summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/mmc/mvebu_mmc.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/mmc/mvebu_mmc.c b/drivers/mmc/mvebu_mmc.c
index 91a9be0..854bcc6 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