| # Copyright (c) 2018 Intel Corporation |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| menuconfig SPI_FLASH_W25QXXDV |
| bool "SPI NOR Flash Winbond W25QXXDV" |
| select FLASH_HAS_DRIVER_ENABLED |
| depends on SPI |
| |
| if SPI_FLASH_W25QXXDV |
| |
| config SPI_FLASH_W25QXXDV_DRV_NAME |
| string "SPI flash device name" |
| default "W25QXXDV" |
| |
| config SPI_FLASH_W25QXXDV_INIT_PRIORITY |
| int |
| default 80 |
| help |
| Device driver initialization priority. |
| Device is connected to SPI bus, it has to |
| be initialized after SPI driver. |
| |
| config SPI_FLASH_W25QXXDV_GPIO_SPI_CS |
| bool "Manage SPI CS through a GPIO pin" |
| help |
| This option is useful if one needs to manage SPI CS through a GPIO |
| pin to by-pass the SPI controller's CS logic. |
| |
| config SPI_FLASH_W25QXXDV_GPIO_CS_WAIT_DELAY |
| int "Delay time in us" |
| default 0 |
| depends on SPI_FLASH_W25QXXDV_GPIO_SPI_CS |
| help |
| This is the wait delay (in us) to allow for CS switching to take effect |
| |
| config SPI_FLASH_W25QXXDV_FLASH_SIZE |
| int "Flash size in bytes" |
| default 2097152 |
| help |
| This is the flash capacity in bytes. |
| |
| config SPI_FLASH_W25QXXDV_DEVICE_ID |
| hex "Device ID in hex" |
| default 0x00ef4015 |
| help |
| This is the device ID of the flash chip to use, which is 0x00ef4015 for |
| the W25QXXDV |
| |
| config SPI_FLASH_W25QXXDV_PAGE_PROGRAM_SIZE |
| int "Page Program Size in bytes" |
| default 256 |
| help |
| This is the maximum size of a page program operation. Writing data |
| over this page boundary will split the write operation into two |
| pages. |
| |
| endif # SPI_FLASH_W25QXXDV |
