diff options
Diffstat (limited to 'arch/arm/boot/dts/imx50-kobo-aura.dts')
| -rw-r--r-- | arch/arm/boot/dts/imx50-kobo-aura.dts | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx50-kobo-aura.dts b/arch/arm/boot/dts/imx50-kobo-aura.dts new file mode 100644 index 000000000..a0eaf869b --- /dev/null +++ b/arch/arm/boot/dts/imx50-kobo-aura.dts @@ -0,0 +1,258 @@ +// SPDX-License-Identifier: GPL-2.0+ +// Copyright 2019 Jonathan Neuschäfer +// +// The Kobo Aura e-book reader, model N514. The mainboard is marked as E606F0B. + +/dts-v1/; +#include "imx50.dtsi" +#include <dt-bindings/input/input.h> + +/ { + model = "Kobo Aura (N514)"; + compatible = "kobo,aura", "fsl,imx50"; + + chosen { + stdout-path = "serial1:115200n8"; + }; + + memory@70000000 { + device_type = "memory"; + reg = <0x70000000 0x10000000>; + }; + + gpio-leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_leds>; + + on { + label = "kobo_aura:orange:on"; + gpios = <&gpio6 24 GPIO_ACTIVE_LOW>; + panic-indicator; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpiokeys>; + + power { + label = "Power Button"; + gpios = <&gpio4 10 GPIO_ACTIVE_LOW>; + linux,code = <KEY_POWER>; + }; + + hallsensor { + label = "Hallsensor"; + gpios = <&gpio5 15 GPIO_ACTIVE_LOW>; + linux,code = <KEY_RESERVED>; + linux,input-type = <EV_SW>; + }; + + frontlight { + label = "Frontlight"; + gpios = <&gpio4 1 GPIO_ACTIVE_LOW>; + linux,code = <KEY_DISPLAYTOGGLE>; + }; + }; + + sd2_pwrseq: pwrseq { + compatible = "mmc-pwrseq-simple"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sd2_reset>; + reset-gpios = <&gpio4 17 GPIO_ACTIVE_LOW>; + }; + + sd2_vmmc: gpio-regulator { + compatible = "regulator-gpio"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sd2_vmmc>; + regulator-name = "vmmc"; + states = <3300000 0>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + enable-gpio = <&gpio4 12 GPIO_ACTIVE_LOW>; + startup-delay-us = <100000>; + }; +}; + +&esdhc1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sd1>; + max-frequency = <50000000>; + bus-width = <4>; + cd-gpios = <&gpio5 17 GPIO_ACTIVE_LOW>; + disable-wp; + status = "okay"; + + /* External µSD card */ +}; + +&esdhc2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sd2>; + bus-width = <4>; + max-frequency = <50000000>; + disable-wp; + mmc-pwrseq = <&sd2_pwrseq>; + vmmc-supply = <&sd2_vmmc>; + status = "okay"; + + /* CyberTan WC121 SDIO WiFi (BCM43362) */ +}; + +&esdhc3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sd3>; + bus-width = <8>; + non-removable; + max-frequency = <50000000>; + disable-wp; + status = "okay"; + + /* Internal eMMC */ +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c1>; + status = "okay"; + + /* TODO: ektf2132 touch controller at 0x15 */ +}; + +&i2c2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c2>; + status = "okay"; + + /* TODO: TPS65185 PMIC for E Ink at 0x68 */ +}; + +&i2c3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3>; + status = "okay"; + + /* TODO: embedded controller at 0x43 */ +}; + +&iomuxc { + pinctrl_gpiokeys: gpiokeys { + fsl,pins = < + MX50_PAD_CSPI_MISO__GPIO4_10 0x0 + MX50_PAD_SD2_D7__GPIO5_15 0x0 + MX50_PAD_KEY_ROW0__GPIO4_1 0x0 + >; + }; + + pinctrl_i2c1: i2c1 { + fsl,pins = < + MX50_PAD_I2C1_SCL__I2C1_SCL 0x400001fd + MX50_PAD_I2C1_SDA__I2C1_SDA 0x400001fd + >; + }; + + pinctrl_i2c2: i2c2 { + fsl,pins = < + MX50_PAD_I2C2_SCL__I2C2_SCL 0x400001fd + MX50_PAD_I2C2_SDA__I2C2_SDA 0x400001fd + >; + }; + + pinctrl_i2c3: i2c3 { + fsl,pins = < + MX50_PAD_I2C3_SCL__I2C3_SCL 0x400001fd + MX50_PAD_I2C3_SDA__I2C3_SDA 0x400001fd + >; + }; + + pinctrl_leds: leds { + fsl,pins = < + MX50_PAD_PWM1__GPIO6_24 0x0 + >; + }; + + pinctrl_sd1: sd1 { + fsl,pins = < + MX50_PAD_SD1_CMD__ESDHC1_CMD 0x1e4 + MX50_PAD_SD1_CLK__ESDHC1_CLK 0xd4 + MX50_PAD_SD1_D0__ESDHC1_DAT0 0x1d4 + MX50_PAD_SD1_D1__ESDHC1_DAT1 0x1d4 + MX50_PAD_SD1_D2__ESDHC1_DAT2 0x1d4 + MX50_PAD_SD1_D3__ESDHC1_DAT3 0x1d4 + + MX50_PAD_SD2_CD__GPIO5_17 0x0 + >; + }; + + pinctrl_sd2: sd2 { + fsl,pins = < + MX50_PAD_SD2_CMD__ESDHC2_CMD 0x1e4 + MX50_PAD_SD2_CLK__ESDHC2_CLK 0xd4 + MX50_PAD_SD2_D0__ESDHC2_DAT0 0x1d4 + MX50_PAD_SD2_D1__ESDHC2_DAT1 0x1d4 + MX50_PAD_SD2_D2__ESDHC2_DAT2 0x1d4 + MX50_PAD_SD2_D3__ESDHC2_DAT3 0x1d4 + >; + }; + + pinctrl_sd2_reset: sd2-reset { + fsl,pins = < + MX50_PAD_ECSPI2_MOSI__GPIO4_17 0x0 + >; + }; + + pinctrl_sd2_vmmc: sd2-vmmc { + fsl,pins = < + MX50_PAD_ECSPI1_SCLK__GPIO4_12 0x0 + >; + }; + + pinctrl_sd3: sd3 { + fsl,pins = < + MX50_PAD_SD3_CMD__ESDHC3_CMD 0x1e4 + MX50_PAD_SD3_CLK__ESDHC3_CLK 0xd4 + MX50_PAD_SD3_D0__ESDHC3_DAT0 0x1d4 + MX50_PAD_SD3_D1__ESDHC3_DAT1 0x1d4 + MX50_PAD_SD3_D2__ESDHC3_DAT2 0x1d4 + MX50_PAD_SD3_D3__ESDHC3_DAT3 0x1d4 + MX50_PAD_SD3_D4__ESDHC3_DAT4 0x1d4 + MX50_PAD_SD3_D5__ESDHC3_DAT5 0x1d4 + MX50_PAD_SD3_D6__ESDHC3_DAT6 0x1d4 + MX50_PAD_SD3_D7__ESDHC3_DAT7 0x1d4 + >; + }; + + pinctrl_uart2: uart2 { + fsl,pins = < + MX50_PAD_UART2_TXD__UART2_TXD_MUX 0x1e4 + MX50_PAD_UART2_RXD__UART2_RXD_MUX 0x1e4 + >; + }; + + pinctrl_usbphy: usbphy { + fsl,pins = < + MX50_PAD_ECSPI2_SS0__GPIO4_19 0x0 + >; + }; +}; + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart2>; + status = "okay"; +}; + +&usbotg { + phy_type = "utmi_wide"; + dr_mode = "peripheral"; + status = "okay"; +}; + +&usbphy0 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usbphy>; + vbus-detect-gpio = <&gpio4 19 GPIO_ACTIVE_LOW>; +}; |