mx27: 16-bit wide watchdog registers
Make the watchdog registers 16-bit wide, as they are according to TRM.
Signed-off-by: Leonid Iziumtsev <leonid.iziumtsev@se.atlascopco.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
diff --git a/arch/arm/cpu/arm926ejs/mx27/reset.c b/arch/arm/cpu/arm926ejs/mx27/reset.c
index f7b4a1c..e764986 100644
--- a/arch/arm/cpu/arm926ejs/mx27/reset.c
+++ b/arch/arm/cpu/arm926ejs/mx27/reset.c
@@ -27,14 +27,14 @@
{
struct wdog_regs *regs = (struct wdog_regs *)IMX_WDT_BASE;
/* Disable watchdog and set Time-Out field to 0 */
- writel(0x00000000, ®s->wcr);
+ writew(0x0000, ®s->wcr);
/* Write Service Sequence */
- writel(0x00005555, ®s->wsr);
- writel(0x0000AAAA, ®s->wsr);
+ writew(0x5555, ®s->wsr);
+ writew(0xAAAA, ®s->wsr);
/* Enable watchdog */
- writel(WCR_WDE, ®s->wcr);
+ writew(WCR_WDE, ®s->wcr);
while (1);
/*NOTREACHED*/
diff --git a/arch/arm/include/asm/arch-mx27/imx-regs.h b/arch/arm/include/asm/arch-mx27/imx-regs.h
index baf1d29..40b76d2 100644
--- a/arch/arm/include/asm/arch-mx27/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx27/imx-regs.h
@@ -106,9 +106,9 @@
/* Watchdog Registers*/
struct wdog_regs {
- u32 wcr;
- u32 wsr;
- u32 wstr;
+ u16 wcr;
+ u16 wsr;
+ u16 wstr;
};
/* PLL registers */