ARM: S3C64XX: Add S3C64XX RTC platform driver

Add S3C64XX RTC platform driver

Signed-off-by: Maurus Cuelenaere <mcuelenaere@gmail.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

3 files changed, 45 insertions, 0 deletions

diff --git a/arch/arm/mach-s3c6400/include/mach/map.h b/arch/arm/mach-s3c6400/include/mach/map.h
index d4cd3abe3cba..0552716d6bb2 100644
--- a/arch/arm/mach-s3c6400/include/mach/map.h
+++ b/arch/arm/mach-s3c6400/include/mach/map.h
@@ -42,6 +42,7 @@
 #define S3C64XX_PA_FB           (0x77100000)
 #define S3C64XX_PA_USB_HSOTG    (0x7C000000)
 #define S3C64XX_PA_WATCHDOG     (0x7E004000)
+#define S3C64XX_PA_RTC          (0x7E005000)
 #define S3C64XX_PA_SYSCON       (0x7E00F000)
 #define S3C64XX_PA_AC97         (0x7F001000)
 #define S3C64XX_PA_IIS0         (0x7F002000)
diff --git a/arch/arm/plat-s3c64xx/Makefile b/arch/arm/plat-s3c64xx/Makefile
index b85b4359e935..e66dbd7ce9d6 100644
--- a/arch/arm/plat-s3c64xx/Makefile
+++ b/arch/arm/plat-s3c64xx/Makefile
@@ -13,6 +13,7 @@ obj-				:=
 # Core files
 
 obj-y                           += dev-uart.o
+obj-y                           += dev-rtc.o
 obj-y                           += cpu.o
 obj-y                           += irq.o
 obj-y                           += irq-eint.o
diff --git a/arch/arm/plat-s3c64xx/dev-rtc.c b/arch/arm/plat-s3c64xx/dev-rtc.c
new file mode 100644
index 000000000000..b9e7a05f0129
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/dev-rtc.c
@@ -0,0 +1,43 @@
+/* linux/arch/arm/plat-s3c64xx/dev-rtc.c
+ *
+ * Copyright 2009 by Maurus Cuelenaere <mcuelenaere@gmail.com>
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+
+#include <plat/devs.h>
+
+static struct resource s3c_rtc_resource[] = {
+        [0] = {
+                .start = S3C64XX_PA_RTC,
+                .end   = S3C64XX_PA_RTC + 0xff,
+                .flags = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start = IRQ_RTC_ALARM,
+                .end   = IRQ_RTC_ALARM,
+                .flags = IORESOURCE_IRQ,
+        },
+        [2] = {
+                .start = IRQ_RTC_TIC,
+                .end   = IRQ_RTC_TIC,
+                .flags = IORESOURCE_IRQ
+        }
+};
+
+struct platform_device s3c_device_rtc = {
+        .name             = "s3c64xx-rtc",
+        .id               = -1,
+        .num_resources    = ARRAY_SIZE(s3c_rtc_resource),
+        .resource         = s3c_rtc_resource,
+};
+EXPORT_SYMBOL(s3c_device_rtc);