The pxamci requires a bit to be set in the command control register when a CMD12 is sent. Set it, as required in the PXA Developer Manuel, chapter "Stop Data Transmission Command (CMD12 or IO/Abort with CMD52)". Signed-off-by: Robert Jarzmik <robert.jarzmik@xxxxxxx> --- drivers/mci/pxamci.c | 3 +++ drivers/mci/pxamci.h | 1 + 2 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/mci/pxamci.c b/drivers/mci/pxamci.c index f251d75..c51fb77 100644 --- a/drivers/mci/pxamci.c +++ b/drivers/mci/pxamci.c @@ -188,6 +188,9 @@ static void pxamci_start_cmd(struct pxamci_host *host, struct mci_cmd *cmd, break; } + if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION) + cmdat |= CMDAT_STOP_TRAN; + mmc_writel(cmd->cmdidx, MMC_CMD); mmc_writel(cmd->cmdarg >> 16, MMC_ARGH); mmc_writel(cmd->cmdarg & 0xffff, MMC_ARGL); diff --git a/drivers/mci/pxamci.h b/drivers/mci/pxamci.h index 18d12a3..07dea45 100644 --- a/drivers/mci/pxamci.h +++ b/drivers/mci/pxamci.h @@ -40,6 +40,7 @@ #define MMC_CMDAT 0x0010 #define CMDAT_SDIO_INT_EN (1 << 11) +#define CMDAT_STOP_TRAN (1 << 10) #define CMDAT_SD_4DAT (1 << 8) #define CMDAT_DMAEN (1 << 7) #define CMDAT_INIT (1 << 6) -- 1.7.5.4 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
