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-rw-r--r--arch/arm/mach-imx/system.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/system.c b/arch/arm/mach-imx/system.c
index 80c177c36c5..e6edcd38b28 100644
--- a/arch/arm/mach-imx/system.c
+++ b/arch/arm/mach-imx/system.c
@@ -42,6 +42,9 @@ void mxc_restart(enum reboot_mode mode, const char *cmd)
{
unsigned int wcr_enable;
+ if (cpu_is_imx6q() || cpu_is_imx6dl())
+ imx_src_prepare_restart();
+
if (wdog_clk)
clk_enable(wdog_clk);
@@ -52,6 +55,8 @@ void mxc_restart(enum reboot_mode mode, const char *cmd)
/* Assert SRS signal */
__raw_writew(wcr_enable, wdog_base);
+ /* write twice to ensure the request will not get ignored */
+ __raw_writew(wcr_enable, wdog_base);
/* wait for reset to assert... */
mdelay(500);