diff options
Diffstat (limited to 'drivers/mmc/mvebu_mmc.c')
| -rw-r--r-- | drivers/mmc/mvebu_mmc.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/mmc/mvebu_mmc.c b/drivers/mmc/mvebu_mmc.c index 91a9be06e6..854bcc6c4f 100644 --- a/drivers/mmc/mvebu_mmc.c +++ b/drivers/mmc/mvebu_mmc.c @@ -71,8 +71,8 @@ static int mvebu_mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, ushort xfertype = 0; ushort resp_indx = 0; - debug("cmdidx [0x%x] resp_type[0x%x] cmdarg[0x%x]\n", - cmd->cmdidx, cmd->resp_type, cmd->cmdarg); + debug("%s: cmdidx [0x%x] resp_type[0x%x] cmdarg[0x%x]\n", + DRIVER_NAME, cmd->cmdidx, cmd->resp_type, cmd->cmdarg); debug("%s: cmd %d (hw state 0x%04x)\n", DRIVER_NAME, cmd->cmdidx, mvebu_mmc_read(SDIO_HW_STATE)); @@ -107,8 +107,11 @@ static int mvebu_mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, if (data) { int err = mvebu_mmc_setup_data(data); - if (err) + if (err) { + debug("%s: command DATA error :%x\n", + DRIVER_NAME, err); return err; + } } resptype = SDIO_CMD_INDEX(cmd->cmdidx); @@ -171,8 +174,12 @@ static int mvebu_mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, DRIVER_NAME, cmd->cmdidx, mvebu_mmc_read(SDIO_ERR_INTR_STATUS)); if (mvebu_mmc_read(SDIO_ERR_INTR_STATUS) & - (SDIO_ERR_CMD_TIMEOUT | SDIO_ERR_DATA_TIMEOUT)) + (SDIO_ERR_CMD_TIMEOUT | SDIO_ERR_DATA_TIMEOUT)) { + debug("%s: command READ timed out\n", + DRIVER_NAME); return TIMEOUT; + } + debug("%s: command READ error\n", DRIVER_NAME); return COMM_ERR; } @@ -265,6 +272,7 @@ static void mvebu_mmc_set_clk(unsigned int clock) if (m > MVEBU_MMC_BASE_DIV_MAX) m = MVEBU_MMC_BASE_DIV_MAX; mvebu_mmc_write(SDIO_CLK_DIV, m & MVEBU_MMC_BASE_DIV_MAX); + debug("%s: clock (%d) div : %d\n", DRIVER_NAME, clock, m); } udelay(10*1000); @@ -369,7 +377,7 @@ static void mvebu_window_setup(void) static int mvebu_mmc_initialize(struct mmc *mmc) { - debug("%s: mvebu_mmc_initialize", DRIVER_NAME); + debug("%s: mvebu_mmc_initialize\n", DRIVER_NAME); /* * Setting host parameters |