diff options
Diffstat (limited to 'arch/arm/dts/stm32mp157c-ed1.dts')
| -rw-r--r-- | arch/arm/dts/stm32mp157c-ed1.dts | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/arch/arm/dts/stm32mp157c-ed1.dts b/arch/arm/dts/stm32mp157c-ed1.dts new file mode 100644 index 0000000000..4b20fabb71 --- /dev/null +++ b/arch/arm/dts/stm32mp157c-ed1.dts @@ -0,0 +1,167 @@ +/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ +/* + * Copyright (C) STMicroelectronics 2017 - All Rights Reserved + * Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics. + */ + +/dts-v1/; + +#include "stm32mp157.dtsi" +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/pinctrl/stm32-pinfunc.h> + +/ { + model = "STMicroelectronics STM32MP157C pmic eval daughter"; + compatible = "st,stm32mp157c-ed1", "st,stm32mp157"; + + chosen { + bootargs = "earlyprintk console=ttyS3,115200 root=/dev/ram"; + stdout-path = "serial3:115200n8"; + }; + + memory { + reg = <0xC0000000 0x40000000>; + }; +}; + +&gpioa { + status = "okay"; +}; + +&gpiob { + status = "okay"; +}; + +&gpioc { + status = "okay"; +}; + +&gpiod { + status = "okay"; +}; + +&gpioe { + status = "okay"; +}; + +&gpiof { + status = "okay"; +}; + +&gpiog { + status = "okay"; +}; + +&gpioh { + status = "okay"; +}; + +&gpioi { + status = "okay"; +}; + +&gpioj { + status = "okay"; +}; + +&gpiok { + status = "okay"; +}; + +&gpioz { + status = "okay"; +}; + +&pinctrl { + uart4_pins_a: uart4@0 { + pins1 { + pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */ + bias-disable; + }; + }; + + sdmmc1_b4_pins_a: sdmmc1-b4@0 { + pins { + pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */ + <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */ + <STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */ + <STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */ + <STM32_PINMUX('C', 12, AF12)>, /* SDMMC1_CK */ + <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */ + slew-rate = <3>; + drive-push-pull; + bias-disable; + }; + }; + + sdmmc1_dir_pins_a: sdmmc1-dir@0 { + pins { + pinmux = <STM32_PINMUX('F', 2, AF11)>, /* SDMMC1_D0DIR */ + <STM32_PINMUX('C', 7, AF8)>, /* SDMMC1_D123DIR */ + <STM32_PINMUX('B', 9, AF11)>, /* SDMMC1_CDIR */ + <STM32_PINMUX('E', 4, AF8)>; /* SDMMC1_CKIN */ + slew-rate = <3>; + drive-push-pull; + bias-pull-up; + }; + }; +}; + +&pinctrl_z { + i2c4_pins_a: i2c4@0 { + pins { + pinmux = <STM32_PINMUX('Z', 4, AF6)>, /* I2C4_SCL */ + <STM32_PINMUX('Z', 5, AF6)>; /* I2C4_SDA */ + bias-disable; + drive-open-drain; + slew-rate = <0>; + }; + }; +}; + +&i2c4 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c4_pins_a>; + i2c-scl-rising-time-ns = <185>; + i2c-scl-falling-time-ns = <20>; + status = "okay"; + + pmic: stpmu1@33 { + compatible = "st,stpmu1"; + reg = <0x33>; + interrupts = <0 2>; + interrupt-parent = <&gpioa>; + interrupt-controller; + #interrupt-cells = <2>; + status = "okay"; + }; +}; + +&sdmmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>; + broken-cd; + st,dirpol; + st,negedge; + st,pin-ckin; + bus-width = <4>; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-ddr50; + sd-uhs-sdr104; + status = "okay"; +}; + +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&uart4_pins_a>; + status = "okay"; +}; |