@@ -57,6 +57,76 @@
};
};
+ gpio-keys {
+ #size-cells = <0>;
+ compatible = "gpio-keys";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_keys_pdk2>;
+
+ button-0 {
+ label = "TA1-GPIO-A";
+ linux,code = <KEY_A>;
+ gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
+ wakeup-source;
+ };
+
+ button-1 {
+ label = "TA2-GPIO-B";
+ linux,code = <KEY_B>;
+ gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
+ wakeup-source;
+ };
+
+ button-2 {
+ label = "TA3-GPIO-C";
+ linux,code = <KEY_C>;
+ gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
+ wakeup-source;
+ };
+
+ button-3 {
+ label = "TA4-GPIO-D";
+ linux,code = <KEY_D>;
+ gpios = <&gpio6 3 GPIO_ACTIVE_LOW>;
+ wakeup-source;
+ };
+ };
+
+ led {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_leds_pdk2>;
+
+ /*
+ * Disable led5, because GPIO E is
+ * already used as touch interrupt.
+ */
+ led-0 {
+ label = "green:led5";
+ gpios = <&gpio4 5 GPIO_ACTIVE_HIGH>; /* GPIO E */
+ default-state = "off";
+ status = "disabled";
+ };
+
+ led-1 {
+ label = "green:led6";
+ gpios = <&gpio4 20 GPIO_ACTIVE_HIGH>; /* GPIO F */
+ default-state = "off";
+ };
+
+ led-2 {
+ label = "green:led7";
+ gpios = <&gpio4 7 GPIO_ACTIVE_HIGH>; /* GPIO H */
+ default-state = "off";
+ };
+
+ led-3 {
+ label = "green:led8";
+ gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>; /* GPIO I */
+ default-state = "off";
+ };
+ };
+
panel {
compatible = "edt,etm0700g0edh6";
ddc-i2c-bus = <&i2c2>;
@@ -237,6 +307,24 @@
MX6QDL_PAD_NANDF_CS1__GPIO6_IO14 0x120b0
>;
};
+
+ pinctrl_keys_pdk2: keys-pdk2-grp {
+ fsl,pins = <
+ MX6QDL_PAD_GPIO_2__GPIO1_IO02 0x120b0 /* TA1 */
+ MX6QDL_PAD_GPIO_4__GPIO1_IO04 0x120b0 /* TA2 */
+ MX6QDL_PAD_GPIO_5__GPIO1_IO05 0x120b0 /* TA3 */
+ MX6QDL_PAD_CSI0_DAT17__GPIO6_IO03 0x120b0 /* TA4 */
+ >;
+ };
+
+ pinctrl_leds_pdk2: leds-pdk2-grp {
+ fsl,pins = <
+ MX6QDL_PAD_DI0_PIN4__GPIO4_IO20 0x120b0 /* led6 */
+ MX6QDL_PAD_KEY_ROW0__GPIO4_IO07 0x120b0 /* led7 */
+ MX6QDL_PAD_KEY_COL1__GPIO4_IO08 0x120b0 /* led8 */
+ >;
+ };
+
};
&ipu1_di0_disp0 {
On the PDK2 there are 4 keys and 4 leds. DHCOM GPIOs are used for that, but one led isn't useable, because the GPIO is already use as touch interrupt. Signed-off-by: Christoph Niedermaier <cniedermaier@dh-electronics.com> Cc: Shawn Guo <shawnguo@kernel.org> Cc: Fabio Estevam <festevam@gmail.com> Cc: Marek Vasut <marex@denx.de> Cc: NXP Linux Team <linux-imx@nxp.com> Cc: kernel@dh-electronics.com To: linux-arm-kernel@lists.infradead.org --- arch/arm/boot/dts/imx6q-dhcom-pdk2.dts | 88 ++++++++++++++++++++++++++++++++++ 1 file changed, 88 insertions(+)