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Message-ID: <402c7e38-7ad0-581f-146d-3db88e77d37c@linaro.org>
Date: Mon, 23 May 2022 12:03:09 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Andreas Kemnade <andreas@...nade.info>, robh+dt@...nel.org,
krzysztof.kozlowski+dt@...aro.org, arnd@...db.de, olof@...om.net,
soc@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
l.stach@...gutronix.de, alexander.stein@...tq-group.com,
marcel.ziswiler@...adex.com, linux@...pel-privat.de,
matthias.schiffer@...tq-group.com, cniedermaier@...electronics.com,
sebastian.reichel@...labora.com, leoyang.li@....com,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, nicolecrivain@...il.com
Subject: Re: [PATCH 2/2] ARM: dts: imx: Add devicetree for Kobo Aura 2
On 22/05/2022 23:44, Andreas Kemnade wrote:
> This adds a devicetree for the Kobo Aura 2 Ebook reader. It is based
> on boards marked with "37NB-E60QL0+4B1". It is equipped with an i.MX6SL
> SoC.
>
> Expected to work:
> - Buttons
> - Wifi (with external module)
> - LED
> - uSD
> - USB
> - RTC
> - Fuel Gauge
> - Backlight (if the required regulator is probed before the backlight,
> specifying a supply is not supported by backlightdriver)
>
> Signed-off-by: Andreas Kemnade <andreas@...nade.info>
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/imx6sl-kobo-aura2.dts | 595 ++++++++++++++++++++++++
> 2 files changed, 596 insertions(+)
> create mode 100644 arch/arm/boot/dts/imx6sl-kobo-aura2.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 7c16f8a2b738..549a457bb0de 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -661,6 +661,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
> imx6s-dhcom-drc02.dtb
> dtb-$(CONFIG_SOC_IMX6SL) += \
> imx6sl-evk.dtb \
> + imx6sl-kobo-aura2.dtb \
> imx6sl-tolino-shine2hd.dtb \
> imx6sl-tolino-shine3.dtb \
> imx6sl-tolino-vision5.dtb \
> diff --git a/arch/arm/boot/dts/imx6sl-kobo-aura2.dts b/arch/arm/boot/dts/imx6sl-kobo-aura2.dts
> new file mode 100644
> index 000000000000..3dc794c04abe
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6sl-kobo-aura2.dts
> @@ -0,0 +1,595 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Device tree for the Kobo Aura 2 ebook reader
> + *
> + * Name on mainboard is: 37NB-E60QL0+4B1
> + * Serials start with: E60QL2
> + *
> + * Copyright 2022 Andreas Kemnade
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include "imx6sl.dtsi"
> +
> +/ {
> + model = "Kobo Aura 2";
> + compatible = "kobo,aura2", "fsl,imx6sl";
> +
> + aliases {
> + mmc0 = &usdhc2;
> + mmc1 = &usdhc3;
> + };
> +
> + chosen {
> + stdout-path = &uart1;
> + };
> +
> + gpio_keys: gpio-keys {
> + compatible = "gpio-keys";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_gpio_keys>;
> +
> + cover {
Generic node names. You could add suffix if needed, so either key or
key-cover.
> + label = "Cover";
> + gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
> + linux,code = <SW_LID>;
> + linux,input-type = <EV_SW>;
> + wakeup-source;
> + };
> +
> + power {
> + label = "Power";
> + gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
> + linux,code = <KEY_POWER>;
> + wakeup-source;
> + };
> + };
> +
> + leds: leds {
> + compatible = "gpio-leds";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_led>;
> +
> + on {
The same. You also need property for color.
> + label = "koboaura2:white:on";
> + gpios = <&gpio5 7 GPIO_ACTIVE_LOW>;
> + linux,default-trigger = "timer";
> + };
> + };
> +
> + memory@...00000 {
> + device_type = "memory";
> + reg = <0x80000000 0x10000000>;
> + };
> +
> + reg_wifi: regulator-wifi {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_wifi_power>;
> + regulator-name = "SD3_SPWR";
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3000000>;
> + gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
> + };
> +
> + wifi_pwrseq: wifi_pwrseq {
No underscores in node names.
> + compatible = "mmc-pwrseq-simple";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_wifi_reset>;
> + post-power-on-delay-ms = <20>;
> + reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
> + };
> +};
> +
> +&i2c1 {
> + pinctrl-names = "default","sleep";
> + pinctrl-0 = <&pinctrl_i2c1>;
> + pinctrl-1 = <&pinctrl_i2c1_sleep>;
> + status = "okay";
> +
> + lm3630a: backlight@36 {
> + compatible = "ti,lm3630a";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_lm3630a_bl_gpio>;
> + reg = <0x36>;
> + enable-gpios = <&gpio2 10 GPIO_ACTIVE_HIGH>;
> +
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + led@0 {
> + reg = <0>;
> + led-sources = <0>;
> + label = "backlight";
> + default-brightness = <0>;
> + max-brightness = <255>;
> + };
> + };
> +};
> +
> +&i2c2 {
> + pinctrl-names = "default","sleep";
> + pinctrl-0 = <&pinctrl_i2c2>;
> + pinctrl-1 = <&pinctrl_i2c2_sleep>;
> + clock-frequency = <100000>;
> + status = "okay";
> +
> + /* eKTF2232 at 0x15 */
> + /* FP9928 at 0x48 */
> +};
> +
> +&i2c3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c3>;
> + clock-frequency = <400000>;
> + status = "okay";
> +
> + ricoh619: pmic@32 {
> + compatible = "ricoh,rc5t619";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_ricoh_gpio>;
> + reg = <0x32>;
> + interrupt-parent = <&gpio5>;
> + interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
> + system-power-controller;
> +
> + regulators {
> + dcdc1_reg: DCDC1 {
> + regulator-name = "DCDC1";
> + regulator-min-microvolt = <300000>;
> + regulator-max-microvolt = <1875000>;
> + regulator-always-on;
> + regulator-boot-on;
> +
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-max-microvolt = <900000>;
> + regulator-suspend-min-microvolt = <900000>;
> + };
> + };
> +
> + /* Core3_3V3 */
> + dcdc2_reg: DCDC2 {
> + regulator-name = "DCDC2";
> + regulator-always-on;
> + regulator-boot-on;
> +
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-max-microvolt = <3100000>;
> + regulator-suspend-min-microvolt = <3100000>;
> + };
> + };
> +
> + dcdc3_reg: DCDC3 {
> + regulator-name = "DCDC3";
> + regulator-min-microvolt = <300000>;
> + regulator-max-microvolt = <1875000>;
> + regulator-always-on;
> + regulator-boot-on;
> +
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-max-microvolt = <1140000>;
> + regulator-suspend-min-microvolt = <1140000>;
> + };
> + };
> +
> + /* Core4_1V2 */
> + dcdc4_reg: DCDC4 {
> + regulator-name = "DCDC4";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-always-on;
> + regulator-boot-on;
> +
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-max-microvolt = <1140000>;
> + regulator-suspend-min-microvolt = <1140000>;
> + };
> + };
> +
> + /* Core4_1V8 */
> + dcdc5_reg: DCDC5 {
> + regulator-name = "DCDC5";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-always-on;
> + regulator-boot-on;
> +
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-max-microvolt = <1700000>;
> + regulator-suspend-min-microvolt = <1700000>;
> + };
> + };
> +
> + /* IR_3V3 */
> + ldo1_reg: LDO1 {
> + regulator-name = "LDO1";
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + /* Core1_3V3 */
> + ldo2_reg: LDO2 {
> + regulator-name = "LDO2";
> + regulator-always-on;
> + regulator-boot-on;
> +
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-max-microvolt = <3000000>;
> + regulator-suspend-min-microvolt = <3000000>;
> + };
> + };
> +
> + /* Core5_1V2 */
> + ldo3_reg: LDO3 {
> + regulator-name = "LDO3";
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldo4_reg: LDO4 {
> + regulator-name = "LDO4";
> + regulator-boot-on;
> + };
> +
> + /* SPD_3V3 */
> + ldo5_reg: LDO5 {
> + regulator-name = "LDO5";
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + /* DDR_0V6 */
> + ldo6_reg: LDO6 {
> + regulator-name = "LDO6";
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + /* VDD_PWM */
> + ldo7_reg: LDO7 {
> + regulator-name = "LDO7";
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + /* ldo_1v8 */
> + ldo8_reg: LDO8 {
> + regulator-name = "LDO8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldo9_reg: LDO9 {
> + regulator-name = "LDO9";
> + regulator-boot-on;
> + };
> +
> + ldo10_reg: LDO10 {
> + regulator-name = "LDO10";
> + regulator-boot-on;
> + };
> +
> + ldortc1_reg: LDORTC1 {
> + regulator-name = "LDORTC1";
> + regulator-always-on;
> + regulator-boot-on;
> + };
> + };
> + };
> +};
> +
> +&iomuxc {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_hog>;
> +
> + pinctrl_gpio_keys: gpio-keysgrp {
> + fsl,pins = <
> + MX6SL_PAD_SD1_DAT1__GPIO5_IO08 0x17059
> + MX6SL_PAD_SD1_DAT4__GPIO5_IO12 0x17059
> + >;
> + };
> +
> + pinctrl_hog: hoggrp {
> + fsl,pins = <
> + MX6SL_PAD_LCD_DAT0__GPIO2_IO20 0x79
> + MX6SL_PAD_LCD_DAT1__GPIO2_IO21 0x79
> + MX6SL_PAD_LCD_DAT2__GPIO2_IO22 0x79
> + MX6SL_PAD_LCD_DAT3__GPIO2_IO23 0x79
> + MX6SL_PAD_LCD_DAT4__GPIO2_IO24 0x79
> + MX6SL_PAD_LCD_DAT5__GPIO2_IO25 0x79
> + MX6SL_PAD_LCD_DAT6__GPIO2_IO26 0x79
> + MX6SL_PAD_LCD_DAT7__GPIO2_IO27 0x79
> + MX6SL_PAD_LCD_DAT8__GPIO2_IO28 0x79
> + MX6SL_PAD_LCD_DAT9__GPIO2_IO29 0x79
> + MX6SL_PAD_LCD_DAT10__GPIO2_IO30 0x79
> + MX6SL_PAD_LCD_DAT11__GPIO2_IO31 0x79
> + MX6SL_PAD_LCD_DAT12__GPIO3_IO00 0x79
> + MX6SL_PAD_LCD_DAT13__GPIO3_IO01 0x79
> + MX6SL_PAD_LCD_DAT14__GPIO3_IO02 0x79
> + MX6SL_PAD_LCD_DAT15__GPIO3_IO03 0x79
> + MX6SL_PAD_LCD_DAT16__GPIO3_IO04 0x79
> + MX6SL_PAD_LCD_DAT17__GPIO3_IO05 0x79
> + MX6SL_PAD_LCD_DAT18__GPIO3_IO06 0x79
> + MX6SL_PAD_LCD_DAT19__GPIO3_IO07 0x79
> + MX6SL_PAD_LCD_DAT20__GPIO3_IO08 0x79
> + MX6SL_PAD_LCD_DAT21__GPIO3_IO09 0x79
> + MX6SL_PAD_LCD_DAT22__GPIO3_IO10 0x79
> + MX6SL_PAD_LCD_DAT23__GPIO3_IO11 0x79
> + MX6SL_PAD_LCD_CLK__GPIO2_IO15 0x79
> + MX6SL_PAD_LCD_ENABLE__GPIO2_IO16 0x79
> + MX6SL_PAD_LCD_HSYNC__GPIO2_IO17 0x79
> + MX6SL_PAD_LCD_VSYNC__GPIO2_IO18 0x79
> + MX6SL_PAD_LCD_RESET__GPIO2_IO19 0x79
> + MX6SL_PAD_KEY_COL3__GPIO3_IO30 0x79
> + MX6SL_PAD_KEY_ROW7__GPIO4_IO07 0x79
> + MX6SL_PAD_ECSPI2_MOSI__GPIO4_IO13 0x79
> + MX6SL_PAD_KEY_COL5__GPIO4_IO02 0x79
> + >;
> + };
> +
> + pinctrl_i2c1: i2c1grp {
> + fsl,pins = <
> + MX6SL_PAD_I2C1_SCL__I2C1_SCL 0x4001f8b1
> + MX6SL_PAD_I2C1_SDA__I2C1_SDA 0x4001f8b1
> + >;
> + };
> +
> + pinctrl_i2c1_sleep: i2c1grp-sleep {
Bindings require all nodes to finish with grp. Here and in other places.
> + fsl,pins = <
> + MX6SL_PAD_I2C1_SCL__I2C1_SCL 0x400108b1
> + MX6SL_PAD_I2C1_SDA__I2C1_SDA 0x400108b1
> + >;
> + };
> +
> + pinctrl_i2c2: i2c2grp {
> + fsl,pins = <
> + MX6SL_PAD_I2C2_SCL__I2C2_SCL 0x4001f8b1
> + MX6SL_PAD_I2C2_SDA__I2C2_SDA 0x4001f8b1
> + >;
> + };
> +
> + pinctrl_i2c2_sleep: i2c2grp-sleep {
> + fsl,pins = <
> + MX6SL_PAD_I2C2_SCL__I2C2_SCL 0x400108b1
> + MX6SL_PAD_I2C2_SDA__I2C2_SDA 0x400108b1
> + >;
> + };
> +
> + pinctrl_i2c3: i2c3grp {
> + fsl,pins = <
> + MX6SL_PAD_REF_CLK_24M__I2C3_SCL 0x4001f8b1
> + MX6SL_PAD_REF_CLK_32K__I2C3_SDA 0x4001f8b1
> + >;
> + };
> +
> + pinctrl_led: ledgrp {
> + fsl,pins = <
> + MX6SL_PAD_SD1_DAT6__GPIO5_IO07 0x17059
> + >;
> + };
> +
> + pinctrl_lm3630a_bl_gpio: lm3630a-bl-gpiogrp {
> + fsl,pins = <
> + MX6SL_PAD_EPDC_PWRCTRL3__GPIO2_IO10 0x10059 /* HWEN */
> + >;
> + };
> +
> + pinctrl_ricoh_gpio: ricoh_gpiogrp {
> + fsl,pins = <
> + MX6SL_PAD_SD1_CLK__GPIO5_IO15 0x1b8b1 /* ricoh619 chg */
> + MX6SL_PAD_SD1_DAT0__GPIO5_IO11 0x1b8b1 /* ricoh619 irq */
> + MX6SL_PAD_KEY_COL2__GPIO3_IO28 0x1b8b1 /* ricoh619 bat_low_int */
> + >;
> + };
> +
> + pinctrl_uart1: uart1grp {
> + fsl,pins = <
> + MX6SL_PAD_UART1_TXD__UART1_TX_DATA 0x1b0b1
> + MX6SL_PAD_UART1_RXD__UART1_RX_DATA 0x1b0b1
> + >;
> + };
> +
> + pinctrl_uart4: uart4grp {
> + fsl,pins = <
> + MX6SL_PAD_KEY_ROW6__UART4_TX_DATA 0x1b0b1
> + MX6SL_PAD_KEY_COL6__UART4_RX_DATA 0x1b0b1
> + >;
> + };
> +
> + pinctrl_usbotg1: usbotg1grp {
> + fsl,pins = <
> + MX6SL_PAD_EPDC_PWRCOM__USB_OTG1_ID 0x17059
> + >;
> + };
> +
> + pinctrl_usdhc2: usdhc2grp {
> + fsl,pins = <
> + MX6SL_PAD_SD2_CMD__SD2_CMD 0x17059
> + MX6SL_PAD_SD2_CLK__SD2_CLK 0x13059
> + MX6SL_PAD_SD2_DAT0__SD2_DATA0 0x17059
> + MX6SL_PAD_SD2_DAT1__SD2_DATA1 0x17059
> + MX6SL_PAD_SD2_DAT2__SD2_DATA2 0x17059
> + MX6SL_PAD_SD2_DAT3__SD2_DATA3 0x17059
> + >;
> + };
> +
> + pinctrl_usdhc2_100mhz: usdhc2grp-100mhz {
> + fsl,pins = <
> + MX6SL_PAD_SD2_CMD__SD2_CMD 0x170b9
> + MX6SL_PAD_SD2_CLK__SD2_CLK 0x130b9
> + MX6SL_PAD_SD2_DAT0__SD2_DATA0 0x170b9
> + MX6SL_PAD_SD2_DAT1__SD2_DATA1 0x170b9
> + MX6SL_PAD_SD2_DAT2__SD2_DATA2 0x170b9
> + MX6SL_PAD_SD2_DAT3__SD2_DATA3 0x170b9
> + >;
> + };
> +
> + pinctrl_usdhc2_200mhz: usdhc2grp-200mhz {
> + fsl,pins = <
> + MX6SL_PAD_SD2_CMD__SD2_CMD 0x170f9
> + MX6SL_PAD_SD2_CLK__SD2_CLK 0x130f9
> + MX6SL_PAD_SD2_DAT0__SD2_DATA0 0x170f9
> + MX6SL_PAD_SD2_DAT1__SD2_DATA1 0x170f9
> + MX6SL_PAD_SD2_DAT2__SD2_DATA2 0x170f9
> + MX6SL_PAD_SD2_DAT3__SD2_DATA3 0x170f9
> + >;
> + };
> +
> + pinctrl_usdhc2_sleep: usdhc2grp-sleep {
> + fsl,pins = <
> + MX6SL_PAD_SD2_CMD__GPIO5_IO04 0x100f9
> + MX6SL_PAD_SD2_CLK__GPIO5_IO05 0x100f9
> + MX6SL_PAD_SD2_DAT0__GPIO5_IO01 0x100f9
> + MX6SL_PAD_SD2_DAT1__GPIO4_IO30 0x100f9
> + MX6SL_PAD_SD2_DAT2__GPIO5_IO03 0x100f9
> + MX6SL_PAD_SD2_DAT3__GPIO4_IO28 0x100f9
> + >;
> + };
> +
> + pinctrl_usdhc3: usdhc3grp {
> + fsl,pins = <
> + MX6SL_PAD_SD3_CMD__SD3_CMD 0x11059
> + MX6SL_PAD_SD3_CLK__SD3_CLK 0x11059
> + MX6SL_PAD_SD3_DAT0__SD3_DATA0 0x11059
> + MX6SL_PAD_SD3_DAT1__SD3_DATA1 0x11059
> + MX6SL_PAD_SD3_DAT2__SD3_DATA2 0x11059
> + MX6SL_PAD_SD3_DAT3__SD3_DATA3 0x11059
> + >;
> + };
> +
> + pinctrl_usdhc3_100mhz: usdhc3grp-100mhz {
> + 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: usdhc3grp-200mhz {
> + 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: usdhc3grp-sleep {
> + 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 */
> + >;
> + };
> +};
> +
> +®_vdd1p1 {
> + vin-supply = <&dcdc2_reg>;
> +};
> +
> +®_vdd2p5 {
> + vin-supply = <&dcdc2_reg>;
> +};
> +
> +®_arm {
> + vin-supply = <&dcdc3_reg>;
> +};
> +
> +®_soc {
> + vin-supply = <&dcdc1_reg>;
> +};
> +
> +®_pu {
> + vin-supply = <&dcdc1_reg>;
> +};
> +
> +&snvs_rtc {
> + /*
> + * We are using the RTC in the PMIC, but this one is not disabled
> + * in imx6sl.dtsi.
> + */
> + status = "disabled";
> +};
> +
> +&uart1 {
> + /* J4, through-holes */
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart1>;
> + status = "okay";
> +};
> +
> +&uart4 {
> + /* TP198, next to J4, SMD pads */
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart4>;
> + status = "okay";
> +};
> +
> +&usdhc2 {
> + pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
> + pinctrl-0 = <&pinctrl_usdhc2>;
> + pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
> + pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
> + pinctrl-3 = <&pinctrl_usdhc2_sleep>;
> + non-removable;
> + status = "okay";
> +
> + /* internal uSD card */
> +};
> +
> +&usdhc3 {
> + pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
> + pinctrl-0 = <&pinctrl_usdhc3>;
> + pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
> + pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
> + pinctrl-3 = <&pinctrl_usdhc3_sleep>;
> + vmmc-supply = <®_wifi>;
> + mmc-pwrseq = <&wifi_pwrseq>;
> + cap-power-off-card;
> + non-removable;
> + status = "okay";
> +
> + /*
> + * RTL8189F SDIO WiFi
> + */
> +};
> +
> +&usbotg1 {
> + pinctrl-names = "default";
You do not have pinctrl-0 here, so why names?
> + disable-over-current;
> + srp-disable;
> + hnp-disable;
> + adp-disable;
> + status = "okay";
> +};
Best regards,
Krzysztof
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