diff options
Diffstat (limited to 'target/linux/layerscape/patches-4.4/1109-drivers-mtd-spi-nor-Enable-QSPI-Flash-in-Kernel.patch')
| -rw-r--r-- | target/linux/layerscape/patches-4.4/1109-drivers-mtd-spi-nor-Enable-QSPI-Flash-in-Kernel.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-4.4/1109-drivers-mtd-spi-nor-Enable-QSPI-Flash-in-Kernel.patch b/target/linux/layerscape/patches-4.4/1109-drivers-mtd-spi-nor-Enable-QSPI-Flash-in-Kernel.patch new file mode 100644 index 0000000000..ec6423dc29 --- /dev/null +++ b/target/linux/layerscape/patches-4.4/1109-drivers-mtd-spi-nor-Enable-QSPI-Flash-in-Kernel.patch @@ -0,0 +1,36 @@ +From 70516f60de441829e7813c0b26567c8bda39c011 Mon Sep 17 00:00:00 2001 +From: Pratiyush Mohan Srivastava <pratiyush.srivastava@nxp.com> +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 <pratiyush.srivastava@nxp.com> +Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com> +--- + 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 +@@ -796,6 +796,7 @@ 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) }, +@@ -962,9 +963,11 @@ 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; + } + |