ARM: dts: imx7d-pico-pi: Extend peripherals support

This adds following peripherals for the imx7d-pico-pi as:

 - LED
 - Touchscreen
 - GPIO

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx7d-pico-pi.dts b/arch/arm/boot/dts/imx7d-pico-pi.dts
index 039c170..70bea95 100644 (file)
--- a/arch/arm/boot/dts/imx7d-pico-pi.dts
+++ b/arch/arm/boot/dts/imx7d-pico-pi.dts
@@ -8,6 +8,17 @@
        model = "TechNexion PICO-IMX7D Board and PI baseboard";
        compatible = "technexion,imx7d-pico-pi", "fsl,imx7d";
 
+       leds {
+               compatible = "gpio-leds";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_gpio_leds>;
+
+               led {
+                       label = "gpio-led";
+                       gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>;
+               };
+       };
+
        sound {
                compatible = "simple-audio-card";
                simple-audio-card,name = "imx7-sgtl5000";
@@ -35,3 +46,48 @@
                VDDIO-supply = <&reg_vref_1v8>;
        };
 };
+
+&i2c4 {
+       polytouch: touchscreen@38 {
+               compatible = "edt,edt-ft5x06";
+               reg = <0x38>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_touchscreen>;
+               interrupt-parent = <&gpio2>;
+               interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+               reset-gpios = <&gpio2 4 GPIO_ACTIVE_LOW>;
+               touchscreen-size-x = <800>;
+               touchscreen-size-y = <480>;
+       };
+};
+
+&iomuxc {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_hog>;
+
+       pinctrl_hog: hoggrp {
+               fsl,pins = <
+                       MX7D_PAD_EPDC_DATA00__GPIO2_IO0         0x14
+                       MX7D_PAD_EPDC_DATA01__GPIO2_IO1         0x14
+                       MX7D_PAD_EPDC_DATA02__GPIO2_IO2         0x14
+                       MX7D_PAD_EPDC_DATA03__GPIO2_IO3         0x14
+                       MX7D_PAD_EPDC_DATA05__GPIO2_IO5         0x14
+                       MX7D_PAD_EPDC_DATA12__GPIO2_IO12        0x14
+                       MX7D_PAD_EPDC_DATA07__GPIO2_IO7         0x14
+               >;
+       };
+
+       pinctrl_gpio_leds: gpioledsgrp {
+               fsl,pins = <
+                       MX7D_PAD_EPDC_DATA06__GPIO2_IO6         0x14
+               >;
+       };
+
+       pinctrl_touchscreen: touchscreengrp {
+               fsl,pins = <
+                       MX7D_PAD_EPDC_DATA04__GPIO2_IO4         0x14
+                       MX7D_PAD_EPDC_DATA13__GPIO2_IO13        0x14
+               >;
+       };
+
+};