diff options
Diffstat (limited to 'drivers/mtd/devices')
| -rw-r--r-- | drivers/mtd/devices/m25p80.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c index 0b8672b..6f93d32 100644 --- a/drivers/mtd/devices/m25p80.c +++ b/drivers/mtd/devices/m25p80.c @@ -691,6 +691,7 @@ struct flash_info { #define SECT_4K 0x01 /* OPCODE_BE_4K works uniformly */ #define M25P_NO_ERASE 0x02 /* No erase command needed */ #define SST_WRITE 0x04 /* use SST byte programming */ +#define M25P_NO_FR 0x08 /* Can't do fastread */ }; #define INFO(_jedec_id, _ext_id, _sector_size, _n_sectors, _flags) \ @@ -741,7 +742,7 @@ static const struct spi_device_id m25p_ids[] = { { "en25qh256", INFO(0x1c7019, 0, 64 * 1024, 512, 0) }, /* Everspin */ - { "mr25h256", CAT25_INFO( 32 * 1024, 1, 256, 2, M25P_NO_ERASE) }, + { "mr25h256", CAT25_INFO( 32 * 1024, 1, 256, 2, M25P_NO_ERASE | M25P_NO_FR) }, /* GigaDevice */ { "gd25q32", INFO(0xc84016, 0, 64 * 1024, 64, SECT_4K) }, @@ -856,11 +857,11 @@ static const struct spi_device_id m25p_ids[] = { { "w25q256", INFO(0xef4019, 0, 64 * 1024, 512, SECT_4K) }, /* Catalyst / On Semiconductor -- non-JEDEC */ - { "cat25c11", CAT25_INFO( 16, 8, 16, 1, M25P_NO_ERASE) }, - { "cat25c03", CAT25_INFO( 32, 8, 16, 2, M25P_NO_ERASE) }, - { "cat25c09", CAT25_INFO( 128, 8, 32, 2, M25P_NO_ERASE) }, - { "cat25c17", CAT25_INFO( 256, 8, 32, 2, M25P_NO_ERASE) }, - { "cat25128", CAT25_INFO(2048, 8, 64, 2, M25P_NO_ERASE) }, + { "cat25c11", CAT25_INFO( 16, 8, 16, 1, M25P_NO_ERASE | M25P_NO_FR) }, + { "cat25c03", CAT25_INFO( 32, 8, 16, 2, M25P_NO_ERASE | M25P_NO_FR) }, + { "cat25c09", CAT25_INFO( 128, 8, 32, 2, M25P_NO_ERASE | M25P_NO_FR) }, + { "cat25c17", CAT25_INFO( 256, 8, 32, 2, M25P_NO_ERASE | M25P_NO_FR) }, + { "cat25128", CAT25_INFO(2048, 8, 64, 2, M25P_NO_ERASE | M25P_NO_FR) }, { }, }; MODULE_DEVICE_TABLE(spi, m25p_ids); @@ -1044,6 +1045,8 @@ static int m25p_probe(struct spi_device *spi) #ifdef CONFIG_M25PXX_USE_FAST_READ flash->fast_read = true; #endif + if (info->flags & M25P_NO_FR) + flash->fast_read = false; /* Default commands */ if (flash->fast_read) |