43 lines
1.2 KiB
Diff
43 lines
1.2 KiB
Diff
|
--- a/drivers/mtd/spi-nor/bcm53xxspiflash.c
|
||
|
+++ b/drivers/mtd/spi-nor/bcm53xxspiflash.c
|
||
|
@@ -173,7 +173,8 @@ static const struct spi_device_id *bcm53
|
||
|
|
||
|
/* TODO: Try more ID commands */
|
||
|
|
||
|
- return ERR_PTR(-ENODEV);
|
||
|
+ /* Some chips used by Broadcom may actually support JEDEC */
|
||
|
+ return spi_nor_read_id(nor);
|
||
|
|
||
|
found_name:
|
||
|
id = spi_nor_match_id(name);
|
||
|
--- a/drivers/mtd/spi-nor/spi-nor.c
|
||
|
+++ b/drivers/mtd/spi-nor/spi-nor.c
|
||
|
@@ -629,7 +629,7 @@ const struct spi_device_id spi_nor_ids[]
|
||
|
};
|
||
|
EXPORT_SYMBOL_GPL(spi_nor_ids);
|
||
|
|
||
|
-static const struct spi_device_id *spi_nor_read_id(struct spi_nor *nor)
|
||
|
+const struct spi_device_id *spi_nor_read_id(struct spi_nor *nor)
|
||
|
{
|
||
|
int tmp;
|
||
|
u8 id[5];
|
||
|
@@ -660,6 +660,7 @@ static const struct spi_device_id *spi_n
|
||
|
dev_err(nor->dev, "unrecognized JEDEC id %06x\n", jedec);
|
||
|
return ERR_PTR(-ENODEV);
|
||
|
}
|
||
|
+EXPORT_SYMBOL_GPL(spi_nor_read_id);
|
||
|
|
||
|
static int spi_nor_read(struct mtd_info *mtd, loff_t from, size_t len,
|
||
|
size_t *retlen, u_char *buf)
|
||
|
--- a/include/linux/mtd/spi-nor.h
|
||
|
+++ b/include/linux/mtd/spi-nor.h
|
||
|
@@ -188,6 +188,8 @@ struct spi_nor {
|
||
|
void *priv;
|
||
|
};
|
||
|
|
||
|
+const struct spi_device_id *spi_nor_read_id(struct spi_nor *nor);
|
||
|
+
|
||
|
/**
|
||
|
* spi_nor_scan() - scan the SPI NOR
|
||
|
* @nor: the spi_nor structure
|