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-rw-r--r--target/linux/ramips/dts/GHL-R-001.dts3
-rw-r--r--target/linux/ramips/dts/Newifi-D1.dts6
-rw-r--r--target/linux/ramips/dts/YOUKU-YK1.dts5
-rw-r--r--target/linux/ramips/patches-4.14/304-spi-nor-enable-4B-opcodes-for-mx25l25635f.patch72
4 files changed, 80 insertions, 6 deletions
diff --git a/target/linux/ramips/dts/GHL-R-001.dts b/target/linux/ramips/dts/GHL-R-001.dts
index 8aef0dcce8..59640a179c 100644
--- a/target/linux/ramips/dts/GHL-R-001.dts
+++ b/target/linux/ramips/dts/GHL-R-001.dts
@@ -55,9 +55,10 @@
status = "okay";
flash@0 {
- compatible = "jedec,spi-nor";
+ compatible = "mx25l25635f", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <25000000>;
+ m25p,fast-read;
partitions {
compatible = "fixed-partitions";
diff --git a/target/linux/ramips/dts/Newifi-D1.dts b/target/linux/ramips/dts/Newifi-D1.dts
index 37383fd3d8..7d28808b88 100644
--- a/target/linux/ramips/dts/Newifi-D1.dts
+++ b/target/linux/ramips/dts/Newifi-D1.dts
@@ -82,10 +82,10 @@
status = "okay";
m25p80@0 {
- compatible = "jedec,spi-nor";
+ compatible = "mx25l25635f", "jedec,spi-nor";
reg = <0>;
- spi-max-frequency = <10000000>;
- m25p,chunked-io = <32>;
+ spi-max-frequency = <25000000>;
+ m25p,fast-read;
partitions {
compatible = "fixed-partitions";
diff --git a/target/linux/ramips/dts/YOUKU-YK1.dts b/target/linux/ramips/dts/YOUKU-YK1.dts
index 82540fb8dc..77b7660617 100644
--- a/target/linux/ramips/dts/YOUKU-YK1.dts
+++ b/target/linux/ramips/dts/YOUKU-YK1.dts
@@ -69,9 +69,10 @@
status = "okay";
m25p80@0 {
- compatible = "jedec,spi-nor";
+ compatible = "mx25l25635f", "jedec,spi-nor";
reg = <0>;
- spi-max-frequency = <10000000>;
+ spi-max-frequency = <25000000>;
+ m25p,fast-read;
partitions {
compatible = "fixed-partitions";
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
new file mode 100644
index 0000000000..c8febaf73f
--- /dev/null
+++ b/target/linux/ramips/patches-4.14/304-spi-nor-enable-4B-opcodes-for-mx25l25635f.patch
@@ -0,0 +1,72 @@
+This hack can be dropped after the next stable release from
+v5.x-tree.
+
+The problem was fixed upstream by
+
+commit 2bffa65da43e ("mtd: spi-nor: Add a post BFPT fixup for MX25L25635E")
+
+For reference see:
+<https://github.com/openwrt/openwrt/pull/1743>
+
+--- a/drivers/mtd/spi-nor/spi-nor.c
++++ b/drivers/mtd/spi-nor/spi-nor.c
+@@ -1098,6 +1098,7 @@ 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) },
+@@ -1267,11 +1268,12 @@ 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) {
+@@ -1282,10 +1284,16 @@ 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);
+@@ -2765,7 +2773,7 @@ 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;
+
+@@ -2776,7 +2784,7 @@ 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) {