[U-Boot] [PATCH] fsl_esdhc: flush cache after IO completion

The cache should invalidate the read buffer for the SD card interface after the transfer complete, not command-complete.

Tested-by: Andrew Gabbasov Andrew_Gabbasov@mentor.com Signed-off-by: Eric Nelson eric.nelson@boundarydevices.com --- drivers/mmc/fsl_esdhc.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index 54b5363..682b337 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -327,9 +327,6 @@ esdhc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) while (!(esdhc_read32(&regs->irqstat) & (IRQSTAT_CC | IRQSTAT_CTOE))) ;

- if (data && (data->flags & MMC_DATA_READ)) - check_and_invalidate_dcache_range(cmd, data); - irqstat = esdhc_read32(&regs->irqstat); esdhc_write32(&regs->irqstat, irqstat);

@@ -403,6 +400,8 @@ esdhc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) } while (!(irqstat & IRQSTAT_TC) && (esdhc_read32(&regs->prsstat) & PRSSTAT_DLA)); #endif + if (data->flags & MMC_DATA_READ) + check_and_invalidate_dcache_range(cmd, data); }

esdhc_write32(&regs->irqstat, -1);