| # Kconfig Andes QSPI-NOR configuration options |
| # |
| # Copyright (c) 2023 Andes Technology Corporation. |
| # |
| # SPDX-License-Identifier: Apache-2.0 |
| # |
| |
| menuconfig FLASH_ANDES_QSPI |
| bool "Andes FLASH driver" |
| default y |
| depends on DT_HAS_ANDESTECH_QSPI_NOR_ENABLED |
| select FLASH_HAS_PAGE_LAYOUT |
| select FLASH_JESD216 |
| select FLASH_HAS_DRIVER_ENABLED |
| select FLASH_HAS_EXPLICIT_ERASE |
| depends on !SPI_NOR |
| help |
| Enable driver for Andes QSPI |
| |
| if FLASH_ANDES_QSPI |
| |
| choice FLASH_ANDES_QSPI_SFDP |
| prompt "Source for Serial Flash Discoverable Parameters" |
| default FLASH_ANDES_QSPI_SFDP_RUNTIME |
| |
| config FLASH_ANDES_QSPI_SFDP_DEVICETREE |
| bool "Basic Flash Parameters from devicetree node" |
| help |
| The JESD216 Basic Flash Parameters table must be provided in the |
| sfdp-bfp property in devicetree. The size and jedec-id properties are |
| also required. |
| |
| config FLASH_ANDES_QSPI_SFDP_RUNTIME |
| bool "Read flash parameters at runtime" |
| help |
| Read all flash device characteristics from the device at runtime. |
| This option is the most flexible as it should provide functionality |
| for all supported JESD216-compatible devices. |
| |
| endchoice |
| |
| endif |
| |
| config FLASH_ANDES_QSPI_XIP |
| bool "Andes FLASH driver for XIP chip" |
| default y |
| depends on DT_HAS_ANDESTECH_QSPI_NOR_XIP_ENABLED |
| select FLASH_HAS_PAGE_LAYOUT |
| select FLASH_HAS_DRIVER_ENABLED |
| select FLASH_HAS_EXPLICIT_ERASE |
| select FLASH_HAS_EX_OP |
| depends on XIP |
| depends on !SPI_NOR |
| depends on ARCH_HAS_RAMFUNC_SUPPORT |
| depends on !SMP |
| help |
| Enable minimalistic driver for Andes QSPI that can be used with a |
| flash chip that is used for XIP execution. The driver places necessary |
| code in RAM, because code can not be fetched from flash while |
| performing erase/write operations. |
| |
| if FLASH_ANDES_QSPI || FLASH_ANDES_QSPI_XIP |
| |
| config FLASH_ANDES_QSPI_INIT_PRIORITY |
| int |
| default 80 |
| help |
| Device driver initialization priority. |
| |
| config FLASH_ANDES_QSPI_LAYOUT_PAGE_SIZE |
| int "Page size to use for FLASH_LAYOUT feature" |
| default 65536 |
| help |
| When CONFIG_FLASH_PAGE_LAYOUT is used this driver will support |
| that API. By default the page size corresponds to the block |
| size (65536). Other options include the 32K-byte erase size |
| (32768), the sector size (4096), or any non-zero multiple of the |
| sector size. |
| |
| endif |
| |
| if FLASH_ANDES_QSPI_XIP |
| |
| config FLASH_ANDES_QSPI_XIP_COUNT_REGS |
| bool "Use separated write/read count registers" |
| help |
| The Andes qspi module has separated write/read count registers. |
| |
| endif |
