1// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) 2/* 3 * Copyright (C) STMicroelectronics 2022 - All Rights Reserved 4 * Author: Alexandre Torgue <alexandre.torgue@foss.st.com> 5 */ 6#include <dt-bindings/pinctrl/stm32-pinfunc.h> 7 8&pinctrl { 9 i2c4_pins_a: i2c4-0 { 10 pins { 11 pinmux = <STM32_PINMUX('E', 15, AF6)>, /* I2C4_SCL */ 12 <STM32_PINMUX('B', 9, AF6)>; /* I2C4_SDA */ 13 bias-disable; 14 drive-open-drain; 15 slew-rate = <0>; 16 }; 17 }; 18 19 sdmmc1_b4_pins_a: sdmmc1-b4-0 { 20 pins1 { 21 pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */ 22 <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */ 23 <STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */ 24 <STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */ 25 <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */ 26 slew-rate = <1>; 27 drive-push-pull; 28 bias-disable; 29 }; 30 pins2 { 31 pinmux = <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */ 32 slew-rate = <2>; 33 drive-push-pull; 34 bias-disable; 35 }; 36 }; 37 38 sdmmc2_b4_pins_a: sdmmc2-b4-0 { 39 pins1 { 40 pinmux = <STM32_PINMUX('B', 14, AF10)>, /* SDMMC2_D0 */ 41 <STM32_PINMUX('B', 15, AF10)>, /* SDMMC2_D1 */ 42 <STM32_PINMUX('B', 3, AF10)>, /* SDMMC2_D2 */ 43 <STM32_PINMUX('B', 4, AF10)>, /* SDMMC2_D3 */ 44 <STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */ 45 slew-rate = <1>; 46 drive-push-pull; 47 bias-pull-up; 48 }; 49 pins2 { 50 pinmux = <STM32_PINMUX('E', 3, AF10)>; /* SDMMC2_CK */ 51 slew-rate = <2>; 52 drive-push-pull; 53 bias-pull-up; 54 }; 55 }; 56 57 uart4_pins_a: uart4-0 { 58 pins1 { 59 pinmux = <STM32_PINMUX('D', 6, AF8)>; /* UART4_TX */ 60 bias-disable; 61 drive-push-pull; 62 slew-rate = <0>; 63 }; 64 pins2 { 65 pinmux = <STM32_PINMUX('D', 8, AF8)>; /* UART4_RX */ 66 bias-disable; 67 }; 68 }; 69 70 usart1_pins_a: usart1-0 { 71 pins1 { 72 pinmux = <STM32_PINMUX('C', 0, AF7)>, /* USART1_TX */ 73 <STM32_PINMUX('C', 2, AF7)>; /* USART1_RTS */ 74 bias-disable; 75 drive-push-pull; 76 slew-rate = <0>; 77 }; 78 pins2 { 79 pinmux = <STM32_PINMUX('B', 0, AF4)>, /* USART1_RX */ 80 <STM32_PINMUX('A', 7, AF7)>; /* USART1_CTS_NSS */ 81 bias-pull-up; 82 }; 83 }; 84 85 uart8_pins_a: uart8-0 { 86 pins1 { 87 pinmux = <STM32_PINMUX('E', 1, AF8)>; /* UART8_TX */ 88 bias-disable; 89 drive-push-pull; 90 slew-rate = <0>; 91 }; 92 pins2 { 93 pinmux = <STM32_PINMUX('F', 9, AF8)>; /* UART8_RX */ 94 bias-pull-up; 95 }; 96 }; 97}; 98