mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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ffea3cac94
Support Engicam MicroGEA RMM board with: - 256 Mbytes NAND Flash - 512 Mbytes DRAM DDR2 - CAN - LEDs - Micro SD card connector - USB 2.0 high-speed/full-speed - Ethernet MAC Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com> Reviewed-by: Peng Fan <peng.fan@nxp.com> Reviewed-by: Frank Li <Frank.Li@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
361 lines
7.8 KiB
Plaintext
361 lines
7.8 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2025 Amarula Solutions, Dario Binacchi <dario.binacchi@amarulasolutions.com>
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* Copyright (C) 2025 Engicam srl
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*/
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/dts-v1/;
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#include "imx6ull-engicam-microgea.dtsi"
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/ {
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compatible = "engicam,microgea-imx6ull-rmm",
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"engicam,microgea-imx6ull", "fsl,imx6ull";
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model = "Engicam MicroGEA i.MX6ULL BMM Board";
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backlight {
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compatible = "pwm-backlight";
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brightness-levels = <0 100>;
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num-interpolated-steps = <100>;
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default-brightness-level = <85>;
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pwms = <&pwm8 0 100000 0>;
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};
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buzzer {
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compatible = "pwm-beeper";
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pwms = <&pwm4 0 1000000 0>;
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};
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reg_1v8: regulator-1v8 {
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compatible = "regulator-fixed";
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regulator-name = "1v8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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reg_3v3: regulator-3v3 {
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compatible = "regulator-fixed";
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regulator-name = "3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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reg_usb1_vbus: regulator-usb1-vbus {
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compatible = "regulator-fixed";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_reg_usb1>;
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regulator-name = "usb1_vbus";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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gpio = <&gpio5 0 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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reg_usb2_vbus: regulator-usb2-vbus {
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compatible = "regulator-fixed";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_reg_usb2>;
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regulator-name = "usbotg_vbus";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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gpio = <&gpio5 3 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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reg_ext_pwr: regulator-ext-pwr {
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compatible = "regulator-fixed";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_reg_ext_pwr>;
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regulator-name = "ext-pwr";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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gpio = <&gpio5 6 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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};
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sound {
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compatible = "simple-audio-card";
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simple-audio-card,name = "imx6ull-microgea-rmm-sgtl5000";
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simple-audio-card,format = "i2s";
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simple-audio-card,bitclock-master = <&codec_dai>;
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simple-audio-card,frame-master = <&codec_dai>;
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simple-audio-card,widgets =
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"Microphone", "Mic Jack",
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"Headphone", "Headphone Jack";
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simple-audio-card,routing =
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"MIC_IN", "Mic Jack",
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"Mic Jack", "Mic Bias",
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"Headphone Jack", "HP_OUT";
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cpu_dai: simple-audio-card,cpu {
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sound-dai = <&sai2>;
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};
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codec_dai: simple-audio-card,codec {
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sound-dai = <&codec>;
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};
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};
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leds {
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compatible = "gpio-leds";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_leds>;
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led-0 {
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gpios = <&gpio2 10 GPIO_ACTIVE_HIGH>;
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default-state = "off";
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status = "okay";
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};
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led-1 {
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gpios = <&gpio2 11 GPIO_ACTIVE_HIGH>;
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default-state = "off";
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status = "okay";
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};
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};
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};
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&can1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_can>;
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status = "okay";
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};
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&i2c1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_i2c1>;
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clock-frequency = <100000>;
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status = "okay";
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touchscreen: touchscreen@38 {
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compatible ="edt,edt-ft5306";
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reg = <0x38>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_touchscreen>;
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interrupt-parent = <&gpio2>;
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interrupts = <8 IRQ_TYPE_EDGE_FALLING>;
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reset-gpios = <&gpio2 14 GPIO_ACTIVE_LOW>;
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report-rate-hz = <6>;
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/* settings valid only for Hycon touchscreen */
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touchscreen-size-x = <1280>;
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touchscreen-size-y = <800>;
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};
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};
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&i2c2 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_i2c2>;
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clock-frequency = <100000>;
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status = "okay";
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codec: audio-codec@a {
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compatible = "fsl,sgtl5000";
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reg = <0x0a>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_mclk>;
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#sound-dai-cells = <0>;
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clocks = <&clks IMX6UL_CLK_CKO>;
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assigned-clocks = <&clks IMX6UL_CLK_CKO2_SEL>,
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<&clks IMX6UL_CLK_CKO2_PODF>,
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<&clks IMX6UL_CLK_CKO2>,
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<&clks IMX6UL_CLK_CKO>;
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assigned-clock-parents = <&clks IMX6UL_CLK_OSC>,
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<&clks IMX6UL_CLK_CKO2_SEL>,
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<&clks IMX6UL_CLK_CKO2_PODF>,
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<&clks IMX6UL_CLK_CKO2>;
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VDDA-supply = <®_3v3>;
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VDDIO-supply = <®_3v3>;
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VDDD-supply = <®_1v8>;
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};
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};
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&pwm4 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pwm4>;
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status = "okay";
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};
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&pwm8 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pwm8>;
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status = "okay";
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};
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&sai2 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_sai2>;
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status = "okay";
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};
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&uart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_uart1>;
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status = "okay";
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};
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&uart4 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_uart4>;
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status = "okay";
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};
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&usbotg1 {
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dr_mode = "host";
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vbus-supply = <®_usb1_vbus>;
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disable-over-current;
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status = "okay";
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};
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&usbotg2 {
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dr_mode = "host";
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vbus-supply = <®_usb2_vbus>;
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disable-over-current;
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status = "okay";
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};
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/* MicroSD */
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&usdhc1 {
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pinctrl-names = "default", "state_100mhz", "state_200mhz";
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pinctrl-0 = <&pinctrl_usdhc1>;
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pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
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pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
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vmmc-supply = <®_3v3>;
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bus-width = <4>;
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keep-power-in-suspend;
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non-removable;
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wakeup-source;
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status = "okay";
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};
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&iomuxc {
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pinctrl_can: can-grp {
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fsl,pins = <
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MX6UL_PAD_UART3_RTS_B__FLEXCAN1_RX 0x1b020
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MX6UL_PAD_UART3_CTS_B__FLEXCAN1_TX 0x1b020
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>;
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};
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pinctrl_i2c1: i2c1grp {
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fsl,pins = <
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MX6UL_PAD_CSI_PIXCLK__I2C1_SCL 0x4001b8b0
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MX6UL_PAD_CSI_MCLK__I2C1_SDA 0x4001b8b0
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>;
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};
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pinctrl_i2c2: i2c2grp {
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fsl,pins = <
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MX6UL_PAD_GPIO1_IO00__I2C2_SCL 0x4001b8b0
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MX6UL_PAD_GPIO1_IO01__I2C2_SDA 0x4001b8b0
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>;
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};
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pinctrl_leds: ledsgrp {
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fsl,pins = <
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MX6UL_PAD_ENET2_RX_EN__GPIO2_IO10 0x130b0
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MX6UL_PAD_ENET2_TX_DATA0__GPIO2_IO11 0x130b0
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>;
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};
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pinctrl_mclk: mclkgrp {
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fsl,pins = <
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MX6UL_PAD_JTAG_TMS__CCM_CLKO1 0x13009
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>;
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};
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pinctrl_pwm4: pwm4grp {
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fsl,pins = <
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MX6UL_PAD_GPIO1_IO05__PWM4_OUT 0x110b0
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>;
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};
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pinctrl_pwm8: pwm8grp {
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fsl,pins = <
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MX6UL_PAD_ENET1_RX_ER__PWM8_OUT 0x110b0
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>;
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};
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pinctrl_sai2: sai2grp {
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fsl,pins = <
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MX6UL_PAD_JTAG_TCK__SAI2_RX_DATA 0x130b0
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MX6UL_PAD_JTAG_TDI__SAI2_TX_BCLK 0x17088
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MX6UL_PAD_JTAG_TDO__SAI2_TX_SYNC 0x17088
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MX6UL_PAD_JTAG_TRST_B__SAI2_TX_DATA 0x120b0
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>;
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};
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pinctrl_touchscreen: touchgrp {
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fsl,pins = <
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MX6UL_PAD_ENET2_TX_CLK__GPIO2_IO14 0x17059
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MX6UL_PAD_ENET2_RX_DATA0__GPIO2_IO08 0x17059
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>;
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};
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pinctrl_uart1: uart1grp {
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fsl,pins = <
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MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
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MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1
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>;
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};
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pinctrl_uart4: uart4grp {
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fsl,pins = <
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MX6UL_PAD_UART4_TX_DATA__UART4_DCE_TX 0x0b0b0
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MX6UL_PAD_UART4_RX_DATA__UART4_DCE_RX 0x0b0b0
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>;
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};
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pinctrl_usdhc1: usdhc1grp {
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fsl,pins = <
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MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x17059
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MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x10059
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MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x17059
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MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x17059
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MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x17059
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MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x17059
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>;
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};
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pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
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fsl,pins = <
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MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x170b9
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MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x100b9
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MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170b9
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MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170b9
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MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170b9
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MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170b9
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>;
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};
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pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
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fsl,pins = <
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MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x170f9
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MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x100f9
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MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170f9
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MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170f9
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MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170f9
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MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170f9
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>;
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};
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};
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&iomuxc_snvs {
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pinctrl_reg_usb1: regusb1grp {
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fsl,pins = <
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MX6ULL_PAD_SNVS_TAMPER0__GPIO5_IO00 0x17059
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>;
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};
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pinctrl_reg_usb2: regusb2grp {
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fsl,pins = <
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MX6ULL_PAD_SNVS_TAMPER3__GPIO5_IO03 0x17059
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>;
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};
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pinctrl_reg_ext_pwr: reg-ext-pwrgrp {
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fsl,pins = <
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MX6ULL_PAD_SNVS_TAMPER6__GPIO5_IO06 0x17059
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>;
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};
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};
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