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authorRafał Miłecki <zajec5@gmail.com>2014-10-22 14:16:18 +0000
committerRafał Miłecki <zajec5@gmail.com>2014-10-22 14:16:18 +0000
commit2466b04a5aba116df977697841d9e6fff27ccd68 (patch)
tree6755ed7f6d1a2f9fe734935d0ba13293b89443f3 /target/linux/bcm53xx/patches-3.14
parent18ae41edf01c56e633703132575b082e8e167eb6 (diff)
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bcm53xx: backport spi-nor patches from 3.18-rc1
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> SVN-Revision: 43030
Diffstat (limited to 'target/linux/bcm53xx/patches-3.14')
-rw-r--r--target/linux/bcm53xx/patches-3.14/002-mtd-spi-nor-from-3.18.patch106
-rw-r--r--target/linux/bcm53xx/patches-3.14/002-mtd-spi-nor-queued-for-3.18.patch39
-rw-r--r--target/linux/bcm53xx/patches-3.14/400-mtd-move-support-for-struct-flash_platform_data-into.patch52
-rw-r--r--target/linux/bcm53xx/patches-3.14/401-mtd-spi-nor-add-Kconfig-option-to-disable-4K-sectors.patch44
-rw-r--r--target/linux/bcm53xx/patches-3.14/404-mtd-bcm53xxspiflash-new-driver-for-SPI-flahes-on-Bro.patch2
5 files changed, 107 insertions, 136 deletions
diff --git a/target/linux/bcm53xx/patches-3.14/002-mtd-spi-nor-from-3.18.patch b/target/linux/bcm53xx/patches-3.14/002-mtd-spi-nor-from-3.18.patch
new file mode 100644
index 0000000000..1d837032d6
--- /dev/null
+++ b/target/linux/bcm53xx/patches-3.14/002-mtd-spi-nor-from-3.18.patch
@@ -0,0 +1,106 @@
+--- a/drivers/mtd/spi-nor/spi-nor.c
++++ b/drivers/mtd/spi-nor/spi-nor.c
+@@ -611,6 +611,7 @@ const struct spi_device_id spi_nor_ids[]
+ { "m25px32-s0", INFO(0x207316, 0, 64 * 1024, 64, SECT_4K) },
+ { "m25px32-s1", INFO(0x206316, 0, 64 * 1024, 64, SECT_4K) },
+ { "m25px64", INFO(0x207117, 0, 64 * 1024, 128, 0) },
++ { "m25px80", INFO(0x207114, 0, 64 * 1024, 16, 0) },
+
+ /* Winbond -- w25x "blocks" are 64K, "sectors" are 4KiB */
+ { "w25x10", INFO(0xef3011, 0, 64 * 1024, 2, SECT_4K) },
+@@ -623,7 +624,6 @@ const struct spi_device_id spi_nor_ids[]
+ { "w25q32dw", INFO(0xef6016, 0, 64 * 1024, 64, SECT_4K) },
+ { "w25x64", INFO(0xef3017, 0, 64 * 1024, 128, SECT_4K) },
+ { "w25q64", INFO(0xef4017, 0, 64 * 1024, 128, SECT_4K) },
+- { "w25q128", INFO(0xef4018, 0, 64 * 1024, 256, SECT_4K) },
+ { "w25q80", INFO(0xef5014, 0, 64 * 1024, 16, SECT_4K) },
+ { "w25q80bl", INFO(0xef4014, 0, 64 * 1024, 16, SECT_4K) },
+ { "w25q128", INFO(0xef4018, 0, 64 * 1024, 256, SECT_4K) },
+@@ -671,11 +671,6 @@ static const struct spi_device_id *spi_n
+ return ERR_PTR(-ENODEV);
+ }
+
+-static const struct spi_device_id *jedec_probe(struct spi_nor *nor)
+-{
+- return nor->read_id(nor);
+-}
+-
+ static int spi_nor_read(struct mtd_info *mtd, loff_t from, size_t len,
+ size_t *retlen, u_char *buf)
+ {
+@@ -920,7 +915,6 @@ int spi_nor_scan(struct spi_nor *nor, co
+ enum read_mode mode)
+ {
+ struct flash_info *info;
+- struct flash_platform_data *data;
+ struct device *dev = nor->dev;
+ struct mtd_info *mtd = nor->mtd;
+ struct device_node *np = dev->of_node;
+@@ -931,34 +925,12 @@ int spi_nor_scan(struct spi_nor *nor, co
+ if (ret)
+ return ret;
+
+- /* Platform data helps sort out which chip type we have, as
+- * well as how this board partitions it. If we don't have
+- * a chip ID, try the JEDEC id commands; they'll work for most
+- * newer chips, even if we don't recognize the particular chip.
+- */
+- data = dev_get_platdata(dev);
+- if (data && data->type) {
+- const struct spi_device_id *plat_id;
+-
+- for (i = 0; i < ARRAY_SIZE(spi_nor_ids) - 1; i++) {
+- plat_id = &spi_nor_ids[i];
+- if (strcmp(data->type, plat_id->name))
+- continue;
+- break;
+- }
+-
+- if (i < ARRAY_SIZE(spi_nor_ids) - 1)
+- id = plat_id;
+- else
+- dev_warn(dev, "unrecognized id %s\n", data->type);
+- }
+-
+ info = (void *)id->driver_data;
+
+ if (info->jedec_id) {
+ const struct spi_device_id *jid;
+
+- jid = jedec_probe(nor);
++ jid = nor->read_id(nor);
+ if (IS_ERR(jid)) {
+ return PTR_ERR(jid);
+ } else if (jid != id) {
+@@ -990,11 +962,8 @@ int spi_nor_scan(struct spi_nor *nor, co
+ write_sr(nor, 0);
+ }
+
+- if (data && data->name)
+- mtd->name = data->name;
+- else
++ if (!mtd->name)
+ mtd->name = dev_name(dev);
+-
+ mtd->type = MTD_NORFLASH;
+ mtd->writesize = 1;
+ mtd->flags = MTD_CAP_NORFLASH;
+@@ -1018,6 +987,7 @@ int spi_nor_scan(struct spi_nor *nor, co
+ nor->wait_till_ready == spi_nor_wait_till_ready)
+ nor->wait_till_ready = spi_nor_wait_till_fsr_ready;
+
++#ifdef CONFIG_MTD_SPI_NOR_USE_4K_SECTORS
+ /* prefer "small sector" erase if possible */
+ if (info->flags & SECT_4K) {
+ nor->erase_opcode = SPINOR_OP_BE_4K;
+@@ -1025,7 +995,9 @@ int spi_nor_scan(struct spi_nor *nor, co
+ } else if (info->flags & SECT_4K_PMC) {
+ nor->erase_opcode = SPINOR_OP_BE_4K_PMC;
+ mtd->erasesize = 4096;
+- } else {
++ } else
++#endif
++ {
+ nor->erase_opcode = SPINOR_OP_SE;
+ mtd->erasesize = info->sector_size;
+ }
diff --git a/target/linux/bcm53xx/patches-3.14/002-mtd-spi-nor-queued-for-3.18.patch b/target/linux/bcm53xx/patches-3.14/002-mtd-spi-nor-queued-for-3.18.patch
deleted file mode 100644
index 7505a17a7d..0000000000
--- a/target/linux/bcm53xx/patches-3.14/002-mtd-spi-nor-queued-for-3.18.patch
+++ /dev/null
@@ -1,39 +0,0 @@
---- a/drivers/mtd/spi-nor/spi-nor.c
-+++ b/drivers/mtd/spi-nor/spi-nor.c
-@@ -611,6 +611,7 @@ const struct spi_device_id spi_nor_ids[]
- { "m25px32-s0", INFO(0x207316, 0, 64 * 1024, 64, SECT_4K) },
- { "m25px32-s1", INFO(0x206316, 0, 64 * 1024, 64, SECT_4K) },
- { "m25px64", INFO(0x207117, 0, 64 * 1024, 128, 0) },
-+ { "m25px80", INFO(0x207114, 0, 64 * 1024, 16, 0) },
-
- /* Winbond -- w25x "blocks" are 64K, "sectors" are 4KiB */
- { "w25x10", INFO(0xef3011, 0, 64 * 1024, 2, SECT_4K) },
-@@ -623,7 +624,6 @@ const struct spi_device_id spi_nor_ids[]
- { "w25q32dw", INFO(0xef6016, 0, 64 * 1024, 64, SECT_4K) },
- { "w25x64", INFO(0xef3017, 0, 64 * 1024, 128, SECT_4K) },
- { "w25q64", INFO(0xef4017, 0, 64 * 1024, 128, SECT_4K) },
-- { "w25q128", INFO(0xef4018, 0, 64 * 1024, 256, SECT_4K) },
- { "w25q80", INFO(0xef5014, 0, 64 * 1024, 16, SECT_4K) },
- { "w25q80bl", INFO(0xef4014, 0, 64 * 1024, 16, SECT_4K) },
- { "w25q128", INFO(0xef4018, 0, 64 * 1024, 256, SECT_4K) },
-@@ -671,11 +671,6 @@ static const struct spi_device_id *spi_n
- return ERR_PTR(-ENODEV);
- }
-
--static const struct spi_device_id *jedec_probe(struct spi_nor *nor)
--{
-- return nor->read_id(nor);
--}
--
- static int spi_nor_read(struct mtd_info *mtd, loff_t from, size_t len,
- size_t *retlen, u_char *buf)
- {
-@@ -958,7 +953,7 @@ int spi_nor_scan(struct spi_nor *nor, co
- if (info->jedec_id) {
- const struct spi_device_id *jid;
-
-- jid = jedec_probe(nor);
-+ jid = nor->read_id(nor);
- if (IS_ERR(jid)) {
- return PTR_ERR(jid);
- } else if (jid != id) {
diff --git a/target/linux/bcm53xx/patches-3.14/400-mtd-move-support-for-struct-flash_platform_data-into.patch b/target/linux/bcm53xx/patches-3.14/400-mtd-move-support-for-struct-flash_platform_data-into.patch
deleted file mode 100644
index 8076f550ba..0000000000
--- a/target/linux/bcm53xx/patches-3.14/400-mtd-move-support-for-struct-flash_platform_data-into.patch
+++ /dev/null
@@ -1,52 +0,0 @@
---- a/drivers/mtd/spi-nor/spi-nor.c
-+++ b/drivers/mtd/spi-nor/spi-nor.c
-@@ -915,7 +915,6 @@ int spi_nor_scan(struct spi_nor *nor, co
- enum read_mode mode)
- {
- struct flash_info *info;
-- struct flash_platform_data *data;
- struct device *dev = nor->dev;
- struct mtd_info *mtd = nor->mtd;
- struct device_node *np = dev->of_node;
-@@ -926,28 +925,6 @@ int spi_nor_scan(struct spi_nor *nor, co
- if (ret)
- return ret;
-
-- /* Platform data helps sort out which chip type we have, as
-- * well as how this board partitions it. If we don't have
-- * a chip ID, try the JEDEC id commands; they'll work for most
-- * newer chips, even if we don't recognize the particular chip.
-- */
-- data = dev_get_platdata(dev);
-- if (data && data->type) {
-- const struct spi_device_id *plat_id;
--
-- for (i = 0; i < ARRAY_SIZE(spi_nor_ids) - 1; i++) {
-- plat_id = &spi_nor_ids[i];
-- if (strcmp(data->type, plat_id->name))
-- continue;
-- break;
-- }
--
-- if (i < ARRAY_SIZE(spi_nor_ids) - 1)
-- id = plat_id;
-- else
-- dev_warn(dev, "unrecognized id %s\n", data->type);
-- }
--
- info = (void *)id->driver_data;
-
- if (info->jedec_id) {
-@@ -985,11 +962,8 @@ int spi_nor_scan(struct spi_nor *nor, co
- write_sr(nor, 0);
- }
-
-- if (data && data->name)
-- mtd->name = data->name;
-- else
-+ if (!mtd->name)
- mtd->name = dev_name(dev);
--
- mtd->type = MTD_NORFLASH;
- mtd->writesize = 1;
- mtd->flags = MTD_CAP_NORFLASH;
diff --git a/target/linux/bcm53xx/patches-3.14/401-mtd-spi-nor-add-Kconfig-option-to-disable-4K-sectors.patch b/target/linux/bcm53xx/patches-3.14/401-mtd-spi-nor-add-Kconfig-option-to-disable-4K-sectors.patch
deleted file mode 100644
index 395b0af1d2..0000000000
--- a/target/linux/bcm53xx/patches-3.14/401-mtd-spi-nor-add-Kconfig-option-to-disable-4K-sectors.patch
+++ /dev/null
@@ -1,44 +0,0 @@
---- a/drivers/mtd/spi-nor/Kconfig
-+++ b/drivers/mtd/spi-nor/Kconfig
-@@ -7,6 +7,20 @@ menuconfig MTD_SPI_NOR
-
- if MTD_SPI_NOR
-
-+config MTD_SPI_NOR_USE_4K_SECTORS
-+ bool "Use small 4096 B erase sectors"
-+ default y
-+ help
-+ Many flash memories support erasing small (4096 B) sectors. Depending
-+ on the usage this feature may provide performance gain in comparison
-+ to erasing whole blocks (32/64 KiB).
-+ Changing small part of flash content is usually faster with small
-+ sectors. On the other hand erasing should be faster when using 64 KiB
-+ block instead of 16 × 4 KiB sectors.
-+
-+ Please note that some tools/drivers/filesystems may not work with
-+ 4096 B erase size (e.g. UBIFS requires 15 KiB as a minimum).
-+
- config SPI_FSL_QUADSPI
- tristate "Freescale Quad SPI controller"
- depends on ARCH_MXC
---- a/drivers/mtd/spi-nor/spi-nor.c
-+++ b/drivers/mtd/spi-nor/spi-nor.c
-@@ -987,6 +987,7 @@ int spi_nor_scan(struct spi_nor *nor, co
- nor->wait_till_ready == spi_nor_wait_till_ready)
- nor->wait_till_ready = spi_nor_wait_till_fsr_ready;
-
-+#ifdef CONFIG_MTD_SPI_NOR_USE_4K_SECTORS
- /* prefer "small sector" erase if possible */
- if (info->flags & SECT_4K) {
- nor->erase_opcode = SPINOR_OP_BE_4K;
-@@ -994,7 +995,9 @@ int spi_nor_scan(struct spi_nor *nor, co
- } else if (info->flags & SECT_4K_PMC) {
- nor->erase_opcode = SPINOR_OP_BE_4K_PMC;
- mtd->erasesize = 4096;
-- } else {
-+ } else
-+#endif
-+ {
- nor->erase_opcode = SPINOR_OP_SE;
- mtd->erasesize = info->sector_size;
- }
diff --git a/target/linux/bcm53xx/patches-3.14/404-mtd-bcm53xxspiflash-new-driver-for-SPI-flahes-on-Bro.patch b/target/linux/bcm53xx/patches-3.14/404-mtd-bcm53xxspiflash-new-driver-for-SPI-flahes-on-Bro.patch
index 9a9d903f82..be99fd60ba 100644
--- a/target/linux/bcm53xx/patches-3.14/404-mtd-bcm53xxspiflash-new-driver-for-SPI-flahes-on-Bro.patch
+++ b/target/linux/bcm53xx/patches-3.14/404-mtd-bcm53xxspiflash-new-driver-for-SPI-flahes-on-Bro.patch
@@ -1,6 +1,6 @@
--- a/drivers/mtd/spi-nor/Kconfig
+++ b/drivers/mtd/spi-nor/Kconfig
-@@ -28,4 +28,10 @@ config SPI_FSL_QUADSPI
+@@ -14,4 +14,10 @@ config SPI_FSL_QUADSPI
This enables support for the Quad SPI controller in master mode.
We only connect the NOR to this controller now.