
#define S5PV310_PA_COMBINER (0x10448000)
@@ -81,6 +82,7 @@
#define S3C_PA_HSMMC2 S5PV310_PA_HSMMC(2)
#define S3C_PA_HSMMC3 S5PV310_PA_HSMMC(3)
#define S3C_PA_IIC S5PV310_PA_IIC0
+#define S3C_PA_RTC S5PV310_PA_RTC
#define S3C_PA_WDT S5PV310_PA_WATCHDOG
#endif /* __ASM_ARCH_MAP_H */
diff --git a/arch/arm/mach-s5pv310/mach-smdkc210.c b/arch/arm/mach-s5pv310/mach-smdkc210.c
index 656de01..9464084 100644
--- a/arch/arm/mach-s5pv310/mach-smdkc210.c
+++ b/arch/arm/mach-s5pv310/mach-smdkc210.c
@@ -17,6 +17,7 @@
#include <plat/regs-serial.h>
#include <plat/s5pv310.h>
#include <plat/cpu.h>
+#include <plat/devs.h>
#include <mach/map.h>
@@ -65,6 +66,10 @@
},
};
+static struct platform_device *smdkc210_devices[] __initdata = {
+ &s3c_device_rtc,
+};
+
static void __init smdkc210_map_io(void)
{
s5p_init_io(NULL, 0, S5P_VA_CHIPID);
@@ -77,6 +82,8 @@
#ifdef CONFIG_CACHE_L2X0
l2x0_init(S5P_VA_L2CC, 1 << 28, 0xffffffff);
#endif
+
+ platform_add_devices(smdkc210_devices, ARRAY_SIZE(smdkc210_devices));
}
MACHINE_START(SMDKC210, "SMDKC210")
diff --git a/arch/arm/mach-s5pv310/mach-smdkv310.c b/arch/arm/mach-s5pv310/mach-smdkv310.c
index 0d6ab77..06062c8 100644
--- a/arch/arm/mach-s5pv310/mach-smdkv310.c
+++ b/arch/arm/mach-s5pv310/mach-smdkv310.c
@@ -17,6 +17,7 @@
#include <plat/regs-serial.h>
#include <plat/s5pv310.h>
#include <plat/cpu.h>
+#include <plat/devs.h>
#include <mach/map.h>
@@ -65,6 +66,10 @@
},
};
+static struct platform_device *smdkv310_devices[] __initdata = {
+ &s3c_device_rtc,
+};
+
static void __init smdkv310_map_io(void)
{
s5p_init_io(NULL, 0, S5P_VA_CHIPID);
@@ -77,6 +82,8 @@
#ifdef CONFIG_CACHE_L2X0
l2x0_init(S5P_VA_L2CC, 1 << 28, 0xffffffff);
#endif
+
+ platform_add_devices(smdkv310_devices, ARRAY_SIZE(smdkv310_devices));
}
MACHINE_START(SMDKV310, "SMDKV310")