[U-Boot] [PATCH v2 1/2] MX31: mx31pdk: Add watchdog support
Fabio Estevam
festevam at gmail.com
Sun Apr 10 20:17:50 CEST 2011
Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
---
Changes since v1:
- define BOARD_LATE_INIT in /mx31pdk.h
board/freescale/mx31pdk/mx31pdk.c | 16 ++++++++++++++++
include/configs/mx31pdk.h | 3 +++
2 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/board/freescale/mx31pdk/mx31pdk.c b/board/freescale/mx31pdk/mx31pdk.c
index 3f291fc..4ef548f 100644
--- a/board/freescale/mx31pdk/mx31pdk.c
+++ b/board/freescale/mx31pdk/mx31pdk.c
@@ -28,9 +28,17 @@
#include <netdev.h>
#include <asm/arch/clock.h>
#include <asm/arch/imx-regs.h>
+#include <watchdog.h>
DECLARE_GLOBAL_DATA_PTR;
+#ifdef CONFIG_HW_WATCHDOG
+void hw_watchdog_reset(void)
+{
+ mxc_hw_watchdog_reset();
+}
+#endif
+
int dram_init(void)
{
/* dram_init must store complete ramsize in gd->ram_size */
@@ -68,6 +76,14 @@ int board_init(void)
return 0;
}
+int board_late_init(void)
+{
+#ifdef CONFIG_HW_WATCHDOG
+ mxc_hw_watchdog_enable();
+#endif
+ return 0;
+}
+
int checkboard(void)
{
printf("Board: i.MX31 MAX PDK (3DS)\n");
diff --git a/include/configs/mx31pdk.h b/include/configs/mx31pdk.h
index d4c6d16..f5d3ee7 100644
--- a/include/configs/mx31pdk.h
+++ b/include/configs/mx31pdk.h
@@ -61,6 +61,7 @@
#define CONFIG_MXC_UART 1
#define CONFIG_SYS_MX31_UART1 1
+#define CONFIG_HW_WATCHDOG
#define CONFIG_HARD_SPI 1
#define CONFIG_MXC_SPI 1
@@ -98,6 +99,8 @@
*/
#undef CONFIG_CMD_IMLS
+#define BOARD_LATE_INIT
+
#define CONFIG_BOOTDELAY 3
#define CONFIG_EXTRA_ENV_SETTINGS \
--
1.6.0.4
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