[PATCH] mtd: spi-nor: add support for Microchip 25LC256

Radu Pirea
2018-05-04T15:53:23Z

Added geometry description for Microchip 25LC256 memory.

Signed-off-by: Radu Pirea <radu.pirea@microchip.com>
---
drivers/mtd/devices/m25p80.c | 3 +++
drivers/mtd/spi-nor/spi-nor.c | 3 +++
2 files changed, 6 insertions(+)

diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index a4e18f6aaa33..1e359d811261 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -372,6 +372,9 @@ static const struct spi_device_id m25p_ids[] = {
{ "mr25h10" }, /* 1 Mib, 40 MHz */
{ "mr25h40" }, /* 4 Mib, 40 MHz */

+ /* Microchip */
+ { "25lc256" },
+
{ },
};
MODULE_DEVICE_TABLE(spi, m25p_ids);
diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index d445a4d3b770..6341c86be647 100644
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -1076,6 +1076,9 @@ static const struct flash_info spi_nor_ids[] = {
{ "mx66l1g45g", INFO(0xc2201b, 0, 64 * 1024, 2048, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "mx66l1g55g", INFO(0xc2261b, 0, 64 * 1024, 2048, SPI_NOR_QUAD_READ) },

+ /* Microchip */
+ { "25lc256", CAT25_INFO(32 * 1024, 1, 64, 2, SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
+
/* Micron */
{ "n25q016a", INFO(0x20bb15, 0, 64 * 1024, 32, SECT_4K | SPI_NOR_QUAD_READ) },
{ "n25q032", INFO(0x20ba16, 0, 64 * 1024, 64, SPI_NOR_QUAD_READ) },
--
2.16.2