1// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) 2/* 3 * Copyright (c) 2022-2023, STMicroelectronics - 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 /omit-if-no-ref/ 10 i2c4_pins_a: i2c4-0 { 11 pins { 12 pinmux = <STM32_PINMUX('E', 15, AF6)>, /* I2C4_SCL */ 13 <STM32_PINMUX('B', 9, AF6)>; /* I2C4_SDA */ 14 bias-disable; 15 drive-open-drain; 16 slew-rate = <0>; 17 }; 18 }; 19 20 /omit-if-no-ref/ 21 sdmmc1_b4_pins_a: sdmmc1-b4-0 { 22 pins { 23 pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */ 24 <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */ 25 <STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */ 26 <STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */ 27 <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */ 28 slew-rate = <1>; 29 drive-push-pull; 30 bias-disable; 31 }; 32 }; 33 34 /omit-if-no-ref/ 35 sdmmc1_clk_pins_a: sdmmc1-clk-0 { 36 pins { 37 pinmux = <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */ 38 slew-rate = <1>; 39 drive-push-pull; 40 bias-disable; 41 }; 42 }; 43 44 /omit-if-no-ref/ 45 sdmmc2_b4_pins_a: sdmmc2-b4-0 { 46 pins { 47 pinmux = <STM32_PINMUX('B', 14, AF10)>, /* SDMMC2_D0 */ 48 <STM32_PINMUX('B', 15, AF10)>, /* SDMMC2_D1 */ 49 <STM32_PINMUX('B', 3, AF10)>, /* SDMMC2_D2 */ 50 <STM32_PINMUX('B', 4, AF10)>, /* SDMMC2_D3 */ 51 <STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */ 52 slew-rate = <1>; 53 drive-push-pull; 54 bias-pull-up; 55 }; 56 }; 57 58 /omit-if-no-ref/ 59 sdmmc2_clk_pins_a: sdmmc2-clk-0 { 60 pins { 61 pinmux = <STM32_PINMUX('E', 3, AF10)>; /* SDMMC2_CK */ 62 slew-rate = <1>; 63 drive-push-pull; 64 bias-pull-up; 65 }; 66 }; 67 68 /omit-if-no-ref/ 69 uart4_pins_a: uart4-0 { 70 pins1 { 71 pinmux = <STM32_PINMUX('D', 6, AF8)>; /* UART4_TX */ 72 bias-disable; 73 drive-push-pull; 74 slew-rate = <0>; 75 }; 76 pins2 { 77 pinmux = <STM32_PINMUX('D', 8, AF8)>; /* UART4_RX */ 78 bias-disable; 79 }; 80 }; 81 82 /omit-if-no-ref/ 83 usart1_pins_a: usart1-0 { 84 pins1 { 85 pinmux = <STM32_PINMUX('C', 0, AF7)>, /* USART1_TX */ 86 <STM32_PINMUX('C', 2, AF7)>; /* USART1_RTS */ 87 bias-disable; 88 drive-push-pull; 89 slew-rate = <0>; 90 }; 91 pins2 { 92 pinmux = <STM32_PINMUX('B', 0, AF4)>, /* USART1_RX */ 93 <STM32_PINMUX('A', 7, AF7)>; /* USART1_CTS_NSS */ 94 bias-pull-up; 95 }; 96 }; 97 98 /omit-if-no-ref/ 99 uart8_pins_a: uart8-0 { 100 pins1 { 101 pinmux = <STM32_PINMUX('E', 1, AF8)>; /* UART8_TX */ 102 bias-disable; 103 drive-push-pull; 104 slew-rate = <0>; 105 }; 106 pins2 { 107 pinmux = <STM32_PINMUX('F', 9, AF8)>; /* UART8_RX */ 108 bias-pull-up; 109 }; 110 }; 111}; 112