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authorMika Westerberg <mika.westerberg@iki.fi>2009-11-29 17:03:03 +0200
committerWim Van Sebroeck <wim@iguana.be>2010-03-06 15:12:17 +0000
commit12926dc4167a9af460476a0df17f055398c8b871 (patch)
tree32f725cb23b6818be287330c5731e3ab090d6b40 /arch/arm/mach-ep93xx
parentc90bf2aa94c08a0f48874f64ebdeb5fe973cf02e (diff)
downloadtalos-op-linux-12926dc4167a9af460476a0df17f055398c8b871.tar.gz
talos-op-linux-12926dc4167a9af460476a0df17f055398c8b871.zip
[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>
Diffstat (limited to 'arch/arm/mach-ep93xx')
-rw-r--r--arch/arm/mach-ep93xx/include/mach/ts72xx.h2
-rw-r--r--arch/arm/mach-ep93xx/ts72xx.c21
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 3bd934e9a7f1..93107d88ff3a 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 259f7822ba52..fac1ec7a60fb 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);
}
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