ARM: imx6 Add WDOG3 for i.MX6SX

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

Signed-off-by: Peng Fan <Peng.Fan@freescale.com>

diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index df4e824355b5dced3257fab1aead7bb86727162a..ef029722b455d7c12012de2d6178d7a58e146dd6 100644 (file)
--- 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);