556 lines
12 KiB
Plaintext
556 lines
12 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* Device tree for the Kobo Aura 2 ebook reader
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*
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* Name on mainboard is: 37NB-E60QL0+4B1
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* Serials start with: E60QL2
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*
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* Copyright 2022 Andreas Kemnade
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*/
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/dts-v1/;
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#include <dt-bindings/input/input.h>
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/leds/common.h>
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#include "imx6sl.dtsi"
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/ {
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model = "Kobo Aura 2";
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compatible = "kobo,aura2", "fsl,imx6sl";
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aliases {
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mmc0 = &usdhc2;
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mmc1 = &usdhc3;
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};
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chosen {
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stdout-path = &uart1;
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};
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gpio_keys: gpio-keys {
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compatible = "gpio-keys";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_gpio_keys>;
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key-cover {
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label = "Cover";
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gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
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linux,code = <SW_LID>;
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linux,input-type = <EV_SW>;
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wakeup-source;
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};
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key-power {
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label = "Power";
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gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
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linux,code = <KEY_POWER>;
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wakeup-source;
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};
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};
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leds: leds {
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compatible = "gpio-leds";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_led>;
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led-0 {
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label = "koboaura2:white:on";
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gpios = <&gpio5 7 GPIO_ACTIVE_LOW>;
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color = <LED_COLOR_ID_WHITE>;
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linux,default-trigger = "timer";
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};
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};
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memory@80000000 {
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device_type = "memory";
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reg = <0x80000000 0x10000000>;
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};
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reg_wifi: regulator-wifi {
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compatible = "regulator-fixed";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_wifi_power>;
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regulator-name = "SD3_SPWR";
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3000000>;
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gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
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};
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wifi_pwrseq: wifi-pwrseq {
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compatible = "mmc-pwrseq-simple";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_wifi_reset>;
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post-power-on-delay-ms = <20>;
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reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
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};
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};
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&i2c1 {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&pinctrl_i2c1>;
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pinctrl-1 = <&pinctrl_i2c1_sleep>;
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status = "okay";
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lm3630a: backlight@36 {
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compatible = "ti,lm3630a";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_lm3630a_bl_gpio>;
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reg = <0x36>;
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enable-gpios = <&gpio2 10 GPIO_ACTIVE_HIGH>;
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#address-cells = <1>;
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#size-cells = <0>;
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led@0 {
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reg = <0>;
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led-sources = <0>;
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label = "backlight";
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default-brightness = <0>;
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max-brightness = <255>;
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};
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};
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};
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&i2c2 {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&pinctrl_i2c2>;
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pinctrl-1 = <&pinctrl_i2c2_sleep>;
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clock-frequency = <100000>;
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status = "okay";
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/* eKTF2232 at 0x15 */
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/* FP9928 at 0x48 */
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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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clock-frequency = <400000>;
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status = "okay";
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ricoh619: pmic@32 {
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compatible = "ricoh,rc5t619";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_ricoh_gpio>;
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reg = <0x32>;
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interrupt-parent = <&gpio5>;
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interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
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system-power-controller;
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regulators {
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dcdc1_reg: DCDC1 {
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regulator-name = "DCDC1";
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regulator-min-microvolt = <300000>;
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regulator-max-microvolt = <1875000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-max-microvolt = <900000>;
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regulator-suspend-min-microvolt = <900000>;
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};
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};
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/* Core3_3V3 */
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dcdc2_reg: DCDC2 {
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regulator-name = "DCDC2";
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-max-microvolt = <3100000>;
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regulator-suspend-min-microvolt = <3100000>;
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};
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};
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dcdc3_reg: DCDC3 {
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regulator-name = "DCDC3";
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regulator-min-microvolt = <300000>;
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regulator-max-microvolt = <1875000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-max-microvolt = <1140000>;
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regulator-suspend-min-microvolt = <1140000>;
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};
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};
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/* Core4_1V2 */
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dcdc4_reg: DCDC4 {
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regulator-name = "DCDC4";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-max-microvolt = <1140000>;
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regulator-suspend-min-microvolt = <1140000>;
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};
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};
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/* Core4_1V8 */
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dcdc5_reg: DCDC5 {
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regulator-name = "DCDC5";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-max-microvolt = <1700000>;
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regulator-suspend-min-microvolt = <1700000>;
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};
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};
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/* IR_3V3 */
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ldo1_reg: LDO1 {
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regulator-name = "LDO1";
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regulator-always-on;
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regulator-boot-on;
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};
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/* Core1_3V3 */
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ldo2_reg: LDO2 {
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regulator-name = "LDO2";
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-max-microvolt = <3000000>;
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regulator-suspend-min-microvolt = <3000000>;
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};
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};
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/* Core5_1V2 */
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ldo3_reg: LDO3 {
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regulator-name = "LDO3";
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regulator-always-on;
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regulator-boot-on;
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};
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ldo4_reg: LDO4 {
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regulator-name = "LDO4";
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regulator-boot-on;
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};
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/* SPD_3V3 */
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ldo5_reg: LDO5 {
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regulator-name = "LDO5";
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regulator-always-on;
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regulator-boot-on;
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};
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/* DDR_0V6 */
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ldo6_reg: LDO6 {
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regulator-name = "LDO6";
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regulator-always-on;
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regulator-boot-on;
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};
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/* VDD_PWM */
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ldo7_reg: LDO7 {
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regulator-name = "LDO7";
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regulator-always-on;
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regulator-boot-on;
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};
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/* ldo_1v8 */
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ldo8_reg: LDO8 {
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regulator-name = "LDO8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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regulator-boot-on;
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};
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ldo9_reg: LDO9 {
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regulator-name = "LDO9";
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regulator-boot-on;
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};
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ldo10_reg: LDO10 {
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regulator-name = "LDO10";
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regulator-boot-on;
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};
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ldortc1_reg: LDORTC1 {
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regulator-name = "LDORTC1";
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regulator-always-on;
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regulator-boot-on;
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};
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};
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};
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};
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®_vdd1p1 {
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vin-supply = <&dcdc2_reg>;
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};
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®_vdd2p5 {
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vin-supply = <&dcdc2_reg>;
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};
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®_arm {
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vin-supply = <&dcdc3_reg>;
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};
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®_soc {
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vin-supply = <&dcdc1_reg>;
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};
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®_pu {
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vin-supply = <&dcdc1_reg>;
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};
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&snvs_rtc {
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/*
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* We are using the RTC in the PMIC, but this one is not disabled
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* in imx6sl.dtsi.
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*/
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status = "disabled";
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};
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&uart1 {
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/* J4, through-holes */
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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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/* TP198, next to J4, SMD pads */
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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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&usdhc2 {
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pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
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pinctrl-0 = <&pinctrl_usdhc2>;
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pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
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pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
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pinctrl-3 = <&pinctrl_usdhc2_sleep>;
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non-removable;
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status = "okay";
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/* internal uSD card */
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};
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&usdhc3 {
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pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
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pinctrl-0 = <&pinctrl_usdhc3>;
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pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
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pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
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pinctrl-3 = <&pinctrl_usdhc3_sleep>;
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vmmc-supply = <®_wifi>;
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mmc-pwrseq = <&wifi_pwrseq>;
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cap-power-off-card;
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non-removable;
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status = "okay";
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/*
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* RTL8189F SDIO WiFi
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*/
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};
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&usbotg1 {
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disable-over-current;
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srp-disable;
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hnp-disable;
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adp-disable;
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status = "okay";
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};
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&iomuxc {
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pinctrl_gpio_keys: gpio-keysgrp {
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fsl,pins = <
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MX6SL_PAD_SD1_DAT1__GPIO5_IO08 0x17059
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MX6SL_PAD_SD1_DAT4__GPIO5_IO12 0x17059
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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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MX6SL_PAD_I2C1_SCL__I2C1_SCL 0x4001f8b1
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MX6SL_PAD_I2C1_SDA__I2C1_SDA 0x4001f8b1
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>;
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};
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pinctrl_i2c1_sleep: i2c1-sleepgrp {
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fsl,pins = <
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MX6SL_PAD_I2C1_SCL__I2C1_SCL 0x400108b1
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MX6SL_PAD_I2C1_SDA__I2C1_SDA 0x400108b1
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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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MX6SL_PAD_I2C2_SCL__I2C2_SCL 0x4001f8b1
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MX6SL_PAD_I2C2_SDA__I2C2_SDA 0x4001f8b1
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>;
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};
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pinctrl_i2c2_sleep: i2c2-sleepgrp {
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fsl,pins = <
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MX6SL_PAD_I2C2_SCL__I2C2_SCL 0x400108b1
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MX6SL_PAD_I2C2_SDA__I2C2_SDA 0x400108b1
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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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MX6SL_PAD_REF_CLK_24M__I2C3_SCL 0x4001f8b1
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MX6SL_PAD_REF_CLK_32K__I2C3_SDA 0x4001f8b1
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>;
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};
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pinctrl_led: ledgrp {
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fsl,pins = <
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MX6SL_PAD_SD1_DAT6__GPIO5_IO07 0x17059
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>;
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};
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pinctrl_lm3630a_bl_gpio: lm3630a-bl-gpiogrp {
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fsl,pins = <
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MX6SL_PAD_EPDC_PWRCTRL3__GPIO2_IO10 0x10059 /* HWEN */
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>;
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};
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pinctrl_ricoh_gpio: ricoh-gpiogrp {
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fsl,pins = <
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MX6SL_PAD_SD1_CLK__GPIO5_IO15 0x1b8b1 /* ricoh619 chg */
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MX6SL_PAD_SD1_DAT0__GPIO5_IO11 0x1b8b1 /* ricoh619 irq */
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MX6SL_PAD_KEY_COL2__GPIO3_IO28 0x1b8b1 /* ricoh619 bat_low_int */
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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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MX6SL_PAD_UART1_TXD__UART1_TX_DATA 0x1b0b1
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MX6SL_PAD_UART1_RXD__UART1_RX_DATA 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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MX6SL_PAD_KEY_ROW6__UART4_TX_DATA 0x1b0b1
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MX6SL_PAD_KEY_COL6__UART4_RX_DATA 0x1b0b1
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>;
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};
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pinctrl_usbotg1: usbotg1grp {
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fsl,pins = <
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MX6SL_PAD_EPDC_PWRCOM__USB_OTG1_ID 0x17059
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>;
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};
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pinctrl_usdhc2: usdhc2grp {
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fsl,pins = <
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MX6SL_PAD_SD2_CMD__SD2_CMD 0x17059
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MX6SL_PAD_SD2_CLK__SD2_CLK 0x13059
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MX6SL_PAD_SD2_DAT0__SD2_DATA0 0x17059
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MX6SL_PAD_SD2_DAT1__SD2_DATA1 0x17059
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MX6SL_PAD_SD2_DAT2__SD2_DATA2 0x17059
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MX6SL_PAD_SD2_DAT3__SD2_DATA3 0x17059
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>;
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};
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pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
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fsl,pins = <
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MX6SL_PAD_SD2_CMD__SD2_CMD 0x170b9
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MX6SL_PAD_SD2_CLK__SD2_CLK 0x130b9
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MX6SL_PAD_SD2_DAT0__SD2_DATA0 0x170b9
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MX6SL_PAD_SD2_DAT1__SD2_DATA1 0x170b9
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MX6SL_PAD_SD2_DAT2__SD2_DATA2 0x170b9
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MX6SL_PAD_SD2_DAT3__SD2_DATA3 0x170b9
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>;
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};
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pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
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fsl,pins = <
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MX6SL_PAD_SD2_CMD__SD2_CMD 0x170f9
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MX6SL_PAD_SD2_CLK__SD2_CLK 0x130f9
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MX6SL_PAD_SD2_DAT0__SD2_DATA0 0x170f9
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MX6SL_PAD_SD2_DAT1__SD2_DATA1 0x170f9
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MX6SL_PAD_SD2_DAT2__SD2_DATA2 0x170f9
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MX6SL_PAD_SD2_DAT3__SD2_DATA3 0x170f9
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>;
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};
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pinctrl_usdhc2_sleep: usdhc2-sleepgrp {
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fsl,pins = <
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MX6SL_PAD_SD2_CMD__GPIO5_IO04 0x100f9
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MX6SL_PAD_SD2_CLK__GPIO5_IO05 0x100f9
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MX6SL_PAD_SD2_DAT0__GPIO5_IO01 0x100f9
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MX6SL_PAD_SD2_DAT1__GPIO4_IO30 0x100f9
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MX6SL_PAD_SD2_DAT2__GPIO5_IO03 0x100f9
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MX6SL_PAD_SD2_DAT3__GPIO4_IO28 0x100f9
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>;
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};
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pinctrl_usdhc3: usdhc3grp {
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fsl,pins = <
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MX6SL_PAD_SD3_CMD__SD3_CMD 0x11059
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MX6SL_PAD_SD3_CLK__SD3_CLK 0x11059
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MX6SL_PAD_SD3_DAT0__SD3_DATA0 0x11059
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MX6SL_PAD_SD3_DAT1__SD3_DATA1 0x11059
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MX6SL_PAD_SD3_DAT2__SD3_DATA2 0x11059
|
|
MX6SL_PAD_SD3_DAT3__SD3_DATA3 0x11059
|
|
>;
|
|
};
|
|
|
|
pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
|
|
fsl,pins = <
|
|
MX6SL_PAD_SD3_CMD__SD3_CMD 0x170b9
|
|
MX6SL_PAD_SD3_CLK__SD3_CLK 0x170b9
|
|
MX6SL_PAD_SD3_DAT0__SD3_DATA0 0x170b9
|
|
MX6SL_PAD_SD3_DAT1__SD3_DATA1 0x170b9
|
|
MX6SL_PAD_SD3_DAT2__SD3_DATA2 0x170b9
|
|
MX6SL_PAD_SD3_DAT3__SD3_DATA3 0x170b9
|
|
>;
|
|
};
|
|
|
|
pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
|
|
fsl,pins = <
|
|
MX6SL_PAD_SD3_CMD__SD3_CMD 0x170f9
|
|
MX6SL_PAD_SD3_CLK__SD3_CLK 0x170f9
|
|
MX6SL_PAD_SD3_DAT0__SD3_DATA0 0x170f9
|
|
MX6SL_PAD_SD3_DAT1__SD3_DATA1 0x170f9
|
|
MX6SL_PAD_SD3_DAT2__SD3_DATA2 0x170f9
|
|
MX6SL_PAD_SD3_DAT3__SD3_DATA3 0x170f9
|
|
>;
|
|
};
|
|
|
|
pinctrl_usdhc3_sleep: usdhc3-sleepgrp {
|
|
fsl,pins = <
|
|
MX6SL_PAD_SD3_CMD__GPIO5_IO21 0x100c1
|
|
MX6SL_PAD_SD3_CLK__GPIO5_IO18 0x100c1
|
|
MX6SL_PAD_SD3_DAT0__GPIO5_IO19 0x100c1
|
|
MX6SL_PAD_SD3_DAT1__GPIO5_IO20 0x100c1
|
|
MX6SL_PAD_SD3_DAT2__GPIO5_IO16 0x100c1
|
|
MX6SL_PAD_SD3_DAT3__GPIO5_IO17 0x100c1
|
|
>;
|
|
};
|
|
|
|
pinctrl_wifi_power: wifi-powergrp {
|
|
fsl,pins = <
|
|
MX6SL_PAD_SD2_DAT6__GPIO4_IO29 0x10059 /* WIFI_3V3_ON */
|
|
>;
|
|
};
|
|
|
|
pinctrl_wifi_reset: wifi-resetgrp {
|
|
fsl,pins = <
|
|
MX6SL_PAD_SD2_DAT7__GPIO5_IO00 0x10059 /* WIFI_RST */
|
|
>;
|
|
};
|
|
};
|