[U-Boot] [PATCH] ARM: imx6 Add WDOG3 for i.MX6SX

[Peng Fan]

There are three wdogs for i.MX 6SoloX. Add wdog3 support
in function imx_set_wdog_powerdown.

Signed-off-by: Peng Fan <Peng.Fan at freescale.com>
---
 arch/arm/cpu/armv7/mx6/soc.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index e599a12..e0bc9a9 100644
--- a/arch/arm/cpu/armv7/mx6/soc.c
+++ b/arch/arm/cpu/armv7/mx6/soc.c
@@ -230,6 +230,11 @@ static void imx_set_wdog_powerdown(bool enable)
 	struct wdog_regs *wdog1 = (struct wdog_regs *)WDOG1_BASE_ADDR;
 	struct wdog_regs *wdog2 = (struct wdog_regs *)WDOG2_BASE_ADDR;
 
+#ifdef CONFIG_MX6SX
+	struct wdog_regs *wdog3 = (struct wdog_regs *)WDOG3_BASE_ADDR;
+	writew(enable, &wdog3->wmcr);
+#endif
+
 	/* Write to the PDE (Power Down Enable) bit */
 	writew(enable, &wdog1->wmcr);
 	writew(enable, &wdog2->wmcr);
-- 
1.8.4