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device tree: Add Wacom Digitizer 

- Reset and enable pins for digitizer
- MUX
- i2c bus 1
- Remove unimplemented reset
- Whitespace fix
pull/10/head
Lars Ivar Miljeteig 2019-05-03 16:11:13 +02:00 committed by Steinar Bakkemo
parent e74a596ff1
commit fba76239ff
2 changed files with 27 additions and 29 deletions
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1
arch/arm/boot/dts/Makefile
View File

@ -643,6 +643,7 @@ dtb-$(CONFIG_SOC_IMX7D) += \
imx7d-12x12-lpddr3-arm2-mqs.dtb \
imx7d-12x12-lpddr3-arm2-pcie.dtb \
imx7d-19x19-lpddr2-arm2.dtb \
zero-sugar.dtb \
imx7-test-image.dtb \
imx7-test-image_stripped.dtb
dtb-$(CONFIG_SOC_IMX7ULP) += \

55
arch/arm/boot/dts/zero-sugar.dts
View File

@ -63,13 +63,6 @@
#reset-cells = <0>;
};
wacom_reset: wacom-reset {
compatible = "gpio-reset";
reset-gpios = <&gpio6 12 1>;
reset-delay-us = <100000>;
#reset-cells = <0>;
};
spi4 {
compatible = "spi-gpio";
pinctrl-names = "default";
@ -217,6 +210,17 @@
pinctrl-0 = <&pinctrl_i2c1>;
status = "okay";
digitizer: wacom-i2c@09 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wacom>;
compatible = "wacom,wacom-i2c";
reg = <0x09>;
interrupt-parent = <&gpio1>;
interrupts = <1 2>;
reset-gpio = <&gpio1 0 1>;
enable-gpio = <&gpio1 6 1>;
};
pmic: pfuze3000@08 {
compatible = "fsl,pfuze3000";
reg = <0x08>;
@ -320,17 +324,6 @@
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c3>;
status = "okay";
digitizer: wacom-i2c@09 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wacom>;
compatible = "wacom,wacom-i2c";
reg = <0x09>;
interrupt-parent = <&gpio6>;
interrupts = <13 2>;
/* resets = <&wacom_reset>;*/
reset-gpio = <&gpio6 12 1>;
};
};
&i2c4 {
@ -465,11 +458,13 @@
status = "okay";
};
/*
&wdog1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wdog>;
fsl,ext-reset-output;
};
*/
&iomuxc {
pinctrl-names = "default";
@ -517,16 +512,17 @@
>;
};
pinctrl_wacom: wacomgrp {
fsl,pins = <
MX7D_PAD_SAI1_RX_DATA__GPIO6_IO12 0x00000014 /* WACOM RESET */
MX7D_PAD_SAI1_TX_DATA__GPIO6_IO15 0x00000014 /* WACOM INT */
MX7D_PAD_SAI2_RX_DATA__GPIO6_IO21 0x00000014 /* RSVD IN */
MX7D_PAD_SAI2_TX_BCLK__GPIO6_IO20 0x00000014 /* RSVD OUT */
MX7D_PAD_SAI2_TX_DATA__GPIO6_IO22 0x00000014 /* PDCTB */
MX7D_PAD_SAI2_TX_SYNC__GPIO6_IO19 0x00000014 /* FWE */
>;
};
pinctrl_wacom: wacomgrp {
fsl,pins = <
MX7D_PAD_LPSR_GPIO1_IO00__GPIO1_IO0 0x00000074 /* WACOM RESET */
MX7D_PAD_LPSR_GPIO1_IO01__GPIO1_IO1 0x00000014 /* WACOM INT */
MX7D_PAD_LPSR_GPIO1_IO02__GPIO1_IO2 0x00000014 /* RSVD IN */
MX7D_PAD_LPSR_GPIO1_IO03__GPIO1_IO3 0x00000014 /* RSVD OUT */
MX7D_PAD_LPSR_GPIO1_IO04__GPIO1_IO4 0x00000014 /* PDCTB */
MX7D_PAD_LPSR_GPIO1_IO05__GPIO1_IO5 0x00000014 /* FWE */
MX7D_PAD_LPSR_GPIO1_IO06__GPIO1_IO6 0x00000014 /* WACOM PWR ENABLE */
>;
};
pinctrl_i2c1: i2c1grp {
fsl,pins = <
@ -743,7 +739,7 @@
};
};
};
/*
&iomuxc_lpsr {
pinctrl_wdog: wdoggrp {
fsl,pins = <
@ -757,3 +753,4 @@
>;
};
};
*/