mtd: spi: spi-nor-core: Add SFDP support
Sync Serial Flash Discoverable Parameters (SFDP) parsing support from
Linux. This allows auto detection and configuration of Flash parameters.
Signed-off-by: Vignesh R <vigneshr@ti.com>
Tested-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Tested-by: Stefan Roese <sr@denx.de>
Tested-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>
Tested-by: Jagan Teki <jagan@amarulasolutions.com> #zynq-microzed
diff --git a/drivers/mtd/spi/Kconfig b/drivers/mtd/spi/Kconfig
index 76d5a1d1..4ba95d5 100644
--- a/drivers/mtd/spi/Kconfig
+++ b/drivers/mtd/spi/Kconfig
@@ -34,9 +34,18 @@
If unsure, say N
+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
@@ -44,13 +53,10 @@
config SF_DUAL_FLASH
bool "SPI DUAL flash memory support"
- depends on SPI_FLASH
help
Enable this option to support two flash memories connected to a single
controller. Currently Xilinx Zynq qspi supports this.
-if SPI_FLASH
-
config SPI_FLASH_ATMEL
bool "Atmel SPI flash support"
help