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authorFabio Estevam <fabio.estevam@freescale.com>2014-03-12 14:19:24 +0100
committerShawn Guo <shawn.guo@freescale.com>2014-05-16 17:01:43 +0200
commit9223dd87380322b4af467410170750cf682ffd89 (patch)
tree05faf84e8953be2b17dfc487ce30fa6b3ba182b2 /arch/arm/boot/dts
parentARM: dts: imx25-pdk: Add audio support (diff)
downloadlinux-9223dd87380322b4af467410170750cf682ffd89.tar.xz
linux-9223dd87380322b4af467410170750cf682ffd89.zip
ARM: dts: imx25-pdk: Add keypad support
Tested with evtest. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
Diffstat (limited to 'arch/arm/boot/dts')
-rw-r--r--arch/arm/boot/dts/imx25-pdk.dts39
-rw-r--r--arch/arm/boot/dts/imx25.dtsi3
2 files changed, 41 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/imx25-pdk.dts b/arch/arm/boot/dts/imx25-pdk.dts
index 71743a3f7d76..34de5e34814c 100644
--- a/arch/arm/boot/dts/imx25-pdk.dts
+++ b/arch/arm/boot/dts/imx25-pdk.dts
@@ -10,6 +10,7 @@
*/
/dts-v1/;
+#include <dt-bindings/input/input.h>
#include "imx25.dtsi"
/ {
@@ -153,6 +154,20 @@
>;
};
+ pinctrl_kpp: kppgrp {
+ fsl,pins = <
+ MX25_PAD_KPP_ROW0__KPP_ROW0 0x80000000
+ MX25_PAD_KPP_ROW1__KPP_ROW1 0x80000000
+ MX25_PAD_KPP_ROW2__KPP_ROW2 0x80000000
+ MX25_PAD_KPP_ROW3__KPP_ROW3 0x80000000
+ MX25_PAD_KPP_COL0__KPP_COL0 0x80000000
+ MX25_PAD_KPP_COL1__KPP_COL1 0x80000000
+ MX25_PAD_KPP_COL2__KPP_COL2 0x80000000
+ MX25_PAD_KPP_COL3__KPP_COL3 0x80000000
+ >;
+ };
+
+
pinctrl_uart1: uart1grp {
fsl,pins = <
MX25_PAD_UART1_RTS__UART1_RTS 0xe0
@@ -169,6 +184,30 @@
status = "okay";
};
+&kpp {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_kpp>;
+ linux,keymap = <
+ MATRIX_KEY(0x0, 0x0, KEY_UP)
+ MATRIX_KEY(0x0, 0x1, KEY_DOWN)
+ MATRIX_KEY(0x0, 0x2, KEY_VOLUMEDOWN)
+ MATRIX_KEY(0x0, 0x3, KEY_HOME)
+ MATRIX_KEY(0x1, 0x0, KEY_RIGHT)
+ MATRIX_KEY(0x1, 0x1, KEY_LEFT)
+ MATRIX_KEY(0x1, 0x2, KEY_ENTER)
+ MATRIX_KEY(0x1, 0x3, KEY_VOLUMEUP)
+ MATRIX_KEY(0x2, 0x0, KEY_F6)
+ MATRIX_KEY(0x2, 0x1, KEY_F8)
+ MATRIX_KEY(0x2, 0x2, KEY_F9)
+ MATRIX_KEY(0x2, 0x3, KEY_F10)
+ MATRIX_KEY(0x3, 0x0, KEY_F1)
+ MATRIX_KEY(0x3, 0x1, KEY_F2)
+ MATRIX_KEY(0x3, 0x2, KEY_F3)
+ MATRIX_KEY(0x3, 0x2, KEY_POWER)
+ >;
+ status = "okay";
+};
+
&ssi1 {
codec-handle = <&codec>;
fsl,mode = "i2s-slave";
diff --git a/arch/arm/boot/dts/imx25.dtsi b/arch/arm/boot/dts/imx25.dtsi
index 9c092571d482..563e168c88a0 100644
--- a/arch/arm/boot/dts/imx25.dtsi
+++ b/arch/arm/boot/dts/imx25.dtsi
@@ -166,9 +166,10 @@
status = "disabled";
};
- kpp@43fa8000 {
+ kpp: kpp@43fa8000 {
#address-cells = <1>;
#size-cells = <0>;
+ compatible = "fsl,imx25-kpp", "fsl,imx21-kpp";
reg = <0x43fa8000 0x4000>;
clocks = <&clks 102>;
clock-names = "";