[U-Boot] [PATCH 1/2] ARM: MX31: print WRSR to indicate the source of the last reset

[Anatolij Gustschin]

Add output of the WRSR register content while booting so that
we can see the source of the last reset.

Signed-off-by: Anatolij Gustschin <agust at denx.de>
---
 arch/arm/cpu/arm1136/mx31/generic.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/arm/cpu/arm1136/mx31/generic.c b/arch/arm/cpu/arm1136/mx31/generic.c
index 1415d6c..788faed 100644
--- a/arch/arm/cpu/arm1136/mx31/generic.c
+++ b/arch/arm/cpu/arm1136/mx31/generic.c
@@ -93,8 +93,10 @@ void mx31_gpio_mux(unsigned long mode)
 #if defined(CONFIG_DISPLAY_CPUINFO)
 int print_cpuinfo (void)
 {
-	printf("CPU:   Freescale i.MX31 at %d MHz\n",
-		mx31_get_mcu_main_clk() / 1000000);
+	struct wdog_regs *wdog = (struct wdog_regs *)WDOG_BASE;
+
+	printf("CPU:   Freescale i.MX31 at %d MHz (WRSR=0x%04x)\n",
+		mx31_get_mcu_main_clk() / 1000000, wdog->wrsr);
 	return 0;
 }
 #endif
-- 
1.7.1