1/* 2 * Copyright (c) 2023 Espressif Systems (Shanghai) Co., Ltd. 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7#include "esp32_common.dtsi" 8 9/* Reserved GPIO pins */ 10&gpio0 { 11 gpio-reserved-ranges = <6 10>, // embeddef psram 12 <11>, // flash CS 13 <20>,<24>,<28 31>; // NC 14}; 15 16/* 2MB psram */ 17&psram0 { 18 reg = <0x3f800000 DT_SIZE_M(2)>; 19 status = "okay"; 20}; 21