components/spi_flash/include/spi_flash_chip_gd.h (ESP-IDF)

// Copyright 2015-2019 Espressif Systems (Shanghai) PTE LTD // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #pragma once #include <stdint.h> #include "esp_flash.h" #include "spi_flash_chip_driver.h" /** * GD (GigaDevice) SPI flash chip_drv, uses all the above functions for its operations. In * default autodetection, this is used as a catchall if a more specific chip_drv * is not found. * * Note that this is for GD chips with product ID 40H (GD25Q) and 60H (GD25LQ). The chip diver uses * different commands to write the SR2 register according to the chip ID. For GD25Q40 - GD25Q16 * chips, and GD25LQ chips, WRSR (01H) command is used; while WRSR2 (31H) is used for GD25Q32 - * GD25Q127 chips. */ esp_err_t spi_flash_chip_gd_probe(esp_flash_t *chip, uint32_t flash_id); esp_err_t spi_flash_chip_gd_set_io_mode(esp_flash_t *chip); esp_err_t spi_flash_chip_gd_get_io_mode(esp_flash_t *chip, esp_flash_io_mode_t* out_io_mode); extern const spi_flash_chip_t esp_flash_chip_gd;