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sf: Add SPI_FLASH_MAX_ID_LEN

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Add id length of 5 bytes numerical value to macro.

Cc: Bin Meng <bmeng.cn@gmail.com>
Cc: York Sun <york.sun@nxp.com>
Cc: Vignesh R <vigneshr@ti.com>
Cc: Mugunthan V N <mugunthanvnm@ti.com>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Jagan Teki <jagan@openedev.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jagan Teki <jagan@openedev.com>
Tested-by: Jagan Teki <jagan@openedev.com>
This commit is contained in:
Jagan Teki 2016-10-30 23:16:16 +05:30
parent eccb6be068
commit ed363b53d0
2 changed files with 4 additions and 3 deletions
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3
drivers/mtd/spi/sf_internal.h
View File

@ -107,6 +107,7 @@ int sst_write_bp(struct spi_flash *flash, u32 offset, size_t len,
#define JEDEC_MFR(info) ((info)->id[0])
#define JEDEC_ID(info) (((info)->id[1]) << 8 | ((info)->id[2]))
#define JEDEC_EXT(info) (((info)->id[3]) << 8 | ((info)->id[4]))
#define SPI_FLASH_MAX_ID_LEN 5
struct spi_flash_info {
/* Device name ([MANUFLETTER][DEVTYPE][DENSITY][EXTRAINFO]) */
@ -117,7 +118,7 @@ struct spi_flash_info {
* The first three bytes are the JEDIC ID.
* JEDEC ID zero means "no ID" (mostly older chips).
*/
u8 id[5];
u8 id[SPI_FLASH_MAX_ID_LEN];
u8 id_len;
/*

4
drivers/mtd/spi/spi_flash.c
View File

@ -928,10 +928,10 @@ static int micron_quad_enable(struct spi_flash *flash)
static const struct spi_flash_info *spi_flash_read_id(struct spi_flash *flash)
{
int tmp;
u8 id[5];
u8 id[SPI_FLASH_MAX_ID_LEN];
const struct spi_flash_info *info;
tmp = spi_flash_cmd(flash->spi, CMD_READ_ID, id, 5);
tmp = spi_flash_cmd(flash->spi, CMD_READ_ID, id, SPI_FLASH_MAX_ID_LEN);
if (tmp < 0) {
printf("SF: error %d reading JEDEC ID\n", tmp);
return ERR_PTR(tmp);