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-rw-r--r--target/linux/bcm53xx/config-3.141
-rw-r--r--target/linux/brcm47xx/patches-3.14/027-mtd-bcm47xxpart-get-nvram.patch4
-rw-r--r--target/linux/generic/patches-3.14/048-mtd-bcm47xxpart-backports-from-3.16.patch59
-rw-r--r--target/linux/generic/patches-3.14/049-mtd-bcm47xxpart-find-NVRAM-partitions-in-middle-bloc.patch19
-rw-r--r--target/linux/generic/patches-3.14/431-mtd-bcm47xxpart-support-TRX-data-partition-being-UBI.patch66
5 files changed, 147 insertions, 2 deletions
diff --git a/target/linux/bcm53xx/config-3.14 b/target/linux/bcm53xx/config-3.14
index 48759e964b..6c54436b5c 100644
--- a/target/linux/bcm53xx/config-3.14
+++ b/target/linux/bcm53xx/config-3.14
@@ -165,6 +165,7 @@ CONFIG_MDIO_BOARDINFO=y
CONFIG_MIGHT_HAVE_PCI=y
# CONFIG_MLX5_CORE is not set
CONFIG_MODULES_USE_ELF_REL=y
+CONFIG_MTD_BCM47XX_PARTS=y
# CONFIG_MTD_PHYSMAP_OF is not set
CONFIG_MULTI_IRQ_HANDLER=y
CONFIG_MUTEX_SPIN_ON_OWNER=y
diff --git a/target/linux/brcm47xx/patches-3.14/027-mtd-bcm47xxpart-get-nvram.patch b/target/linux/brcm47xx/patches-3.14/027-mtd-bcm47xxpart-get-nvram.patch
index 086d7b3a4d..0b3874b329 100644
--- a/target/linux/brcm47xx/patches-3.14/027-mtd-bcm47xxpart-get-nvram.patch
+++ b/target/linux/brcm47xx/patches-3.14/027-mtd-bcm47xxpart-get-nvram.patch
@@ -1,6 +1,6 @@
--- a/drivers/mtd/bcm47xxpart.c
+++ b/drivers/mtd/bcm47xxpart.c
-@@ -68,6 +68,7 @@ static int bcm47xxpart_parse(struct mtd_
+@@ -89,6 +89,7 @@ static int bcm47xxpart_parse(struct mtd_
int trx_part = -1;
int last_trx_part = -1;
int possible_nvram_sizes[] = { 0x8000, 0xF000, 0x10000, };
@@ -8,7 +8,7 @@
if (blocksize <= 0x10000)
blocksize = 0x10000;
-@@ -229,12 +230,23 @@ static int bcm47xxpart_parse(struct mtd_
+@@ -269,12 +270,23 @@ static int bcm47xxpart_parse(struct mtd_
if (buf[0] == NVRAM_HEADER) {
bcm47xxpart_add_part(&parts[curr_part++], "nvram",
master->size - blocksize, 0);
diff --git a/target/linux/generic/patches-3.14/048-mtd-bcm47xxpart-backports-from-3.16.patch b/target/linux/generic/patches-3.14/048-mtd-bcm47xxpart-backports-from-3.16.patch
new file mode 100644
index 0000000000..540db6ff11
--- /dev/null
+++ b/target/linux/generic/patches-3.14/048-mtd-bcm47xxpart-backports-from-3.16.patch
@@ -0,0 +1,59 @@
+--- a/drivers/mtd/Kconfig
++++ b/drivers/mtd/Kconfig
+@@ -150,7 +150,7 @@ config MTD_BCM63XX_PARTS
+
+ config MTD_BCM47XX_PARTS
+ tristate "BCM47XX partitioning support"
+- depends on BCM47XX
++ depends on BCM47XX || ARCH_BCM_5301X
+ help
+ This provides partitions parser for devices based on BCM47xx
+ boards.
+--- a/drivers/mtd/bcm47xxpart.c
++++ b/drivers/mtd/bcm47xxpart.c
+@@ -14,7 +14,6 @@
+ #include <linux/slab.h>
+ #include <linux/mtd/mtd.h>
+ #include <linux/mtd/partitions.h>
+-#include <bcm47xx_nvram.h>
+
+ /* 10 parts were found on sflash on Netgear WNDR4500 */
+ #define BCM47XXPART_MAX_PARTS 12
+@@ -30,6 +29,7 @@
+ #define BOARD_DATA_MAGIC2 0xBD0D0BBD
+ #define CFE_MAGIC 0x43464531 /* 1EFC */
+ #define FACTORY_MAGIC 0x59544346 /* FCTY */
++#define NVRAM_HEADER 0x48534C46 /* FLSH */
+ #define POT_MAGIC1 0x54544f50 /* POTT */
+ #define POT_MAGIC2 0x504f /* OP */
+ #define ML_MAGIC1 0x39685a42
+@@ -91,7 +91,7 @@ static int bcm47xxpart_parse(struct mtd_
+ if (offset >= 0x2000000)
+ break;
+
+- if (curr_part > BCM47XXPART_MAX_PARTS) {
++ if (curr_part >= BCM47XXPART_MAX_PARTS) {
+ pr_warn("Reached maximum number of partitions, scanning stopped!\n");
+ break;
+ }
+@@ -147,6 +147,11 @@ static int bcm47xxpart_parse(struct mtd_
+
+ /* TRX */
+ if (buf[0x000 / 4] == TRX_MAGIC) {
++ if (BCM47XXPART_MAX_PARTS - curr_part < 4) {
++ pr_warn("Not enough partitions left to register trx, scanning stopped!\n");
++ break;
++ }
++
+ trx = (struct trx_header *)buf;
+
+ trx_part = curr_part;
+@@ -212,7 +217,7 @@ static int bcm47xxpart_parse(struct mtd_
+
+ /* Look for NVRAM at the end of the last block. */
+ for (i = 0; i < ARRAY_SIZE(possible_nvram_sizes); i++) {
+- if (curr_part > BCM47XXPART_MAX_PARTS) {
++ if (curr_part >= BCM47XXPART_MAX_PARTS) {
+ pr_warn("Reached maximum number of partitions, scanning stopped!\n");
+ break;
+ }
diff --git a/target/linux/generic/patches-3.14/049-mtd-bcm47xxpart-find-NVRAM-partitions-in-middle-bloc.patch b/target/linux/generic/patches-3.14/049-mtd-bcm47xxpart-find-NVRAM-partitions-in-middle-bloc.patch
new file mode 100644
index 0000000000..48f8d36da4
--- /dev/null
+++ b/target/linux/generic/patches-3.14/049-mtd-bcm47xxpart-find-NVRAM-partitions-in-middle-bloc.patch
@@ -0,0 +1,19 @@
+--- a/drivers/mtd/bcm47xxpart.c
++++ b/drivers/mtd/bcm47xxpart.c
+@@ -199,6 +199,16 @@ static int bcm47xxpart_parse(struct mtd_
+ continue;
+ }
+
++ /* New (ARM?) devices may have NVRAM in some middle block. Last
++ * block will be checked later, so skip it.
++ */
++ if (offset != master->size - blocksize &&
++ buf[0x000 / 4] == NVRAM_HEADER) {
++ bcm47xxpart_add_part(&parts[curr_part++], "nvram",
++ offset, 0);
++ continue;
++ }
++
+ /* Read middle of the block */
+ if (mtd_read(master, offset + 0x8000, 0x4,
+ &bytes_read, (uint8_t *)buf) < 0) {
diff --git a/target/linux/generic/patches-3.14/431-mtd-bcm47xxpart-support-TRX-data-partition-being-UBI.patch b/target/linux/generic/patches-3.14/431-mtd-bcm47xxpart-support-TRX-data-partition-being-UBI.patch
new file mode 100644
index 0000000000..8c6380318f
--- /dev/null
+++ b/target/linux/generic/patches-3.14/431-mtd-bcm47xxpart-support-TRX-data-partition-being-UBI.patch
@@ -0,0 +1,66 @@
+--- a/drivers/mtd/bcm47xxpart.c
++++ b/drivers/mtd/bcm47xxpart.c
+@@ -36,6 +36,7 @@
+ #define ML_MAGIC2 0x26594131
+ #define TRX_MAGIC 0x30524448
+ #define SQSH_MAGIC 0x71736873 /* shsq */
++#define UBI_EC_MAGIC 0x23494255 /* UBI# */
+
+ struct trx_header {
+ uint32_t magic;
+@@ -46,7 +47,7 @@ struct trx_header {
+ uint32_t offset[3];
+ } __packed;
+
+-static void bcm47xxpart_add_part(struct mtd_partition *part, char *name,
++static void bcm47xxpart_add_part(struct mtd_partition *part, const char *name,
+ u64 offset, uint32_t mask_flags)
+ {
+ part->name = name;
+@@ -54,6 +55,26 @@ static void bcm47xxpart_add_part(struct
+ part->mask_flags = mask_flags;
+ }
+
++static const char *bcm47xxpart_trx_data_part_name(struct mtd_info *master,
++ size_t offset)
++{
++ uint32_t buf;
++ size_t bytes_read;
++
++ if (mtd_read(master, offset, sizeof(&buf), &bytes_read,
++ (uint8_t *)&buf) < 0) {
++ pr_err("mtd_read error while parsing (offset: 0x%X)!\n",
++ offset);
++ goto out_default;
++ }
++
++ if (buf == UBI_EC_MAGIC)
++ return "ubi";
++
++out_default:
++ return "rootfs";
++}
++
+ static int bcm47xxpart_parse(struct mtd_info *master,
+ struct mtd_partition **pparts,
+ struct mtd_part_parser_data *data)
+@@ -147,6 +168,8 @@ static int bcm47xxpart_parse(struct mtd_
+
+ /* TRX */
+ if (buf[0x000 / 4] == TRX_MAGIC) {
++ const char *name;
++
+ if (BCM47XXPART_MAX_PARTS - curr_part < 4) {
+ pr_warn("Not enough partitions left to register trx, scanning stopped!\n");
+ break;
+@@ -177,7 +200,9 @@ static int bcm47xxpart_parse(struct mtd_
+ * trx->length - trx->offset[i]. We don't fill it as
+ * we want to have jffs2 (overlay) in the same mtd.
+ */
+- bcm47xxpart_add_part(&parts[curr_part++], "rootfs",
++ name = bcm47xxpart_trx_data_part_name(master,
++ offset + trx->offset[i]);
++ bcm47xxpart_add_part(&parts[curr_part++], name,
+ offset + trx->offset[i], 0);
+ i++;
+