From 8fc7bd5da76ff2384027ec1682c5c827590bc40e Mon Sep 17 00:00:00 2001 From: Max Krummenacher Date: Wed, 25 Nov 2020 18:22:31 +0100 Subject: arm64: dts: imx8mp-verdin: prepare for dsi to lvds adapter Prepare the nodes for the Verdin DSI to LVDS Adapter overlay. Signed-off-by: Max Krummenacher --- .../boot/dts/freescale/imx8mp-verdin-dahlia.dtsi | 5 +++ arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi | 44 ++++++++++++++++++++++ 2 files changed, 49 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi index d1fe98c9efdd..6356a35e3f72 100755 --- a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi @@ -74,6 +74,11 @@ status = "okay"; }; +/* Verdin PWM_3_DSI */ +&pwm3 { + status = "okay"; +}; + /* VERDIN I2S_1 */ &sai1 { status = "okay"; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi index ceb288720939..6fc9580dffe4 100755 --- a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi @@ -17,6 +17,20 @@ rtc1 = &snvs_rtc; }; + backlight: backlight { + compatible = "pwm-backlight"; + brightness-levels = <0 45 63 88 119 158 203 255>; + default-brightness-level = <4>; + /* Verdin MEZ_DSI_1_BKL_EN (SODIMM 21) */ + enable-gpios = <&gpio4 28 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mez_dsi_1_bkl_en>; + power-supply = <®_3p3v>; + /* Verdin MEZ_PWM_3_DSI (SODIMM 19) */ + pwms = <&pwm3 0 6666667 PWM_POLARITY_INVERTED>; + status = "disabled"; + }; + gpio-keys { compatible = "gpio-keys"; pinctrl-names = "default"; @@ -502,6 +516,16 @@ vcc-supply = <®_3p3v>; }; + lvds_ti_sn65dsi83: bridge@2c { + compatible = "ti,sn65dsi83"; + /* Verdin MEZ_GPIO_1 (SODIMM 206) */ + enable-gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mez_gpio1>; + reg = <0x2c>; + status = "disabled"; + }; + /* Current measurement into module VCC */ hwmon: hwmon@40 { compatible = "ti,ina219"; @@ -524,6 +548,19 @@ status = "disabled"; }; + atmel_maxtouch: touch@4a { + compatible = "atmel,maxtouch"; + /* Verdin MEZ_DSI_1_INT# (SODIMM 17) */ + interrupt-parent = <&gpio4>; + interrupts = <25 IRQ_TYPE_EDGE_FALLING>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mez_dsi_1_int_n>, <&pinctrl_mez_gpio2>; + reg = <0x4a>; + /* Verdin MEZ_GPIO_2 (SODIMM 208) */ + reset-gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>; + status = "disabled"; + }; + /* EEPROM on display adapter (MIPI DSI Display Adapter) */ eeprom_display_adapter: eeprom@50 { compatible = "st,24c02"; @@ -583,6 +620,13 @@ #pwm-cells = <3>; }; +/* Verdin PWM_3_DSI */ +&pwm3 { + #pwm-cells = <3>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pwm_3>; +}; + /* VERDIN I2S_1 */ &sai1 { #sound-dai-cells = <0>; -- cgit v1.2.3