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f1525e785e
Backport below changes for GigaDevice GD25Q256 support from v4.15: e27072851bf7 mtd: spi-nor: add a quad_enable callback in struct flash_info 65153846b18c mtd: spi-nor: add support for GD25Q256 This chip is used on newer Quad-E4G boards. Before: [ 2.366493] m25p80 spi0.0: unrecognized JEDEC id bytes: c8, 40, 19 [ 2.372853] m25p80: probe of spi0.0 failed with error -2 After: [ 2.371722] m25p80 spi0.0: gd25q256 (32768 Kbytes) [ 2.376694] 5 fixed-partitions partitions found on MTD device spi0.0 [ 2.383043] Creating 5 MTD partitions on "spi0.0": [ 2.387824] 0x000000000000-0x000000030000 : "u-boot" [ 2.394138] 0x000000030000-0x000000031000 : "u-boot-env" [ 2.400608] 0x000000031000-0x000000040000 : "config" [ 2.406830] 0x000000040000-0x000000050000 : "factory" [ 2.413169] 0x000000050000-0x000002000000 : "firmware" Signed-off-by: Kuan-Yi Li <kyli@abysm.org>
35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
From: Robert Marko <robimarko@gmail.com>
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To: linux-mtd@lists.infradead.org
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Subject: mtd: spi-nor: Add Winbond w25q128jv support
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Date: Mon, 25 Jun 2018 13:17:48 +0200
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Datasheet:
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http://www.winbond.com/resource-files/w25q128jv%20revf%2003272018%20plus.pdf
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Testing done on Mikrotik Routerboard wAP R board.
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It does not support Dual or Quad modes.
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Signed-off-by: Robert Marko <robimarko@gmail.com>
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---
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Changes in v2:
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- Correct the title
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---
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drivers/mtd/spi-nor/spi-nor.c | 5 +++++
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1 file changed, 5 insertions(+)
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--- a/drivers/mtd/spi-nor/spi-nor.c
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+++ b/drivers/mtd/spi-nor/spi-nor.c
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@@ -1175,6 +1175,11 @@ static const struct flash_info spi_nor_i
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SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
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SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
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},
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+ {
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+ "w25q128jv", INFO(0xef7018, 0, 64 * 1024, 256,
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+ SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
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+ SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
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+ },
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{ "w25q80", INFO(0xef5014, 0, 64 * 1024, 16, SECT_4K) },
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{ "w25q80bl", INFO(0xef4014, 0, 64 * 1024, 16, SECT_4K) },
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{ "w25q128", INFO(0xef4018, 0, 64 * 1024, 256, SECT_4K) },
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