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ARM: dts: imx7d-sdb: Add support for touchscreen

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Add support for tsc2046 touchscreen.

Signed-off-by: Diego Dorta <diego.dorta@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Diego Dorta 2016-06-22 16:37:09 -03:00 committed by Shawn Guo
parent 419690556f
commit d09e6beafa
1 changed files with 41 additions and 0 deletions
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41
arch/arm/boot/dts/imx7d-sdb.dts
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@ -111,6 +111,32 @@
arm-supply = <&sw1a_reg>;
};
&ecspi3 {
fsl,spi-num-chipselects = <1>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_ecspi3>;
cs-gpios = <&gpio5 9 GPIO_ACTIVE_HIGH>;
status = "okay";
tsc2046@0 {
compatible = "ti,tsc2046";
reg = <0>;
spi-max-frequency = <1000000>;
pinctrl-names ="default";
pinctrl-0 = <&pinctrl_tsc2046_pendown>;
interrupt-parent = <&gpio2>;
interrupts = <29 0>;
pendown-gpio = <&gpio2 29 GPIO_ACTIVE_HIGH>;
ti,x-min = /bits/ 16 <0>;
ti,x-max = /bits/ 16 <0>;
ti,y-min = /bits/ 16 <0>;
ti,y-max = /bits/ 16 <0>;
ti,pressure-max = /bits/ 16 <0>;
ti,x-plat-ohms = /bits/ 16 <400>;
wakeup-source;
};
};
&fec1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_enet1>;
@ -363,6 +389,15 @@
pinctrl-0 = <&pinctrl_hog>;
imx7d-sdb {
pinctrl_ecspi3: ecspi3grp {
fsl,pins = <
MX7D_PAD_SAI2_TX_SYNC__ECSPI3_MISO 0x2
MX7D_PAD_SAI2_TX_BCLK__ECSPI3_MOSI 0x2
MX7D_PAD_SAI2_RX_DATA__ECSPI3_SCLK 0x2
MX7D_PAD_SD2_CD_B__GPIO5_IO9 0x59
>;
};
pinctrl_enet1: enet1grp {
fsl,pins = <
MX7D_PAD_GPIO1_IO10__ENET1_MDIO 0x3
@ -474,6 +509,12 @@
>;
};
pinctrl_tsc2046_pendown: tsc2046_pendown {
fsl,pins = <
MX7D_PAD_EPDC_BDR1__GPIO2_IO29 0x59
>;
};
pinctrl_uart1: uart1grp {
fsl,pins = <
MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX 0x79