config SPI_FLASH
bool "Legacy SPI Flash Interface support"
+ depends on SPI
+ select SPI_MEM
help
Enable the legacy SPI flash support. This will include basic
standard support for things like probing, read / write, and
If unsure, say N
+config SF_DEFAULT_BUS
+ int "SPI Flash default bus identifier"
+ depends on SPI_FLASH || DM_SPI_FLASH
+ default 0
+ help
+ The default bus may be provided by the platform
+ to handle the common case when only a single serial
+ flash is present on the system.
+
+config SF_DEFAULT_CS
+ int "SPI Flash default Chip-select"
+ depends on SPI_FLASH || DM_SPI_FLASH
+ default 0
+ help
+ The default chip select may be provided by the platform
+ to handle the common case when only a single serial
+ flash is present on the system.
+
+config SF_DEFAULT_MODE
+ hex "SPI Flash default mode (see include/spi.h)"
+ depends on SPI_FLASH || DM_SPI_FLASH
+ default 3
+ help
+ The default mode may be provided by the platform
+ to handle the common case when only a single serial
+ flash is present on the system.
+ Not used for boot with device tree; the SPI driver reads
+ speed and mode from platdata values computed from
+ available node.
+
+config SF_DEFAULT_SPEED
+ int "SPI Flash default speed in Hz"
+ depends on SPI_FLASH || DM_SPI_FLASH
+ default 1000000
+ help
+ The default speed may be provided by the platform
+ to handle the common case when only a single serial
+ flash is present on the system.
+ Not used for boot with device tree; the SPI driver reads
+ speed and mode from platdata values computed from
+ available node.
+
+if SPI_FLASH
+
+config SPI_FLASH_SFDP_SUPPORT
+ bool "SFDP table parsing support for SPI NOR flashes"
+ depends on !SPI_FLASH_BAR
+ help
+ Enable support for parsing and auto discovery of parameters for
+ SPI NOR flashes using Serial Flash Discoverable Parameters (SFDP)
+ tables as per JESD216 standard.
+
config SPI_FLASH_BAR
bool "SPI flash Bank/Extended address register support"
- depends on SPI_FLASH
help
Enable the SPI flash Bank/Extended address register support.
Bank/Extended address registers are used to access the flash
which has size > 16MiB in 3-byte addressing.
-if SPI_FLASH
+config SF_DUAL_FLASH
+ bool "SPI DUAL flash memory support"
+ help
+ Enable this option to support two flash memories connected to a single
+ controller. Currently Xilinx Zynq qspi supports this.
config SPI_FLASH_ATMEL
bool "Atmel SPI flash support"
help
Add support for various GigaDevice SPI flash chips (GD25xxx)
+config SPI_FLASH_ISSI
+ bool "ISSI SPI flash support"
+ help
+ Add support for various ISSI SPI flash chips (ISxxx)
+
config SPI_FLASH_MACRONIX
bool "Macronix SPI flash support"
help
help
Add support for various Winbond SPI flash chips (W25xxx)
+config SPI_FLASH_XMC
+ bool "XMC SPI flash support"
+ help
+ Add support for various XMC (Wuhan Xinxin Semiconductor
+ Manufacturing Corp.) SPI flash chips (XM25xxx)
+
endif
config SPI_FLASH_USE_4K_SECTORS