1/* 2 * Copyright (c) 2022 AVSystem Sławomir Wolf Sp.j. (AVSystem) 3 * Copyright (c) 2023 Martin Kiepfer <m.kiepfer@teleschrim.org> 4 * Copyright (c) 2025 Jakub Novák <jakubnovak.cz@outlook.cz> 5 * 6 * SPDX-License-Identifier: Apache-2.0 7 */ 8 9#include <zephyr/dt-bindings/pinctrl/esp-pinctrl-common.h> 10#include <zephyr/dt-bindings/pinctrl/esp32-pinctrl.h> 11#include <zephyr/dt-bindings/pinctrl/esp32-gpio-sigmap.h> 12 13&pinctrl { 14 uart0_tx_gpio1: uart0_tx_gpio1 { 15 pinmux = <UART0_TX_GPIO1>; 16 }; 17 18 uart0_rx_gpio3: uart0_rx_gpio3 { 19 pinmux = <UART0_RX_GPIO3>; 20 bias-pull-up; 21 }; 22 23 uart1_tx_gpio16: uart1_tx_gpio16 { 24 pinmux = <UART1_TX_GPIO16>; 25 }; 26 27 uart1_rx_gpio17: uart1_rx_gpio17 { 28 pinmux = <UART1_RX_GPIO17>; 29 }; 30 31 spim3_default: spim3_default { 32 group1 { 33 pinmux = <SPIM3_MISO_GPIO23>, 34 <SPIM3_SCLK_GPIO18>; 35 }; 36 37 group2 { 38 pinmux = <SPIM3_MOSI_GPIO23>, <SPIM3_SCLK_GPIO18>; 39 output-low; 40 }; 41 }; 42 43 i2c0_default: i2c0_default { 44 group1 { 45 pinmux = <I2C0_SDA_GPIO21>, 46 <I2C0_SCL_GPIO22>; 47 drive-open-drain; 48 output-high; 49 }; 50 }; 51 52 ledc0_default: ledc0_default { 53 group1 { 54 pinmux = <LEDC_CH7_GPIO32>; 55 output-enable; 56 }; 57 58 group2 { 59 pinmux = <LEDC_CH8_GPIO25>; 60 output-enable; 61 }; 62 }; 63}; 64