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openwrt/target/linux/ipq40xx/patches-4.19/303-spi-nor-enable-4B-opcodes-for-mx25l25635f.patch
Stijn Tintel a37098a2d0 kernel: bump 4.19 to 4.19.16
Refresh patches.
Remove upstreamed patches:
- backport/096-mips-math-emu-Write-protect-delay-slot-emulation-pages.patch
- backport/096-v4.20-netfilter-ipv6-Preserve-link-scope-traffic-original-.patch
- backport/424-v4.20-net-dsa-fix-88e6060-roaming.patch
- hack/100-mtd-rawnand-qcom-fix-memory-corruption-that-causes-p.patch
- pending/510-f2fs-fix-sanity_check_raw_super-on-big-endian-machines.patch
Update patch that no longer applies:
- backport/343-netfilter-nft_flow_offload-handle-netdevice-events-f.patch

Compile-tested: mesongx
Runtime-tested: mesongx

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
2019-01-17 03:04:13 +02:00

63 lines
2.3 KiB
Diff

--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -1092,6 +1092,7 @@ 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) },
+ { "mx25l25635f", INFO(0xc22019, 0, 64 * 1024, 512, SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
{ "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) },
@@ -1274,11 +1275,12 @@ static const struct flash_info spi_nor_i
{ },
};
-static const struct flash_info *spi_nor_read_id(struct spi_nor *nor)
+static const struct flash_info *spi_nor_read_id(struct spi_nor *nor,
+ const char *name)
{
int tmp;
u8 id[SPI_NOR_MAX_ID_LEN];
- const struct flash_info *info;
+ const struct flash_info *info, *first_match = NULL;
tmp = nor->read_reg(nor, SPINOR_OP_RDID, id, SPI_NOR_MAX_ID_LEN);
if (tmp < 0) {
@@ -1289,10 +1291,16 @@ 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) {
- if (!memcmp(info->id, id, info->id_len))
- return &spi_nor_ids[tmp];
+ if (!memcmp(info->id, id, info->id_len)) {
+ if (!name || !strcmp(name, info->name))
+ return info;
+ if (!first_match)
+ first_match = info;
+ }
}
}
+ if (first_match)
+ return first_match;
dev_err(nor->dev, "unrecognized JEDEC id bytes: %02x, %02x, %02x\n",
id[0], id[1], id[2]);
return ERR_PTR(-ENODEV);
@@ -2826,7 +2834,7 @@ 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)
- info = spi_nor_read_id(nor);
+ info = spi_nor_read_id(nor, NULL);
if (IS_ERR_OR_NULL(info))
return -ENOENT;
@@ -2837,7 +2845,7 @@ int spi_nor_scan(struct spi_nor *nor, co
if (name && info->id_len) {
const struct flash_info *jinfo;
- jinfo = spi_nor_read_id(nor);
+ jinfo = spi_nor_read_id(nor, name);
if (IS_ERR(jinfo)) {
return PTR_ERR(jinfo);
} else if (jinfo != info) {