From f1525e785e9359bfc34b1362ccf37aca48968028 Mon Sep 17 00:00:00 2001 From: Kuan-Yi Li Date: Fri, 20 Nov 2020 20:11:23 +0800 Subject: kernel: backport GD25Q256 support from 4.15 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 --- .../304-spi-nor-enable-4B-opcodes-for-mx25l25635f.patch | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'target/linux/ramips/patches-4.14/304-spi-nor-enable-4B-opcodes-for-mx25l25635f.patch') diff --git a/target/linux/ramips/patches-4.14/304-spi-nor-enable-4B-opcodes-for-mx25l25635f.patch b/target/linux/ramips/patches-4.14/304-spi-nor-enable-4B-opcodes-for-mx25l25635f.patch index 021c2857b3..bfa25c77e8 100644 --- a/target/linux/ramips/patches-4.14/304-spi-nor-enable-4B-opcodes-for-mx25l25635f.patch +++ b/target/linux/ramips/patches-4.14/304-spi-nor-enable-4B-opcodes-for-mx25l25635f.patch @@ -10,7 +10,7 @@ For reference see: --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c -@@ -1103,6 +1103,7 @@ static const struct flash_info spi_nor_i +@@ -1113,6 +1113,7 @@ static const struct flash_info spi_nor_i { "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256, 0) }, { "mx25l12855e", INFO(0xc22618, 0, 64 * 1024, 256, 0) }, { "mx25l25635e", INFO(0xc22019, 0, 64 * 1024, 512, SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, @@ -18,7 +18,7 @@ For reference see: { "mx25u25635f", INFO(0xc22539, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_4B_OPCODES) }, { "mx25l25655e", INFO(0xc22619, 0, 64 * 1024, 512, 0) }, { "mx66l51235l", INFO(0xc2201a, 0, 64 * 1024, 1024, SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, -@@ -1272,11 +1273,12 @@ static const struct flash_info spi_nor_i +@@ -1282,11 +1283,12 @@ static const struct flash_info spi_nor_i { }, }; @@ -33,7 +33,7 @@ For reference see: tmp = nor->read_reg(nor, SPINOR_OP_RDID, id, SPI_NOR_MAX_ID_LEN); if (tmp < 0) { -@@ -1287,10 +1289,16 @@ static const struct flash_info *spi_nor_ +@@ -1297,10 +1299,16 @@ static const struct flash_info *spi_nor_ for (tmp = 0; tmp < ARRAY_SIZE(spi_nor_ids) - 1; tmp++) { info = &spi_nor_ids[tmp]; if (info->id_len) { @@ -52,7 +52,7 @@ For reference see: dev_err(nor->dev, "unrecognized JEDEC id bytes: %02x, %02x, %02x\n", id[0], id[1], id[2]); return ERR_PTR(-ENODEV); -@@ -2770,7 +2778,7 @@ int spi_nor_scan(struct spi_nor *nor, co +@@ -2789,7 +2797,7 @@ int spi_nor_scan(struct spi_nor *nor, co info = spi_nor_match_id(name); /* Try to auto-detect if chip name wasn't specified or not found */ if (!info) @@ -61,7 +61,7 @@ For reference see: if (IS_ERR_OR_NULL(info)) return -ENOENT; -@@ -2781,7 +2789,7 @@ int spi_nor_scan(struct spi_nor *nor, co +@@ -2800,7 +2808,7 @@ int spi_nor_scan(struct spi_nor *nor, co if (name && info->id_len) { const struct flash_info *jinfo; -- cgit v1.2.3