[U-Boot] [PATCH 2/2] spi-nor: spi-nor-ids: Disable SPI_NOR_4B_OPCODES for n25q512* and n25q256*

Vignesh Raghavendra vigneshr at ti.com
Tue Sep 10 17:06:21 UTC 2019


Not all variants of n25q256* and n25q512* support 4 Byte stateless
addressing opcodes and there is no easy way to discover at runtime
whether the flash supports this feature or not.
Therefore don't set SPI_NOR_4B_OPCODES for these flashes.

Signed-off-by: Vignesh Raghavendra <vigneshr at ti.com>
For n25q512ax3:
Tested-by: Eugeniy Paltsev <paltsev at synopsys.com>
---
 drivers/mtd/spi/spi-nor-ids.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/mtd/spi/spi-nor-ids.c b/drivers/mtd/spi/spi-nor-ids.c
index f32a6c7d464b..5a7fe07c8309 100644
--- a/drivers/mtd/spi/spi-nor-ids.c
+++ b/drivers/mtd/spi/spi-nor-ids.c
@@ -161,10 +161,10 @@ const struct flash_info spi_nor_ids[] = {
 	{ INFO("n25q064a",    0x20bb17, 0, 64 * 1024,  128, SECT_4K | SPI_NOR_QUAD_READ) },
 	{ INFO("n25q128a11",  0x20bb18, 0, 64 * 1024,  256, SECT_4K | SPI_NOR_QUAD_READ) },
 	{ INFO("n25q128a13",  0x20ba18, 0, 64 * 1024,  256, SECT_4K | SPI_NOR_QUAD_READ) },
-	{ INFO("n25q256a",    0x20ba19, 0, 64 * 1024,  512, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
+	{ INFO("n25q256a",    0x20ba19, 0, 64 * 1024,  512, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
 	{ INFO("n25q256ax1",  0x20bb19, 0, 64 * 1024,  512, SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
-	{ INFO("mt25qu512a (n25q512a)",    0x20bb20, 0, 64 * 1024, 1024, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
-	{ INFO("n25q512ax3",  0x20ba20, 0, 64 * 1024, 1024, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
+	{ INFO("mt25qu512a (n25q512a)",    0x20bb20, 0, 64 * 1024, 1024, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) },
+	{ INFO("n25q512ax3",  0x20ba20, 0, 64 * 1024, 1024, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) },
 	{ INFO("n25q00",      0x20ba21, 0, 64 * 1024, 2048, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | NO_CHIP_ERASE) },
 	{ INFO("n25q00a",     0x20bb21, 0, 64 * 1024, 2048, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | NO_CHIP_ERASE) },
 	{ INFO("mt25qu02g",   0x20bb22, 0, 64 * 1024, 4096, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | NO_CHIP_ERASE) },
-- 
2.23.0



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