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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:35:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:39:31 +0000
commit85c675d0d09a45a135bddd15d7b385f8758c32fb (patch)
tree76267dbc9b9a130337be3640948fe397b04ac629 /drivers/mtd
parentAdding upstream version 6.6.15. (diff)
downloadlinux-85c675d0d09a45a135bddd15d7b385f8758c32fb.tar.xz
linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.zip
Adding upstream version 6.7.7.upstream/6.7.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--drivers/mtd/chips/map_ram.c8
-rw-r--r--drivers/mtd/devices/bcm47xxsflash.c6
-rw-r--r--drivers/mtd/devices/block2mtd.c51
-rw-r--r--drivers/mtd/devices/docg3.c5
-rw-r--r--drivers/mtd/devices/phram.c6
-rw-r--r--drivers/mtd/devices/powernv_flash.c6
-rw-r--r--drivers/mtd/devices/spear_smi.c6
-rw-r--r--drivers/mtd/devices/st_spi_fsm.c6
-rw-r--r--drivers/mtd/hyperbus/hbmc-am654.c6
-rw-r--r--drivers/mtd/hyperbus/rpc-if.c6
-rw-r--r--drivers/mtd/lpddr/lpddr2_nvm.c6
-rw-r--r--drivers/mtd/lpddr/lpddr_cmds.c2
-rw-r--r--drivers/mtd/maps/lantiq-flash.c6
-rw-r--r--drivers/mtd/maps/physmap-core.c15
-rw-r--r--drivers/mtd/maps/plat-ram.c8
-rw-r--r--drivers/mtd/maps/pxa2xx-flash.c5
-rw-r--r--drivers/mtd/maps/sa1100-flash.c6
-rw-r--r--drivers/mtd/maps/sun_uflash.c6
-rw-r--r--drivers/mtd/mtdcore.c5
-rw-r--r--drivers/mtd/mtdpart.c6
-rw-r--r--drivers/mtd/nand/raw/arasan-nand-controller.c2
-rw-r--r--drivers/mtd/nand/raw/atmel/nand-controller.c2
-rw-r--r--drivers/mtd/nand/raw/cadence-nand-controller.c14
-rw-r--r--drivers/mtd/nand/raw/denali.h2
-rw-r--r--drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c14
-rw-r--r--drivers/mtd/nand/raw/internals.h1
-rw-r--r--drivers/mtd/nand/raw/marvell_nand.c2
-rw-r--r--drivers/mtd/nand/raw/meson_nand.c2
-rw-r--r--drivers/mtd/nand/raw/mtk_nand.c2
-rw-r--r--drivers/mtd/nand/raw/nand_base.c1
-rw-r--r--drivers/mtd/nand/raw/omap2.c8
-rw-r--r--drivers/mtd/nand/raw/renesas-nand-controller.c2
-rw-r--r--drivers/mtd/nand/raw/rockchip-nand-controller.c5
-rw-r--r--drivers/mtd/nand/raw/sh_flctl.c3
-rw-r--r--drivers/mtd/nand/raw/sunxi_nand.c2
-rw-r--r--drivers/mtd/nand/raw/vf610_nfc.c10
-rw-r--r--drivers/mtd/nand/raw/xway_nand.c1
-rw-r--r--drivers/mtd/nand/spi/Makefile2
-rw-r--r--drivers/mtd/nand/spi/core.c1
-rw-r--r--drivers/mtd/nand/spi/foresee.c95
-rw-r--r--drivers/mtd/nand/spi/winbond.c45
-rw-r--r--drivers/mtd/nand/spi/xtx.c134
-rw-r--r--drivers/mtd/parsers/Kconfig5
-rw-r--r--drivers/mtd/parsers/Makefile1
-rw-r--r--drivers/mtd/parsers/ar7part.c129
-rw-r--r--drivers/mtd/spi-nor/Makefile2
-rw-r--r--drivers/mtd/spi-nor/atmel.c121
-rw-r--r--drivers/mtd/spi-nor/catalyst.c24
-rw-r--r--drivers/mtd/spi-nor/controllers/hisi-sfc.c5
-rw-r--r--drivers/mtd/spi-nor/controllers/nxp-spifi.c6
-rw-r--r--drivers/mtd/spi-nor/core.c63
-rw-r--r--drivers/mtd/spi-nor/core.h138
-rw-r--r--drivers/mtd/spi-nor/eon.c74
-rw-r--r--drivers/mtd/spi-nor/esmt.c29
-rw-r--r--drivers/mtd/spi-nor/everspin.c28
-rw-r--r--drivers/mtd/spi-nor/fujitsu.c21
-rw-r--r--drivers/mtd/spi-nor/gigadevice.c82
-rw-r--r--drivers/mtd/spi-nor/intel.c23
-rw-r--r--drivers/mtd/spi-nor/issi.c118
-rw-r--r--drivers/mtd/spi-nor/macronix.c220
-rw-r--r--drivers/mtd/spi-nor/micron-st.c423
-rw-r--r--drivers/mtd/spi-nor/spansion.c392
-rw-r--r--drivers/mtd/spi-nor/sst.c164
-rw-r--r--drivers/mtd/spi-nor/swp.c13
-rw-r--r--drivers/mtd/spi-nor/sysfs.c6
-rw-r--r--drivers/mtd/spi-nor/winbond.c288
-rw-r--r--drivers/mtd/spi-nor/xilinx.c32
-rw-r--r--drivers/mtd/spi-nor/xmc.c19
-rw-r--r--drivers/mtd/ubi/block.c4
-rw-r--r--drivers/mtd/ubi/build.c25
-rw-r--r--drivers/mtd/ubi/cdev.c3
-rw-r--r--drivers/mtd/ubi/eba.c3
-rw-r--r--drivers/mtd/ubi/fastmap-wl.c112
-rw-r--r--drivers/mtd/ubi/fastmap.c66
-rw-r--r--drivers/mtd/ubi/ubi.h10
-rw-r--r--drivers/mtd/ubi/wl.c48
-rw-r--r--drivers/mtd/ubi/wl.h6
77 files changed, 1957 insertions, 1267 deletions
diff --git a/drivers/mtd/chips/map_ram.c b/drivers/mtd/chips/map_ram.c
index e8dd649692..f9d3e32ef8 100644
--- a/drivers/mtd/chips/map_ram.c
+++ b/drivers/mtd/chips/map_ram.c
@@ -70,12 +70,16 @@ static struct mtd_info *map_ram_probe(struct map_info *map)
mtd->_read = mapram_read;
mtd->_write = mapram_write;
mtd->_panic_write = mapram_write;
- mtd->_point = mapram_point;
mtd->_sync = mapram_nop;
- mtd->_unpoint = mapram_unpoint;
mtd->flags = MTD_CAP_RAM;
mtd->writesize = 1;
+ /* Disable direct access when NO_XIP is set */
+ if (map->phys != NO_XIP) {
+ mtd->_point = mapram_point;
+ mtd->_unpoint = mapram_unpoint;
+ }
+
mtd->erasesize = PAGE_SIZE;
while(mtd->size & (mtd->erasesize - 1))
mtd->erasesize >>= 1;
diff --git a/drivers/mtd/devices/bcm47xxsflash.c b/drivers/mtd/devices/bcm47xxsflash.c
index 3af50db8b2..74f559bf8d 100644
--- a/drivers/mtd/devices/bcm47xxsflash.c
+++ b/drivers/mtd/devices/bcm47xxsflash.c
@@ -357,19 +357,17 @@ static int bcm47xxsflash_bcma_probe(struct platform_device *pdev)
return 0;
}
-static int bcm47xxsflash_bcma_remove(struct platform_device *pdev)
+static void bcm47xxsflash_bcma_remove(struct platform_device *pdev)
{
struct bcm47xxsflash *b47s = platform_get_drvdata(pdev);
mtd_device_unregister(&b47s->mtd);
iounmap(b47s->window);
-
- return 0;
}
static struct platform_driver bcma_sflash_driver = {
.probe = bcm47xxsflash_bcma_probe,
- .remove = bcm47xxsflash_bcma_remove,
+ .remove_new = bcm47xxsflash_bcma_remove,
.driver = {
.name = "bcma_sflash",
},
diff --git a/drivers/mtd/devices/block2mtd.c b/drivers/mtd/devices/block2mtd.c
index be106dc20f..aa44a23ec0 100644
--- a/drivers/mtd/devices/block2mtd.c
+++ b/drivers/mtd/devices/block2mtd.c
@@ -37,7 +37,7 @@
/* Info for the block device */
struct block2mtd_dev {
struct list_head list;
- struct block_device *blkdev;
+ struct bdev_handle *bdev_handle;
struct mtd_info mtd;
struct mutex write_mutex;
};
@@ -55,7 +55,8 @@ static struct page *page_read(struct address_space *mapping, pgoff_t index)
/* erase a specified part of the device */
static int _block2mtd_erase(struct block2mtd_dev *dev, loff_t to, size_t len)
{
- struct address_space *mapping = dev->blkdev->bd_inode->i_mapping;
+ struct address_space *mapping =
+ dev->bdev_handle->bdev->bd_inode->i_mapping;
struct page *page;
pgoff_t index = to >> PAGE_SHIFT; // page index
int pages = len >> PAGE_SHIFT;
@@ -105,6 +106,8 @@ static int block2mtd_read(struct mtd_info *mtd, loff_t from, size_t len,
size_t *retlen, u_char *buf)
{
struct block2mtd_dev *dev = mtd->priv;
+ struct address_space *mapping =
+ dev->bdev_handle->bdev->bd_inode->i_mapping;
struct page *page;
pgoff_t index = from >> PAGE_SHIFT;
int offset = from & (PAGE_SIZE-1);
@@ -117,7 +120,7 @@ static int block2mtd_read(struct mtd_info *mtd, loff_t from, size_t len,
cpylen = len; // this page
len = len - cpylen;
- page = page_read(dev->blkdev->bd_inode->i_mapping, index);
+ page = page_read(mapping, index);
if (IS_ERR(page))
return PTR_ERR(page);
@@ -139,7 +142,8 @@ static int _block2mtd_write(struct block2mtd_dev *dev, const u_char *buf,
loff_t to, size_t len, size_t *retlen)
{
struct page *page;
- struct address_space *mapping = dev->blkdev->bd_inode->i_mapping;
+ struct address_space *mapping =
+ dev->bdev_handle->bdev->bd_inode->i_mapping;
pgoff_t index = to >> PAGE_SHIFT; // page index
int offset = to & ~PAGE_MASK; // page offset
int cpylen;
@@ -194,7 +198,7 @@ static int block2mtd_write(struct mtd_info *mtd, loff_t to, size_t len,
static void block2mtd_sync(struct mtd_info *mtd)
{
struct block2mtd_dev *dev = mtd->priv;
- sync_blockdev(dev->blkdev);
+ sync_blockdev(dev->bdev_handle->bdev);
return;
}
@@ -206,10 +210,10 @@ static void block2mtd_free_device(struct block2mtd_dev *dev)
kfree(dev->mtd.name);
- if (dev->blkdev) {
- invalidate_mapping_pages(dev->blkdev->bd_inode->i_mapping,
- 0, -1);
- blkdev_put(dev->blkdev, NULL);
+ if (dev->bdev_handle) {
+ invalidate_mapping_pages(
+ dev->bdev_handle->bdev->bd_inode->i_mapping, 0, -1);
+ bdev_release(dev->bdev_handle);
}
kfree(dev);
@@ -219,10 +223,10 @@ static void block2mtd_free_device(struct block2mtd_dev *dev)
* This function is marked __ref because it calls the __init marked
* early_lookup_bdev when called from the early boot code.
*/
-static struct block_device __ref *mdtblock_early_get_bdev(const char *devname,
+static struct bdev_handle __ref *mdtblock_early_get_bdev(const char *devname,
blk_mode_t mode, int timeout, struct block2mtd_dev *dev)
{
- struct block_device *bdev = ERR_PTR(-ENODEV);
+ struct bdev_handle *bdev_handle = ERR_PTR(-ENODEV);
#ifndef MODULE
int i;
@@ -230,7 +234,7 @@ static struct block_device __ref *mdtblock_early_get_bdev(const char *devname,
* We can't use early_lookup_bdev from a running system.
*/
if (system_state >= SYSTEM_RUNNING)
- return bdev;
+ return bdev_handle;
/*
* We might not have the root device mounted at this point.
@@ -249,19 +253,20 @@ static struct block_device __ref *mdtblock_early_get_bdev(const char *devname,
wait_for_device_probe();
if (!early_lookup_bdev(devname, &devt)) {
- bdev = blkdev_get_by_dev(devt, mode, dev, NULL);
- if (!IS_ERR(bdev))
+ bdev_handle = bdev_open_by_dev(devt, mode, dev, NULL);
+ if (!IS_ERR(bdev_handle))
break;
}
}
#endif
- return bdev;
+ return bdev_handle;
}
static struct block2mtd_dev *add_device(char *devname, int erase_size,
char *label, int timeout)
{
const blk_mode_t mode = BLK_OPEN_READ | BLK_OPEN_WRITE;
+ struct bdev_handle *bdev_handle;
struct block_device *bdev;
struct block2mtd_dev *dev;
char *name;
@@ -274,21 +279,23 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size,
return NULL;
/* Get a handle on the device */
- bdev = blkdev_get_by_path(devname, mode, dev, NULL);
- if (IS_ERR(bdev))
- bdev = mdtblock_early_get_bdev(devname, mode, timeout, dev);
- if (IS_ERR(bdev)) {
+ bdev_handle = bdev_open_by_path(devname, mode, dev, NULL);
+ if (IS_ERR(bdev_handle))
+ bdev_handle = mdtblock_early_get_bdev(devname, mode, timeout,
+ dev);
+ if (IS_ERR(bdev_handle)) {
pr_err("error: cannot open device %s\n", devname);
goto err_free_block2mtd;
}
- dev->blkdev = bdev;
+ dev->bdev_handle = bdev_handle;
+ bdev = bdev_handle->bdev;
if (MAJOR(bdev->bd_dev) == MTD_BLOCK_MAJOR) {
pr_err("attempting to use an MTD device as a block device\n");
goto err_free_block2mtd;
}
- if ((long)dev->blkdev->bd_inode->i_size % erase_size) {
+ if ((long)bdev->bd_inode->i_size % erase_size) {
pr_err("erasesize must be a divisor of device size\n");
goto err_free_block2mtd;
}
@@ -306,7 +313,7 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size,
dev->mtd.name = name;
- dev->mtd.size = dev->blkdev->bd_inode->i_size & PAGE_MASK;
+ dev->mtd.size = bdev->bd_inode->i_size & PAGE_MASK;
dev->mtd.erasesize = erase_size;
dev->mtd.writesize = 1;
dev->mtd.writebufsize = PAGE_SIZE;
diff --git a/drivers/mtd/devices/docg3.c b/drivers/mtd/devices/docg3.c
index 22e73dd611..a2b643af70 100644
--- a/drivers/mtd/devices/docg3.c
+++ b/drivers/mtd/devices/docg3.c
@@ -2046,7 +2046,7 @@ err_probe:
*
* Returns 0
*/
-static int docg3_release(struct platform_device *pdev)
+static void docg3_release(struct platform_device *pdev)
{
struct docg3_cascade *cascade = platform_get_drvdata(pdev);
struct docg3 *docg3 = cascade->floors[0]->priv;
@@ -2058,7 +2058,6 @@ static int docg3_release(struct platform_device *pdev)
doc_release_device(cascade->floors[floor]);
bch_free(docg3->cascade->bch);
- return 0;
}
#ifdef CONFIG_OF
@@ -2076,7 +2075,7 @@ static struct platform_driver g3_driver = {
},
.suspend = docg3_suspend,
.resume = docg3_resume,
- .remove = docg3_release,
+ .remove_new = docg3_release,
};
module_platform_driver_probe(g3_driver, docg3_probe);
diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c
index 208bd4d871..1bf192f229 100644
--- a/drivers/mtd/devices/phram.c
+++ b/drivers/mtd/devices/phram.c
@@ -388,20 +388,18 @@ static int phram_probe(struct platform_device *pdev)
PAGE_SIZE);
}
-static int phram_remove(struct platform_device *pdev)
+static void phram_remove(struct platform_device *pdev)
{
struct phram_mtd_list *phram = platform_get_drvdata(pdev);
mtd_device_unregister(&phram->mtd);
phram_unmap(phram);
kfree(phram);
-
- return 0;
}
static struct platform_driver phram_driver = {
.probe = phram_probe,
- .remove = phram_remove,
+ .remove_new = phram_remove,
.driver = {
.name = "phram",
.of_match_table = of_match_ptr(phram_of_match),
diff --git a/drivers/mtd/devices/powernv_flash.c b/drivers/mtd/devices/powernv_flash.c
index 36e060386e..66044f4f5b 100644
--- a/drivers/mtd/devices/powernv_flash.c
+++ b/drivers/mtd/devices/powernv_flash.c
@@ -265,14 +265,12 @@ static int powernv_flash_probe(struct platform_device *pdev)
*
* Returns 0
*/
-static int powernv_flash_release(struct platform_device *pdev)
+static void powernv_flash_release(struct platform_device *pdev)
{
struct powernv_flash *data = dev_get_drvdata(&(pdev->dev));
/* All resources should be freed automatically */
WARN_ON(mtd_device_unregister(&data->mtd));
-
- return 0;
}
static const struct of_device_id powernv_flash_match[] = {
@@ -285,7 +283,7 @@ static struct platform_driver powernv_flash_driver = {
.name = "powernv_flash",
.of_match_table = powernv_flash_match,
},
- .remove = powernv_flash_release,
+ .remove_new = powernv_flash_release,
.probe = powernv_flash_probe,
};
diff --git a/drivers/mtd/devices/spear_smi.c b/drivers/mtd/devices/spear_smi.c
index 0a35e5236a..1574296d47 100644
--- a/drivers/mtd/devices/spear_smi.c
+++ b/drivers/mtd/devices/spear_smi.c
@@ -1031,7 +1031,7 @@ err:
*
* free all allocations and delete the partitions.
*/
-static int spear_smi_remove(struct platform_device *pdev)
+static void spear_smi_remove(struct platform_device *pdev)
{
struct spear_smi *dev;
struct spear_snor_flash *flash;
@@ -1048,8 +1048,6 @@ static int spear_smi_remove(struct platform_device *pdev)
/* clean up mtd stuff */
WARN_ON(mtd_device_unregister(&flash->mtd));
}
-
- return 0;
}
#ifdef CONFIG_PM_SLEEP
@@ -1095,7 +1093,7 @@ static struct platform_driver spear_smi_driver = {
.pm = &spear_smi_pm_ops,
},
.probe = spear_smi_probe,
- .remove = spear_smi_remove,
+ .remove_new = spear_smi_remove,
};
module_platform_driver(spear_smi_driver);
diff --git a/drivers/mtd/devices/st_spi_fsm.c b/drivers/mtd/devices/st_spi_fsm.c
index 95530cbbb1..3268de5fc7 100644
--- a/drivers/mtd/devices/st_spi_fsm.c
+++ b/drivers/mtd/devices/st_spi_fsm.c
@@ -2097,13 +2097,11 @@ static int stfsm_probe(struct platform_device *pdev)
return mtd_device_register(&fsm->mtd, NULL, 0);
}
-static int stfsm_remove(struct platform_device *pdev)
+static void stfsm_remove(struct platform_device *pdev)
{
struct stfsm *fsm = platform_get_drvdata(pdev);
WARN_ON(mtd_device_unregister(&fsm->mtd));
-
- return 0;
}
#ifdef CONFIG_PM_SLEEP
@@ -2134,7 +2132,7 @@ MODULE_DEVICE_TABLE(of, stfsm_match);
static struct platform_driver stfsm_driver = {
.probe = stfsm_probe,
- .remove = stfsm_remove,
+ .remove_new = stfsm_remove,
.driver = {
.name = "st-spi-fsm",
.of_match_table = stfsm_match,
diff --git a/drivers/mtd/hyperbus/hbmc-am654.c b/drivers/mtd/hyperbus/hbmc-am654.c
index a6161ce340..dbe3eb361c 100644
--- a/drivers/mtd/hyperbus/hbmc-am654.c
+++ b/drivers/mtd/hyperbus/hbmc-am654.c
@@ -229,7 +229,7 @@ disable_mux:
return ret;
}
-static int am654_hbmc_remove(struct platform_device *pdev)
+static void am654_hbmc_remove(struct platform_device *pdev)
{
struct am654_hbmc_priv *priv = platform_get_drvdata(pdev);
struct am654_hbmc_device_priv *dev_priv = priv->hbdev.priv;
@@ -241,8 +241,6 @@ static int am654_hbmc_remove(struct platform_device *pdev)
if (dev_priv->rx_chan)
dma_release_channel(dev_priv->rx_chan);
-
- return 0;
}
static const struct of_device_id am654_hbmc_dt_ids[] = {
@@ -256,7 +254,7 @@ MODULE_DEVICE_TABLE(of, am654_hbmc_dt_ids);
static struct platform_driver am654_hbmc_platform_driver = {
.probe = am654_hbmc_probe,
- .remove = am654_hbmc_remove,
+ .remove_new = am654_hbmc_remove,
.driver = {
.name = "hbmc-am654",
.of_match_table = am654_hbmc_dt_ids,
diff --git a/drivers/mtd/hyperbus/rpc-if.c b/drivers/mtd/hyperbus/rpc-if.c
index ef32fca5f7..b22aa57119 100644
--- a/drivers/mtd/hyperbus/rpc-if.c
+++ b/drivers/mtd/hyperbus/rpc-if.c
@@ -154,20 +154,18 @@ out_disable_rpm:
return error;
}
-static int rpcif_hb_remove(struct platform_device *pdev)
+static void rpcif_hb_remove(struct platform_device *pdev)
{
struct rpcif_hyperbus *hyperbus = platform_get_drvdata(pdev);
hyperbus_unregister_device(&hyperbus->hbdev);
pm_runtime_disable(hyperbus->rpc.dev);
-
- return 0;
}
static struct platform_driver rpcif_platform_driver = {
.probe = rpcif_hb_probe,
- .remove = rpcif_hb_remove,
+ .remove_new = rpcif_hb_remove,
.driver = {
.name = "rpc-if-hyperflash",
},
diff --git a/drivers/mtd/lpddr/lpddr2_nvm.c b/drivers/mtd/lpddr/lpddr2_nvm.c
index f4e5174b24..9169e1155d 100644
--- a/drivers/mtd/lpddr/lpddr2_nvm.c
+++ b/drivers/mtd/lpddr/lpddr2_nvm.c
@@ -476,11 +476,9 @@ static int lpddr2_nvm_probe(struct platform_device *pdev)
/*
* lpddr2_nvm driver remove method
*/
-static int lpddr2_nvm_remove(struct platform_device *pdev)
+static void lpddr2_nvm_remove(struct platform_device *pdev)
{
WARN_ON(mtd_device_unregister(dev_get_drvdata(&pdev->dev)));
-
- return 0;
}
/* Initialize platform_driver data structure for lpddr2_nvm */
@@ -489,7 +487,7 @@ static struct platform_driver lpddr2_nvm_drv = {
.name = "lpddr2_nvm",
},
.probe = lpddr2_nvm_probe,
- .remove = lpddr2_nvm_remove,
+ .remove_new = lpddr2_nvm_remove,
};
module_platform_driver(lpddr2_nvm_drv);
diff --git a/drivers/mtd/lpddr/lpddr_cmds.c b/drivers/mtd/lpddr/lpddr_cmds.c
index 3c3939bc2d..14e36ae719 100644
--- a/drivers/mtd/lpddr/lpddr_cmds.c
+++ b/drivers/mtd/lpddr/lpddr_cmds.c
@@ -61,7 +61,7 @@ struct mtd_info *lpddr_cmdset(struct map_info *map)
mtd->_point = lpddr_point;
mtd->_unpoint = lpddr_unpoint;
}
- mtd->size = 1 << lpddr->qinfo->DevSizeShift;
+ mtd->size = 1ULL << lpddr->qinfo->DevSizeShift;
mtd->erasesize = 1 << lpddr->qinfo->UniformBlockSizeShift;
mtd->writesize = 1 << lpddr->qinfo->BufSizeShift;
diff --git a/drivers/mtd/maps/lantiq-flash.c b/drivers/mtd/maps/lantiq-flash.c
index a1da1c8973..124b13c5d7 100644
--- a/drivers/mtd/maps/lantiq-flash.c
+++ b/drivers/mtd/maps/lantiq-flash.c
@@ -166,8 +166,7 @@ err_destroy:
return err;
}
-static int
-ltq_mtd_remove(struct platform_device *pdev)
+static void ltq_mtd_remove(struct platform_device *pdev)
{
struct ltq_mtd *ltq_mtd = platform_get_drvdata(pdev);
@@ -175,7 +174,6 @@ ltq_mtd_remove(struct platform_device *pdev)
mtd_device_unregister(ltq_mtd->mtd);
map_destroy(ltq_mtd->mtd);
}
- return 0;
}
static const struct of_device_id ltq_mtd_match[] = {
@@ -186,7 +184,7 @@ MODULE_DEVICE_TABLE(of, ltq_mtd_match);
static struct platform_driver ltq_mtd_driver = {
.probe = ltq_mtd_probe,
- .remove = ltq_mtd_remove,
+ .remove_new = ltq_mtd_remove,
.driver = {
.name = "ltq-nor",
.of_match_table = ltq_mtd_match,
diff --git a/drivers/mtd/maps/physmap-core.c b/drivers/mtd/maps/physmap-core.c
index fc87213392..746a27d15d 100644
--- a/drivers/mtd/maps/physmap-core.c
+++ b/drivers/mtd/maps/physmap-core.c
@@ -30,6 +30,7 @@
#include <linux/slab.h>
#include <linux/device.h>
#include <linux/platform_device.h>
+#include <linux/property.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/map.h>
#include <linux/mtd/partitions.h>
@@ -37,7 +38,7 @@
#include <linux/mtd/concat.h>
#include <linux/mtd/cfi_endian.h>
#include <linux/io.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
#include <linux/pm_runtime.h>
#include <linux/gpio/consumer.h>
@@ -62,7 +63,7 @@ struct physmap_flash_info {
unsigned int win_order;
};
-static int physmap_flash_remove(struct platform_device *dev)
+static void physmap_flash_remove(struct platform_device *dev)
{
struct physmap_flash_info *info;
struct physmap_flash_data *physmap_data;
@@ -88,7 +89,6 @@ static int physmap_flash_remove(struct platform_device *dev)
pm_runtime_put(&dev->dev);
pm_runtime_disable(&dev->dev);
- return 0;
}
static void physmap_set_vpp(struct map_info *map, int state)
@@ -296,14 +296,9 @@ static const char * const *of_get_part_probes(struct platform_device *dev)
static const char *of_select_probe_type(struct platform_device *dev)
{
struct device_node *dp = dev->dev.of_node;
- const struct of_device_id *match;
const char *probe_type;
- match = of_match_device(of_flash_match, &dev->dev);
- if (!match)
- return NULL;
-
- probe_type = match->data;
+ probe_type = device_get_match_data(&dev->dev);
if (probe_type)
return probe_type;
@@ -626,7 +621,7 @@ static void physmap_flash_shutdown(struct platform_device *dev)
static struct platform_driver physmap_flash_driver = {
.probe = physmap_flash_probe,
- .remove = physmap_flash_remove,
+ .remove_new = physmap_flash_remove,
.shutdown = physmap_flash_shutdown,
.driver = {
.name = "physmap-flash",
diff --git a/drivers/mtd/maps/plat-ram.c b/drivers/mtd/maps/plat-ram.c
index 4c921dce73..8b736f029f 100644
--- a/drivers/mtd/maps/plat-ram.c
+++ b/drivers/mtd/maps/plat-ram.c
@@ -65,14 +65,14 @@ static inline void platram_setrw(struct platram_info *info, int to)
* called to remove the device from the driver's control
*/
-static int platram_remove(struct platform_device *pdev)
+static void platram_remove(struct platform_device *pdev)
{
struct platram_info *info = to_platram_info(pdev);
dev_dbg(&pdev->dev, "removing device\n");
if (info == NULL)
- return 0;
+ return;
if (info->mtd) {
mtd_device_unregister(info->mtd);
@@ -84,8 +84,6 @@ static int platram_remove(struct platform_device *pdev)
platram_setrw(info, PLATRAM_RO);
kfree(info);
-
- return 0;
}
/* platram_probe
@@ -207,7 +205,7 @@ MODULE_ALIAS("platform:mtd-ram");
static struct platform_driver platram_driver = {
.probe = platram_probe,
- .remove = platram_remove,
+ .remove_new = platram_remove,
.driver = {
.name = "mtd-ram",
},
diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
index 62a5bf41a6..f2a2d4706f 100644
--- a/drivers/mtd/maps/pxa2xx-flash.c
+++ b/drivers/mtd/maps/pxa2xx-flash.c
@@ -98,7 +98,7 @@ static int pxa2xx_flash_probe(struct platform_device *pdev)
return 0;
}
-static int pxa2xx_flash_remove(struct platform_device *dev)
+static void pxa2xx_flash_remove(struct platform_device *dev)
{
struct pxa2xx_flash_info *info = platform_get_drvdata(dev);
@@ -109,7 +109,6 @@ static int pxa2xx_flash_remove(struct platform_device *dev)
if (info->map.cached)
iounmap(info->map.cached);
kfree(info);
- return 0;
}
#ifdef CONFIG_PM
@@ -129,7 +128,7 @@ static struct platform_driver pxa2xx_flash_driver = {
.name = "pxa2xx-flash",
},
.probe = pxa2xx_flash_probe,
- .remove = pxa2xx_flash_remove,
+ .remove_new = pxa2xx_flash_remove,
.shutdown = pxa2xx_flash_shutdown,
};
diff --git a/drivers/mtd/maps/sa1100-flash.c b/drivers/mtd/maps/sa1100-flash.c
index d3d4e987c1..d4ce2376d3 100644
--- a/drivers/mtd/maps/sa1100-flash.c
+++ b/drivers/mtd/maps/sa1100-flash.c
@@ -285,19 +285,17 @@ static int sa1100_mtd_probe(struct platform_device *pdev)
return err;
}
-static int sa1100_mtd_remove(struct platform_device *pdev)
+static void sa1100_mtd_remove(struct platform_device *pdev)
{
struct sa_info *info = platform_get_drvdata(pdev);
struct flash_platform_data *plat = dev_get_platdata(&pdev->dev);
sa1100_destroy(info, plat);
-
- return 0;
}
static struct platform_driver sa1100_mtd_driver = {
.probe = sa1100_mtd_probe,
- .remove = sa1100_mtd_remove,
+ .remove_new = sa1100_mtd_remove,
.driver = {
.name = "sa1100-mtd",
},
diff --git a/drivers/mtd/maps/sun_uflash.c b/drivers/mtd/maps/sun_uflash.c
index 2bfdf1b7e1..f58cfb15d6 100644
--- a/drivers/mtd/maps/sun_uflash.c
+++ b/drivers/mtd/maps/sun_uflash.c
@@ -118,7 +118,7 @@ static int uflash_probe(struct platform_device *op)
return uflash_devinit(op, dp);
}
-static int uflash_remove(struct platform_device *op)
+static void uflash_remove(struct platform_device *op)
{
struct uflash_dev *up = dev_get_drvdata(&op->dev);
@@ -132,8 +132,6 @@ static int uflash_remove(struct platform_device *op)
}
kfree(up);
-
- return 0;
}
static const struct of_device_id uflash_match[] = {
@@ -151,7 +149,7 @@ static struct platform_driver uflash_driver = {
.of_match_table = uflash_match,
},
.probe = uflash_probe,
- .remove = uflash_remove,
+ .remove_new = uflash_remove,
};
module_platform_driver(uflash_driver);
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 9bd661be3a..bb0759ca12 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -552,6 +552,7 @@ static int mtd_nvmem_add(struct mtd_info *mtd)
config.dev = &mtd->dev;
config.name = dev_name(&mtd->dev);
config.owner = THIS_MODULE;
+ config.add_legacy_fixed_of_cells = of_device_is_compatible(node, "nvmem-cells");
config.reg_read = mtd_nvmem_reg_read;
config.size = mtd->size;
config.word_size = 1;
@@ -559,7 +560,6 @@ static int mtd_nvmem_add(struct mtd_info *mtd)
config.read_only = true;
config.root_only = true;
config.ignore_wp = true;
- config.no_of_node = !of_device_is_compatible(node, "nvmem-cells");
config.priv = mtd;
mtd->nvmem = nvmem_register(&config);
@@ -898,6 +898,7 @@ static struct nvmem_device *mtd_otp_nvmem_register(struct mtd_info *mtd,
config.name = compatible;
config.id = NVMEM_DEVID_AUTO;
config.owner = THIS_MODULE;
+ config.add_legacy_fixed_of_cells = true;
config.type = NVMEM_TYPE_OTP;
config.root_only = true;
config.ignore_wp = true;
@@ -1505,6 +1506,8 @@ int mtd_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen,
ret = mtd_read_oob(mtd, from, &ops);
*retlen = ops.retlen;
+ WARN_ON_ONCE(*retlen != len && mtd_is_bitflip_or_eccerr(ret));
+
return ret;
}
EXPORT_SYMBOL_GPL(mtd_read);
diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c
index 23483db8f3..6811a71434 100644
--- a/drivers/mtd/mtdpart.c
+++ b/drivers/mtd/mtdpart.c
@@ -426,7 +426,11 @@ int add_mtd_partitions(struct mtd_info *parent,
mtd_add_partition_attrs(child);
/* Look for subpartitions */
- parse_mtd_partitions(child, parts[i].types, NULL);
+ ret = parse_mtd_partitions(child, parts[i].types, NULL);
+ if (ret < 0) {
+ pr_err("Failed to parse subpartitions: %d\n", ret);
+ goto err_del_partitions;
+ }
cur_offset = child->part.offset + child->part.size;
}
diff --git a/drivers/mtd/nand/raw/arasan-nand-controller.c b/drivers/mtd/nand/raw/arasan-nand-controller.c
index a492051c46..2ff1d2b13e 100644
--- a/drivers/mtd/nand/raw/arasan-nand-controller.c
+++ b/drivers/mtd/nand/raw/arasan-nand-controller.c
@@ -481,7 +481,7 @@ static int anfc_read_page_hw_ecc(struct nand_chip *chip, u8 *buf,
}
bf = nand_check_erased_ecc_chunk(raw_buf, chip->ecc.size,
- NULL, 0, NULL, 0,
+ anand->hw_ecc, chip->ecc.bytes, NULL, 0,
chip->ecc.strength);
if (bf > 0) {
mtd->ecc_stats.corrected += bf;
diff --git a/drivers/mtd/nand/raw/atmel/nand-controller.c b/drivers/mtd/nand/raw/atmel/nand-controller.c
index 3f494f7c7e..4cb478bbee 100644
--- a/drivers/mtd/nand/raw/atmel/nand-controller.c
+++ b/drivers/mtd/nand/raw/atmel/nand-controller.c
@@ -165,7 +165,7 @@ struct atmel_nand {
struct atmel_pmecc_user *pmecc;
struct gpio_desc *cdgpio;
int numcs;
- struct atmel_nand_cs cs[];
+ struct atmel_nand_cs cs[] __counted_by(numcs);
};
static inline struct atmel_nand *to_atmel_nand(struct nand_chip *chip)
diff --git a/drivers/mtd/nand/raw/cadence-nand-controller.c b/drivers/mtd/nand/raw/cadence-nand-controller.c
index 034ec564c2..04f84d87c6 100644
--- a/drivers/mtd/nand/raw/cadence-nand-controller.c
+++ b/drivers/mtd/nand/raw/cadence-nand-controller.c
@@ -15,8 +15,10 @@
#include <linux/module.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/rawnand.h>
-#include <linux/of_device.h>
#include <linux/iopoll.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/property.h>
#include <linux/slab.h>
/*
@@ -526,7 +528,7 @@ struct cdns_nand_chip {
/* ECC strength index. */
u8 corr_str_idx;
- u8 cs[];
+ u8 cs[] __counted_by(nsels);
};
struct ecc_info {
@@ -2995,15 +2997,11 @@ static int cadence_nand_dt_probe(struct platform_device *ofdev)
struct cadence_nand_dt *dt;
struct cdns_nand_ctrl *cdns_ctrl;
int ret;
- const struct of_device_id *of_id;
const struct cadence_nand_dt_devdata *devdata;
u32 val;
- of_id = of_match_device(cadence_nand_dt_ids, &ofdev->dev);
- if (of_id) {
- ofdev->id_entry = of_id->data;
- devdata = of_id->data;
- } else {
+ devdata = device_get_match_data(&ofdev->dev);
+ if (!devdata) {
pr_err("Failed to find the right device id.\n");
return -ENOMEM;
}
diff --git a/drivers/mtd/nand/raw/denali.h b/drivers/mtd/nand/raw/denali.h
index ac46eb7956..5f2fab022f 100644
--- a/drivers/mtd/nand/raw/denali.h
+++ b/drivers/mtd/nand/raw/denali.h
@@ -328,7 +328,7 @@ struct denali_chip {
struct nand_chip chip;
struct list_head node;
unsigned int nsels;
- struct denali_chip_sel sels[];
+ struct denali_chip_sel sels[] __counted_by(nsels);
};
/**
diff --git a/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c b/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c
index 6748226b8b..0e7dd9ca4b 100644
--- a/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c
+++ b/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c
@@ -46,7 +46,7 @@ struct ingenic_nfc {
struct nand_controller controller;
unsigned int num_banks;
struct list_head chips;
- struct ingenic_nand_cs cs[];
+ struct ingenic_nand_cs cs[] __counted_by(num_banks);
};
struct ingenic_nand {
@@ -380,18 +380,6 @@ static int ingenic_nand_init_chip(struct platform_device *pdev,
return ret;
}
- /*
- * The rb-gpios semantics was undocumented and qi,lb60 (along with
- * the ingenic driver) got it wrong. The active state encodes the
- * NAND ready state, which is high level. Since there's no signal
- * inverter on this board, it should be active-high. Let's fix that
- * here for older DTs so we can re-use the generic nand_gpio_waitrdy()
- * helper, and be consistent with what other drivers do.
- */
- if (of_machine_is_compatible("qi,lb60") &&
- gpiod_is_active_low(nand->busy_gpio))
- gpiod_toggle_active_low(nand->busy_gpio);
-
nand->wp_gpio = devm_gpiod_get_optional(dev, "wp", GPIOD_OUT_LOW);
if (IS_ERR(nand->wp_gpio)) {
diff --git a/drivers/mtd/nand/raw/internals.h b/drivers/mtd/nand/raw/internals.h
index e9932da18b..b7162ced9e 100644
--- a/drivers/mtd/nand/raw/internals.h
+++ b/drivers/mtd/nand/raw/internals.h
@@ -106,7 +106,6 @@ int nand_read_page_raw_notsupp(struct nand_chip *chip, u8 *buf,
int oob_required, int page);
int nand_write_page_raw_notsupp(struct nand_chip *chip, const u8 *buf,
int oob_required, int page);
-int nand_exit_status_op(struct nand_chip *chip);
int nand_read_param_page_op(struct nand_chip *chip, u8 page, void *buf,
unsigned int len);
void nand_decode_ext_id(struct nand_chip *chip);
diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c
index b841a81cb1..a466987448 100644
--- a/drivers/mtd/nand/raw/marvell_nand.c
+++ b/drivers/mtd/nand/raw/marvell_nand.c
@@ -348,7 +348,7 @@ struct marvell_nand_chip {
int addr_cyc;
int selected_die;
unsigned int nsels;
- struct marvell_nand_chip_sel sels[];
+ struct marvell_nand_chip_sel sels[] __counted_by(nsels);
};
static inline struct marvell_nand_chip *to_marvell_nand(struct nand_chip *chip)
diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c
index a506e658d4..71ec4052e5 100644
--- a/drivers/mtd/nand/raw/meson_nand.c
+++ b/drivers/mtd/nand/raw/meson_nand.c
@@ -128,7 +128,7 @@ struct meson_nfc_nand_chip {
u8 *data_buf;
__le64 *info_buf;
u32 nsels;
- u8 sels[];
+ u8 sels[] __counted_by(nsels);
};
struct meson_nand_ecc {
diff --git a/drivers/mtd/nand/raw/mtk_nand.c b/drivers/mtd/nand/raw/mtk_nand.c
index 29c8bddde6..60198e33d2 100644
--- a/drivers/mtd/nand/raw/mtk_nand.c
+++ b/drivers/mtd/nand/raw/mtk_nand.c
@@ -130,7 +130,7 @@ struct mtk_nfc_nand_chip {
u32 spare_per_sector;
int nsels;
- u8 sels[];
+ u8 sels[] __counted_by(nsels);
/* nothing after this field */
};
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index 76167b8ca9..bbdcfbe643 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -42,7 +42,6 @@
#include <linux/io.h>
#include <linux/mtd/partitions.h>
#include <linux/of.h>
-#include <linux/of_gpio.h>
#include <linux/gpio/consumer.h>
#include "internals.h"
diff --git a/drivers/mtd/nand/raw/omap2.c b/drivers/mtd/nand/raw/omap2.c
index c45bef6158..cf76afc6c0 100644
--- a/drivers/mtd/nand/raw/omap2.c
+++ b/drivers/mtd/nand/raw/omap2.c
@@ -1881,8 +1881,8 @@ static int omap_nand_attach_chip(struct nand_chip *chip)
case NAND_OMAP_PREFETCH_IRQ:
info->gpmc_irq_fifo = platform_get_irq(info->pdev, 0);
- if (info->gpmc_irq_fifo <= 0)
- return -ENODEV;
+ if (info->gpmc_irq_fifo < 0)
+ return info->gpmc_irq_fifo;
err = devm_request_irq(dev, info->gpmc_irq_fifo,
omap_nand_irq, IRQF_SHARED,
"gpmc-nand-fifo", info);
@@ -1894,8 +1894,8 @@ static int omap_nand_attach_chip(struct nand_chip *chip)
}
info->gpmc_irq_count = platform_get_irq(info->pdev, 1);
- if (info->gpmc_irq_count <= 0)
- return -ENODEV;
+ if (info->gpmc_irq_count < 0)
+ return info->gpmc_irq_count;
err = devm_request_irq(dev, info->gpmc_irq_count,
omap_nand_irq, IRQF_SHARED,
"gpmc-nand-count", info);
diff --git a/drivers/mtd/nand/raw/renesas-nand-controller.c b/drivers/mtd/nand/raw/renesas-nand-controller.c
index 589021ea9e..c9a01feff8 100644
--- a/drivers/mtd/nand/raw/renesas-nand-controller.c
+++ b/drivers/mtd/nand/raw/renesas-nand-controller.c
@@ -210,7 +210,7 @@ struct rnand_chip {
u32 tim_gen_seq1;
u32 tim_gen_seq2;
u32 tim_gen_seq3;
- struct rnand_chip_sel sels[];
+ struct rnand_chip_sel sels[] __counted_by(nsels);
};
struct rnandc {
diff --git a/drivers/mtd/nand/raw/rockchip-nand-controller.c b/drivers/mtd/nand/raw/rockchip-nand-controller.c
index 5bc90ffa72..596cf9a782 100644
--- a/drivers/mtd/nand/raw/rockchip-nand-controller.c
+++ b/drivers/mtd/nand/raw/rockchip-nand-controller.c
@@ -158,8 +158,7 @@ struct rk_nfc_nand_chip {
u32 timing;
u8 nsels;
- u8 sels[];
- /* Nothing after this field. */
+ u8 sels[] __counted_by(nsels);
};
struct rk_nfc {
@@ -1119,7 +1118,7 @@ static int rk_nfc_nand_chip_init(struct device *dev, struct rk_nfc *nfc,
return -EINVAL;
}
- rknand = devm_kzalloc(dev, sizeof(*rknand) + nsels * sizeof(u8),
+ rknand = devm_kzalloc(dev, struct_size(rknand, sels, nsels),
GFP_KERNEL);
if (!rknand)
return -ENOMEM;
diff --git a/drivers/mtd/nand/raw/sh_flctl.c b/drivers/mtd/nand/raw/sh_flctl.c
index 3e5df75cbc..2a8164efb2 100644
--- a/drivers/mtd/nand/raw/sh_flctl.c
+++ b/drivers/mtd/nand/raw/sh_flctl.c
@@ -1215,6 +1215,7 @@ static void flctl_remove(struct platform_device *pdev)
}
static struct platform_driver flctl_driver = {
+ .probe = flctl_probe,
.remove_new = flctl_remove,
.driver = {
.name = "sh_flctl",
@@ -1222,7 +1223,7 @@ static struct platform_driver flctl_driver = {
},
};
-module_platform_driver_probe(flctl_driver, flctl_probe);
+module_platform_driver(flctl_driver);
MODULE_LICENSE("GPL v2");
MODULE_AUTHOR("Yoshihiro Shimoda");
diff --git a/drivers/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi_nand.c
index 9abf38049d..4ec17c8bce 100644
--- a/drivers/mtd/nand/raw/sunxi_nand.c
+++ b/drivers/mtd/nand/raw/sunxi_nand.c
@@ -197,7 +197,7 @@ struct sunxi_nand_chip {
u32 timing_cfg;
u32 timing_ctl;
int nsels;
- struct sunxi_nand_chip_sel sels[];
+ struct sunxi_nand_chip_sel sels[] __counted_by(nsels);
};
static inline struct sunxi_nand_chip *to_sunxi_nand(struct nand_chip *nand)
diff --git a/drivers/mtd/nand/raw/vf610_nfc.c b/drivers/mtd/nand/raw/vf610_nfc.c
index 3f783b8f76..f31d23219f 100644
--- a/drivers/mtd/nand/raw/vf610_nfc.c
+++ b/drivers/mtd/nand/raw/vf610_nfc.c
@@ -29,8 +29,9 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
#include <linux/platform_device.h>
+#include <linux/property.h>
#include <linux/slab.h>
#include <linux/swab.h>
@@ -810,7 +811,6 @@ static int vf610_nfc_probe(struct platform_device *pdev)
struct mtd_info *mtd;
struct nand_chip *chip;
struct device_node *child;
- const struct of_device_id *of_id;
int err;
int irq;
@@ -840,12 +840,10 @@ static int vf610_nfc_probe(struct platform_device *pdev)
return PTR_ERR(nfc->clk);
}
- of_id = of_match_device(vf610_nfc_dt_ids, &pdev->dev);
- if (!of_id)
+ nfc->variant = (enum vf610_nfc_variant)device_get_match_data(&pdev->dev);
+ if (!nfc->variant)
return -ENODEV;
- nfc->variant = (uintptr_t)of_id->data;
-
for_each_available_child_of_node(nfc->dev->of_node, child) {
if (of_device_is_compatible(child, "fsl,vf610-nfc-nandcs")) {
diff --git a/drivers/mtd/nand/raw/xway_nand.c b/drivers/mtd/nand/raw/xway_nand.c
index 51d802a165..008549011f 100644
--- a/drivers/mtd/nand/raw/xway_nand.c
+++ b/drivers/mtd/nand/raw/xway_nand.c
@@ -6,7 +6,6 @@
*/
#include <linux/mtd/rawnand.h>
-#include <linux/of_gpio.h>
#include <linux/of.h>
#include <linux/platform_device.h>
diff --git a/drivers/mtd/nand/spi/Makefile b/drivers/mtd/nand/spi/Makefile
index cd8b66bf77..19cc77288e 100644
--- a/drivers/mtd/nand/spi/Makefile
+++ b/drivers/mtd/nand/spi/Makefile
@@ -1,4 +1,4 @@
# SPDX-License-Identifier: GPL-2.0
-spinand-objs := core.o alliancememory.o ato.o esmt.o gigadevice.o macronix.o
+spinand-objs := core.o alliancememory.o ato.o esmt.o foresee.o gigadevice.o macronix.o
spinand-objs += micron.o paragon.o toshiba.o winbond.o xtx.o
obj-$(CONFIG_MTD_SPI_NAND) += spinand.o
diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c
index 393ff37f0d..849ccfedbc 100644
--- a/drivers/mtd/nand/spi/core.c
+++ b/drivers/mtd/nand/spi/core.c
@@ -940,6 +940,7 @@ static const struct spinand_manufacturer *spinand_manufacturers[] = {
&alliancememory_spinand_manufacturer,
&ato_spinand_manufacturer,
&esmt_c8_spinand_manufacturer,
+ &foresee_spinand_manufacturer,
&gigadevice_spinand_manufacturer,
&macronix_spinand_manufacturer,
&micron_spinand_manufacturer,
diff --git a/drivers/mtd/nand/spi/foresee.c b/drivers/mtd/nand/spi/foresee.c
new file mode 100644
index 0000000000..e0d2d92570
--- /dev/null
+++ b/drivers/mtd/nand/spi/foresee.c
@@ -0,0 +1,95 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2023, SberDevices. All Rights Reserved.
+ *
+ * Author: Martin Kurbanov <mmkurbanov@salutedevices.com>
+ */
+
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/mtd/spinand.h>
+
+#define SPINAND_MFR_FORESEE 0xCD
+
+static SPINAND_OP_VARIANTS(read_cache_variants,
+ SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),
+ SPINAND_PAGE_READ_FROM_CACHE_X2_OP(0, 1, NULL, 0),
+ SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0),
+ SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0));
+
+static SPINAND_OP_VARIANTS(write_cache_variants,
+ SPINAND_PROG_LOAD_X4(true, 0, NULL, 0),
+ SPINAND_PROG_LOAD(true, 0, NULL, 0));
+
+static SPINAND_OP_VARIANTS(update_cache_variants,
+ SPINAND_PROG_LOAD_X4(false, 0, NULL, 0),
+ SPINAND_PROG_LOAD(false, 0, NULL, 0));
+
+static int f35sqa002g_ooblayout_ecc(struct mtd_info *mtd, int section,
+ struct mtd_oob_region *region)
+{
+ return -ERANGE;
+}
+
+static int f35sqa002g_ooblayout_free(struct mtd_info *mtd, int section,
+ struct mtd_oob_region *region)
+{
+ if (section)
+ return -ERANGE;
+
+ /* Reserve 2 bytes for the BBM. */
+ region->offset = 2;
+ region->length = 62;
+
+ return 0;
+}
+
+static const struct mtd_ooblayout_ops f35sqa002g_ooblayout = {
+ .ecc = f35sqa002g_ooblayout_ecc,
+ .free = f35sqa002g_ooblayout_free,
+};
+
+static int f35sqa002g_ecc_get_status(struct spinand_device *spinand, u8 status)
+{
+ struct nand_device *nand = spinand_to_nand(spinand);
+
+ switch (status & STATUS_ECC_MASK) {
+ case STATUS_ECC_NO_BITFLIPS:
+ return 0;
+
+ case STATUS_ECC_HAS_BITFLIPS:
+ return nanddev_get_ecc_conf(nand)->strength;
+
+ default:
+ break;
+ }
+
+ /* More than 1-bit error was detected in one or more sectors and
+ * cannot be corrected.
+ */
+ return -EBADMSG;
+}
+
+static const struct spinand_info foresee_spinand_table[] = {
+ SPINAND_INFO("F35SQA002G",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x72, 0x72),
+ NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
+ NAND_ECCREQ(1, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ SPINAND_HAS_QE_BIT,
+ SPINAND_ECCINFO(&f35sqa002g_ooblayout,
+ f35sqa002g_ecc_get_status)),
+};
+
+static const struct spinand_manufacturer_ops foresee_spinand_manuf_ops = {
+};
+
+const struct spinand_manufacturer foresee_spinand_manufacturer = {
+ .id = SPINAND_MFR_FORESEE,
+ .name = "FORESEE",
+ .chips = foresee_spinand_table,
+ .nchips = ARRAY_SIZE(foresee_spinand_table),
+ .ops = &foresee_spinand_manuf_ops,
+};
diff --git a/drivers/mtd/nand/spi/winbond.c b/drivers/mtd/nand/spi/winbond.c
index f507e37593..1a473021cc 100644
--- a/drivers/mtd/nand/spi/winbond.c
+++ b/drivers/mtd/nand/spi/winbond.c
@@ -169,6 +169,51 @@ static const struct spinand_info winbond_spinand_table[] = {
&update_cache_variants),
0,
SPINAND_ECCINFO(&w25n02kv_ooblayout, w25n02kv_ecc_get_status)),
+ SPINAND_INFO("W25N01JW",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xbc, 0x21),
+ NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
+ NAND_ECCREQ(4, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&w25m02gv_ooblayout, w25n02kv_ecc_get_status)),
+ SPINAND_INFO("W25N02JWZEIF",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xbf, 0x22),
+ NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 2, 1),
+ NAND_ECCREQ(4, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&w25n02kv_ooblayout, w25n02kv_ecc_get_status)),
+ SPINAND_INFO("W25N512GW",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xba, 0x20),
+ NAND_MEMORG(1, 2048, 64, 64, 512, 10, 1, 1, 1),
+ NAND_ECCREQ(4, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&w25n02kv_ooblayout, w25n02kv_ecc_get_status)),
+ SPINAND_INFO("W25N02KWZEIR",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xba, 0x22),
+ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&w25n02kv_ooblayout, w25n02kv_ecc_get_status)),
+ SPINAND_INFO("W25N01GWZEIG",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xba, 0x21),
+ NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
+ NAND_ECCREQ(4, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&w25m02gv_ooblayout, w25n02kv_ecc_get_status)),
};
static int winbond_spinand_init(struct spinand_device *spinand)
diff --git a/drivers/mtd/nand/spi/xtx.c b/drivers/mtd/nand/spi/xtx.c
index 3911520f71..66a4255bdf 100644
--- a/drivers/mtd/nand/spi/xtx.c
+++ b/drivers/mtd/nand/spi/xtx.c
@@ -4,6 +4,7 @@
* Felix Matouschek <felix@matouschek.org>
*/
+#include <linux/bitfield.h>
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/mtd/spinand.h>
@@ -15,6 +16,12 @@
#define XT26G0XA_STATUS_ECC_8_CORRECTED (3 << 4)
#define XT26G0XA_STATUS_ECC_UNCOR_ERROR (2 << 4)
+#define XT26XXXD_STATUS_ECC3_ECC2_MASK GENMASK(7, 6)
+#define XT26XXXD_STATUS_ECC_NO_DETECTED (0)
+#define XT26XXXD_STATUS_ECC_1_7_CORRECTED (1)
+#define XT26XXXD_STATUS_ECC_8_CORRECTED (3)
+#define XT26XXXD_STATUS_ECC_UNCOR_ERROR (2)
+
static SPINAND_OP_VARIANTS(read_cache_variants,
SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 1, NULL, 0),
SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),
@@ -84,6 +91,53 @@ static int xt26g0xa_ecc_get_status(struct spinand_device *spinand,
return status >> 2;
}
+static int xt26xxxd_ooblayout_ecc(struct mtd_info *mtd, int section,
+ struct mtd_oob_region *region)
+{
+ if (section)
+ return -ERANGE;
+
+ region->offset = mtd->oobsize / 2;
+ region->length = mtd->oobsize / 2;
+
+ return 0;
+}
+
+static int xt26xxxd_ooblayout_free(struct mtd_info *mtd, int section,
+ struct mtd_oob_region *region)
+{
+ if (section)
+ return -ERANGE;
+
+ region->offset = 2;
+ region->length = mtd->oobsize / 2 - 2;
+
+ return 0;
+}
+
+static const struct mtd_ooblayout_ops xt26xxxd_ooblayout = {
+ .ecc = xt26xxxd_ooblayout_ecc,
+ .free = xt26xxxd_ooblayout_free,
+};
+
+static int xt26xxxd_ecc_get_status(struct spinand_device *spinand,
+ u8 status)
+{
+ switch (FIELD_GET(STATUS_ECC_MASK, status)) {
+ case XT26XXXD_STATUS_ECC_NO_DETECTED:
+ return 0;
+ case XT26XXXD_STATUS_ECC_UNCOR_ERROR:
+ return -EBADMSG;
+ case XT26XXXD_STATUS_ECC_1_7_CORRECTED:
+ return 4 + FIELD_GET(XT26XXXD_STATUS_ECC3_ECC2_MASK, status);
+ case XT26XXXD_STATUS_ECC_8_CORRECTED:
+ return 8;
+ default:
+ break;
+ }
+
+ return -EINVAL;
+}
static const struct spinand_info xtx_spinand_table[] = {
SPINAND_INFO("XT26G01A",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xE1),
@@ -115,6 +169,86 @@ static const struct spinand_info xtx_spinand_table[] = {
SPINAND_HAS_QE_BIT,
SPINAND_ECCINFO(&xt26g0xa_ooblayout,
xt26g0xa_ecc_get_status)),
+ SPINAND_INFO("XT26G01D",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x31),
+ NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&xt26xxxd_ooblayout,
+ xt26xxxd_ecc_get_status)),
+ SPINAND_INFO("XT26G11D",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x34),
+ NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&xt26xxxd_ooblayout,
+ xt26xxxd_ecc_get_status)),
+ SPINAND_INFO("XT26Q01D",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x51),
+ NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&xt26xxxd_ooblayout,
+ xt26xxxd_ecc_get_status)),
+ SPINAND_INFO("XT26G02D",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x32),
+ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&xt26xxxd_ooblayout,
+ xt26xxxd_ecc_get_status)),
+ SPINAND_INFO("XT26G12D",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x35),
+ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&xt26xxxd_ooblayout,
+ xt26xxxd_ecc_get_status)),
+ SPINAND_INFO("XT26Q02D",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x52),
+ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&xt26xxxd_ooblayout,
+ xt26xxxd_ecc_get_status)),
+ SPINAND_INFO("XT26G04D",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x33),
+ NAND_MEMORG(1, 4096, 256, 64, 2048, 40, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&xt26xxxd_ooblayout,
+ xt26xxxd_ecc_get_status)),
+ SPINAND_INFO("XT26Q04D",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x53),
+ NAND_MEMORG(1, 4096, 256, 64, 2048, 40, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&xt26xxxd_ooblayout,
+ xt26xxxd_ecc_get_status)),
};
static const struct spinand_manufacturer_ops xtx_spinand_manuf_ops = {
diff --git a/drivers/mtd/parsers/Kconfig b/drivers/mtd/parsers/Kconfig
index 60738edcd5..da03ab6efe 100644
--- a/drivers/mtd/parsers/Kconfig
+++ b/drivers/mtd/parsers/Kconfig
@@ -1,9 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only
-config MTD_AR7_PARTS
- tristate "TI AR7 partitioning parser"
- help
- TI AR7 partitioning parser support
-
config MTD_BCM47XX_PARTS
tristate "BCM47XX partitioning parser"
depends on BCM47XX || ARCH_BCM_5301X
diff --git a/drivers/mtd/parsers/Makefile b/drivers/mtd/parsers/Makefile
index 0e70b621a1..9b00c62b83 100644
--- a/drivers/mtd/parsers/Makefile
+++ b/drivers/mtd/parsers/Makefile
@@ -1,5 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only
-obj-$(CONFIG_MTD_AR7_PARTS) += ar7part.o
obj-$(CONFIG_MTD_BCM47XX_PARTS) += bcm47xxpart.o
obj-$(CONFIG_MTD_BCM63XX_PARTS) += bcm63xxpart.o
obj-$(CONFIG_MTD_BRCM_U_BOOT) += brcm_u-boot.o
diff --git a/drivers/mtd/parsers/ar7part.c b/drivers/mtd/parsers/ar7part.c
deleted file mode 100644
index 8cd683711a..0000000000
--- a/drivers/mtd/parsers/ar7part.c
+++ /dev/null
@@ -1,129 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * Copyright © 2007 Eugene Konev <ejka@openwrt.org>
- *
- * TI AR7 flash partition table.
- * Based on ar7 map by Felix Fietkau <nbd@openwrt.org>
- */
-
-#include <linux/kernel.h>
-#include <linux/slab.h>
-
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/partitions.h>
-#include <linux/memblock.h>
-#include <linux/module.h>
-
-#include <uapi/linux/magic.h>
-
-#define AR7_PARTS 4
-#define ROOT_OFFSET 0xe0000
-
-#define LOADER_MAGIC1 le32_to_cpu(0xfeedfa42)
-#define LOADER_MAGIC2 le32_to_cpu(0xfeed1281)
-
-struct ar7_bin_rec {
- unsigned int checksum;
- unsigned int length;
- unsigned int address;
-};
-
-static int create_mtd_partitions(struct mtd_info *master,
- const struct mtd_partition **pparts,
- struct mtd_part_parser_data *data)
-{
- struct ar7_bin_rec header;
- unsigned int offset;
- size_t len;
- unsigned int pre_size = master->erasesize, post_size = 0;
- unsigned int root_offset = ROOT_OFFSET;
-
- int retries = 10;
- struct mtd_partition *ar7_parts;
-
- ar7_parts = kcalloc(AR7_PARTS, sizeof(*ar7_parts), GFP_KERNEL);
- if (!ar7_parts)
- return -ENOMEM;
- ar7_parts[0].name = "loader";
- ar7_parts[0].offset = 0;
- ar7_parts[0].size = master->erasesize;
- ar7_parts[0].mask_flags = MTD_WRITEABLE;
-
- ar7_parts[1].name = "config";
- ar7_parts[1].offset = 0;
- ar7_parts[1].size = master->erasesize;
- ar7_parts[1].mask_flags = 0;
-
- do { /* Try 10 blocks starting from master->erasesize */
- offset = pre_size;
- mtd_read(master, offset, sizeof(header), &len,
- (uint8_t *)&header);
- if (!strncmp((char *)&header, "TIENV0.8", 8))
- ar7_parts[1].offset = pre_size;
- if (header.checksum == LOADER_MAGIC1)
- break;
- if (header.checksum == LOADER_MAGIC2)
- break;
- pre_size += master->erasesize;
- } while (retries--);
-
- pre_size = offset;
-
- if (!ar7_parts[1].offset) {
- ar7_parts[1].offset = master->size - master->erasesize;
- post_size = master->erasesize;
- }
-
- switch (header.checksum) {
- case LOADER_MAGIC1:
- while (header.length) {
- offset += sizeof(header) + header.length;
- mtd_read(master, offset, sizeof(header), &len,
- (uint8_t *)&header);
- }
- root_offset = offset + sizeof(header) + 4;
- break;
- case LOADER_MAGIC2:
- while (header.length) {
- offset += sizeof(header) + header.length;
- mtd_read(master, offset, sizeof(header), &len,
- (uint8_t *)&header);
- }
- root_offset = offset + sizeof(header) + 4 + 0xff;
- root_offset &= ~(uint32_t)0xff;
- break;
- default:
- printk(KERN_WARNING "Unknown magic: %08x\n", header.checksum);
- break;
- }
-
- mtd_read(master, root_offset, sizeof(header), &len, (u8 *)&header);
- if (header.checksum != SQUASHFS_MAGIC) {
- root_offset += master->erasesize - 1;
- root_offset &= ~(master->erasesize - 1);
- }
-
- ar7_parts[2].name = "linux";
- ar7_parts[2].offset = pre_size;
- ar7_parts[2].size = master->size - pre_size - post_size;
- ar7_parts[2].mask_flags = 0;
-
- ar7_parts[3].name = "rootfs";
- ar7_parts[3].offset = root_offset;
- ar7_parts[3].size = master->size - root_offset - post_size;
- ar7_parts[3].mask_flags = 0;
-
- *pparts = ar7_parts;
- return AR7_PARTS;
-}
-
-static struct mtd_part_parser ar7_parser = {
- .parse_fn = create_mtd_partitions,
- .name = "ar7part",
-};
-module_mtd_part_parser(ar7_parser);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR( "Felix Fietkau <nbd@openwrt.org>, "
- "Eugene Konev <ejka@openwrt.org>");
-MODULE_DESCRIPTION("MTD partitioning for TI AR7");
diff --git a/drivers/mtd/spi-nor/Makefile b/drivers/mtd/spi-nor/Makefile
index e347b435a0..5e68468b72 100644
--- a/drivers/mtd/spi-nor/Makefile
+++ b/drivers/mtd/spi-nor/Makefile
@@ -2,11 +2,9 @@
spi-nor-objs := core.o sfdp.o swp.o otp.o sysfs.o
spi-nor-objs += atmel.o
-spi-nor-objs += catalyst.o
spi-nor-objs += eon.o
spi-nor-objs += esmt.o
spi-nor-objs += everspin.o
-spi-nor-objs += fujitsu.o
spi-nor-objs += gigadevice.o
spi-nor-objs += intel.o
spi-nor-objs += issi.o
diff --git a/drivers/mtd/spi-nor/atmel.c b/drivers/mtd/spi-nor/atmel.c
index 58968c1e7d..e13b8d2dd5 100644
--- a/drivers/mtd/spi-nor/atmel.c
+++ b/drivers/mtd/spi-nor/atmel.c
@@ -163,49 +163,84 @@ static const struct spi_nor_fixups atmel_nor_global_protection_fixups = {
};
static const struct flash_info atmel_nor_parts[] = {
- /* Atmel -- some are (confusingly) marketed as "DataFlash" */
- { "at25fs010", INFO(0x1f6601, 0, 32 * 1024, 4)
- FLAGS(SPI_NOR_HAS_LOCK)
- NO_SFDP_FLAGS(SECT_4K)
- .fixups = &at25fs_nor_fixups },
- { "at25fs040", INFO(0x1f6604, 0, 64 * 1024, 8)
- FLAGS(SPI_NOR_HAS_LOCK)
- NO_SFDP_FLAGS(SECT_4K)
- .fixups = &at25fs_nor_fixups },
- { "at25df041a", INFO(0x1f4401, 0, 64 * 1024, 8)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- .fixups = &atmel_nor_global_protection_fixups },
- { "at25df321", INFO(0x1f4700, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- .fixups = &atmel_nor_global_protection_fixups },
- { "at25df321a", INFO(0x1f4701, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- .fixups = &atmel_nor_global_protection_fixups },
- { "at25df641", INFO(0x1f4800, 0, 64 * 1024, 128)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- .fixups = &atmel_nor_global_protection_fixups },
- { "at25sl321", INFO(0x1f4216, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
- { "at26f004", INFO(0x1f0400, 0, 64 * 1024, 8)
- NO_SFDP_FLAGS(SECT_4K) },
- { "at26df081a", INFO(0x1f4501, 0, 64 * 1024, 16)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- .fixups = &atmel_nor_global_protection_fixups },
- { "at26df161a", INFO(0x1f4601, 0, 64 * 1024, 32)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- .fixups = &atmel_nor_global_protection_fixups },
- { "at26df321", INFO(0x1f4700, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- .fixups = &atmel_nor_global_protection_fixups },
- { "at45db081d", INFO(0x1f2500, 0, 64 * 1024, 16)
- NO_SFDP_FLAGS(SECT_4K) },
+ {
+ .id = SNOR_ID(0x1f, 0x04, 0x00),
+ .name = "at26f004",
+ .size = SZ_512K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x1f, 0x25, 0x00),
+ .name = "at45db081d",
+ .size = SZ_1M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x1f, 0x42, 0x16),
+ .name = "at25sl321",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x1f, 0x44, 0x01),
+ .name = "at25df041a",
+ .size = SZ_512K,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .fixups = &atmel_nor_global_protection_fixups,
+ }, {
+ .id = SNOR_ID(0x1f, 0x45, 0x01),
+ .name = "at26df081a",
+ .size = SZ_1M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .fixups = &atmel_nor_global_protection_fixups
+ }, {
+ .id = SNOR_ID(0x1f, 0x46, 0x01),
+ .name = "at26df161a",
+ .size = SZ_2M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .fixups = &atmel_nor_global_protection_fixups
+ }, {
+ .id = SNOR_ID(0x1f, 0x47, 0x00),
+ .name = "at25df321",
+ .size = SZ_4M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .fixups = &atmel_nor_global_protection_fixups
+ }, {
+ .id = SNOR_ID(0x1f, 0x47, 0x01),
+ .name = "at25df321a",
+ .size = SZ_4M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .fixups = &atmel_nor_global_protection_fixups
+ }, {
+ .id = SNOR_ID(0x1f, 0x47, 0x08),
+ .name = "at25ff321a",
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .fixups = &atmel_nor_global_protection_fixups
+ }, {
+ .id = SNOR_ID(0x1f, 0x48, 0x00),
+ .name = "at25df641",
+ .size = SZ_8M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .fixups = &atmel_nor_global_protection_fixups
+ }, {
+ .id = SNOR_ID(0x1f, 0x66, 0x01),
+ .name = "at25fs010",
+ .sector_size = SZ_32K,
+ .size = SZ_128K,
+ .flags = SPI_NOR_HAS_LOCK,
+ .no_sfdp_flags = SECT_4K,
+ .fixups = &at25fs_nor_fixups
+ }, {
+ .id = SNOR_ID(0x1f, 0x66, 0x04),
+ .name = "at25fs040",
+ .size = SZ_512K,
+ .flags = SPI_NOR_HAS_LOCK,
+ .no_sfdp_flags = SECT_4K,
+ .fixups = &at25fs_nor_fixups
+ },
};
const struct spi_nor_manufacturer spi_nor_atmel = {
diff --git a/drivers/mtd/spi-nor/catalyst.c b/drivers/mtd/spi-nor/catalyst.c
deleted file mode 100644
index 6d310815fb..0000000000
--- a/drivers/mtd/spi-nor/catalyst.c
+++ /dev/null
@@ -1,24 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (C) 2005, Intec Automation Inc.
- * Copyright (C) 2014, Freescale Semiconductor, Inc.
- */
-
-#include <linux/mtd/spi-nor.h>
-
-#include "core.h"
-
-static const struct flash_info catalyst_nor_parts[] = {
- /* Catalyst / On Semiconductor -- non-JEDEC */
- { "cat25c11", CAT25_INFO(16, 8, 16, 1) },
- { "cat25c03", CAT25_INFO(32, 8, 16, 2) },
- { "cat25c09", CAT25_INFO(128, 8, 32, 2) },
- { "cat25c17", CAT25_INFO(256, 8, 32, 2) },
- { "cat25128", CAT25_INFO(2048, 8, 64, 2) },
-};
-
-const struct spi_nor_manufacturer spi_nor_catalyst = {
- .name = "catalyst",
- .parts = catalyst_nor_parts,
- .nparts = ARRAY_SIZE(catalyst_nor_parts),
-};
diff --git a/drivers/mtd/spi-nor/controllers/hisi-sfc.c b/drivers/mtd/spi-nor/controllers/hisi-sfc.c
index 5070d72835..89a7f0bbc4 100644
--- a/drivers/mtd/spi-nor/controllers/hisi-sfc.c
+++ b/drivers/mtd/spi-nor/controllers/hisi-sfc.c
@@ -468,13 +468,12 @@ static int hisi_spi_nor_probe(struct platform_device *pdev)
return ret;
}
-static int hisi_spi_nor_remove(struct platform_device *pdev)
+static void hisi_spi_nor_remove(struct platform_device *pdev)
{
struct hifmc_host *host = platform_get_drvdata(pdev);
hisi_spi_nor_unregister_all(host);
mutex_destroy(&host->lock);
- return 0;
}
static const struct of_device_id hisi_spi_nor_dt_ids[] = {
@@ -489,7 +488,7 @@ static struct platform_driver hisi_spi_nor_driver = {
.of_match_table = hisi_spi_nor_dt_ids,
},
.probe = hisi_spi_nor_probe,
- .remove = hisi_spi_nor_remove,
+ .remove_new = hisi_spi_nor_remove,
};
module_platform_driver(hisi_spi_nor_driver);
diff --git a/drivers/mtd/spi-nor/controllers/nxp-spifi.c b/drivers/mtd/spi-nor/controllers/nxp-spifi.c
index 5d8f47ab14..5aee62f510 100644
--- a/drivers/mtd/spi-nor/controllers/nxp-spifi.c
+++ b/drivers/mtd/spi-nor/controllers/nxp-spifi.c
@@ -431,13 +431,11 @@ static int nxp_spifi_probe(struct platform_device *pdev)
return 0;
}
-static int nxp_spifi_remove(struct platform_device *pdev)
+static void nxp_spifi_remove(struct platform_device *pdev)
{
struct nxp_spifi *spifi = platform_get_drvdata(pdev);
mtd_device_unregister(&spifi->nor.mtd);
-
- return 0;
}
static const struct of_device_id nxp_spifi_match[] = {
@@ -448,7 +446,7 @@ MODULE_DEVICE_TABLE(of, nxp_spifi_match);
static struct platform_driver nxp_spifi_driver = {
.probe = nxp_spifi_probe,
- .remove = nxp_spifi_remove,
+ .remove_new = nxp_spifi_remove,
.driver = {
.name = "nxp-spifi",
.of_match_table = nxp_spifi_match,
diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index 1b0c6770c1..1c443fe568 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -1999,11 +1999,9 @@ int spi_nor_sr2_bit7_quad_enable(struct spi_nor *nor)
static const struct spi_nor_manufacturer *manufacturers[] = {
&spi_nor_atmel,
- &spi_nor_catalyst,
&spi_nor_eon,
&spi_nor_esmt,
&spi_nor_everspin,
- &spi_nor_fujitsu,
&spi_nor_gigadevice,
&spi_nor_intel,
&spi_nor_issi,
@@ -2019,13 +2017,6 @@ static const struct spi_nor_manufacturer *manufacturers[] = {
static const struct flash_info spi_nor_generic_flash = {
.name = "spi-nor-generic",
- .n_banks = 1,
- /*
- * JESD216 rev A doesn't specify the page size, therefore we need a
- * sane default.
- */
- .page_size = 256,
- .parse_sfdp = true,
};
static const struct flash_info *spi_nor_match_id(struct spi_nor *nor,
@@ -2037,8 +2028,8 @@ static const struct flash_info *spi_nor_match_id(struct spi_nor *nor,
for (i = 0; i < ARRAY_SIZE(manufacturers); i++) {
for (j = 0; j < manufacturers[i]->nparts; j++) {
part = &manufacturers[i]->parts[j];
- if (part->id_len &&
- !memcmp(part->id, id, part->id_len)) {
+ if (part->id &&
+ !memcmp(part->id->bytes, id, part->id->len)) {
nor->manufacturer = manufacturers[i];
return part;
}
@@ -2520,13 +2511,6 @@ static int spi_nor_select_pp(struct spi_nor *nor,
/**
* spi_nor_select_uniform_erase() - select optimum uniform erase type
* @map: the erase map of the SPI NOR
- * @wanted_size: the erase type size to search for. Contains the value of
- * info->sector_size, the "small sector" size in case
- * CONFIG_MTD_SPI_NOR_USE_4K_SECTORS is defined or 0 if
- * there is no information about the sector size. The
- * latter is the case if the flash parameters are parsed
- * solely by SFDP, then the largest supported erase type
- * is selected.
*
* Once the optimum uniform sector erase command is found, disable all the
* other.
@@ -2534,13 +2518,16 @@ static int spi_nor_select_pp(struct spi_nor *nor,
* Return: pointer to erase type on success, NULL otherwise.
*/
static const struct spi_nor_erase_type *
-spi_nor_select_uniform_erase(struct spi_nor_erase_map *map,
- const u32 wanted_size)
+spi_nor_select_uniform_erase(struct spi_nor_erase_map *map)
{
const struct spi_nor_erase_type *tested_erase, *erase = NULL;
int i;
u8 uniform_erase_type = map->uniform_erase_type;
+ /*
+ * Search for the biggest erase size, except for when compiled
+ * to use 4k erases.
+ */
for (i = SNOR_ERASE_TYPE_MAX - 1; i >= 0; i--) {
if (!(uniform_erase_type & BIT(i)))
continue;
@@ -2552,10 +2539,11 @@ spi_nor_select_uniform_erase(struct spi_nor_erase_map *map,
continue;
/*
- * If the current erase size is the one, stop here:
+ * If the current erase size is the 4k one, stop here,
* we have found the right uniform Sector Erase command.
*/
- if (tested_erase->size == wanted_size) {
+ if (IS_ENABLED(CONFIG_MTD_SPI_NOR_USE_4K_SECTORS) &&
+ tested_erase->size == SZ_4K) {
erase = tested_erase;
break;
}
@@ -2583,7 +2571,6 @@ static int spi_nor_select_erase(struct spi_nor *nor)
struct spi_nor_erase_map *map = &nor->params->erase_map;
const struct spi_nor_erase_type *erase = NULL;
struct mtd_info *mtd = &nor->mtd;
- u32 wanted_size = nor->info->sector_size;
int i;
/*
@@ -2594,13 +2581,8 @@ static int spi_nor_select_erase(struct spi_nor *nor)
* manage the SPI flash memory as uniform with a single erase sector
* size, when possible.
*/
-#ifdef CONFIG_MTD_SPI_NOR_USE_4K_SECTORS
- /* prefer "small sector" erase if possible */
- wanted_size = 4096u;
-#endif
-
if (spi_nor_has_uniform_erase(nor)) {
- erase = spi_nor_select_uniform_erase(map, wanted_size);
+ erase = spi_nor_select_uniform_erase(map);
if (!erase)
return -EINVAL;
nor->erase_opcode = erase->opcode;
@@ -2773,7 +2755,8 @@ static void spi_nor_no_sfdp_init_params(struct spi_nor *nor)
{
struct spi_nor_flash_parameter *params = nor->params;
struct spi_nor_erase_map *map = &params->erase_map;
- const u8 no_sfdp_flags = nor->info->no_sfdp_flags;
+ const struct flash_info *info = nor->info;
+ const u8 no_sfdp_flags = info->no_sfdp_flags;
u8 i, erase_mask;
if (no_sfdp_flags & SPI_NOR_DUAL_READ) {
@@ -2827,7 +2810,8 @@ static void spi_nor_no_sfdp_init_params(struct spi_nor *nor)
i++;
}
erase_mask |= BIT(i);
- spi_nor_set_erase_type(&map->erase_type[i], nor->info->sector_size,
+ spi_nor_set_erase_type(&map->erase_type[i],
+ info->sector_size ?: SPI_NOR_DEFAULT_SECTOR_SIZE,
SPINOR_OP_SE);
spi_nor_init_uniform_erase_map(map, erase_mask, params->size);
}
@@ -2869,7 +2853,7 @@ static void spi_nor_init_flags(struct spi_nor *nor)
if (flags & NO_CHIP_ERASE)
nor->flags |= SNOR_F_NO_OP_CHIP_ERASE;
- if (flags & SPI_NOR_RWW && nor->info->n_banks > 1 &&
+ if (flags & SPI_NOR_RWW && nor->params->n_banks > 1 &&
!nor->controller_ops)
nor->flags |= SNOR_F_RWW;
}
@@ -2933,8 +2917,8 @@ static int spi_nor_late_init_params(struct spi_nor *nor)
if (nor->flags & SNOR_F_HAS_LOCK && !nor->params->locking_ops)
spi_nor_init_default_locking_ops(nor);
- if (nor->info->n_banks > 1)
- params->bank_size = div64_u64(params->size, nor->info->n_banks);
+ if (params->n_banks > 1)
+ params->bank_size = div64_u64(params->size, params->n_banks);
return 0;
}
@@ -2994,16 +2978,17 @@ static void spi_nor_init_default_params(struct spi_nor *nor)
struct device_node *np = spi_nor_get_flash_node(nor);
params->quad_enable = spi_nor_sr2_bit1_quad_enable;
- params->otp.org = &info->otp_org;
+ params->otp.org = info->otp;
/* Default to 16-bit Write Status (01h) Command */
nor->flags |= SNOR_F_HAS_16BIT_SR;
/* Set SPI NOR sizes. */
params->writesize = 1;
- params->size = (u64)info->sector_size * info->n_sectors;
+ params->size = info->size;
params->bank_size = params->size;
- params->page_size = info->page_size;
+ params->page_size = info->page_size ?: SPI_NOR_DEFAULT_PAGE_SIZE;
+ params->n_banks = info->n_banks ?: SPI_NOR_DEFAULT_N_BANKS;
if (!(info->flags & SPI_NOR_NO_FR)) {
/* Default to Fast Read for DT and non-DT platform devices. */
@@ -3083,7 +3068,7 @@ static int spi_nor_init_params(struct spi_nor *nor)
spi_nor_init_default_params(nor);
- if (nor->info->parse_sfdp) {
+ if (spi_nor_needs_sfdp(nor)) {
ret = spi_nor_parse_sfdp(nor);
if (ret) {
dev_err(nor->dev, "BFPT parsing failed. Please consider using SPI_NOR_SKIP_SFDP when declaring the flash\n");
@@ -3385,7 +3370,7 @@ static const struct flash_info *spi_nor_get_flash_info(struct spi_nor *nor,
* If caller has specified name of flash model that can normally be
* detected using JEDEC, let's verify it.
*/
- if (name && info->id_len) {
+ if (name && info->id) {
const struct flash_info *jinfo;
jinfo = spi_nor_detect(nor);
diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h
index 9217379b9c..93cd2fc360 100644
--- a/drivers/mtd/spi-nor/core.h
+++ b/drivers/mtd/spi-nor/core.h
@@ -10,6 +10,13 @@
#include "sfdp.h"
#define SPI_NOR_MAX_ID_LEN 6
+/*
+ * 256 bytes is a sane default for most older flashes. Newer flashes will
+ * have the page size defined within their SFDP tables.
+ */
+#define SPI_NOR_DEFAULT_PAGE_SIZE 256
+#define SPI_NOR_DEFAULT_N_BANKS 1
+#define SPI_NOR_DEFAULT_SECTOR_SIZE SZ_64K
/* Standard SPI NOR flash operations. */
#define SPI_NOR_READID_OP(naddr, ndummy, buf, len) \
@@ -353,6 +360,7 @@ struct spi_nor_otp {
* in octal DTR mode.
* @rdsr_addr_nbytes: dummy address bytes needed for Read Status Register
* command in octal DTR mode.
+ * @n_banks: number of banks.
* @n_dice: number of dice in the flash memory.
* @vreg_offset: volatile register offset for each die.
* @hwcaps: describes the read and page program hardware
@@ -389,6 +397,7 @@ struct spi_nor_flash_parameter {
u8 addr_mode_nbytes;
u8 rdsr_dummy;
u8 rdsr_addr_nbytes;
+ u8 n_banks;
u8 n_dice;
u32 *vreg_offset;
@@ -438,21 +447,31 @@ struct spi_nor_fixups {
};
/**
+ * struct spi_nor_id - SPI NOR flash ID.
+ *
+ * @bytes: the bytes returned by the flash when issuing command 9F. Typically,
+ * the first byte is the manufacturer ID code (see JEP106) and the next
+ * two bytes are a flash part specific ID.
+ * @len: the number of bytes of ID.
+ */
+struct spi_nor_id {
+ const u8 *bytes;
+ u8 len;
+};
+
+/**
* struct flash_info - SPI NOR flash_info entry.
+ * @id: pointer to struct spi_nor_id or NULL, which means "no ID" (mostly
+ * older chips).
* @name: the name of the flash.
- * @id: the flash's ID bytes. The first three bytes are the
- * JEDIC ID. JEDEC ID zero means "no ID" (mostly older chips).
- * @id_len: the number of bytes of ID.
- * @sector_size: the size listed here is what works with SPINOR_OP_SE, which
- * isn't necessarily called a "sector" by the vendor.
- * @n_sectors: the number of sectors.
- * @n_banks: the number of banks.
- * @page_size: the flash's page size.
+ * @size: the size of the flash in bytes.
+ * @sector_size: (optional) the size listed here is what works with
+ * SPINOR_OP_SE, which isn't necessarily called a "sector" by
+ * the vendor. Defaults to 64k.
+ * @n_banks: (optional) the number of banks. Defaults to 1.
+ * @page_size: (optional) the flash's page size. Defaults to 256.
* @addr_nbytes: number of address bytes to send.
*
- * @parse_sfdp: true when flash supports SFDP tables. The false value has no
- * meaning. If one wants to skip the SFDP tables, one should
- * instead use the SPI_NOR_SKIP_SFDP sfdp_flag.
* @flags: flags that indicate support that is not defined by the
* JESD216 standard in its SFDP tables. Flag meanings:
* SPI_NOR_HAS_LOCK: flash supports lock/unlock via SR
@@ -503,15 +522,13 @@ struct spi_nor_fixups {
*/
struct flash_info {
char *name;
- u8 id[SPI_NOR_MAX_ID_LEN];
- u8 id_len;
+ const struct spi_nor_id *id;
+ size_t size;
unsigned sector_size;
- u16 n_sectors;
u16 page_size;
u8 n_banks;
u8 addr_nbytes;
- bool parse_sfdp;
u16 flags;
#define SPI_NOR_HAS_LOCK BIT(0)
#define SPI_NOR_HAS_TB BIT(1)
@@ -540,70 +557,23 @@ struct flash_info {
u8 mfr_flags;
- const struct spi_nor_otp_organization otp_org;
+ const struct spi_nor_otp_organization *otp;
const struct spi_nor_fixups *fixups;
};
-#define SPI_NOR_ID_2ITEMS(_id) ((_id) >> 8) & 0xff, (_id) & 0xff
-#define SPI_NOR_ID_3ITEMS(_id) ((_id) >> 16) & 0xff, SPI_NOR_ID_2ITEMS(_id)
-
-#define SPI_NOR_ID(_jedec_id, _ext_id) \
- .id = { SPI_NOR_ID_3ITEMS(_jedec_id), SPI_NOR_ID_2ITEMS(_ext_id) }, \
- .id_len = !(_jedec_id) ? 0 : (3 + ((_ext_id) ? 2 : 0))
-
-#define SPI_NOR_ID6(_jedec_id, _ext_id) \
- .id = { SPI_NOR_ID_3ITEMS(_jedec_id), SPI_NOR_ID_3ITEMS(_ext_id) }, \
- .id_len = 6
-
-#define SPI_NOR_GEOMETRY(_sector_size, _n_sectors, _n_banks) \
- .sector_size = (_sector_size), \
- .n_sectors = (_n_sectors), \
- .page_size = 256, \
- .n_banks = (_n_banks)
-
-/* Used when the "_ext_id" is two bytes at most */
-#define INFO(_jedec_id, _ext_id, _sector_size, _n_sectors) \
- SPI_NOR_ID((_jedec_id), (_ext_id)), \
- SPI_NOR_GEOMETRY((_sector_size), (_n_sectors), 1),
-
-#define INFOB(_jedec_id, _ext_id, _sector_size, _n_sectors, _n_banks) \
- SPI_NOR_ID((_jedec_id), (_ext_id)), \
- SPI_NOR_GEOMETRY((_sector_size), (_n_sectors), (_n_banks)),
-
-#define INFO6(_jedec_id, _ext_id, _sector_size, _n_sectors) \
- SPI_NOR_ID6((_jedec_id), (_ext_id)), \
- SPI_NOR_GEOMETRY((_sector_size), (_n_sectors), 1),
+#define SNOR_ID(...) \
+ (&(const struct spi_nor_id){ \
+ .bytes = (const u8[]){ __VA_ARGS__ }, \
+ .len = sizeof((u8[]){ __VA_ARGS__ }), \
+ })
-#define CAT25_INFO(_sector_size, _n_sectors, _page_size, _addr_nbytes) \
- .sector_size = (_sector_size), \
- .n_sectors = (_n_sectors), \
- .page_size = (_page_size), \
- .n_banks = 1, \
- .addr_nbytes = (_addr_nbytes), \
- .flags = SPI_NOR_NO_ERASE | SPI_NOR_NO_FR, \
-
-#define OTP_INFO(_len, _n_regions, _base, _offset) \
- .otp_org = { \
- .len = (_len), \
- .base = (_base), \
- .offset = (_offset), \
- .n_regions = (_n_regions), \
- },
-
-#define PARSE_SFDP \
- .parse_sfdp = true, \
-
-#define FLAGS(_flags) \
- .flags = (_flags), \
-
-#define NO_SFDP_FLAGS(_no_sfdp_flags) \
- .no_sfdp_flags = (_no_sfdp_flags), \
-
-#define FIXUP_FLAGS(_fixup_flags) \
- .fixup_flags = (_fixup_flags), \
-
-#define MFR_FLAGS(_mfr_flags) \
- .mfr_flags = (_mfr_flags), \
+#define SNOR_OTP(_len, _n_regions, _base, _offset) \
+ (&(const struct spi_nor_otp_organization){ \
+ .len = (_len), \
+ .base = (_base), \
+ .offset = (_offset), \
+ .n_regions = (_n_regions), \
+ })
/**
* struct spi_nor_manufacturer - SPI NOR manufacturer object
@@ -631,11 +601,9 @@ struct sfdp {
/* Manufacturer drivers. */
extern const struct spi_nor_manufacturer spi_nor_atmel;
-extern const struct spi_nor_manufacturer spi_nor_catalyst;
extern const struct spi_nor_manufacturer spi_nor_eon;
extern const struct spi_nor_manufacturer spi_nor_esmt;
extern const struct spi_nor_manufacturer spi_nor_everspin;
-extern const struct spi_nor_manufacturer spi_nor_fujitsu;
extern const struct spi_nor_manufacturer spi_nor_gigadevice;
extern const struct spi_nor_manufacturer spi_nor_intel;
extern const struct spi_nor_manufacturer spi_nor_issi;
@@ -734,6 +702,22 @@ static inline struct spi_nor *mtd_to_spi_nor(struct mtd_info *mtd)
return container_of(mtd, struct spi_nor, mtd);
}
+/**
+ * spi_nor_needs_sfdp() - returns true if SFDP parsing is used for this flash.
+ *
+ * Return: true if SFDP parsing is needed
+ */
+static inline bool spi_nor_needs_sfdp(const struct spi_nor *nor)
+{
+ /*
+ * The flash size is one property parsed by the SFDP. We use it as an
+ * indicator whether we need SFDP parsing for a particular flash. I.e.
+ * non-legacy flash entries in flash_info will have a size of zero iff
+ * SFDP should be used.
+ */
+ return !nor->info->size;
+}
+
#ifdef CONFIG_DEBUG_FS
void spi_nor_debugfs_register(struct spi_nor *nor);
void spi_nor_debugfs_shutdown(void);
diff --git a/drivers/mtd/spi-nor/eon.c b/drivers/mtd/spi-nor/eon.c
index 50a1105371..c1ddf662f7 100644
--- a/drivers/mtd/spi-nor/eon.c
+++ b/drivers/mtd/spi-nor/eon.c
@@ -9,26 +9,60 @@
#include "core.h"
static const struct flash_info eon_nor_parts[] = {
- /* EON -- en25xxx */
- { "en25f32", INFO(0x1c3116, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K) },
- { "en25p32", INFO(0x1c2016, 0, 64 * 1024, 64) },
- { "en25q32b", INFO(0x1c3016, 0, 64 * 1024, 64) },
- { "en25p64", INFO(0x1c2017, 0, 64 * 1024, 128) },
- { "en25q64", INFO(0x1c3017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K) },
- { "en25q80a", INFO(0x1c3014, 0, 64 * 1024, 16)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) },
- { "en25qh16", INFO(0x1c7015, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) },
- { "en25qh32", INFO(0x1c7016, 0, 64 * 1024, 64) },
- { "en25qh64", INFO(0x1c7017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) },
- { "en25qh128", INFO(0x1c7018, 0, 64 * 1024, 256) },
- { "en25qh256", INFO(0x1c7019, 0, 64 * 1024, 512)
- PARSE_SFDP },
- { "en25s64", INFO(0x1c3817, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K) },
+ {
+ .id = SNOR_ID(0x1c, 0x20, 0x16),
+ .name = "en25p32",
+ .size = SZ_4M,
+ }, {
+ .id = SNOR_ID(0x1c, 0x20, 0x17),
+ .name = "en25p64",
+ .size = SZ_8M,
+ }, {
+ .id = SNOR_ID(0x1c, 0x30, 0x14),
+ .name = "en25q80a",
+ .size = SZ_1M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ,
+ }, {
+ .id = SNOR_ID(0x1c, 0x30, 0x16),
+ .name = "en25q32b",
+ .size = SZ_4M,
+ }, {
+ .id = SNOR_ID(0x1c, 0x30, 0x17),
+ .name = "en25q64",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x1c, 0x31, 0x16),
+ .name = "en25f32",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .name = "en25s64",
+ .id = SNOR_ID(0x1c, 0x38, 0x17),
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x1c, 0x70, 0x15),
+ .name = "en25qh16",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ,
+ }, {
+ .id = SNOR_ID(0x1c, 0x70, 0x16),
+ .name = "en25qh32",
+ .size = SZ_4M,
+ }, {
+ .id = SNOR_ID(0x1c, 0x70, 0x17),
+ .name = "en25qh64",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ,
+ }, {
+ .id = SNOR_ID(0x1c, 0x70, 0x18),
+ .name = "en25qh128",
+ .size = SZ_16M,
+ }, {
+ .id = SNOR_ID(0x1c, 0x70, 0x19),
+ .name = "en25qh256",
+ },
};
const struct spi_nor_manufacturer spi_nor_eon = {
diff --git a/drivers/mtd/spi-nor/esmt.c b/drivers/mtd/spi-nor/esmt.c
index fcc3b0e7cd..089fcd1aa7 100644
--- a/drivers/mtd/spi-nor/esmt.c
+++ b/drivers/mtd/spi-nor/esmt.c
@@ -9,16 +9,25 @@
#include "core.h"
static const struct flash_info esmt_nor_parts[] = {
- /* ESMT */
- { "f25l32pa", INFO(0x8c2016, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K) },
- { "f25l32qa-2s", INFO(0x8c4116, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK)
- NO_SFDP_FLAGS(SECT_4K) },
- { "f25l64qa", INFO(0x8c4117, 0, 64 * 1024, 128)
- FLAGS(SPI_NOR_HAS_LOCK)
- NO_SFDP_FLAGS(SECT_4K) },
+ {
+ .id = SNOR_ID(0x8c, 0x20, 0x16),
+ .name = "f25l32pa",
+ .size = SZ_4M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x8c, 0x41, 0x16),
+ .name = "f25l32qa-2s",
+ .size = SZ_4M,
+ .flags = SPI_NOR_HAS_LOCK,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x8c, 0x41, 0x17),
+ .name = "f25l64qa",
+ .size = SZ_8M,
+ .flags = SPI_NOR_HAS_LOCK,
+ .no_sfdp_flags = SECT_4K,
+ }
};
const struct spi_nor_manufacturer spi_nor_esmt = {
diff --git a/drivers/mtd/spi-nor/everspin.c b/drivers/mtd/spi-nor/everspin.c
index 84a07c2e05..5f321e24ae 100644
--- a/drivers/mtd/spi-nor/everspin.c
+++ b/drivers/mtd/spi-nor/everspin.c
@@ -9,11 +9,29 @@
#include "core.h"
static const struct flash_info everspin_nor_parts[] = {
- /* Everspin */
- { "mr25h128", CAT25_INFO(16 * 1024, 1, 256, 2) },
- { "mr25h256", CAT25_INFO(32 * 1024, 1, 256, 2) },
- { "mr25h10", CAT25_INFO(128 * 1024, 1, 256, 3) },
- { "mr25h40", CAT25_INFO(512 * 1024, 1, 256, 3) },
+ {
+ .name = "mr25h128",
+ .size = SZ_16K,
+ .sector_size = SZ_16K,
+ .addr_nbytes = 2,
+ .flags = SPI_NOR_NO_ERASE | SPI_NOR_NO_FR,
+ }, {
+ .name = "mr25h256",
+ .size = SZ_32K,
+ .sector_size = SZ_32K,
+ .addr_nbytes = 2,
+ .flags = SPI_NOR_NO_ERASE | SPI_NOR_NO_FR,
+ }, {
+ .name = "mr25h10",
+ .size = SZ_128K,
+ .sector_size = SZ_128K,
+ .flags = SPI_NOR_NO_ERASE | SPI_NOR_NO_FR,
+ }, {
+ .name = "mr25h40",
+ .size = SZ_512K,
+ .sector_size = SZ_512K,
+ .flags = SPI_NOR_NO_ERASE | SPI_NOR_NO_FR,
+ }
};
const struct spi_nor_manufacturer spi_nor_everspin = {
diff --git a/drivers/mtd/spi-nor/fujitsu.c b/drivers/mtd/spi-nor/fujitsu.c
deleted file mode 100644
index 69cffc5c73..0000000000
--- a/drivers/mtd/spi-nor/fujitsu.c
+++ /dev/null
@@ -1,21 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (C) 2005, Intec Automation Inc.
- * Copyright (C) 2014, Freescale Semiconductor, Inc.
- */
-
-#include <linux/mtd/spi-nor.h>
-
-#include "core.h"
-
-static const struct flash_info fujitsu_nor_parts[] = {
- /* Fujitsu */
- { "mb85rs1mt", INFO(0x047f27, 0, 128 * 1024, 1)
- FLAGS(SPI_NOR_NO_ERASE) },
-};
-
-const struct spi_nor_manufacturer spi_nor_fujitsu = {
- .name = "fujitsu",
- .parts = fujitsu_nor_parts,
- .nparts = ARRAY_SIZE(fujitsu_nor_parts),
-};
diff --git a/drivers/mtd/spi-nor/gigadevice.c b/drivers/mtd/spi-nor/gigadevice.c
index d57ddaf152..ef1edd0add 100644
--- a/drivers/mtd/spi-nor/gigadevice.c
+++ b/drivers/mtd/spi-nor/gigadevice.c
@@ -34,39 +34,55 @@ static const struct spi_nor_fixups gd25q256_fixups = {
};
static const struct flash_info gigadevice_nor_parts[] = {
- { "gd25q16", INFO(0xc84015, 0, 64 * 1024, 32)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "gd25q32", INFO(0xc84016, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "gd25lq32", INFO(0xc86016, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "gd25q64", INFO(0xc84017, 0, 64 * 1024, 128)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "gd25lq64c", INFO(0xc86017, 0, 64 * 1024, 128)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "gd25lq128d", INFO(0xc86018, 0, 64 * 1024, 256)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "gd25q128", INFO(0xc84018, 0, 64 * 1024, 256)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "gd25q256", INFO(0xc84019, 0, 64 * 1024, 512)
- PARSE_SFDP
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_TB_SR_BIT6)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES)
- .fixups = &gd25q256_fixups },
+ {
+ .id = SNOR_ID(0xc8, 0x40, 0x15),
+ .name = "gd25q16",
+ .size = SZ_2M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc8, 0x40, 0x16),
+ .name = "gd25q32",
+ .size = SZ_4M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc8, 0x40, 0x17),
+ .name = "gd25q64",
+ .size = SZ_8M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc8, 0x40, 0x18),
+ .name = "gd25q128",
+ .size = SZ_16M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc8, 0x40, 0x19),
+ .name = "gd25q256",
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_TB_SR_BIT6,
+ .fixups = &gd25q256_fixups,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ }, {
+ .id = SNOR_ID(0xc8, 0x60, 0x16),
+ .name = "gd25lq32",
+ .size = SZ_4M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc8, 0x60, 0x17),
+ .name = "gd25lq64c",
+ .size = SZ_8M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc8, 0x60, 0x18),
+ .name = "gd25lq128d",
+ .size = SZ_16M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ },
};
const struct spi_nor_manufacturer spi_nor_gigadevice = {
diff --git a/drivers/mtd/spi-nor/intel.c b/drivers/mtd/spi-nor/intel.c
index 9179f2d09c..f647359fee 100644
--- a/drivers/mtd/spi-nor/intel.c
+++ b/drivers/mtd/spi-nor/intel.c
@@ -9,13 +9,22 @@
#include "core.h"
static const struct flash_info intel_nor_parts[] = {
- /* Intel/Numonyx -- xxxs33b */
- { "160s33b", INFO(0x898911, 0, 64 * 1024, 32)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE) },
- { "320s33b", INFO(0x898912, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE) },
- { "640s33b", INFO(0x898913, 0, 64 * 1024, 128)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE) },
+ {
+ .id = SNOR_ID(0x89, 0x89, 0x11),
+ .name = "160s33b",
+ .size = SZ_2M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ }, {
+ .id = SNOR_ID(0x89, 0x89, 0x12),
+ .name = "320s33b",
+ .size = SZ_4M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ }, {
+ .id = SNOR_ID(0x89, 0x89, 0x13),
+ .name = "640s33b",
+ .size = SZ_8M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ }
};
const struct spi_nor_manufacturer spi_nor_intel = {
diff --git a/drivers/mtd/spi-nor/issi.c b/drivers/mtd/spi-nor/issi.c
index accdf7aa2b..18d9a00aa2 100644
--- a/drivers/mtd/spi-nor/issi.c
+++ b/drivers/mtd/spi-nor/issi.c
@@ -47,48 +47,86 @@ static const struct spi_nor_fixups pm25lv_nor_fixups = {
};
static const struct flash_info issi_nor_parts[] = {
- /* ISSI */
- { "is25cd512", INFO(0x7f9d20, 0, 32 * 1024, 2)
- NO_SFDP_FLAGS(SECT_4K) },
- { "is25lq040b", INFO(0x9d4013, 0, 64 * 1024, 8)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
- { "is25lp016d", INFO(0x9d6015, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
- { "is25lp080d", INFO(0x9d6014, 0, 64 * 1024, 16)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
- { "is25lp032", INFO(0x9d6016, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) },
- { "is25lp064", INFO(0x9d6017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) },
- { "is25lp128", INFO(0x9d6018, 0, 64 * 1024, 256)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) },
- { "is25lp256", INFO(0x9d6019, 0, 64 * 1024, 512)
- PARSE_SFDP
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES)
- .fixups = &is25lp256_fixups },
- { "is25wp032", INFO(0x9d7016, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
- { "is25wp064", INFO(0x9d7017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
- { "is25wp128", INFO(0x9d7018, 0, 64 * 1024, 256)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
- { "is25wp256", INFO(0x9d7019, 0, 0, 0)
- PARSE_SFDP
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES)
- FLAGS(SPI_NOR_QUAD_PP)
- .fixups = &is25lp256_fixups },
-
- /* PMC */
- { "pm25lv512", INFO(0, 0, 32 * 1024, 2)
- NO_SFDP_FLAGS(SECT_4K)
+ {
+ .name = "pm25lv512",
+ .sector_size = SZ_32K,
+ .size = SZ_64K,
+ .no_sfdp_flags = SECT_4K,
.fixups = &pm25lv_nor_fixups
- },
- { "pm25lv010", INFO(0, 0, 32 * 1024, 4)
- NO_SFDP_FLAGS(SECT_4K)
+ }, {
+ .name = "pm25lv010",
+ .sector_size = SZ_32K,
+ .size = SZ_128K,
+ .no_sfdp_flags = SECT_4K,
.fixups = &pm25lv_nor_fixups
- },
- { "pm25lq032", INFO(0x7f9d46, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K) },
+ }, {
+ .id = SNOR_ID(0x7f, 0x9d, 0x20),
+ .name = "is25cd512",
+ .sector_size = SZ_32K,
+ .size = SZ_64K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x7f, 0x9d, 0x46),
+ .name = "pm25lq032",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x9d, 0x40, 0x13),
+ .name = "is25lq040b",
+ .size = SZ_512K,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x9d, 0x60, 0x14),
+ .name = "is25lp080d",
+ .size = SZ_1M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x9d, 0x60, 0x15),
+ .name = "is25lp016d",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x9d, 0x60, 0x16),
+ .name = "is25lp032",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ,
+ }, {
+ .id = SNOR_ID(0x9d, 0x60, 0x17),
+ .name = "is25lp064",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ,
+ }, {
+ .id = SNOR_ID(0x9d, 0x60, 0x18),
+ .name = "is25lp128",
+ .size = SZ_16M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ,
+ }, {
+ .id = SNOR_ID(0x9d, 0x60, 0x19),
+ .name = "is25lp256",
+ .fixups = &is25lp256_fixups,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ }, {
+ .id = SNOR_ID(0x9d, 0x70, 0x16),
+ .name = "is25wp032",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x9d, 0x70, 0x17),
+ .size = SZ_8M,
+ .name = "is25wp064",
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x9d, 0x70, 0x18),
+ .name = "is25wp128",
+ .size = SZ_16M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x9d, 0x70, 0x19),
+ .name = "is25wp256",
+ .flags = SPI_NOR_QUAD_PP,
+ .fixups = &is25lp256_fixups,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ }
};
static void issi_nor_default_init(struct spi_nor *nor)
diff --git a/drivers/mtd/spi-nor/macronix.c b/drivers/mtd/spi-nor/macronix.c
index eb149e517c..ea6be95e75 100644
--- a/drivers/mtd/spi-nor/macronix.c
+++ b/drivers/mtd/spi-nor/macronix.c
@@ -33,76 +33,156 @@ static const struct spi_nor_fixups mx25l25635_fixups = {
};
static const struct flash_info macronix_nor_parts[] = {
- /* Macronix */
- { "mx25l512e", INFO(0xc22010, 0, 64 * 1024, 1)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25l2005a", INFO(0xc22012, 0, 64 * 1024, 4)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25l4005a", INFO(0xc22013, 0, 64 * 1024, 8)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25l8005", INFO(0xc22014, 0, 64 * 1024, 16) },
- { "mx25l1606e", INFO(0xc22015, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25l3205d", INFO(0xc22016, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25l3255e", INFO(0xc29e16, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25l6405d", INFO(0xc22017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25u2033e", INFO(0xc22532, 0, 64 * 1024, 4)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25u3235f", INFO(0xc22536, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "mx25u4035", INFO(0xc22533, 0, 64 * 1024, 8)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25u8035", INFO(0xc22534, 0, 64 * 1024, 16)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25u6435f", INFO(0xc22537, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP)
- NO_SFDP_FLAGS(SECT_4K) },
- { "mx25l12855e", INFO(0xc22618, 0, 64 * 1024, 256) },
- { "mx25r1635f", INFO(0xc22815, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "mx25r3235f", INFO(0xc22816, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "mx25u12835f", INFO(0xc22538, 0, 64 * 1024, 256)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "mx25l25635e", INFO(0xc22019, 0, 64 * 1024, 512)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- .fixups = &mx25l25635_fixups },
- { "mx25u25635f", INFO(0xc22539, 0, 64 * 1024, 512)
- NO_SFDP_FLAGS(SECT_4K)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
- { "mx25u51245g", INFO(0xc2253a, 0, 64 * 1024, 1024)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
- { "mx25uw51245g", INFOB(0xc2813a, 0, 0, 0, 4)
- PARSE_SFDP
- FLAGS(SPI_NOR_RWW) },
- { "mx25v8035f", INFO(0xc22314, 0, 64 * 1024, 16)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "mx25l25655e", INFO(0xc22619, 0, 64 * 1024, 512) },
- { "mx66l51235f", INFO(0xc2201a, 0, 64 * 1024, 1024)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
- { "mx66u51235f", INFO(0xc2253a, 0, 64 * 1024, 1024)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
- { "mx66l1g45g", INFO(0xc2201b, 0, 64 * 1024, 2048)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "mx66l1g55g", INFO(0xc2261b, 0, 64 * 1024, 2048)
- NO_SFDP_FLAGS(SPI_NOR_QUAD_READ) },
- { "mx66u2g45g", INFO(0xc2253c, 0, 64 * 1024, 4096)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
+ {
+ .id = SNOR_ID(0xc2, 0x20, 0x10),
+ .name = "mx25l512e",
+ .size = SZ_64K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xc2, 0x20, 0x12),
+ .name = "mx25l2005a",
+ .size = SZ_256K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xc2, 0x20, 0x13),
+ .name = "mx25l4005a",
+ .size = SZ_512K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xc2, 0x20, 0x14),
+ .name = "mx25l8005",
+ .size = SZ_1M,
+ }, {
+ .id = SNOR_ID(0xc2, 0x20, 0x15),
+ .name = "mx25l1606e",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xc2, 0x20, 0x16),
+ .name = "mx25l3205d",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xc2, 0x20, 0x17),
+ .name = "mx25l6405d",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xc2, 0x20, 0x18),
+ .name = "mx25l12805d",
+ .size = SZ_16M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xc2, 0x20, 0x19),
+ .name = "mx25l25635e",
+ .size = SZ_32M,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixups = &mx25l25635_fixups
+ }, {
+ .id = SNOR_ID(0xc2, 0x20, 0x1a),
+ .name = "mx66l51235f",
+ .size = SZ_64M,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ }, {
+ .id = SNOR_ID(0xc2, 0x20, 0x1b),
+ .name = "mx66l1g45g",
+ .size = SZ_128M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc2, 0x23, 0x14),
+ .name = "mx25v8035f",
+ .size = SZ_1M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc2, 0x25, 0x32),
+ .name = "mx25u2033e",
+ .size = SZ_256K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xc2, 0x25, 0x33),
+ .name = "mx25u4035",
+ .size = SZ_512K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xc2, 0x25, 0x34),
+ .name = "mx25u8035",
+ .size = SZ_1M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xc2, 0x25, 0x36),
+ .name = "mx25u3235f",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc2, 0x25, 0x37),
+ .name = "mx25u6435f",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xc2, 0x25, 0x38),
+ .name = "mx25u12835f",
+ .size = SZ_16M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc2, 0x25, 0x39),
+ .name = "mx25u25635f",
+ .size = SZ_32M,
+ .no_sfdp_flags = SECT_4K,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ }, {
+ .id = SNOR_ID(0xc2, 0x25, 0x3a),
+ .name = "mx25u51245g",
+ .size = SZ_64M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ }, {
+ .id = SNOR_ID(0xc2, 0x25, 0x3a),
+ .name = "mx66u51235f",
+ .size = SZ_64M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ }, {
+ .id = SNOR_ID(0xc2, 0x25, 0x3c),
+ .name = "mx66u2g45g",
+ .size = SZ_256M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ }, {
+ .id = SNOR_ID(0xc2, 0x26, 0x18),
+ .name = "mx25l12855e",
+ .size = SZ_16M,
+ }, {
+ .id = SNOR_ID(0xc2, 0x26, 0x19),
+ .name = "mx25l25655e",
+ .size = SZ_32M,
+ }, {
+ .id = SNOR_ID(0xc2, 0x26, 0x1b),
+ .name = "mx66l1g55g",
+ .size = SZ_128M,
+ .no_sfdp_flags = SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc2, 0x28, 0x15),
+ .name = "mx25r1635f",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc2, 0x28, 0x16),
+ .name = "mx25r3235f",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xc2, 0x81, 0x3a),
+ .name = "mx25uw51245g",
+ .n_banks = 4,
+ .flags = SPI_NOR_RWW,
+ }, {
+ .id = SNOR_ID(0xc2, 0x9e, 0x16),
+ .name = "mx25l3255e",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K,
+ }
};
static void macronix_nor_default_init(struct spi_nor *nor)
diff --git a/drivers/mtd/spi-nor/micron-st.c b/drivers/mtd/spi-nor/micron-st.c
index 6ad080c52a..8920547c12 100644
--- a/drivers/mtd/spi-nor/micron-st.c
+++ b/drivers/mtd/spi-nor/micron-st.c
@@ -78,7 +78,7 @@ static int micron_st_nor_octal_dtr_en(struct spi_nor *nor)
return ret;
}
- if (memcmp(buf, nor->info->id, nor->info->id_len))
+ if (memcmp(buf, nor->info->id->bytes, nor->info->id->len))
return -EINVAL;
return 0;
@@ -114,7 +114,7 @@ static int micron_st_nor_octal_dtr_dis(struct spi_nor *nor)
return ret;
}
- if (memcmp(buf, nor->info->id, nor->info->id_len))
+ if (memcmp(buf, nor->info->id->bytes, nor->info->id->len))
return -EINVAL;
return 0;
@@ -159,148 +159,291 @@ static const struct spi_nor_fixups mt35xu512aba_fixups = {
};
static const struct flash_info micron_nor_parts[] = {
- { "mt35xu512aba", INFO(0x2c5b1a, 0, 128 * 1024, 512)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_OCTAL_READ |
- SPI_NOR_OCTAL_DTR_READ | SPI_NOR_OCTAL_DTR_PP)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES | SPI_NOR_IO_MODE_EN_VOLATILE)
- MFR_FLAGS(USE_FSR)
- .fixups = &mt35xu512aba_fixups
- },
- { "mt35xu02g", INFO(0x2c5b1c, 0, 128 * 1024, 2048)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_OCTAL_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES)
- MFR_FLAGS(USE_FSR)
+ {
+ .id = SNOR_ID(0x2c, 0x5b, 0x1a),
+ .name = "mt35xu512aba",
+ .sector_size = SZ_128K,
+ .size = SZ_64M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_OCTAL_READ |
+ SPI_NOR_OCTAL_DTR_READ | SPI_NOR_OCTAL_DTR_PP,
+ .mfr_flags = USE_FSR,
+ .fixup_flags = SPI_NOR_4B_OPCODES | SPI_NOR_IO_MODE_EN_VOLATILE,
+ .fixups = &mt35xu512aba_fixups,
+ }, {
+ .id = SNOR_ID(0x2c, 0x5b, 0x1c),
+ .name = "mt35xu02g",
+ .sector_size = SZ_128K,
+ .size = SZ_256M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_OCTAL_READ,
+ .mfr_flags = USE_FSR,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
},
};
-static const struct flash_info st_nor_parts[] = {
- { "n25q016a", INFO(0x20bb15, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ) },
- { "n25q032", INFO(0x20ba16, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SPI_NOR_QUAD_READ) },
- { "n25q032a", INFO(0x20bb16, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SPI_NOR_QUAD_READ) },
- { "n25q064", INFO(0x20ba17, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ) },
- { "n25q064a", INFO(0x20bb17, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ) },
- { "n25q128a11", INFO(0x20bb18, 0, 64 * 1024, 256)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
- SPI_NOR_BP3_SR_BIT6)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_FSR)
- },
- { "n25q128a13", INFO(0x20ba18, 0, 64 * 1024, 256)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
- SPI_NOR_BP3_SR_BIT6)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_FSR)
- },
- { "mt25ql256a", INFO6(0x20ba19, 0x104400, 64 * 1024, 512)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES)
- MFR_FLAGS(USE_FSR)
- },
- { "n25q256a", INFO(0x20ba19, 0, 64 * 1024, 512)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_FSR)
- },
- { "mt25qu256a", INFO6(0x20bb19, 0x104400, 64 * 1024, 512)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
- SPI_NOR_BP3_SR_BIT6)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES)
- MFR_FLAGS(USE_FSR)
- },
- { "n25q256ax1", INFO(0x20bb19, 0, 64 * 1024, 512)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_FSR)
- },
- { "mt25ql512a", INFO6(0x20ba20, 0x104400, 64 * 1024, 1024)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES)
- MFR_FLAGS(USE_FSR)
- },
- { "n25q512ax3", INFO(0x20ba20, 0, 64 * 1024, 1024)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
- SPI_NOR_BP3_SR_BIT6)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_FSR)
- },
- { "mt25qu512a", INFO6(0x20bb20, 0x104400, 64 * 1024, 1024)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES)
- MFR_FLAGS(USE_FSR)
- },
- { "n25q512a", INFO(0x20bb20, 0, 64 * 1024, 1024)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
- SPI_NOR_BP3_SR_BIT6)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_FSR)
- },
- { "n25q00", INFO(0x20ba21, 0, 64 * 1024, 2048)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
- SPI_NOR_BP3_SR_BIT6 | NO_CHIP_ERASE)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_FSR)
- },
- { "n25q00a", INFO(0x20bb21, 0, 64 * 1024, 2048)
- FLAGS(NO_CHIP_ERASE)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_FSR)
- },
- { "mt25ql02g", INFO(0x20ba22, 0, 64 * 1024, 4096)
- FLAGS(NO_CHIP_ERASE)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_FSR)
- },
- { "mt25qu02g", INFO(0x20bb22, 0, 64 * 1024, 4096)
- FLAGS(NO_CHIP_ERASE)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_FSR)
- },
+static int mt25qu512a_post_bfpt_fixup(struct spi_nor *nor,
+ const struct sfdp_parameter_header *bfpt_header,
+ const struct sfdp_bfpt *bfpt)
+{
+ nor->flags &= ~SNOR_F_HAS_16BIT_SR;
+ return 0;
+}
+
+static struct spi_nor_fixups mt25qu512a_fixups = {
+ .post_bfpt = mt25qu512a_post_bfpt_fixup,
+};
- { "m25p05", INFO(0x202010, 0, 32 * 1024, 2) },
- { "m25p10", INFO(0x202011, 0, 32 * 1024, 4) },
- { "m25p20", INFO(0x202012, 0, 64 * 1024, 4) },
- { "m25p40", INFO(0x202013, 0, 64 * 1024, 8) },
- { "m25p80", INFO(0x202014, 0, 64 * 1024, 16) },
- { "m25p16", INFO(0x202015, 0, 64 * 1024, 32) },
- { "m25p32", INFO(0x202016, 0, 64 * 1024, 64) },
- { "m25p64", INFO(0x202017, 0, 64 * 1024, 128) },
- { "m25p128", INFO(0x202018, 0, 256 * 1024, 64) },
-
- { "m25p05-nonjedec", INFO(0, 0, 32 * 1024, 2) },
- { "m25p10-nonjedec", INFO(0, 0, 32 * 1024, 4) },
- { "m25p20-nonjedec", INFO(0, 0, 64 * 1024, 4) },
- { "m25p40-nonjedec", INFO(0, 0, 64 * 1024, 8) },
- { "m25p80-nonjedec", INFO(0, 0, 64 * 1024, 16) },
- { "m25p16-nonjedec", INFO(0, 0, 64 * 1024, 32) },
- { "m25p32-nonjedec", INFO(0, 0, 64 * 1024, 64) },
- { "m25p64-nonjedec", INFO(0, 0, 64 * 1024, 128) },
- { "m25p128-nonjedec", INFO(0, 0, 256 * 1024, 64) },
-
- { "m45pe10", INFO(0x204011, 0, 64 * 1024, 2) },
- { "m45pe80", INFO(0x204014, 0, 64 * 1024, 16) },
- { "m45pe16", INFO(0x204015, 0, 64 * 1024, 32) },
-
- { "m25pe20", INFO(0x208012, 0, 64 * 1024, 4) },
- { "m25pe80", INFO(0x208014, 0, 64 * 1024, 16) },
- { "m25pe16", INFO(0x208015, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K) },
-
- { "m25px16", INFO(0x207115, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K) },
- { "m25px32", INFO(0x207116, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K) },
- { "m25px32-s0", INFO(0x207316, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K) },
- { "m25px32-s1", INFO(0x206316, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K) },
- { "m25px64", INFO(0x207117, 0, 64 * 1024, 128) },
- { "m25px80", INFO(0x207114, 0, 64 * 1024, 16) },
+static const struct flash_info st_nor_parts[] = {
+ {
+ .name = "m25p05-nonjedec",
+ .sector_size = SZ_32K,
+ .size = SZ_64K,
+ }, {
+ .name = "m25p10-nonjedec",
+ .sector_size = SZ_32K,
+ .size = SZ_128K,
+ }, {
+ .name = "m25p20-nonjedec",
+ .size = SZ_256K,
+ }, {
+ .name = "m25p40-nonjedec",
+ .size = SZ_512K,
+ }, {
+ .name = "m25p80-nonjedec",
+ .size = SZ_1M,
+ }, {
+ .name = "m25p16-nonjedec",
+ .size = SZ_2M,
+ }, {
+ .name = "m25p32-nonjedec",
+ .size = SZ_4M,
+ }, {
+ .name = "m25p64-nonjedec",
+ .size = SZ_8M,
+ }, {
+ .name = "m25p128-nonjedec",
+ .sector_size = SZ_256K,
+ .size = SZ_16M,
+ }, {
+ .id = SNOR_ID(0x20, 0x20, 0x10),
+ .name = "m25p05",
+ .sector_size = SZ_32K,
+ .size = SZ_64K,
+ }, {
+ .id = SNOR_ID(0x20, 0x20, 0x11),
+ .name = "m25p10",
+ .sector_size = SZ_32K,
+ .size = SZ_128K,
+ }, {
+ .id = SNOR_ID(0x20, 0x20, 0x12),
+ .name = "m25p20",
+ .size = SZ_256K,
+ }, {
+ .id = SNOR_ID(0x20, 0x20, 0x13),
+ .name = "m25p40",
+ .size = SZ_512K,
+ }, {
+ .id = SNOR_ID(0x20, 0x20, 0x14),
+ .name = "m25p80",
+ .size = SZ_1M,
+ }, {
+ .id = SNOR_ID(0x20, 0x20, 0x15),
+ .name = "m25p16",
+ .size = SZ_2M,
+ }, {
+ .id = SNOR_ID(0x20, 0x20, 0x16),
+ .name = "m25p32",
+ .size = SZ_4M,
+ }, {
+ .id = SNOR_ID(0x20, 0x20, 0x17),
+ .name = "m25p64",
+ .size = SZ_8M,
+ }, {
+ .id = SNOR_ID(0x20, 0x20, 0x18),
+ .name = "m25p128",
+ .sector_size = SZ_256K,
+ .size = SZ_16M,
+ }, {
+ .id = SNOR_ID(0x20, 0x40, 0x11),
+ .name = "m45pe10",
+ .size = SZ_128K,
+ }, {
+ .id = SNOR_ID(0x20, 0x40, 0x14),
+ .name = "m45pe80",
+ .size = SZ_1M,
+ }, {
+ .id = SNOR_ID(0x20, 0x40, 0x15),
+ .name = "m45pe16",
+ .size = SZ_2M,
+ }, {
+ .id = SNOR_ID(0x20, 0x63, 0x16),
+ .name = "m25px32-s1",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x20, 0x71, 0x14),
+ .name = "m25px80",
+ .size = SZ_1M,
+ }, {
+ .id = SNOR_ID(0x20, 0x71, 0x15),
+ .name = "m25px16",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x20, 0x71, 0x16),
+ .name = "m25px32",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x20, 0x71, 0x17),
+ .name = "m25px64",
+ .size = SZ_8M,
+ }, {
+ .id = SNOR_ID(0x20, 0x73, 0x16),
+ .name = "m25px32-s0",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x20, 0x80, 0x12),
+ .name = "m25pe20",
+ .size = SZ_256K,
+ }, {
+ .id = SNOR_ID(0x20, 0x80, 0x14),
+ .name = "m25pe80",
+ .size = SZ_1M,
+ }, {
+ .id = SNOR_ID(0x20, 0x80, 0x15),
+ .name = "m25pe16",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x20, 0xba, 0x16),
+ .name = "n25q032",
+ .size = SZ_4M,
+ .no_sfdp_flags = SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x20, 0xba, 0x17),
+ .name = "n25q064",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x20, 0xba, 0x18),
+ .name = "n25q128a13",
+ .size = SZ_16M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
+ SPI_NOR_BP3_SR_BIT6,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xba, 0x19, 0x10, 0x44, 0x00),
+ .name = "mt25ql256a",
+ .size = SZ_32M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xba, 0x19),
+ .name = "n25q256a",
+ .size = SZ_32M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xba, 0x20, 0x10, 0x44, 0x00),
+ .name = "mt25ql512a",
+ .size = SZ_64M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xba, 0x20),
+ .name = "n25q512ax3",
+ .size = SZ_64M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
+ SPI_NOR_BP3_SR_BIT6,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xba, 0x21),
+ .name = "n25q00",
+ .size = SZ_128M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
+ SPI_NOR_BP3_SR_BIT6 | NO_CHIP_ERASE,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xba, 0x22),
+ .name = "mt25ql02g",
+ .size = SZ_256M,
+ .flags = NO_CHIP_ERASE,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xbb, 0x15),
+ .name = "n25q016a",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x20, 0xbb, 0x16),
+ .name = "n25q032a",
+ .size = SZ_4M,
+ .no_sfdp_flags = SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x20, 0xbb, 0x17),
+ .name = "n25q064a",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x20, 0xbb, 0x18),
+ .name = "n25q128a11",
+ .size = SZ_16M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
+ SPI_NOR_BP3_SR_BIT6,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xbb, 0x19, 0x10, 0x44, 0x00),
+ .name = "mt25qu256a",
+ .size = SZ_32M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
+ SPI_NOR_BP3_SR_BIT6,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xbb, 0x19),
+ .name = "n25q256ax1",
+ .size = SZ_32M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xbb, 0x20, 0x10, 0x44, 0x00),
+ .name = "mt25qu512a",
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
+ SPI_NOR_BP3_SR_BIT6,
+ .mfr_flags = USE_FSR,
+ .fixups = &mt25qu512a_fixups,
+ }, {
+ .id = SNOR_ID(0x20, 0xbb, 0x20),
+ .name = "n25q512a",
+ .size = SZ_64M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
+ SPI_NOR_BP3_SR_BIT6,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xbb, 0x21),
+ .name = "n25q00a",
+ .size = SZ_128M,
+ .flags = NO_CHIP_ERASE,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_FSR,
+ }, {
+ .id = SNOR_ID(0x20, 0xbb, 0x22),
+ .name = "mt25qu02g",
+ .size = SZ_256M,
+ .flags = NO_CHIP_ERASE,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_FSR,
+ }
};
/**
diff --git a/drivers/mtd/spi-nor/spansion.c b/drivers/mtd/spi-nor/spansion.c
index 709822fced..1292134437 100644
--- a/drivers/mtd/spi-nor/spansion.c
+++ b/drivers/mtd/spi-nor/spansion.c
@@ -228,7 +228,7 @@ static int cypress_nor_octal_dtr_en(struct spi_nor *nor)
return ret;
}
- if (memcmp(buf, nor->info->id, nor->info->id_len))
+ if (memcmp(buf, nor->info->id->bytes, nor->info->id->len))
return -EINVAL;
return 0;
@@ -272,7 +272,7 @@ static int cypress_nor_octal_dtr_dis(struct spi_nor *nor)
return ret;
}
- if (memcmp(buf, nor->info->id, nor->info->id_len))
+ if (memcmp(buf, nor->info->id->bytes, nor->info->id->len))
return -EINVAL;
return 0;
@@ -756,155 +756,252 @@ static const struct spi_nor_fixups s25fs_s_nor_fixups = {
};
static const struct flash_info spansion_nor_parts[] = {
- /* Spansion/Cypress -- single (large) sector size only, at least
- * for the chips listed here (without boot sectors).
- */
- { "s25sl032p", INFO(0x010215, 0x4d00, 64 * 1024, 64)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
- { "s25sl064p", INFO(0x010216, 0x4d00, 64 * 1024, 128)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
- { "s25fl128s0", INFO6(0x012018, 0x4d0080, 256 * 1024, 64)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_CLSR)
- },
- { "s25fl128s1", INFO6(0x012018, 0x4d0180, 64 * 1024, 256)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_CLSR)
- },
- { "s25fl256s0", INFO6(0x010219, 0x4d0080, 256 * 1024, 128)
- NO_SFDP_FLAGS(SPI_NOR_SKIP_SFDP | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_CLSR)
- },
- { "s25fl256s1", INFO6(0x010219, 0x4d0180, 64 * 1024, 512)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_CLSR)
- },
- { "s25fl512s", INFO6(0x010220, 0x4d0080, 256 * 1024, 256)
- FLAGS(SPI_NOR_HAS_LOCK)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_CLSR)
- },
- { "s25fs128s1", INFO6(0x012018, 0x4d0181, 64 * 1024, 256)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_CLSR)
- .fixups = &s25fs_s_nor_fixups, },
- { "s25fs256s0", INFO6(0x010219, 0x4d0081, 256 * 1024, 128)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_CLSR)
- },
- { "s25fs256s1", INFO6(0x010219, 0x4d0181, 64 * 1024, 512)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_CLSR)
- },
- { "s25fs512s", INFO6(0x010220, 0x4d0081, 256 * 1024, 256)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_CLSR)
- .fixups = &s25fs_s_nor_fixups, },
- { "s25sl12800", INFO(0x012018, 0x0300, 256 * 1024, 64) },
- { "s25sl12801", INFO(0x012018, 0x0301, 64 * 1024, 256) },
- { "s25fl129p0", INFO(0x012018, 0x4d00, 256 * 1024, 64)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_CLSR)
- },
- { "s25fl129p1", INFO(0x012018, 0x4d01, 64 * 1024, 256)
- NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- MFR_FLAGS(USE_CLSR)
- },
- { "s25sl004a", INFO(0x010212, 0, 64 * 1024, 8) },
- { "s25sl008a", INFO(0x010213, 0, 64 * 1024, 16) },
- { "s25sl016a", INFO(0x010214, 0, 64 * 1024, 32) },
- { "s25sl032a", INFO(0x010215, 0, 64 * 1024, 64) },
- { "s25sl064a", INFO(0x010216, 0, 64 * 1024, 128) },
- { "s25fl004k", INFO(0xef4013, 0, 64 * 1024, 8)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "s25fl008k", INFO(0xef4014, 0, 64 * 1024, 16)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "s25fl016k", INFO(0xef4015, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "s25fl064k", INFO(0xef4017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "s25fl116k", INFO(0x014015, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "s25fl132k", INFO(0x014016, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K) },
- { "s25fl164k", INFO(0x014017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K) },
- { "s25fl204k", INFO(0x014013, 0, 64 * 1024, 8)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) },
- { "s25fl208k", INFO(0x014014, 0, 64 * 1024, 16)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) },
- { "s25fl064l", INFO(0x016017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
- { "s25fl128l", INFO(0x016018, 0, 64 * 1024, 256)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
- { "s25fl256l", INFO(0x016019, 0, 64 * 1024, 512)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
- { "s25fs256t", INFO6(0x342b19, 0x0f0890, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
- .fixups = &s25fs256t_fixups },
- { "s25hl512t", INFO6(0x342a1a, 0x0f0390, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
- .fixups = &s25hx_t_fixups },
- { "s25hl01gt", INFO6(0x342a1b, 0x0f0390, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
- .fixups = &s25hx_t_fixups },
- { "s25hl02gt", INFO6(0x342a1c, 0x0f0090, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
- FLAGS(NO_CHIP_ERASE)
- .fixups = &s25hx_t_fixups },
- { "s25hs512t", INFO6(0x342b1a, 0x0f0390, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
- .fixups = &s25hx_t_fixups },
- { "s25hs01gt", INFO6(0x342b1b, 0x0f0390, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
- .fixups = &s25hx_t_fixups },
- { "s25hs02gt", INFO6(0x342b1c, 0x0f0090, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
- FLAGS(NO_CHIP_ERASE)
- .fixups = &s25hx_t_fixups },
- { "cy15x104q", INFO6(0x042cc2, 0x7f7f7f, 512 * 1024, 1)
- FLAGS(SPI_NOR_NO_ERASE) },
- { "s28hl512t", INFO(0x345a1a, 0, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
+ {
+ .id = SNOR_ID(0x01, 0x02, 0x12),
+ .name = "s25sl004a",
+ .size = SZ_512K,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x13),
+ .name = "s25sl008a",
+ .size = SZ_1M,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x14),
+ .name = "s25sl016a",
+ .size = SZ_2M,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x15, 0x4d, 0x00),
+ .name = "s25sl032p",
+ .size = SZ_4M,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x15),
+ .name = "s25sl032a",
+ .size = SZ_4M,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x16, 0x4d, 0x00),
+ .name = "s25sl064p",
+ .size = SZ_8M,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x16),
+ .name = "s25sl064a",
+ .size = SZ_8M,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x19, 0x4d, 0x00, 0x80),
+ .name = "s25fl256s0",
+ .size = SZ_32M,
+ .sector_size = SZ_256K,
+ .no_sfdp_flags = SPI_NOR_SKIP_SFDP | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_CLSR,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x19, 0x4d, 0x00, 0x81),
+ .name = "s25fs256s0",
+ .size = SZ_32M,
+ .sector_size = SZ_256K,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_CLSR,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x19, 0x4d, 0x01, 0x80),
+ .name = "s25fl256s1",
+ .size = SZ_32M,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_CLSR,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x19, 0x4d, 0x01, 0x81),
+ .name = "s25fs256s1",
+ .size = SZ_32M,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_CLSR,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x20, 0x4d, 0x00, 0x80),
+ .name = "s25fl512s",
+ .size = SZ_64M,
+ .sector_size = SZ_256K,
+ .flags = SPI_NOR_HAS_LOCK,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_CLSR,
+ }, {
+ .id = SNOR_ID(0x01, 0x02, 0x20, 0x4d, 0x00, 0x81),
+ .name = "s25fs512s",
+ .size = SZ_64M,
+ .sector_size = SZ_256K,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_CLSR,
+ .fixups = &s25fs_s_nor_fixups,
+ }, {
+ .id = SNOR_ID(0x01, 0x20, 0x18, 0x03, 0x00),
+ .name = "s25sl12800",
+ .size = SZ_16M,
+ .sector_size = SZ_256K,
+ }, {
+ .id = SNOR_ID(0x01, 0x20, 0x18, 0x03, 0x01),
+ .name = "s25sl12801",
+ .size = SZ_16M,
+ }, {
+ .id = SNOR_ID(0x01, 0x20, 0x18, 0x4d, 0x00, 0x80),
+ .name = "s25fl128s0",
+ .size = SZ_16M,
+ .sector_size = SZ_256K,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_CLSR,
+ }, {
+ .id = SNOR_ID(0x01, 0x20, 0x18, 0x4d, 0x00),
+ .name = "s25fl129p0",
+ .size = SZ_16M,
+ .sector_size = SZ_256K,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_CLSR,
+ }, {
+ .id = SNOR_ID(0x01, 0x20, 0x18, 0x4d, 0x01, 0x80),
+ .name = "s25fl128s1",
+ .size = SZ_16M,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_CLSR,
+ }, {
+ .id = SNOR_ID(0x01, 0x20, 0x18, 0x4d, 0x01, 0x81),
+ .name = "s25fs128s1",
+ .size = SZ_16M,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_CLSR,
+ .fixups = &s25fs_s_nor_fixups,
+ }, {
+ .id = SNOR_ID(0x01, 0x20, 0x18, 0x4d, 0x01),
+ .name = "s25fl129p1",
+ .size = SZ_16M,
+ .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .mfr_flags = USE_CLSR,
+ }, {
+ .id = SNOR_ID(0x01, 0x40, 0x13),
+ .name = "s25fl204k",
+ .size = SZ_512K,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ,
+ }, {
+ .id = SNOR_ID(0x01, 0x40, 0x14),
+ .name = "s25fl208k",
+ .size = SZ_1M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ,
+ }, {
+ .id = SNOR_ID(0x01, 0x40, 0x15),
+ .name = "s25fl116k",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x01, 0x40, 0x16),
+ .name = "s25fl132k",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x01, 0x40, 0x17),
+ .name = "s25fl164k",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x01, 0x60, 0x17),
+ .name = "s25fl064l",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ }, {
+ .id = SNOR_ID(0x01, 0x60, 0x18),
+ .name = "s25fl128l",
+ .size = SZ_16M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ }, {
+ .id = SNOR_ID(0x01, 0x60, 0x19),
+ .name = "s25fl256l",
+ .size = SZ_32M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixup_flags = SPI_NOR_4B_OPCODES,
+ }, {
+ .id = SNOR_ID(0x04, 0x2c, 0xc2, 0x7f, 0x7f, 0x7f),
+ .name = "cy15x104q",
+ .size = SZ_512K,
+ .sector_size = SZ_512K,
+ .flags = SPI_NOR_NO_ERASE,
+ }, {
+ .id = SNOR_ID(0x34, 0x2a, 0x1a, 0x0f, 0x03, 0x90),
+ .name = "s25hl512t",
+ .mfr_flags = USE_CLPEF,
+ .fixups = &s25hx_t_fixups
+ }, {
+ .id = SNOR_ID(0x34, 0x2a, 0x1b, 0x0f, 0x03, 0x90),
+ .name = "s25hl01gt",
+ .mfr_flags = USE_CLPEF,
+ .fixups = &s25hx_t_fixups
+ }, {
+ .id = SNOR_ID(0x34, 0x2a, 0x1c, 0x0f, 0x00, 0x90),
+ .name = "s25hl02gt",
+ .mfr_flags = USE_CLPEF,
+ .flags = NO_CHIP_ERASE,
+ .fixups = &s25hx_t_fixups
+ }, {
+ .id = SNOR_ID(0x34, 0x2b, 0x19, 0x0f, 0x08, 0x90),
+ .name = "s25fs256t",
+ .mfr_flags = USE_CLPEF,
+ .fixups = &s25fs256t_fixups
+ }, {
+ .id = SNOR_ID(0x34, 0x2b, 0x1a, 0x0f, 0x03, 0x90),
+ .name = "s25hs512t",
+ .mfr_flags = USE_CLPEF,
+ .fixups = &s25hx_t_fixups
+ }, {
+ .id = SNOR_ID(0x34, 0x2b, 0x1b, 0x0f, 0x03, 0x90),
+ .name = "s25hs01gt",
+ .mfr_flags = USE_CLPEF,
+ .fixups = &s25hx_t_fixups
+ }, {
+ .id = SNOR_ID(0x34, 0x2b, 0x1c, 0x0f, 0x00, 0x90),
+ .name = "s25hs02gt",
+ .mfr_flags = USE_CLPEF,
+ .flags = NO_CHIP_ERASE,
+ .fixups = &s25hx_t_fixups
+ }, {
+ .id = SNOR_ID(0x34, 0x5a, 0x1a),
+ .name = "s28hl512t",
+ .mfr_flags = USE_CLPEF,
.fixups = &s28hx_t_fixups,
- },
- { "s28hl01gt", INFO(0x345a1b, 0, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
+ }, {
+ .id = SNOR_ID(0x34, 0x5a, 0x1b),
+ .name = "s28hl01gt",
+ .mfr_flags = USE_CLPEF,
.fixups = &s28hx_t_fixups,
- },
- { "s28hs512t", INFO(0x345b1a, 0, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
+ }, {
+ .id = SNOR_ID(0x34, 0x5b, 0x1a),
+ .name = "s28hs512t",
+ .mfr_flags = USE_CLPEF,
.fixups = &s28hx_t_fixups,
- },
- { "s28hs01gt", INFO(0x345b1b, 0, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
+ }, {
+ .id = SNOR_ID(0x34, 0x5b, 0x1b),
+ .name = "s28hs01gt",
+ .mfr_flags = USE_CLPEF,
.fixups = &s28hx_t_fixups,
- },
- { "s28hs02gt", INFO(0x345b1c, 0, 0, 0)
- PARSE_SFDP
- MFR_FLAGS(USE_CLPEF)
+ }, {
+ .id = SNOR_ID(0x34, 0x5b, 0x1c),
+ .name = "s28hs02gt",
+ .mfr_flags = USE_CLPEF,
.fixups = &s28hx_t_fixups,
- },
+ }, {
+ .id = SNOR_ID(0xef, 0x40, 0x13),
+ .name = "s25fl004k",
+ .size = SZ_512K,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x40, 0x14),
+ .name = "s25fl008k",
+ .size = SZ_1M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x40, 0x15),
+ .name = "s25fl016k",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x40, 0x17),
+ .name = "s25fl064k",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }
};
/**
@@ -956,7 +1053,8 @@ static int spansion_nor_late_init(struct spi_nor *nor)
nor->flags |= SNOR_F_4B_OPCODES;
/* No small sector erase for 4-byte command set */
nor->erase_opcode = SPINOR_OP_SE;
- nor->mtd.erasesize = nor->info->sector_size;
+ nor->mtd.erasesize = nor->info->sector_size ?:
+ SPI_NOR_DEFAULT_SECTOR_SIZE;
}
if (mfr_flags & (USE_CLSR | USE_CLPEF)) {
diff --git a/drivers/mtd/spi-nor/sst.c b/drivers/mtd/spi-nor/sst.c
index 197d2c1101..44d2a546bf 100644
--- a/drivers/mtd/spi-nor/sst.c
+++ b/drivers/mtd/spi-nor/sst.c
@@ -61,66 +61,110 @@ static const struct spi_nor_fixups sst26vf_nor_fixups = {
};
static const struct flash_info sst_nor_parts[] = {
- /* SST -- large erase sizes are "overlays", "sectors" are 4K */
- { "sst25vf040b", INFO(0xbf258d, 0, 64 * 1024, 8)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- MFR_FLAGS(SST_WRITE) },
- { "sst25vf080b", INFO(0xbf258e, 0, 64 * 1024, 16)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- MFR_FLAGS(SST_WRITE) },
- { "sst25vf016b", INFO(0xbf2541, 0, 64 * 1024, 32)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- MFR_FLAGS(SST_WRITE) },
- { "sst25vf032b", INFO(0xbf254a, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- MFR_FLAGS(SST_WRITE) },
- { "sst25vf064c", INFO(0xbf254b, 0, 64 * 1024, 128)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP |
- SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K) },
- { "sst25wf512", INFO(0xbf2501, 0, 64 * 1024, 1)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- MFR_FLAGS(SST_WRITE) },
- { "sst25wf010", INFO(0xbf2502, 0, 64 * 1024, 2)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- MFR_FLAGS(SST_WRITE) },
- { "sst25wf020", INFO(0xbf2503, 0, 64 * 1024, 4)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- MFR_FLAGS(SST_WRITE) },
- { "sst25wf020a", INFO(0x621612, 0, 64 * 1024, 4)
- FLAGS(SPI_NOR_HAS_LOCK)
- NO_SFDP_FLAGS(SECT_4K) },
- { "sst25wf040b", INFO(0x621613, 0, 64 * 1024, 8)
- FLAGS(SPI_NOR_HAS_LOCK)
- NO_SFDP_FLAGS(SECT_4K) },
- { "sst25wf040", INFO(0xbf2504, 0, 64 * 1024, 8)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- MFR_FLAGS(SST_WRITE) },
- { "sst25wf080", INFO(0xbf2505, 0, 64 * 1024, 16)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K)
- MFR_FLAGS(SST_WRITE) },
- { "sst26wf016b", INFO(0xbf2651, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "sst26vf016b", INFO(0xbf2641, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) },
- { "sst26vf032b", INFO(0xbf2642, 0, 0, 0)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- PARSE_SFDP
- .fixups = &sst26vf_nor_fixups },
- { "sst26vf064b", INFO(0xbf2643, 0, 64 * 1024, 128)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- .fixups = &sst26vf_nor_fixups },
+ {
+ .id = SNOR_ID(0x62, 0x16, 0x12),
+ .name = "sst25wf020a",
+ .size = SZ_256K,
+ .flags = SPI_NOR_HAS_LOCK,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0x62, 0x16, 0x13),
+ .name = "sst25wf040b",
+ .size = SZ_512K,
+ .flags = SPI_NOR_HAS_LOCK,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xbf, 0x25, 0x01),
+ .name = "sst25wf512",
+ .size = SZ_64K,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .mfr_flags = SST_WRITE,
+ }, {
+ .id = SNOR_ID(0xbf, 0x25, 0x02),
+ .name = "sst25wf010",
+ .size = SZ_128K,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .mfr_flags = SST_WRITE,
+ }, {
+ .id = SNOR_ID(0xbf, 0x25, 0x03),
+ .name = "sst25wf020",
+ .size = SZ_256K,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .mfr_flags = SST_WRITE,
+ }, {
+ .id = SNOR_ID(0xbf, 0x25, 0x04),
+ .name = "sst25wf040",
+ .size = SZ_512K,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .mfr_flags = SST_WRITE,
+ }, {
+ .id = SNOR_ID(0xbf, 0x25, 0x05),
+ .name = "sst25wf080",
+ .size = SZ_1M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .mfr_flags = SST_WRITE,
+ }, {
+ .id = SNOR_ID(0xbf, 0x25, 0x41),
+ .name = "sst25vf016b",
+ .size = SZ_2M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .mfr_flags = SST_WRITE,
+ }, {
+ .id = SNOR_ID(0xbf, 0x25, 0x4a),
+ .name = "sst25vf032b",
+ .size = SZ_4M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .mfr_flags = SST_WRITE,
+ }, {
+ .id = SNOR_ID(0xbf, 0x25, 0x4b),
+ .name = "sst25vf064c",
+ .size = SZ_8M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xbf, 0x25, 0x8d),
+ .name = "sst25vf040b",
+ .size = SZ_512K,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .mfr_flags = SST_WRITE,
+ }, {
+ .id = SNOR_ID(0xbf, 0x25, 0x8e),
+ .name = "sst25vf080b",
+ .size = SZ_1M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K,
+ .mfr_flags = SST_WRITE,
+ }, {
+ .id = SNOR_ID(0xbf, 0x26, 0x41),
+ .name = "sst26vf016b",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ,
+ }, {
+ .id = SNOR_ID(0xbf, 0x26, 0x42),
+ .name = "sst26vf032b",
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .fixups = &sst26vf_nor_fixups,
+ }, {
+ .id = SNOR_ID(0xbf, 0x26, 0x43),
+ .name = "sst26vf064b",
+ .size = SZ_8M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixups = &sst26vf_nor_fixups,
+ }, {
+ .id = SNOR_ID(0xbf, 0x26, 0x51),
+ .name = "sst26wf016b",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }
};
static int sst_nor_write(struct mtd_info *mtd, loff_t to, size_t len,
diff --git a/drivers/mtd/spi-nor/swp.c b/drivers/mtd/spi-nor/swp.c
index 5ab9d53248..585813310e 100644
--- a/drivers/mtd/spi-nor/swp.c
+++ b/drivers/mtd/spi-nor/swp.c
@@ -34,17 +34,22 @@ static u8 spi_nor_get_sr_tb_mask(struct spi_nor *nor)
static u64 spi_nor_get_min_prot_length_sr(struct spi_nor *nor)
{
unsigned int bp_slots, bp_slots_needed;
+ /*
+ * sector_size will eventually be replaced with the max erase size of
+ * the flash. For now, we need to have that ugly default.
+ */
+ unsigned int sector_size = nor->info->sector_size ?: SPI_NOR_DEFAULT_SECTOR_SIZE;
+ u64 n_sectors = div_u64(nor->params->size, sector_size);
u8 mask = spi_nor_get_sr_bp_mask(nor);
/* Reserved one for "protect none" and one for "protect all". */
bp_slots = (1 << hweight8(mask)) - 2;
- bp_slots_needed = ilog2(nor->info->n_sectors);
+ bp_slots_needed = ilog2(n_sectors);
if (bp_slots_needed > bp_slots)
- return nor->info->sector_size <<
- (bp_slots_needed - bp_slots);
+ return sector_size << (bp_slots_needed - bp_slots);
else
- return nor->info->sector_size;
+ return sector_size;
}
static void spi_nor_get_locked_range_sr(struct spi_nor *nor, u8 sr, loff_t *ofs,
diff --git a/drivers/mtd/spi-nor/sysfs.c b/drivers/mtd/spi-nor/sysfs.c
index c09bb832b3..2dfdc555a6 100644
--- a/drivers/mtd/spi-nor/sysfs.c
+++ b/drivers/mtd/spi-nor/sysfs.c
@@ -35,8 +35,8 @@ static ssize_t jedec_id_show(struct device *dev,
struct spi_device *spi = to_spi_device(dev);
struct spi_mem *spimem = spi_get_drvdata(spi);
struct spi_nor *nor = spi_mem_get_drvdata(spimem);
- const u8 *id = nor->info->id_len ? nor->info->id : nor->id;
- u8 id_len = nor->info->id_len ?: SPI_NOR_MAX_ID_LEN;
+ const u8 *id = nor->info->id ? nor->info->id->bytes : nor->id;
+ u8 id_len = nor->info->id ? nor->info->id->len : SPI_NOR_MAX_ID_LEN;
return sysfs_emit(buf, "%*phN\n", id_len, id);
}
@@ -78,7 +78,7 @@ static umode_t spi_nor_sysfs_is_visible(struct kobject *kobj,
if (attr == &dev_attr_manufacturer.attr && !nor->manufacturer)
return 0;
- if (attr == &dev_attr_jedec_id.attr && !nor->info->id_len && !nor->id)
+ if (attr == &dev_attr_jedec_id.attr && !nor->info->id && !nor->id)
return 0;
return 0444;
diff --git a/drivers/mtd/spi-nor/winbond.c b/drivers/mtd/spi-nor/winbond.c
index cd99c9a1c5..142fb27b2e 100644
--- a/drivers/mtd/spi-nor/winbond.c
+++ b/drivers/mtd/spi-nor/winbond.c
@@ -42,107 +42,191 @@ static const struct spi_nor_fixups w25q256_fixups = {
};
static const struct flash_info winbond_nor_parts[] = {
- /* Winbond -- w25x "blocks" are 64K, "sectors" are 4KiB */
- { "w25x05", INFO(0xef3010, 0, 64 * 1024, 1)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25x10", INFO(0xef3011, 0, 64 * 1024, 2)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25x20", INFO(0xef3012, 0, 64 * 1024, 4)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25x40", INFO(0xef3013, 0, 64 * 1024, 8)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25x80", INFO(0xef3014, 0, 64 * 1024, 16)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25x16", INFO(0xef3015, 0, 64 * 1024, 32)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25q16dw", INFO(0xef6015, 0, 64 * 1024, 32)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "w25x32", INFO(0xef3016, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25q16jv-im/jm", INFO(0xef7015, 0, 64 * 1024, 32)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "w25q20cl", INFO(0xef4012, 0, 64 * 1024, 4)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25q20bw", INFO(0xef5012, 0, 64 * 1024, 4)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25q20ew", INFO(0xef6012, 0, 64 * 1024, 4)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25q32", INFO(0xef4016, 0, 64 * 1024, 64)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25q32dw", INFO(0xef6016, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- OTP_INFO(256, 3, 0x1000, 0x1000) },
- { "w25q32jv", INFO(0xef7016, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "w25q32jwm", INFO(0xef8016, 0, 64 * 1024, 64)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- OTP_INFO(256, 3, 0x1000, 0x1000) },
- { "w25q64jwm", INFO(0xef8017, 0, 64 * 1024, 128)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "w25q128jwm", INFO(0xef8018, 0, 64 * 1024, 256)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "w25q256jwm", INFO(0xef8019, 0, 64 * 1024, 512)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "w25x64", INFO(0xef3017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25q64", INFO(0xef4017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "w25q64dw", INFO(0xef6017, 0, 64 * 1024, 128)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "w25q64jvm", INFO(0xef7017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25q128fw", INFO(0xef6018, 0, 64 * 1024, 256)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "w25q128jv", INFO(0xef7018, 0, 64 * 1024, 256)
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "w25q80", INFO(0xef5014, 0, 64 * 1024, 16)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25q80bl", INFO(0xef4014, 0, 64 * 1024, 16)
- NO_SFDP_FLAGS(SECT_4K) },
- { "w25q128", INFO(0xef4018, 0, 0, 0)
- PARSE_SFDP
- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
- { "w25q256", INFO(0xef4019, 0, 64 * 1024, 512)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
- .fixups = &w25q256_fixups },
- { "w25q256jvm", INFO(0xef7019, 0, 64 * 1024, 512)
- PARSE_SFDP },
- { "w25q256jw", INFO(0xef6019, 0, 64 * 1024, 512)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ |
- SPI_NOR_DUAL_READ) },
- { "w25q512nwq", INFO(0xef6020, 0, 0, 0)
- PARSE_SFDP
- OTP_INFO(256, 3, 0x1000, 0x1000) },
- { "w25q512nwm", INFO(0xef8020, 0, 64 * 1024, 1024)
- PARSE_SFDP
- OTP_INFO(256, 3, 0x1000, 0x1000) },
- { "w25q512jvq", INFO(0xef4020, 0, 64 * 1024, 1024)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
+ {
+ .id = SNOR_ID(0xef, 0x30, 0x10),
+ .name = "w25x05",
+ .size = SZ_64K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x30, 0x11),
+ .name = "w25x10",
+ .size = SZ_128K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x30, 0x12),
+ .name = "w25x20",
+ .size = SZ_256K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x30, 0x13),
+ .name = "w25x40",
+ .size = SZ_512K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x30, 0x14),
+ .name = "w25x80",
+ .size = SZ_1M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x30, 0x15),
+ .name = "w25x16",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x30, 0x16),
+ .name = "w25x32",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x30, 0x17),
+ .name = "w25x64",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x40, 0x12),
+ .name = "w25q20cl",
+ .size = SZ_256K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x40, 0x14),
+ .name = "w25q80bl",
+ .size = SZ_1M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x40, 0x16),
+ .name = "w25q32",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x40, 0x17),
+ .name = "w25q64",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x40, 0x18),
+ .name = "w25q128",
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ }, {
+ .id = SNOR_ID(0xef, 0x40, 0x19),
+ .name = "w25q256",
+ .size = SZ_32M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .fixups = &w25q256_fixups,
+ }, {
+ .id = SNOR_ID(0xef, 0x40, 0x20),
+ .name = "w25q512jvq",
+ .size = SZ_64M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x50, 0x12),
+ .name = "w25q20bw",
+ .size = SZ_256K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x50, 0x14),
+ .name = "w25q80",
+ .size = SZ_1M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x60, 0x12),
+ .name = "w25q20ew",
+ .size = SZ_256K,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x60, 0x15),
+ .name = "w25q16dw",
+ .size = SZ_2M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x60, 0x16),
+ .name = "w25q32dw",
+ .size = SZ_4M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .otp = SNOR_OTP(256, 3, 0x1000, 0x1000),
+ }, {
+ .id = SNOR_ID(0xef, 0x60, 0x17),
+ .name = "w25q64dw",
+ .size = SZ_8M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x60, 0x18),
+ .name = "w25q128fw",
+ .size = SZ_16M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x60, 0x19),
+ .name = "w25q256jw",
+ .size = SZ_32M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x60, 0x20),
+ .name = "w25q512nwq",
+ .otp = SNOR_OTP(256, 3, 0x1000, 0x1000),
+ }, {
+ .id = SNOR_ID(0xef, 0x70, 0x15),
+ .name = "w25q16jv-im/jm",
+ .size = SZ_2M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x70, 0x16),
+ .name = "w25q32jv",
+ .size = SZ_4M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x70, 0x17),
+ .name = "w25q64jvm",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K,
+ }, {
+ .id = SNOR_ID(0xef, 0x70, 0x18),
+ .name = "w25q128jv",
+ .size = SZ_16M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x70, 0x19),
+ .name = "w25q256jvm",
+ }, {
+ .id = SNOR_ID(0xef, 0x71, 0x19),
+ .name = "w25m512jv",
+ .size = SZ_64M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x80, 0x16),
+ .name = "w25q32jwm",
+ .size = SZ_4M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ .otp = SNOR_OTP(256, 3, 0x1000, 0x1000),
+ }, {
+ .id = SNOR_ID(0xef, 0x80, 0x17),
+ .name = "w25q64jwm",
+ .size = SZ_8M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x80, 0x18),
+ .name = "w25q128jwm",
+ .size = SZ_16M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x80, 0x19),
+ .name = "w25q256jwm",
+ .size = SZ_32M,
+ .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0xef, 0x80, 0x20),
+ .name = "w25q512nwm",
+ .otp = SNOR_OTP(256, 3, 0x1000, 0x1000),
+ },
};
/**
@@ -221,7 +305,7 @@ static int winbond_nor_late_init(struct spi_nor *nor)
{
struct spi_nor_flash_parameter *params = nor->params;
- if (params->otp.org->n_regions)
+ if (params->otp.org)
params->otp.ops = &winbond_nor_otp_ops;
/*
diff --git a/drivers/mtd/spi-nor/xilinx.c b/drivers/mtd/spi-nor/xilinx.c
index 00d53eae5e..f99118c691 100644
--- a/drivers/mtd/spi-nor/xilinx.c
+++ b/drivers/mtd/spi-nor/xilinx.c
@@ -21,28 +21,22 @@
SPI_MEM_OP_NO_DUMMY, \
SPI_MEM_OP_DATA_IN(1, buf, 0))
-#define S3AN_INFO(_jedec_id, _n_sectors, _page_size) \
- .id = { \
- ((_jedec_id) >> 16) & 0xff, \
- ((_jedec_id) >> 8) & 0xff, \
- (_jedec_id) & 0xff \
- }, \
- .id_len = 3, \
- .sector_size = (8 * (_page_size)), \
- .n_sectors = (_n_sectors), \
- .page_size = (_page_size), \
- .n_banks = 1, \
- .addr_nbytes = 3, \
- .flags = SPI_NOR_NO_FR
+#define S3AN_FLASH(_id, _name, _n_sectors, _page_size) \
+ .id = _id, \
+ .name = _name, \
+ .size = 8 * (_page_size) * (_n_sectors), \
+ .sector_size = (8 * (_page_size)), \
+ .page_size = (_page_size), \
+ .flags = SPI_NOR_NO_FR
/* Xilinx S3AN share MFR with Atmel SPI NOR */
static const struct flash_info xilinx_nor_parts[] = {
/* Xilinx S3AN Internal Flash */
- { "3S50AN", S3AN_INFO(0x1f2200, 64, 264) },
- { "3S200AN", S3AN_INFO(0x1f2400, 256, 264) },
- { "3S400AN", S3AN_INFO(0x1f2400, 256, 264) },
- { "3S700AN", S3AN_INFO(0x1f2500, 512, 264) },
- { "3S1400AN", S3AN_INFO(0x1f2600, 512, 528) },
+ { S3AN_FLASH(SNOR_ID(0x1f, 0x22, 0x00), "3S50AN", 64, 264) },
+ { S3AN_FLASH(SNOR_ID(0x1f, 0x24, 0x00), "3S200AN", 256, 264) },
+ { S3AN_FLASH(SNOR_ID(0x1f, 0x24, 0x00), "3S400AN", 256, 264) },
+ { S3AN_FLASH(SNOR_ID(0x1f, 0x25, 0x00), "3S700AN", 512, 264) },
+ { S3AN_FLASH(SNOR_ID(0x1f, 0x26, 0x00), "3S1400AN", 512, 528) },
};
/*
@@ -144,7 +138,7 @@ static int xilinx_nor_setup(struct spi_nor *nor,
page_size = (nor->params->page_size == 264) ? 256 : 512;
nor->params->page_size = page_size;
nor->mtd.writebufsize = page_size;
- nor->params->size = 8 * page_size * nor->info->n_sectors;
+ nor->params->size = nor->info->size;
nor->mtd.erasesize = 8 * page_size;
} else {
/* Flash in Default addressing mode */
diff --git a/drivers/mtd/spi-nor/xmc.c b/drivers/mtd/spi-nor/xmc.c
index 051411e863..d5a06054b0 100644
--- a/drivers/mtd/spi-nor/xmc.c
+++ b/drivers/mtd/spi-nor/xmc.c
@@ -9,15 +9,20 @@
#include "core.h"
static const struct flash_info xmc_nor_parts[] = {
- /* XMC (Wuhan Xinxin Semiconductor Manufacturing Corp.) */
- { "XM25QH64A", INFO(0x207017, 0, 64 * 1024, 128)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
- { "XM25QH128A", INFO(0x207018, 0, 64 * 1024, 256)
- NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
- SPI_NOR_QUAD_READ) },
+ {
+ .id = SNOR_ID(0x20, 0x70, 0x17),
+ .name = "XM25QH64A",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x20, 0x70, 0x18),
+ .name = "XM25QH128A",
+ .size = SZ_16M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ },
};
+/* XMC (Wuhan Xinxin Semiconductor Manufacturing Corp.) */
const struct spi_nor_manufacturer spi_nor_xmc = {
.name = "xmc",
.parts = xmc_nor_parts,
diff --git a/drivers/mtd/ubi/block.c b/drivers/mtd/ubi/block.c
index 437c5b83ff..309a42aeaa 100644
--- a/drivers/mtd/ubi/block.c
+++ b/drivers/mtd/ubi/block.c
@@ -447,13 +447,15 @@ out_unlock:
static void ubiblock_cleanup(struct ubiblock *dev)
{
+ int id = dev->gd->first_minor;
+
/* Stop new requests to arrive */
del_gendisk(dev->gd);
/* Finally destroy the blk queue */
dev_info(disk_to_dev(dev->gd), "released");
put_disk(dev->gd);
blk_mq_free_tag_set(&dev->tag_set);
- idr_remove(&ubiblock_minor_idr, dev->gd->first_minor);
+ idr_remove(&ubiblock_minor_idr, id);
}
int ubiblock_remove(struct ubi_volume_info *vi)
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index 8ee51e49fc..7d4ff1193d 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -35,7 +35,7 @@
#define MTD_PARAM_LEN_MAX 64
/* Maximum number of comma-separated items in the 'mtd=' parameter */
-#define MTD_PARAM_MAX_COUNT 5
+#define MTD_PARAM_MAX_COUNT 6
/* Maximum value for the number of bad PEBs per 1024 PEBs */
#define MAX_MTD_UBI_BEB_LIMIT 768
@@ -54,6 +54,7 @@
* @vid_hdr_offs: VID header offset
* @max_beb_per1024: maximum expected number of bad PEBs per 1024 PEBs
* @enable_fm: enable fastmap when value is non-zero
+ * @need_resv_pool: reserve pool->max_size pebs when value is none-zero
*/
struct mtd_dev_param {
char name[MTD_PARAM_LEN_MAX];
@@ -61,6 +62,7 @@ struct mtd_dev_param {
int vid_hdr_offs;
int max_beb_per1024;
int enable_fm;
+ int need_resv_pool;
};
/* Numbers of elements set in the @mtd_dev_param array */
@@ -825,6 +827,7 @@ static int autoresize(struct ubi_device *ubi, int vol_id)
* @vid_hdr_offset: VID header offset
* @max_beb_per1024: maximum expected number of bad PEB per 1024 PEBs
* @disable_fm: whether disable fastmap
+ * @need_resv_pool: whether reserve pebs to fill fm_pool
*
* This function attaches MTD device @mtd_dev to UBI and assign @ubi_num number
* to the newly created UBI device, unless @ubi_num is %UBI_DEV_NUM_AUTO, in
@@ -840,7 +843,8 @@ static int autoresize(struct ubi_device *ubi, int vol_id)
* @ubi_devices_mutex.
*/
int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,
- int vid_hdr_offset, int max_beb_per1024, bool disable_fm)
+ int vid_hdr_offset, int max_beb_per1024, bool disable_fm,
+ bool need_resv_pool)
{
struct ubi_device *ubi;
int i, err;
@@ -951,6 +955,7 @@ int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,
UBI_FM_MIN_POOL_SIZE);
ubi->fm_wl_pool.max_size = ubi->fm_pool.max_size / 2;
+ ubi->fm_pool_rsv_cnt = need_resv_pool ? ubi->fm_pool.max_size : 0;
ubi->fm_disabled = (!fm_autoconvert || disable_fm) ? 1 : 0;
if (fm_debug)
ubi_enable_dbg_chk_fastmap(ubi);
@@ -1273,7 +1278,8 @@ static int __init ubi_init(void)
mutex_lock(&ubi_devices_mutex);
err = ubi_attach_mtd_dev(mtd, p->ubi_num,
p->vid_hdr_offs, p->max_beb_per1024,
- p->enable_fm == 0);
+ p->enable_fm == 0,
+ p->need_resv_pool != 0);
mutex_unlock(&ubi_devices_mutex);
if (err < 0) {
pr_err("UBI error: cannot attach mtd%d\n",
@@ -1482,6 +1488,18 @@ static int ubi_mtd_param_parse(const char *val, const struct kernel_param *kp)
} else
p->enable_fm = 0;
+ token = tokens[5];
+ if (token) {
+ int err = kstrtoint(token, 10, &p->need_resv_pool);
+
+ if (err) {
+ pr_err("UBI error: bad value for need_resv_pool parameter: %s\n",
+ token);
+ return -EINVAL;
+ }
+ } else
+ p->need_resv_pool = 0;
+
mtd_devs += 1;
return 0;
}
@@ -1495,6 +1513,7 @@ MODULE_PARM_DESC(mtd, "MTD devices to attach. Parameter format: mtd=<name|num|pa
__stringify(CONFIG_MTD_UBI_BEB_LIMIT) ") if 0)\n"
"Optional \"ubi_num\" parameter specifies UBI device number which have to be assigned to the newly created UBI device (assigned automatically by default)\n"
"Optional \"enable_fm\" parameter determines whether to enable fastmap during attach. If the value is non-zero, fastmap is enabled. Default value is 0.\n"
+ "Optional \"need_resv_pool\" parameter determines whether to reserve pool->max_size pebs during attach. If the value is non-zero, peb reservation is enabled. Default value is 0.\n"
"\n"
"Example 1: mtd=/dev/mtd0 - attach MTD device /dev/mtd0.\n"
"Example 2: mtd=content,1984 mtd=4 - attach MTD device with name \"content\" using VID header offset 1984, and MTD device number 4 with default VID header offset.\n"
diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c
index f43430b9c1..0d8f04cf03 100644
--- a/drivers/mtd/ubi/cdev.c
+++ b/drivers/mtd/ubi/cdev.c
@@ -1041,7 +1041,8 @@ static long ctrl_cdev_ioctl(struct file *file, unsigned int cmd,
*/
mutex_lock(&ubi_devices_mutex);
err = ubi_attach_mtd_dev(mtd, req.ubi_num, req.vid_hdr_offset,
- req.max_beb_per1024, !!req.disable_fm);
+ req.max_beb_per1024, !!req.disable_fm,
+ !!req.need_resv_pool);
mutex_unlock(&ubi_devices_mutex);
if (err < 0)
put_mtd_device(mtd);
diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
index 655ff41863..8d1f0e0589 100644
--- a/drivers/mtd/ubi/eba.c
+++ b/drivers/mtd/ubi/eba.c
@@ -33,9 +33,6 @@
#include <linux/err.h>
#include "ubi.h"
-/* Number of physical eraseblocks reserved for atomic LEB change operation */
-#define EBA_RESERVED_PEBS 1
-
/**
* struct ubi_eba_entry - structure encoding a single LEB -> PEB association
* @pnum: the physical eraseblock number attached to the LEB
diff --git a/drivers/mtd/ubi/fastmap-wl.c b/drivers/mtd/ubi/fastmap-wl.c
index 863f571f1a..2a9cc9413c 100644
--- a/drivers/mtd/ubi/fastmap-wl.c
+++ b/drivers/mtd/ubi/fastmap-wl.c
@@ -76,7 +76,7 @@ struct ubi_wl_entry *ubi_wl_get_fm_peb(struct ubi_device *ubi, int anchor)
{
struct ubi_wl_entry *e = NULL;
- if (!ubi->free.rb_node || (ubi->free_count - ubi->beb_rsvd_pebs < 1))
+ if (!ubi->free.rb_node)
goto out;
if (anchor)
@@ -98,43 +98,104 @@ out:
}
/*
- * has_enough_free_count - whether ubi has enough free pebs to fill fm pools
+ * wait_free_pebs_for_pool - wait until there enough free pebs
+ * @ubi: UBI device description object
+ *
+ * Wait and execute do_work until there are enough free pebs, fill pool
+ * as much as we can. This will reduce pool refilling times, which can
+ * reduce the fastmap updating frequency.
+ */
+static void wait_free_pebs_for_pool(struct ubi_device *ubi)
+{
+ struct ubi_fm_pool *wl_pool = &ubi->fm_wl_pool;
+ struct ubi_fm_pool *pool = &ubi->fm_pool;
+ int free, expect_free, executed;
+ /*
+ * There are at least following free pebs which reserved by UBI:
+ * 1. WL_RESERVED_PEBS[1]
+ * 2. EBA_RESERVED_PEBS[1]
+ * 3. fm pebs - 1: Twice fastmap size deducted by fastmap and fm_anchor
+ * 4. beb_rsvd_pebs: This value should be get under lock ubi->wl_lock
+ */
+ int reserved = WL_RESERVED_PEBS + EBA_RESERVED_PEBS +
+ ubi->fm_size / ubi->leb_size - 1 + ubi->fm_pool_rsv_cnt;
+
+ do {
+ spin_lock(&ubi->wl_lock);
+ free = ubi->free_count;
+ free += pool->size - pool->used + wl_pool->size - wl_pool->used;
+ expect_free = reserved + ubi->beb_rsvd_pebs;
+ spin_unlock(&ubi->wl_lock);
+
+ /*
+ * Break out if there are no works or work is executed failure,
+ * given the fact that erase_worker will schedule itself when
+ * -EBUSY is returned from mtd layer caused by system shutdown.
+ */
+ if (do_work(ubi, &executed) || !executed)
+ break;
+ } while (free < expect_free);
+}
+
+/*
+ * left_free_count - returns the number of free pebs to fill fm pools
* @ubi: UBI device description object
- * @is_wl_pool: whether UBI is filling wear leveling pool
*
- * This helper function checks whether there are enough free pebs (deducted
- * by fastmap pebs) to fill fm_pool and fm_wl_pool, above rule works after
- * there is at least one of free pebs is filled into fm_wl_pool.
- * For wear leveling pool, UBI should also reserve free pebs for bad pebs
- * handling, because there maybe no enough free pebs for user volumes after
- * producing new bad pebs.
+ * This helper function returns the number of free pebs (deducted
+ * by fastmap pebs) to fill fm_pool and fm_wl_pool.
*/
-static bool has_enough_free_count(struct ubi_device *ubi, bool is_wl_pool)
+static int left_free_count(struct ubi_device *ubi)
{
int fm_used = 0; // fastmap non anchor pebs.
- int beb_rsvd_pebs;
if (!ubi->free.rb_node)
- return false;
+ return 0;
- beb_rsvd_pebs = is_wl_pool ? ubi->beb_rsvd_pebs : 0;
- if (ubi->fm_wl_pool.size > 0 && !(ubi->ro_mode || ubi->fm_disabled))
+ if (!ubi->ro_mode && !ubi->fm_disabled)
fm_used = ubi->fm_size / ubi->leb_size - 1;
- return ubi->free_count - beb_rsvd_pebs > fm_used;
+ return ubi->free_count - fm_used;
+}
+
+/*
+ * can_fill_pools - whether free PEBs will be left after filling pools
+ * @ubi: UBI device description object
+ * @free: current number of free PEBs
+ *
+ * Return %1 if there are still left free PEBs after filling pools,
+ * otherwise %0 is returned.
+ */
+static int can_fill_pools(struct ubi_device *ubi, int free)
+{
+ struct ubi_fm_pool *wl_pool = &ubi->fm_wl_pool;
+ struct ubi_fm_pool *pool = &ubi->fm_pool;
+ int pool_need = pool->max_size - pool->size +
+ wl_pool->max_size - wl_pool->size;
+
+ if (free - pool_need < 1)
+ return 0;
+
+ return 1;
}
/**
- * ubi_refill_pools - refills all fastmap PEB pools.
+ * ubi_refill_pools_and_lock - refills all fastmap PEB pools and takes fm locks.
* @ubi: UBI device description object
*/
-void ubi_refill_pools(struct ubi_device *ubi)
+void ubi_refill_pools_and_lock(struct ubi_device *ubi)
{
struct ubi_fm_pool *wl_pool = &ubi->fm_wl_pool;
struct ubi_fm_pool *pool = &ubi->fm_pool;
struct ubi_wl_entry *e;
int enough;
+ if (!ubi->ro_mode && !ubi->fm_disabled)
+ wait_free_pebs_for_pool(ubi);
+
+ down_write(&ubi->fm_protect);
+ down_write(&ubi->work_sem);
+ down_write(&ubi->fm_eba_sem);
+
spin_lock(&ubi->wl_lock);
return_unused_pool_pebs(ubi, wl_pool);
@@ -159,7 +220,7 @@ void ubi_refill_pools(struct ubi_device *ubi)
for (;;) {
enough = 0;
if (pool->size < pool->max_size) {
- if (!has_enough_free_count(ubi, false))
+ if (left_free_count(ubi) <= 0)
break;
e = wl_get_wle(ubi);
@@ -172,10 +233,13 @@ void ubi_refill_pools(struct ubi_device *ubi)
enough++;
if (wl_pool->size < wl_pool->max_size) {
- if (!has_enough_free_count(ubi, true))
+ int left_free = left_free_count(ubi);
+
+ if (left_free <= 0)
break;
- e = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF);
+ e = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF,
+ !can_fill_pools(ubi, left_free));
self_check_in_wl_tree(ubi, e, &ubi->free);
rb_erase(&e->u.rb, &ubi->free);
ubi->free_count--;
@@ -210,7 +274,7 @@ static int produce_free_peb(struct ubi_device *ubi)
while (!ubi->free.rb_node && ubi->works_count) {
dbg_wl("do one work synchronously");
- err = do_work(ubi);
+ err = do_work(ubi, NULL);
if (err)
return err;
@@ -315,12 +379,12 @@ static bool need_wear_leveling(struct ubi_device *ubi)
if (!e) {
if (!ubi->free.rb_node)
return false;
- e = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF);
+ e = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF, 0);
ec = e->ec;
} else {
ec = e->ec;
if (ubi->free.rb_node) {
- e = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF);
+ e = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF, 0);
ec = max(ec, e->ec);
}
}
@@ -481,7 +545,7 @@ static void ubi_fastmap_close(struct ubi_device *ubi)
static struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi,
struct ubi_wl_entry *e,
struct rb_root *root) {
- if (e && !ubi->fm_disabled && !ubi->fm &&
+ if (e && !ubi->fm_disabled && !ubi->fm && !ubi->fm_anchor &&
e->pnum < UBI_FM_MAX_START)
e = rb_entry(rb_next(root->rb_node),
struct ubi_wl_entry, u.rb);
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c
index 28c8151a07..2a728c31e6 100644
--- a/drivers/mtd/ubi/fastmap.c
+++ b/drivers/mtd/ubi/fastmap.c
@@ -20,7 +20,7 @@ static inline unsigned long *init_seen(struct ubi_device *ubi)
if (!ubi_dbg_chk_fastmap(ubi))
return NULL;
- ret = bitmap_zalloc(ubi->peb_count, GFP_KERNEL);
+ ret = bitmap_zalloc(ubi->peb_count, GFP_NOFS);
if (!ret)
return ERR_PTR(-ENOMEM);
@@ -105,7 +105,7 @@ static struct ubi_vid_io_buf *new_fm_vbuf(struct ubi_device *ubi, int vol_id)
struct ubi_vid_io_buf *new;
struct ubi_vid_hdr *vh;
- new = ubi_alloc_vid_buf(ubi, GFP_KERNEL);
+ new = ubi_alloc_vid_buf(ubi, GFP_NOFS);
if (!new)
goto out;
@@ -1390,53 +1390,6 @@ out:
}
/**
- * erase_block - Manually erase a PEB.
- * @ubi: UBI device object
- * @pnum: PEB to be erased
- *
- * Returns the new EC value on success, < 0 indicates an internal error.
- */
-static int erase_block(struct ubi_device *ubi, int pnum)
-{
- int ret;
- struct ubi_ec_hdr *ec_hdr;
- long long ec;
-
- ec_hdr = kzalloc(ubi->ec_hdr_alsize, GFP_KERNEL);
- if (!ec_hdr)
- return -ENOMEM;
-
- ret = ubi_io_read_ec_hdr(ubi, pnum, ec_hdr, 0);
- if (ret < 0)
- goto out;
- else if (ret && ret != UBI_IO_BITFLIPS) {
- ret = -EINVAL;
- goto out;
- }
-
- ret = ubi_io_sync_erase(ubi, pnum, 0);
- if (ret < 0)
- goto out;
-
- ec = be64_to_cpu(ec_hdr->ec);
- ec += ret;
- if (ec > UBI_MAX_ERASECOUNTER) {
- ret = -EINVAL;
- goto out;
- }
-
- ec_hdr->ec = cpu_to_be64(ec);
- ret = ubi_io_write_ec_hdr(ubi, pnum, ec_hdr);
- if (ret < 0)
- goto out;
-
- ret = ec;
-out:
- kfree(ec_hdr);
- return ret;
-}
-
-/**
* invalidate_fastmap - destroys a fastmap.
* @ubi: UBI device object
*
@@ -1462,7 +1415,7 @@ static int invalidate_fastmap(struct ubi_device *ubi)
ubi->fm = NULL;
ret = -ENOMEM;
- fm = kzalloc(sizeof(*fm), GFP_KERNEL);
+ fm = kzalloc(sizeof(*fm), GFP_NOFS);
if (!fm)
goto out;
@@ -1538,11 +1491,7 @@ int ubi_update_fastmap(struct ubi_device *ubi)
struct ubi_fastmap_layout *new_fm, *old_fm;
struct ubi_wl_entry *tmp_e;
- down_write(&ubi->fm_protect);
- down_write(&ubi->work_sem);
- down_write(&ubi->fm_eba_sem);
-
- ubi_refill_pools(ubi);
+ ubi_refill_pools_and_lock(ubi);
if (ubi->ro_mode || ubi->fm_disabled) {
up_write(&ubi->fm_eba_sem);
@@ -1551,7 +1500,7 @@ int ubi_update_fastmap(struct ubi_device *ubi)
return 0;
}
- new_fm = kzalloc(sizeof(*new_fm), GFP_KERNEL);
+ new_fm = kzalloc(sizeof(*new_fm), GFP_NOFS);
if (!new_fm) {
up_write(&ubi->fm_eba_sem);
up_write(&ubi->work_sem);
@@ -1576,7 +1525,7 @@ int ubi_update_fastmap(struct ubi_device *ubi)
if (!tmp_e) {
if (old_fm && old_fm->e[i]) {
- ret = erase_block(ubi, old_fm->e[i]->pnum);
+ ret = ubi_sync_erase(ubi, old_fm->e[i], 0);
if (ret < 0) {
ubi_err(ubi, "could not erase old fastmap PEB");
@@ -1628,7 +1577,7 @@ int ubi_update_fastmap(struct ubi_device *ubi)
if (old_fm) {
/* no fresh anchor PEB was found, reuse the old one */
if (!tmp_e) {
- ret = erase_block(ubi, old_fm->e[0]->pnum);
+ ret = ubi_sync_erase(ubi, old_fm->e[0], 0);
if (ret < 0) {
ubi_err(ubi, "could not erase old anchor PEB");
@@ -1640,7 +1589,6 @@ int ubi_update_fastmap(struct ubi_device *ubi)
goto err;
}
new_fm->e[0] = old_fm->e[0];
- new_fm->e[0]->ec = ret;
old_fm->e[0] = NULL;
} else {
/* we've got a new anchor PEB, return the old one */
diff --git a/drivers/mtd/ubi/ubi.h b/drivers/mtd/ubi/ubi.h
index c8f1bd4fa1..a5ec566df0 100644
--- a/drivers/mtd/ubi/ubi.h
+++ b/drivers/mtd/ubi/ubi.h
@@ -82,6 +82,9 @@ void ubi_err(const struct ubi_device *ubi, const char *fmt, ...);
#define UBI_DFS_DIR_NAME "ubi%d"
#define UBI_DFS_DIR_LEN (3 + 2 + 1)
+/* Number of physical eraseblocks reserved for atomic LEB change operation */
+#define EBA_RESERVED_PEBS 1
+
/*
* Error codes returned by the I/O sub-system.
*
@@ -491,6 +494,7 @@ struct ubi_debug_info {
* @fast_attach: non-zero if UBI was attached by fastmap
* @fm_anchor: The next anchor PEB to use for fastmap
* @fm_do_produce_anchor: If true produce an anchor PEB in wl
+ * @fm_pool_rsv_cnt: Number of reserved PEBs for filling pool/wl_pool
*
* @used: RB-tree of used physical eraseblocks
* @erroneous: RB-tree of erroneous used physical eraseblocks
@@ -601,6 +605,7 @@ struct ubi_device {
int fast_attach;
struct ubi_wl_entry *fm_anchor;
int fm_do_produce_anchor;
+ int fm_pool_rsv_cnt;
/* Wear-leveling sub-system's stuff */
struct rb_root used;
@@ -902,6 +907,7 @@ int self_check_eba(struct ubi_device *ubi, struct ubi_attach_info *ai_fastmap,
struct ubi_attach_info *ai_scan);
/* wl.c */
+int ubi_sync_erase(struct ubi_device *ubi, struct ubi_wl_entry *e, int torture);
int ubi_wl_get_peb(struct ubi_device *ubi);
int ubi_wl_put_peb(struct ubi_device *ubi, int vol_id, int lnum,
int pnum, int torture);
@@ -914,7 +920,7 @@ struct ubi_wl_entry *ubi_wl_get_fm_peb(struct ubi_device *ubi, int anchor);
int ubi_wl_put_fm_peb(struct ubi_device *ubi, struct ubi_wl_entry *used_e,
int lnum, int torture);
int ubi_is_erase_work(struct ubi_work *wrk);
-void ubi_refill_pools(struct ubi_device *ubi);
+void ubi_refill_pools_and_lock(struct ubi_device *ubi);
int ubi_ensure_anchor_pebs(struct ubi_device *ubi);
int ubi_bitflip_check(struct ubi_device *ubi, int pnum, int force_scrub);
@@ -938,7 +944,7 @@ int ubi_io_write_vid_hdr(struct ubi_device *ubi, int pnum,
/* build.c */
int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,
int vid_hdr_offset, int max_beb_per1024,
- bool disable_fm);
+ bool disable_fm, bool need_resv_pool);
int ubi_detach_mtd_dev(int ubi_num, int anyway);
struct ubi_device *ubi_get_device(int ubi_num);
void ubi_put_device(struct ubi_device *ubi);
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 26a214f016..a357f3d27f 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -181,11 +181,13 @@ static void wl_entry_destroy(struct ubi_device *ubi, struct ubi_wl_entry *e)
/**
* do_work - do one pending work.
* @ubi: UBI device description object
+ * @executed: whether there is one work is executed
*
* This function returns zero in case of success and a negative error code in
- * case of failure.
+ * case of failure. If @executed is not NULL and there is one work executed,
+ * @executed is set as %1, otherwise @executed is set as %0.
*/
-static int do_work(struct ubi_device *ubi)
+static int do_work(struct ubi_device *ubi, int *executed)
{
int err;
struct ubi_work *wrk;
@@ -203,9 +205,13 @@ static int do_work(struct ubi_device *ubi)
if (list_empty(&ubi->works)) {
spin_unlock(&ubi->wl_lock);
up_read(&ubi->work_sem);
+ if (executed)
+ *executed = 0;
return 0;
}
+ if (executed)
+ *executed = 1;
wrk = list_entry(ubi->works.next, struct ubi_work, list);
list_del(&wrk->list);
ubi->works_count -= 1;
@@ -311,12 +317,14 @@ static void prot_queue_add(struct ubi_device *ubi, struct ubi_wl_entry *e)
* @ubi: UBI device description object
* @root: the RB-tree where to look for
* @diff: maximum possible difference from the smallest erase counter
+ * @pick_max: pick PEB even its erase counter beyonds 'min_ec + @diff'
*
* This function looks for a wear leveling entry with erase counter closest to
* min + @diff, where min is the smallest erase counter.
*/
static struct ubi_wl_entry *find_wl_entry(struct ubi_device *ubi,
- struct rb_root *root, int diff)
+ struct rb_root *root, int diff,
+ int pick_max)
{
struct rb_node *p;
struct ubi_wl_entry *e;
@@ -330,9 +338,11 @@ static struct ubi_wl_entry *find_wl_entry(struct ubi_device *ubi,
struct ubi_wl_entry *e1;
e1 = rb_entry(p, struct ubi_wl_entry, u.rb);
- if (e1->ec >= max)
+ if (e1->ec >= max) {
+ if (pick_max)
+ e = e1;
p = p->rb_left;
- else {
+ } else {
p = p->rb_right;
e = e1;
}
@@ -361,12 +371,15 @@ static struct ubi_wl_entry *find_mean_wl_entry(struct ubi_device *ubi,
if (last->ec - first->ec < WL_FREE_MAX_DIFF) {
e = rb_entry(root->rb_node, struct ubi_wl_entry, u.rb);
- /* If no fastmap has been written and this WL entry can be used
- * as anchor PEB, hold it back and return the second best
- * WL entry such that fastmap can use the anchor PEB later. */
+ /*
+ * If no fastmap has been written and fm_anchor is not
+ * reserved and this WL entry can be used as anchor PEB
+ * hold it back and return the second best WL entry such
+ * that fastmap can use the anchor PEB later.
+ */
e = may_reserve_for_fm(ubi, e, root);
} else
- e = find_wl_entry(ubi, root, WL_FREE_MAX_DIFF/2);
+ e = find_wl_entry(ubi, root, WL_FREE_MAX_DIFF/2, 0);
return e;
}
@@ -427,7 +440,7 @@ static int prot_queue_del(struct ubi_device *ubi, int pnum)
}
/**
- * sync_erase - synchronously erase a physical eraseblock.
+ * ubi_sync_erase - synchronously erase a physical eraseblock.
* @ubi: UBI device description object
* @e: the physical eraseblock to erase
* @torture: if the physical eraseblock has to be tortured
@@ -435,8 +448,7 @@ static int prot_queue_del(struct ubi_device *ubi, int pnum)
* This function returns zero in case of success and a negative error code in
* case of failure.
*/
-static int sync_erase(struct ubi_device *ubi, struct ubi_wl_entry *e,
- int torture)
+int ubi_sync_erase(struct ubi_device *ubi, struct ubi_wl_entry *e, int torture)
{
int err;
struct ubi_ec_hdr *ec_hdr;
@@ -1040,7 +1052,7 @@ static int ensure_wear_leveling(struct ubi_device *ubi, int nested)
* %UBI_WL_THRESHOLD.
*/
e1 = rb_entry(rb_first(&ubi->used), struct ubi_wl_entry, u.rb);
- e2 = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF);
+ e2 = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF, 0);
if (!(e2->ec - e1->ec >= UBI_WL_THRESHOLD))
goto out_unlock;
@@ -1094,7 +1106,7 @@ static int __erase_worker(struct ubi_device *ubi, struct ubi_work *wl_wrk)
dbg_wl("erase PEB %d EC %d LEB %d:%d",
pnum, e->ec, wl_wrk->vol_id, wl_wrk->lnum);
- err = sync_erase(ubi, e, wl_wrk->torture);
+ err = ubi_sync_erase(ubi, e, wl_wrk->torture);
if (!err) {
spin_lock(&ubi->wl_lock);
@@ -1686,7 +1698,7 @@ int ubi_thread(void *u)
}
spin_unlock(&ubi->wl_lock);
- err = do_work(ubi);
+ err = do_work(ubi, NULL);
if (err) {
ubi_err(ubi, "%s: work failed with error code %d",
ubi->bgt_name, err);
@@ -1749,7 +1761,7 @@ static int erase_aeb(struct ubi_device *ubi, struct ubi_ainf_peb *aeb, bool sync
ubi->lookuptbl[e->pnum] = e;
if (sync) {
- err = sync_erase(ubi, e, false);
+ err = ubi_sync_erase(ubi, e, false);
if (err)
goto out_free;
@@ -2071,7 +2083,7 @@ static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi)
{
struct ubi_wl_entry *e;
- e = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF);
+ e = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF, 0);
self_check_in_wl_tree(ubi, e, &ubi->free);
ubi->free_count--;
ubi_assert(ubi->free_count >= 0);
@@ -2097,7 +2109,7 @@ static int produce_free_peb(struct ubi_device *ubi)
spin_unlock(&ubi->wl_lock);
dbg_wl("do one work synchronously");
- err = do_work(ubi);
+ err = do_work(ubi, NULL);
spin_lock(&ubi->wl_lock);
if (err)
diff --git a/drivers/mtd/ubi/wl.h b/drivers/mtd/ubi/wl.h
index 5ebe374a08..7b6715ef6d 100644
--- a/drivers/mtd/ubi/wl.h
+++ b/drivers/mtd/ubi/wl.h
@@ -10,8 +10,10 @@ static bool need_wear_leveling(struct ubi_device *ubi);
static void ubi_fastmap_close(struct ubi_device *ubi);
static inline void ubi_fastmap_init(struct ubi_device *ubi, int *count)
{
- /* Reserve enough LEBs to store two fastmaps. */
- *count += (ubi->fm_size / ubi->leb_size) * 2;
+ if (ubi->fm_disabled)
+ ubi->fm_pool_rsv_cnt = 0;
+ /* Reserve enough LEBs to store two fastmaps and to fill pools. */
+ *count += (ubi->fm_size / ubi->leb_size) * 2 + ubi->fm_pool_rsv_cnt;
INIT_WORK(&ubi->fm_work, update_fastmap_work_fn);
}
static struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi,