1/* 2 * Copyright (c) 2022 Espressif Systems (Shanghai) Co., Ltd. 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7#include <zephyr/dt-bindings/pinctrl/esp-pinctrl-common.h> 8#include <dt-bindings/pinctrl/esp32-pinctrl.h> 9#include <zephyr/dt-bindings/pinctrl/esp32-gpio-sigmap.h> 10 11&pinctrl { 12 13 uart0_default: uart0_default { 14 group1 { 15 pinmux = <UART0_TX_GPIO1>; 16 output-high; 17 }; 18 group2 { 19 pinmux = <UART0_RX_GPIO3>; 20 bias-pull-up; 21 }; 22 }; 23 24 spim3_default: spim3_default { 25 group1 { 26 pinmux = <SPIM3_MISO_GPIO19>, 27 <SPIM3_SCLK_GPIO18>, 28 <SPIM3_CSEL_GPIO5>, 29 <SPIM3_CSEL1_GPIO22>; 30 }; 31 group2 { 32 pinmux = <SPIM3_MOSI_GPIO23>; 33 output-low; 34 }; 35 }; 36 37 i2c0_default: i2c0_default { 38 group1 { 39 pinmux = <I2C0_SDA_GPIO4>, 40 <I2C0_SCL_GPIO15>; 41 bias-pull-up; 42 drive-open-drain; 43 output-high; 44 }; 45 }; 46 47}; 48