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>

diff --git a/arch/arm/mach-s3c6400/include/mach/map.h b/arch/arm/mach-s3c6400/include/mach/map.h
index d4cd3ab..0552716 100644 (file)
--- 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 b85b435..e66dbd7 100644 (file)
--- 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 (file)
index 0000000..b9e7a05
--- /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);