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authorDiego Dorta <diego.dorta@nxp.com>2016-06-22 16:37:09 -0300
committerShawn Guo <shawnguo@kernel.org>2016-06-28 09:59:10 +0800
commitd09e6beafa231c0fb160c3b2bd4c03bef8429a72 (patch)
tree057168374a2a6bfb0eedb1075fe0e30719c4e2bd /arch/arm/boot/dts/imx7d-sdb.dts
parent419690556fc4697aedfeecd19ba6aff8f6be38a2 (diff)
ARM: dts: imx7d-sdb: Add support for touchscreen
Add support for tsc2046 touchscreen. Signed-off-by: Diego Dorta <diego.dorta@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/imx7d-sdb.dts')
-rw-r--r--arch/arm/boot/dts/imx7d-sdb.dts41
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts
index 8f6a5394a528..6bd820367ad4 100644
--- a/arch/arm/boot/dts/imx7d-sdb.dts
+++ b/arch/arm/boot/dts/imx7d-sdb.dts
@@ -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