ep93xx: Convert the watchdog driver into a platform device.

Convert the ep93xx watchdog driver into a platform device and
remove it's dependency on <mach/hardware.h>.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Ryan Mallon <rmallon@gmail.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Reviewed-by: Mika Westerberg <mika.westerberg@iki.fi>
Acked-by: Arnd Bergmann <arnd@arndb.de>

2 files changed, 16 insertions, 0 deletions

diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index c73e299b08a5..3134baf6c7a4 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -889,6 +889,20 @@ void __init ep93xx_register_ac97(void)
         platform_device_register(&ep93xx_pcm_device);
 }
 
+/*************************************************************************
+ * EP93xx Watchdog
+ *************************************************************************/
+static struct resource ep93xx_wdt_resources[] = {
+        DEFINE_RES_MEM(EP93XX_WATCHDOG_PHYS_BASE, 0x08),
+};
+
+static struct platform_device ep93xx_wdt_device = {
+        .name           = "ep93xx-wdt",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(ep93xx_wdt_resources),
+        .resource       = ep93xx_wdt_resources,
+};
+
 void __init ep93xx_init_devices(void)
 {
         /* Disallow access to MaverickCrunch initially */
@@ -904,6 +918,7 @@ void __init ep93xx_init_devices(void)
         platform_device_register(&ep93xx_rtc_device);
         platform_device_register(&ep93xx_ohci_device);
         platform_device_register(&ep93xx_leds);
+        platform_device_register(&ep93xx_wdt_device);
 }
 
 void ep93xx_restart(char mode, const char *cmd)
diff --git a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
index 72b86878e196..f28afcf29fc1 100644
--- a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
+++ b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
@@ -182,6 +182,7 @@
 #define EP93XX_SYSCON_SYSCFG_LCSN1      (1<<0)
 #define EP93XX_SYSCON_SWLOCK            EP93XX_SYSCON_REG(0xc0)
 
+#define EP93XX_WATCHDOG_PHYS_BASE       EP93XX_APB_PHYS(0x00140000)
 #define EP93XX_WATCHDOG_BASE            EP93XX_APB_IOMEM(0x00140000)