288 lines
5.7 KiB
Plaintext
288 lines
5.7 KiB
Plaintext
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// SPDX-License-Identifier: GPL-2.0+
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// Copyright 2019 Jonathan Neuschäfer
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//
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// The Kobo Aura e-book reader, model N514. The mainboard is marked as E606F0B.
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/dts-v1/;
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#include "imx50.dtsi"
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#include <dt-bindings/input/input.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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/ {
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model = "Kobo Aura (N514)";
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compatible = "kobo,aura", "fsl,imx50";
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chosen {
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stdout-path = "serial1:115200n8";
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};
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memory@70000000 {
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device_type = "memory";
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reg = <0x70000000 0x10000000>;
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};
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gpio-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-on {
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label = "kobo_aura:orange:on";
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gpios = <&gpio6 24 GPIO_ACTIVE_LOW>;
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panic-indicator;
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};
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};
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gpio-keys {
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compatible = "gpio-keys";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_gpiokeys>;
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key-power {
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label = "Power Button";
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gpios = <&gpio4 10 GPIO_ACTIVE_LOW>;
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linux,code = <KEY_POWER>;
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};
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event-hallsensor {
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label = "Hallsensor";
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gpios = <&gpio5 15 GPIO_ACTIVE_LOW>;
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linux,code = <KEY_RESERVED>;
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linux,input-type = <EV_SW>;
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};
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event-frontlight {
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label = "Frontlight";
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gpios = <&gpio4 1 GPIO_ACTIVE_LOW>;
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linux,code = <KEY_DISPLAYTOGGLE>;
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};
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};
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sd2_pwrseq: pwrseq {
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compatible = "mmc-pwrseq-simple";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_sd2_reset>;
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reset-gpios = <&gpio4 17 GPIO_ACTIVE_LOW>;
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};
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sd2_vmmc: gpio-regulator {
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compatible = "regulator-gpio";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_sd2_vmmc>;
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regulator-name = "vmmc";
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states = <3300000 0>;
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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enable-gpio = <&gpio4 12 GPIO_ACTIVE_LOW>;
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startup-delay-us = <100000>;
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};
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};
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&esdhc1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_sd1>;
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max-frequency = <50000000>;
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bus-width = <4>;
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cd-gpios = <&gpio5 17 GPIO_ACTIVE_LOW>;
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disable-wp;
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status = "okay";
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/* External µSD card */
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};
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&esdhc2 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_sd2>;
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bus-width = <4>;
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max-frequency = <50000000>;
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disable-wp;
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mmc-pwrseq = <&sd2_pwrseq>;
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vmmc-supply = <&sd2_vmmc>;
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status = "okay";
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/* CyberTan WC121 SDIO WiFi (BCM43362) */
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};
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&esdhc3 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_sd3>;
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bus-width = <8>;
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non-removable;
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max-frequency = <50000000>;
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disable-wp;
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status = "okay";
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/* Internal eMMC */
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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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status = "okay";
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touchscreen@15 {
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reg = <0x15>;
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compatible = "elan,ektf2132";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_ts>;
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power-gpios = <&gpio4 9 GPIO_ACTIVE_HIGH>;
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interrupts-extended = <&gpio5 13 IRQ_TYPE_EDGE_FALLING>;
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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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status = "okay";
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/* TODO: TPS65185 PMIC for E Ink at 0x68 */
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};
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&i2c3 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_i2c3>;
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status = "okay";
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embedded-controller@43 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_ec>;
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compatible = "netronix,ntxec";
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reg = <0x43>;
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system-power-controller;
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interrupts-extended = <&gpio4 11 IRQ_TYPE_EDGE_FALLING>;
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#pwm-cells = <2>;
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};
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};
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&iomuxc {
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pinctrl_ec: ecgrp {
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fsl,pins = <
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MX50_PAD_CSPI_SS0__GPIO4_11 0x0 /* INT */
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>;
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};
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pinctrl_gpiokeys: gpiokeysgrp {
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fsl,pins = <
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MX50_PAD_CSPI_MISO__GPIO4_10 0x0
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MX50_PAD_SD2_D7__GPIO5_15 0x0
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MX50_PAD_KEY_ROW0__GPIO4_1 0x0
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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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MX50_PAD_I2C1_SCL__I2C1_SCL 0x400001fd
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MX50_PAD_I2C1_SDA__I2C1_SDA 0x400001fd
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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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MX50_PAD_I2C2_SCL__I2C2_SCL 0x400001fd
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MX50_PAD_I2C2_SDA__I2C2_SDA 0x400001fd
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>;
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};
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pinctrl_i2c3: i2c3grp {
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fsl,pins = <
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MX50_PAD_I2C3_SCL__I2C3_SCL 0x400001fd
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MX50_PAD_I2C3_SDA__I2C3_SDA 0x400001fd
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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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MX50_PAD_PWM1__GPIO6_24 0x0
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>;
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};
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pinctrl_sd1: sd1grp {
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fsl,pins = <
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MX50_PAD_SD1_CMD__ESDHC1_CMD 0x1e4
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MX50_PAD_SD1_CLK__ESDHC1_CLK 0xd4
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MX50_PAD_SD1_D0__ESDHC1_DAT0 0x1d4
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MX50_PAD_SD1_D1__ESDHC1_DAT1 0x1d4
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MX50_PAD_SD1_D2__ESDHC1_DAT2 0x1d4
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MX50_PAD_SD1_D3__ESDHC1_DAT3 0x1d4
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MX50_PAD_SD2_CD__GPIO5_17 0x0
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>;
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};
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pinctrl_sd2: sd2grp {
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fsl,pins = <
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MX50_PAD_SD2_CMD__ESDHC2_CMD 0x1e4
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MX50_PAD_SD2_CLK__ESDHC2_CLK 0xd4
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MX50_PAD_SD2_D0__ESDHC2_DAT0 0x1d4
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MX50_PAD_SD2_D1__ESDHC2_DAT1 0x1d4
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MX50_PAD_SD2_D2__ESDHC2_DAT2 0x1d4
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MX50_PAD_SD2_D3__ESDHC2_DAT3 0x1d4
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>;
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};
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pinctrl_sd2_reset: sd2-resetgrp {
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fsl,pins = <
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MX50_PAD_ECSPI2_MOSI__GPIO4_17 0x0
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>;
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};
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pinctrl_sd2_vmmc: sd2-vmmcgrp {
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fsl,pins = <
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MX50_PAD_ECSPI1_SCLK__GPIO4_12 0x0
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>;
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};
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pinctrl_sd3: sd3grp {
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fsl,pins = <
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MX50_PAD_SD3_CMD__ESDHC3_CMD 0x1e4
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MX50_PAD_SD3_CLK__ESDHC3_CLK 0xd4
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MX50_PAD_SD3_D0__ESDHC3_DAT0 0x1d4
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MX50_PAD_SD3_D1__ESDHC3_DAT1 0x1d4
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MX50_PAD_SD3_D2__ESDHC3_DAT2 0x1d4
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MX50_PAD_SD3_D3__ESDHC3_DAT3 0x1d4
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MX50_PAD_SD3_D4__ESDHC3_DAT4 0x1d4
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MX50_PAD_SD3_D5__ESDHC3_DAT5 0x1d4
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MX50_PAD_SD3_D6__ESDHC3_DAT6 0x1d4
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MX50_PAD_SD3_D7__ESDHC3_DAT7 0x1d4
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>;
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};
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pinctrl_ts: tsgrp {
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fsl,pins = <
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MX50_PAD_CSPI_MOSI__GPIO4_9 0x0
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MX50_PAD_SD2_D5__GPIO5_13 0x0
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>;
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};
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pinctrl_uart2: uart2grp {
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fsl,pins = <
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MX50_PAD_UART2_TXD__UART2_TXD_MUX 0x1e4
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MX50_PAD_UART2_RXD__UART2_RXD_MUX 0x1e4
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>;
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};
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pinctrl_usbphy: usbphygrp {
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fsl,pins = <
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MX50_PAD_ECSPI2_SS0__GPIO4_19 0x0
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>;
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};
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};
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&uart2 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_uart2>;
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status = "okay";
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};
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&usbotg {
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phy_type = "utmi_wide";
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dr_mode = "peripheral";
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status = "okay";
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};
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&usbphy0 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usbphy>;
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vbus-detect-gpio = <&gpio4 19 GPIO_ACTIVE_LOW>;
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};
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