This adds a devicetree for the Kobo Aura 2 Ebook reader. It is based
on boards marked with "37NB-E60Q30+4A3". It is equipped with an i.MX6SL
SoC.
Expected to work:
- Buttons
- Wifi
- LEDs
- uSD
- eMMC
- USB
- RTC
- Touchscreen
- Backlight
Signed-off-by: Andreas Kemnade <andreas@xxxxxxxxxxxx>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/imx6sl-tolino-vision.dts | 490 +++++++++++++++++++++
2 files changed, 491 insertions(+)
create mode 100644 arch/arm/boot/dts/imx6sl-tolino-vision.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index efe4152e5846..159363f46522 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -690,6 +690,7 @@ dtb-$(CONFIG_SOC_IMX6SL) += \
imx6sl-kobo-aura2.dtb \
imx6sl-tolino-shine2hd.dtb \
imx6sl-tolino-shine3.dtb \
+ imx6sl-tolino-vision.dtb \
imx6sl-tolino-vision5.dtb \
imx6sl-warp.dtb
dtb-$(CONFIG_SOC_IMX6SLL) += \
diff --git a/arch/arm/boot/dts/imx6sl-tolino-vision.dts b/arch/arm/boot/dts/imx6sl-tolino-vision.dts
new file mode 100644
index 000000000000..ee6e66218e49
--- /dev/null
+++ b/arch/arm/boot/dts/imx6sl-tolino-vision.dts
@@ -0,0 +1,490 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device tree for the Tolino Vison ebook reader
+ *
+ * Name on mainboard is: 37NB-E60Q30+4A3
+ * Serials start with: 6032
+ *
+ * Copyright 2023 Andreas Kemnade
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/leds/common.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/gpio.h>
+#include "imx6sl.dtsi"
+
+/ {
+ model = "Tolino Vision";
+ compatible = "kobo,tolino-vision", "fsl,imx6sl";
+
+ aliases {
+ mmc0 = &usdhc4;
+ mmc1 = &usdhc2;
+ };
+
+ backlight {
+ compatible = "pwm-backlight";
+ pwms = <&ec 0 50000>;
+ power-supply = <&backlight_regulator>;
+ };
+
+ backlight_regulator: regulator-backlight {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_backlight_power>;
+ regulator-name = "backlight";
+ gpio = <&gpio2 10 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ chosen {
+ stdout-path = &uart1;
+ };
+
+ gpio_keys: gpio-keys {
+ compatible = "gpio-keys";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_keys>;
+
+ key-cover {
+ /* magnetic sensor in the corner next to the uSD slot */
+ label = "Cover";
+ gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
+ linux,code = <SW_LID>;
+ linux,input-type = <EV_SW>;
+ wakeup-source;
+ };
+
+ key-fl {
+ label = "Frontlight";
+ gpios = <&gpio3 26 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_BRIGHTNESS_CYCLE>;
+ };
+
+ key-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_leds>;
+
+ led-0 {
+ /* LED on home button */
+ color = <LED_COLOR_ID_WHITE>;
+ function = LED_FUNCTION_STATUS;
+ gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
+ };
+
+ led-1 {
+ /* LED on power button */
+ color = <LED_COLOR_ID_WHITE>;
+ function = LED_FUNCTION_POWER;
+ gpios = <&gpio5 7 GPIO_ACTIVE_LOW>;
+ linux,default-trigger = "timer";
+ };
+ };
+
+ memory@80000000 {
+ device_type = "memory";
+ reg = <0x80000000 0x20000000>;
+ };
+
+ 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 {
+ 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";
+
+ touchscreen@15 {
+ reg = <0x15>;
+ compatible = "elan,ektf2132";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ts>;
+ power-gpios = <&gpio5 13 GPIO_ACTIVE_HIGH>;
+ interrupts-extended = <&gpio5 6 IRQ_TYPE_EDGE_FALLING>;
+ };
+
+ accelerometer@1d {
+ reg = <0x1d>;
+ compatible = "fsl,mma8652";
+ };
+};
+
+&i2c2 {
+ pinctrl-names = "default","sleep";
+ pinctrl-0 = <&pinctrl_i2c2>;
+ pinctrl-1 = <&pinctrl_i2c2_sleep>;
+ clock-frequency = <100000>;
+ status = "okay";
+};
+
+&i2c3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c3>;
+ clock-frequency = <100000>;
+ status = "okay";
+
+ ec: embedded-controller@43 {
+ compatible = "netronix,ntxec";
+ reg = <0x43>;
+ #pwm-cells = <2>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ec>;
+ interrupts-extended = <&gpio5 11 IRQ_TYPE_EDGE_FALLING>;
+ system-power-controller;
+ };
+};
+
+&snvs_rtc {
+ /*
+ * We are using the RTC in the PMIC, but this one is not disabled
+ * in imx6sl.dtsi.
+ */
+ status = "disabled";
+};
+
+&uart1 {
+ /* J4 */
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
+ status = "okay";
+};
+
+&uart4 {
+ /* J9 */
+ 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>;
+ cd-gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
+ status = "okay";
+
+ /* removable 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";
+
+ /* CyberTan WC121 (BCM43362) SDIO WiFi */
+};
+
+&usdhc4 {
+ pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
+ pinctrl-0 = <&pinctrl_usdhc4>;
+ pinctrl-1 = <&pinctrl_usdhc4_100mhz>;
+ pinctrl-2 = <&pinctrl_usdhc4_200mhz>;
+ pinctrl-3 = <&pinctrl_usdhc4_sleep>;
+ bus-width = <8>;
+ no-1-8-v;
+ non-removable;
+ status = "okay";
+
+ /* internal eMMC */
+};
+
+&usbotg1 {
+ pinctrl-names = "default";
+ disable-over-current;
+ srp-disable;
+ hnp-disable;
+ adp-disable;
+ status = "okay";
+};
+
+&iomuxc {
+ pinctrl_backlight_power: backlight-powergrp {
+ fsl,pins = <
+ MX6SL_PAD_EPDC_PWRCTRL3__GPIO2_IO10 0x10059
+ >;
+ };
+
+ pinctrl_ec: ecgrp {
+ fsl,pins = <
+ MX6SL_PAD_SD1_DAT0__GPIO5_IO11 0x17000
+ >;
+ };
+
+ pinctrl_gpio_keys: gpio-keysgrp {
+ fsl,pins = <
+ MX6SL_PAD_SD1_DAT1__GPIO5_IO08 0x110B0
+ MX6SL_PAD_SD1_DAT4__GPIO5_IO12 0x110B0
+ MX6SL_PAD_KEY_COL1__GPIO3_IO26 0x11030
+ >;
+ };
+
+ pinctrl_i2c1: i2c1grp {
+ fsl,pins = <
+ MX6SL_PAD_I2C1_SCL__I2C1_SCL 0x4001f8b1
+ MX6SL_PAD_I2C1_SDA__I2C1_SDA 0x4001f8b1
+ >;
+ };
+
+ pinctrl_i2c1_sleep: i2c1grp-sleep {
+ 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_leds: ledsgrp {
+ fsl,pins = <
+ MX6SL_PAD_SD1_DAT6__GPIO5_IO07 0x17059
+ MX6SL_PAD_SD1_DAT7__GPIO5_IO10 0x17059
+ MX6SL_PAD_EPDC_SDCE2__GPIO1_IO29 0x17059
+ >;
+ };
+
+ pinctrl_ts: tsgrp {
+ fsl,pins = <
+ MX6SL_PAD_SD1_DAT2__GPIO5_IO13 0x110B0
+ MX6SL_PAD_SD1_DAT3__GPIO5_IO06 0x1B0B1
+ >;
+ };
+
+ 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
+ MX6SL_PAD_SD2_DAT4__GPIO5_IO02 0x1b0b1
+ >;
+ };
+
+ 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_usdhc4: usdhc4grp {
+ fsl,pins = <
+ MX6SL_PAD_FEC_TX_CLK__SD4_CMD 0x17059
+ MX6SL_PAD_FEC_MDIO__SD4_CLK 0x13059
+ MX6SL_PAD_FEC_RX_ER__SD4_DATA0 0x17059
+ MX6SL_PAD_FEC_CRS_DV__SD4_DATA1 0x17059
+ MX6SL_PAD_FEC_RXD1__SD4_DATA2 0x17059
+ MX6SL_PAD_FEC_TXD0__SD4_DATA3 0x17059
+ MX6SL_PAD_FEC_MDC__SD4_DATA4 0x17059
+ MX6SL_PAD_FEC_RXD0__SD4_DATA5 0x17059
+ MX6SL_PAD_FEC_TX_EN__SD4_DATA6 0x17059
+ MX6SL_PAD_FEC_TXD1__SD4_DATA7 0x17059
+ MX6SL_PAD_FEC_REF_CLK__SD4_RESET 0x17068
+ >;
+ };
+
+ pinctrl_usdhc4_100mhz: usdhc4grp-100mhz {
+ fsl,pins = <
+ MX6SL_PAD_FEC_TX_CLK__SD4_CMD 0x170b9
+ MX6SL_PAD_FEC_MDIO__SD4_CLK 0x130b9
+ MX6SL_PAD_FEC_RX_ER__SD4_DATA0 0x170b9
+ MX6SL_PAD_FEC_CRS_DV__SD4_DATA1 0x170b9
+ MX6SL_PAD_FEC_RXD1__SD4_DATA2 0x170b9
+ MX6SL_PAD_FEC_TXD0__SD4_DATA3 0x170b9
+ MX6SL_PAD_FEC_MDC__SD4_DATA4 0x170b9
+ MX6SL_PAD_FEC_RXD0__SD4_DATA5 0x170b9
+ MX6SL_PAD_FEC_TX_EN__SD4_DATA6 0x170b9
+ MX6SL_PAD_FEC_TXD1__SD4_DATA7 0x170b9
+ >;
+ };
+
+ pinctrl_usdhc4_200mhz: usdhc4grp-200mhz {
+ fsl,pins = <
+ MX6SL_PAD_FEC_TX_CLK__SD4_CMD 0x170f9
+ MX6SL_PAD_FEC_MDIO__SD4_CLK 0x130f9
+ MX6SL_PAD_FEC_RX_ER__SD4_DATA0 0x170f9
+ MX6SL_PAD_FEC_CRS_DV__SD4_DATA1 0x170f9
+ MX6SL_PAD_FEC_RXD1__SD4_DATA2 0x170f9
+ MX6SL_PAD_FEC_TXD0__SD4_DATA3 0x170f9
+ MX6SL_PAD_FEC_MDC__SD4_DATA4 0x170f9
+ MX6SL_PAD_FEC_RXD0__SD4_DATA5 0x170f9
+ MX6SL_PAD_FEC_TX_EN__SD4_DATA6 0x170f9
+ MX6SL_PAD_FEC_TXD1__SD4_DATA7 0x170f9
+ >;
+ };
+
+ pinctrl_usdhc4_sleep: usdhc4grp-sleep {
+ fsl,pins = <
+ MX6SL_PAD_FEC_TX_CLK__GPIO4_IO21 0x100c1
+ MX6SL_PAD_FEC_MDIO__GPIO4_IO20 0x100c1
+ MX6SL_PAD_FEC_RX_ER__GPIO4_IO19 0x100c1
+ MX6SL_PAD_FEC_CRS_DV__GPIO4_IO25 0x100c1
+ MX6SL_PAD_FEC_RXD1__GPIO4_IO18 0x100c1
+ MX6SL_PAD_FEC_TXD0__GPIO4_IO24 0x100c1
+ MX6SL_PAD_FEC_MDC__GPIO4_IO23 0x100c1
+ MX6SL_PAD_FEC_RXD0__GPIO4_IO17 0x100c1
+ MX6SL_PAD_FEC_TX_EN__GPIO4_IO22 0x100c1
+ MX6SL_PAD_FEC_TXD1__GPIO4_IO16 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 */
+ >;
+ };
+};
--
2.30.2
