watchdog: imx2_wdt: Convert to use regmap framework's endianness method.

Signed-off-by: Xiubo Li <Li.Xiubo@freescale.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

2 files changed, 2 insertions, 7 deletions

diff --git a/Documentation/devicetree/bindings/watchdog/fsl-imx-wdt.txt b/Documentation/devicetree/bindings/watchdog/fsl-imx-wdt.txt
index e52ba2da868c..8dab6fd024aa 100644
--- a/Documentation/devicetree/bindings/watchdog/fsl-imx-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/fsl-imx-wdt.txt
@@ -7,7 +7,8 @@ Required properties:
 
 Optional property:
 - big-endian: If present the watchdog device's registers are implemented
-  in big endian mode, otherwise in little mode.
+  in big endian mode, otherwise in native mode(same with CPU), for more
+  detail please see: Documentation/devicetree/bindings/regmap/regmap.txt.
 
 Examples:
 
diff --git a/drivers/watchdog/imx2_wdt.c b/drivers/watchdog/imx2_wdt.c
index 68c3d379ffa8..f37bb05e7ec0 100644
--- a/drivers/watchdog/imx2_wdt.c
+++ b/drivers/watchdog/imx2_wdt.c
@@ -191,12 +191,10 @@ static struct regmap_config imx2_wdt_regmap_config = {
 
 static int __init imx2_wdt_probe(struct platform_device *pdev)
 {
-        struct device_node *np = pdev->dev.of_node;
         struct imx2_wdt_device *wdev;
         struct watchdog_device *wdog;
         struct resource *res;
         void __iomem *base;
-        bool big_endian;
         int ret;
         u32 val;
 
@@ -204,10 +202,6 @@ static int __init imx2_wdt_probe(struct platform_device *pdev)
         if (!wdev)
                 return -ENOMEM;
 
-        big_endian = of_property_read_bool(np, "big-endian");
-        if (big_endian)
-                imx2_wdt_regmap_config.val_format_endian = REGMAP_ENDIAN_BIG;
-
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         base = devm_ioremap_resource(&pdev->dev, res);
         if (IS_ERR(base))