[WATCHDOG] ep93xx: added platform side support for TS-72xx WDT driver

Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

2 files changed, 23 insertions, 0 deletions

diff --git a/arch/arm/mach-ep93xx/include/mach/ts72xx.h b/arch/arm/mach-ep93xx/include/mach/ts72xx.h
index 3bd934e9a7f..93107d88ff3 100644
--- a/arch/arm/mach-ep93xx/include/mach/ts72xx.h
+++ b/arch/arm/mach-ep93xx/include/mach/ts72xx.h
@@ -65,6 +65,8 @@
 #define TS72XX_RTC_DATA_PHYS_BASE       0x11700000
 #define TS72XX_RTC_DATA_SIZE            0x00001000
 
+#define TS72XX_WDT_CONTROL_PHYS_BASE    0x23800000
+#define TS72XX_WDT_FEED_PHYS_BASE       0x23c00000
 
 #ifndef __ASSEMBLY__
 
diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c
index 259f7822ba5..fac1ec7a60f 100644
--- a/arch/arm/mach-ep93xx/ts72xx.c
+++ b/arch/arm/mach-ep93xx/ts72xx.c
@@ -166,6 +166,26 @@ static struct platform_device ts72xx_rtc_device = {
         .num_resources  = 0,
 };
 
+static struct resource ts72xx_wdt_resources[] = {
+        {
+                .start  = TS72XX_WDT_CONTROL_PHYS_BASE,
+                .end    = TS72XX_WDT_CONTROL_PHYS_BASE + SZ_4K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        {
+                .start  = TS72XX_WDT_FEED_PHYS_BASE,
+                .end    = TS72XX_WDT_FEED_PHYS_BASE + SZ_4K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+};
+
+static struct platform_device ts72xx_wdt_device = {
+        .name           = "ts72xx-wdt",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(ts72xx_wdt_resources),
+        .resource       = ts72xx_wdt_resources,
+};
+
 static struct ep93xx_eth_data ts72xx_eth_data = {
         .phy_id         = 1,
 };
@@ -175,6 +195,7 @@ static void __init ts72xx_init_machine(void)
         ep93xx_init_devices();
         ts72xx_register_flash();
         platform_device_register(&ts72xx_rtc_device);
+        platform_device_register(&ts72xx_wdt_device);
 
         ep93xx_register_eth(&ts72xx_eth_data, 1);
 }