diff options
Diffstat (limited to 'arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts')
| -rw-r--r-- | arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts b/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts new file mode 100644 index 000000000..cb00ce7ce --- /dev/null +++ b/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts @@ -0,0 +1,254 @@ +/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */ +/* + * Copyright (C) 2020 STMicroelectronics - All Rights Reserved + * Copyright (C) 2020 Ahmad Fatoum, Pengutronix + */ + +/dts-v1/; + +#include "stm32mp157.dtsi" +#include "stm32mp15xx-osd32.dtsi" +#include "stm32mp15xxac-pinctrl.dtsi" + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/pwm/pwm.h> + +/ { + model = "Linux Automation MC-1 board"; + compatible = "lxa,stm32mp157c-mc1", "oct,stm32mp15xx-osd32", "st,stm32mp157"; + + aliases { + ethernet0 = ðernet0; + mmc0 = &sdmmc1; + mmc1 = &sdmmc2; + serial0 = &uart4; + }; + + backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&backlight_pwm 1 100000 PWM_POLARITY_INVERTED>; + brightness-levels = <0 31 63 95 127 159 191 223 255>; + default-brightness-level = <7>; + power-supply = <®_5v2>; /* 3V3_BACKLIGHT */ + }; + + chosen { + stdout-path = &uart4; + }; + + led-controller-0 { + compatible = "gpio-leds"; + + led-0 { + label = "mc1:green:act"; + gpios = <&gpioa 13 GPIO_ACTIVE_LOW>; + linux,default-trigger = "heartbeat"; + }; + }; + + led-controller-1 { + compatible = "pwm-leds"; + + /* led-1 to led-3 are part of a single RGB led */ + led-1 { + label = "mc1:red:rgb"; + pwms = <&leds_pwm 1 1000000 0>; + max-brightness = <255>; + active-low; + }; + + led-2 { + label = "mc1:green:rgb"; + pwms = <&leds_pwm 2 1000000 0>; + max-brightness = <255>; + active-low; + }; + + led-3 { + label = "mc1:blue:rgb"; + pwms = <&leds_pwm 3 1000000 0>; + max-brightness = <255>; + active-low; + }; + }; + + panel: panel { + compatible = "edt,etm0700g0edh6", "simple-panel"; + backlight = <&backlight>; + enable-gpios = <&gpiod 4 GPIO_ACTIVE_HIGH>; + power-supply = <®_3v3>; + + port { + panel_input: endpoint { + remote-endpoint = <<dc_ep0_out>; + }; + }; + }; + + reg_3v3: regulator_3v3 { + compatible = "regulator-fixed"; + regulator-name = "3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + vin-supply = <&v3v3>; + }; + + /* supplied by either debug board or PoE */ + reg_5v2: regulator_5v2 { + compatible = "regulator-fixed"; + regulator-name = "5V2"; + regulator-min-microvolt = <5200000>; + regulator-max-microvolt = <5200000>; + regulator-always-on; + }; +}; + +ðernet0 { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <ðernet0_rgmii_pins_b>; + pinctrl-1 = <ðernet0_rgmii_sleep_pins_b>; + phy-mode = "rgmii-id"; + phy-handle = <ðphy>; + status = "okay"; + + mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + + ethphy: ethernet-phy@3 { /* KSZ9031RN */ + reg = <3>; + reset-gpios = <&gpiog 0 GPIO_ACTIVE_LOW>; /* ETH_RST# */ + interrupt-parent = <&gpioa>; + interrupts = <6 IRQ_TYPE_EDGE_FALLING>; /* ETH_MDINT# */ + reset-assert-us = <10000>; + reset-deassert-us = <300>; + micrel,force-master; + }; + }; +}; + +&gpioz { + gpio-line-names = "HWID0", "HWID1", "HWID2", "HWID3", "", "", + "HWID4", "HWID5"; +}; + +&i2c5 { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&i2c5_pins_b>; + pinctrl-1 = <&i2c5_sleep_pins_b>; + clock-frequency = <400000>; + status = "okay"; + + touchscreen@38 { + compatible = "edt,edt-ft5x06"; + interrupt-parent = <&gpiod>; + interrupts = <11 IRQ_TYPE_EDGE_FALLING>; /* TOUCH_INT# */ + vcc-supply = <®_3v3>; + reg = <0x38>; + reset-gpios = <&gpiof 8 GPIO_ACTIVE_LOW>; /* TOUCH_RESET# */ + touchscreen-size-x = <1792>; + touchscreen-size-y = <1024>; + wakeup-source; + }; +}; + +<dc { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <<dc_pins_c>; + pinctrl-1 = <<dc_sleep_pins_c>; + status = "okay"; + + port { + ltdc_ep0_out: endpoint@0 { + reg = <0>; + remote-endpoint = <&panel_input>; + }; + }; +}; + +&pmic { + regulators { + buck4-supply = <®_5v2>; /* VIN */ + ldo2-supply = <®_5v2>; /* PMIC_LDO25IN */ + ldo5-supply = <®_5v2>; /* PMIC_LDO25IN */ + boost-supply = <®_5v2>; /* PMIC_BSTIN */ + pwr_sw2-supply = <&bst_out>; /* PMIC_SWIN */ + }; +}; + +&sdmmc1 { + pinctrl-names = "default", "opendrain", "sleep"; + pinctrl-0 = <&sdmmc1_b4_pins_a>; + pinctrl-1 = <&sdmmc1_b4_od_pins_a>; + pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>; + bus-width = <4>; + cd-gpios = <&gpioh 3 GPIO_ACTIVE_LOW>; + disable-wp; + no-1-8-v; + st,neg-edge; + vmmc-supply = <®_3v3>; + status = "okay"; +}; + +&sdmmc1_b4_pins_a { + /* + * board lacks external pull-ups on SDMMC lines. Class 10 SD refuses to + * work, thus enable internal pull-ups. + */ + pins1 { + /delete-property/ bias-disable; + bias-pull-up; + }; + pins2 { + /delete-property/ bias-disable; + bias-pull-up; + }; +}; + +&sdmmc2 { + pinctrl-names = "default", "opendrain", "sleep"; + pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_b>; + pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_b>; + pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_b>; + bus-width = <8>; + mmc-ddr-3_3v; + no-1-8-v; + no-sd; + no-sdio; + non-removable; + st,neg-edge; + vmmc-supply = <®_3v3>; + status = "okay"; +}; + +&timers3 { + status = "okay"; + + backlight_pwm: pwm { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pwm3_pins_b>; + pinctrl-1 = <&pwm3_sleep_pins_b>; + status = "okay"; + }; +}; + +&timers5 { + status = "okay"; + + leds_pwm: pwm { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pwm5_pins_b>; + pinctrl-1 = <&pwm5_sleep_pins_b>; + status = "okay"; + }; +}; + +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&uart4_pins_a>; + /delete-property/dmas; + /delete-property/dma-names; + status = "okay"; +}; |