From 83cba933a6db1dd4d7ac85170f99461fbc339eff Mon Sep 17 00:00:00 2001 From: Sagar Shrikant Kadam Date: Tue, 22 Oct 2019 17:22:19 +0000 Subject: mtd: spi-nor: Set default Quad Enable method for ISSI flashes Set the default Quad Enable method for ISSI flashes. Used for ISSI flashes (IS25WP256D-JMLE) that do not support SFDP tables and can not determine the Quad Enable method by parsing BFPT. Based on code originally written by Wesley Terpstra and/or Palmer Dabbelt https://github.com/riscv/riscv-linux/commit/c94e267766d62bc9a669611c3d0c8ed5ea26569b Signed-off-by: Sagar Shrikant Kadam [tudor.ambarus@microchip.com: - rebase, split and adapt for latest spi-nor/next, - use PMC CFI ID for ISSI. According to JEP106BA, "Programmable Micro Corp" changed its name to Integrated Silicon Solution (ISSI)] Signed-off-by: Tudor Ambarus Reviewed-by: Vignesh Raghavendra --- include/linux/mtd/spi-nor.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux/mtd') diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h index 9eae35c60bce..5a4623fc586b 100644 --- a/include/linux/mtd/spi-nor.h +++ b/include/linux/mtd/spi-nor.h @@ -22,6 +22,7 @@ #define SNOR_MFR_INTEL CFI_MFR_INTEL #define SNOR_MFR_ST CFI_MFR_ST /* ST Micro */ #define SNOR_MFR_MICRON CFI_MFR_MICRON /* Micron */ +#define SNOR_MFR_ISSI CFI_MFR_PMC #define SNOR_MFR_MACRONIX CFI_MFR_MACRONIX #define SNOR_MFR_SPANSION CFI_MFR_AMD #define SNOR_MFR_SST CFI_MFR_SST -- cgit v1.2.3