ARM: dts: lpc3250-ea3250: add key- prefix for gpio-keys

Add key- prefix to fix below CHECK_DTB warning:
  arch/arm/boot/dts/nxp/lpc/lpc3250-ea3250.dtb: gpio-keys (gpio-keys): 'joy0', ... do not match any of the regexes: '^(button|...)$', 'pinctrl-[0-9]+

Reviewed-by: Vladimir Zapolskiy <vz@mleia.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>

diff --git a/arch/arm/boot/dts/nxp/lpc/lpc3250-ea3250.dts b/arch/arm/boot/dts/nxp/lpc/lpc3250-ea3250.dts
index 63c6f17bb7c9f2795803684cd3604aee7c24634a..837a3cfa8e7c87c36f16c1deaea2ee623e406dba 100644 (file)
--- a/arch/arm/boot/dts/nxp/lpc/lpc3250-ea3250.dts
+++ b/arch/arm/boot/dts/nxp/lpc/lpc3250-ea3250.dts
@@ -27,55 +27,55 @@
                        gpios = <&gpio 4 1 0>; /* GPI_P3 1 */
                };
 
-               key1 {
+               key-1 {
                        label = "KEY1";
                        linux,code = <1>;
                        gpios = <&pca9532 0 0>;
                };
 
-               key2 {
+               key-2 {
                        label = "KEY2";
                        linux,code = <2>;
                        gpios = <&pca9532 1 0>;
                };
 
-               key3 {
+               key-3 {
                        label = "KEY3";
                        linux,code = <3>;
                        gpios = <&pca9532 2 0>;
                };
 
-               key4 {
+               key-4 {
                        label = "KEY4";
                        linux,code = <4>;
                        gpios = <&pca9532 3 0>;
                };
 
-               joy0 {
+               key-joy0 {
                        label = "Joystick Key 0";
                        linux,code = <10>;
                        gpios = <&gpio 2 0 0>; /* P2.0 */
                };
 
-               joy1 {
+               key-joy1 {
                        label = "Joystick Key 1";
                        linux,code = <11>;
                        gpios = <&gpio 2 1 0>; /* P2.1 */
                };
 
-               joy2 {
+               key-joy2 {
                        label = "Joystick Key 2";
                        linux,code = <12>;
                        gpios = <&gpio 2 2 0>; /* P2.2 */
                };
 
-               joy3 {
+               key-joy3 {
                        label = "Joystick Key 3";
                        linux,code = <13>;
                        gpios = <&gpio 2 3 0>; /* P2.3 */
                };
 
-               joy4 {
+               key-joy4 {
                        label = "Joystick Key 4";
                        linux,code = <14>;
                        gpios = <&gpio 2 4 0>; /* P2.4 */