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 pins { 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 }; 31 32 sdmmc1_clk_pins_a: sdmmc1-clk-0 { 33 pins { 34 pinmux = <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */ 35 slew-rate = <1>; 36 drive-push-pull; 37 bias-disable; 38 }; 39 }; 40 41 sdmmc2_b4_pins_a: sdmmc2-b4-0 { 42 pins { 43 pinmux = <STM32_PINMUX('B', 14, AF10)>, /* SDMMC2_D0 */ 44 <STM32_PINMUX('B', 15, AF10)>, /* SDMMC2_D1 */ 45 <STM32_PINMUX('B', 3, AF10)>, /* SDMMC2_D2 */ 46 <STM32_PINMUX('B', 4, AF10)>, /* SDMMC2_D3 */ 47 <STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */ 48 slew-rate = <1>; 49 drive-push-pull; 50 bias-pull-up; 51 }; 52 }; 53 54 sdmmc2_clk_pins_a: sdmmc2-clk-0 { 55 pins { 56 pinmux = <STM32_PINMUX('E', 3, AF10)>; /* SDMMC2_CK */ 57 slew-rate = <1>; 58 drive-push-pull; 59 bias-pull-up; 60 }; 61 }; 62 63 uart4_pins_a: uart4-0 { 64 pins1 { 65 pinmux = <STM32_PINMUX('D', 6, AF8)>; /* UART4_TX */ 66 bias-disable; 67 drive-push-pull; 68 slew-rate = <0>; 69 }; 70 pins2 { 71 pinmux = <STM32_PINMUX('D', 8, AF8)>; /* UART4_RX */ 72 bias-disable; 73 }; 74 }; 75 76 usart1_pins_a: usart1-0 { 77 pins1 { 78 pinmux = <STM32_PINMUX('C', 0, AF7)>, /* USART1_TX */ 79 <STM32_PINMUX('C', 2, AF7)>; /* USART1_RTS */ 80 bias-disable; 81 drive-push-pull; 82 slew-rate = <0>; 83 }; 84 pins2 { 85 pinmux = <STM32_PINMUX('B', 0, AF4)>, /* USART1_RX */ 86 <STM32_PINMUX('A', 7, AF7)>; /* USART1_CTS_NSS */ 87 bias-pull-up; 88 }; 89 }; 90 91 uart8_pins_a: uart8-0 { 92 pins1 { 93 pinmux = <STM32_PINMUX('E', 1, AF8)>; /* UART8_TX */ 94 bias-disable; 95 drive-push-pull; 96 slew-rate = <0>; 97 }; 98 pins2 { 99 pinmux = <STM32_PINMUX('F', 9, AF8)>; /* UART8_RX */ 100 bias-pull-up; 101 }; 102 }; 103}; 104