ARM: dts: logicpd-som-lv: Enable Touchscreen controller

[uclinux-h8/linux.git] / arch / arm / boot / dts / logicpd-som-lv.dtsi

diff --git a/arch/arm/boot/dts/logicpd-som-lv.dtsi b/arch/arm/boot/dts/logicpd-som-lv.dtsi
index b47cac2..5957943 100644 (file)
--- a/arch/arm/boot/dts/logicpd-som-lv.dtsi
+++ b/arch/arm/boot/dts/logicpd-som-lv.dtsi
@@ -91,6 +91,25 @@
        pinctrl-names = "default";
        pinctrl-0 = <&i2c2_pins>;
        clock-frequency = <400000>;
+
+       touchscreen: tsc2004@48 {
+               compatible = "ti,tsc2004";
+               reg = <0x48>;
+               vio-supply = <&vaux1>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&tsc2004_pins>;
+               interrupts-extended = <&gpio5 25 IRQ_TYPE_EDGE_RISING>; /* gpio 153 */
+
+               touchscreen-fuzz-x = <4>;
+               touchscreen-fuzz-y = <7>;
+               touchscreen-fuzz-pressure = <2>;
+               touchscreen-size-x = <4096>;
+               touchscreen-size-y = <4096>;
+               touchscreen-max-pressure = <2048>;
+
+               ti,x-plate-ohms = <280>;
+               ti,esd-recovery-timeout-ms = <8000>;
+       };
 };
 
 &i2c3 {
@@ -201,6 +220,12 @@
                        OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT | MUX_MODE0)        /* i2c1_sda.i2c1_sda */
                >;
        };
+
+       tsc2004_pins: pinmux_tsc2004_pins {
+               pinctrl-single,pins = <
+                       OMAP3_CORE1_IOPAD(0x2186, PIN_INPUT | MUX_MODE4)        /* mcbsp4_dr.gpio_153 */
+               >;
+       };
 };
 
 &omap3_pmx_wkup {