From 70516f60de441829e7813c0b26567c8bda39c011 Mon Sep 17 00:00:00 2001 From: Pratiyush Mohan Srivastava Date: Sun, 24 Apr 2016 23:20:26 +0530 Subject: [PATCH 109/113] drivers: mtd: spi-nor: Enable QSPI Flash in Kernel Enable read from QSPI flash, Write onto QSPI Flash and erase QSPI Flash in Fast mode in Kernel. Signed-off-by: Pratiyush Mohan Srivastava Signed-off-by: Prabhakar Kushwaha --- drivers/mtd/spi-nor/spi-nor.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -804,6 +804,7 @@ static const struct flash_info spi_nor_i { "s25sl032p", INFO(0x010215, 0x4d00, 64 * 1024, 64, SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "s25sl064p", INFO(0x010216, 0x4d00, 64 * 1024, 128, SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "s25fs256s1", INFO6(0x010219, 0x4d0181, 64 * 1024, 512, 0)}, + { "s25fs512s", INFO6(0x010220, 0x4d0081, 128 * 1024, 512, 0)}, { "s25fl256s0", INFO(0x010219, 0x4d00, 256 * 1024, 128, 0) }, { "s25fl256s1", INFO(0x010219, 0x4d01, 64 * 1024, 512, SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "s25fl512s", INFO(0x010220, 0x4d00, 256 * 1024, 256, SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, @@ -970,9 +971,11 @@ static int spansion_s25fs_disable_4kb_er ret = nor->read_reg(nor, SPINOR_OP_SPANSION_RDAR, &cr3v, 1); if (ret) return ret; +/* if (!(cr3v & CR3V_4KB_ERASE_UNABLE)) return -EPERM; +*/ return 0; }