diff options
Diffstat (limited to 'drivers/mtd/nand/nand_denali.c')
| -rw-r--r-- | drivers/mtd/nand/nand_denali.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/mtd/nand/nand_denali.c b/drivers/mtd/nand/nand_denali.c index ddb03813fe..8995845649 100644 --- a/drivers/mtd/nand/nand_denali.c +++ b/drivers/mtd/nand/nand_denali.c @@ -171,7 +171,7 @@ static void reset_bank(struct denali_nand_info *denali) /* wait for completion */ while (ioread32(denali->flash_reg + DEVICE_RESET) & (1 << denali->flash_bank)) - barrier(); + cpu_relax(); } /* Reset the flash controller */ @@ -187,8 +187,7 @@ static uint16_t denali_nand_reset(struct denali_nand_info *denali) iowrite32(1 << i, denali->flash_reg + DEVICE_RESET); while (!(ioread32(denali->flash_reg + INTR_STATUS(i)) & (INTR_STATUS__RST_COMP | INTR_STATUS__TIME_OUT))) - /* cpu_relax(); */ - barrier(); + cpu_relax(); if (ioread32(denali->flash_reg + INTR_STATUS(i)) & INTR_STATUS__TIME_OUT) dev_dbg(denali->dev, @@ -953,8 +952,7 @@ static bool handle_ecc(struct denali_nand_info *denali, uint8_t *buf, */ while (!(read_interrupt_status(denali) & INTR_STATUS__ECC_TRANSACTION_DONE)) - /* cpu_relax(); */ - barrier(); + cpu_relax(); clear_interrupts(denali); denali_set_intr_modes(denali, true); } |