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authorTom Rini <trini@ti.com>2014-10-06 15:17:13 -0400
committerTom Rini <trini@ti.com>2014-10-06 15:17:13 -0400
commit04de09f89bbc647d5b72db3512d1af1475a13bbd (patch)
tree601e5dbe3def2dee6f7b3dfee680b3aee372d35f /drivers/mmc/dw_mmc.c
parent91693055995733e268874ae75568ae316233e116 (diff)
parent2f210639c4f003b0d5310273979441f1bfc88eae (diff)
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Merge branch 'topic/arm/socfpga-20141006' of git://git.denx.de/u-boot-socfpga
Fix a trivial conflict in dw_mmc.c after talking with Marek. Conflicts: drivers/mmc/dw_mmc.c Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'drivers/mmc/dw_mmc.c')
-rw-r--r--drivers/mmc/dw_mmc.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c
index 4c16e7f..785eed5 100644
--- a/drivers/mmc/dw_mmc.c
+++ b/drivers/mmc/dw_mmc.c
@@ -119,7 +119,7 @@ static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
while (dwmci_readl(host, DWMCI_STATUS) & DWMCI_BUSY) {
if (get_timer(start) > timeout) {
- printf("Timeout on data busy\n");
+ printf("%s: Timeout on data busy\n", __func__);
return TIMEOUT;
}
}
@@ -178,15 +178,23 @@ static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
}
if (i == retry) {
- printf("dwmci_send_cmd: timeout..\n");
+ printf("%s: Timeout.\n", __func__);
return TIMEOUT;
}
if (mask & DWMCI_INTMSK_RTO) {
- printf("dwmci_send_cmd: Response Timeout..\n");
+ /*
+ * Timeout here is not necessarily fatal. (e)MMC cards
+ * will splat here when they receive CMD55 as they do
+ * not support this command and that is exactly the way
+ * to tell them apart from SD cards. Thus, this output
+ * below shall be debug(). eMMC cards also do not favor
+ * CMD8, please keep that in mind.
+ */
+ debug("%s: Response Timeout.\n", __func__);
return TIMEOUT;
} else if (mask & DWMCI_INTMSK_RE) {
- printf("dwmci_send_cmd: Response Error..\n");
+ printf("%s: Response Error.\n", __func__);
return -1;
}
@@ -206,7 +214,7 @@ static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
do {
mask = dwmci_readl(host, DWMCI_RINTSTS);
if (mask & (DWMCI_DATA_ERR | DWMCI_DATA_TOUT)) {
- printf("dwmci_send_cmd: DATA ERROR!\n");
+ printf("%s: DATA ERROR!\n", __func__);
return -1;
}
} while (!(mask & DWMCI_INTMSK_DTO));
@@ -243,7 +251,7 @@ static int dwmci_setup_bus(struct dwmci_host *host, u32 freq)
else if (host->bus_hz)
sclk = host->bus_hz;
else {
- printf("dwmci_setup_bus: Didn't get source clock value..\n");
+ printf("%s: Didn't get source clock value.\n", __func__);
return -EINVAL;
}
@@ -262,7 +270,7 @@ static int dwmci_setup_bus(struct dwmci_host *host, u32 freq)
do {
status = dwmci_readl(host, DWMCI_CMD);
if (timeout-- < 0) {
- printf("dwmci_setup_bus: timeout!\n");
+ printf("%s: Timeout!\n", __func__);
return -ETIMEDOUT;
}
} while (status & DWMCI_CMD_START);
@@ -277,7 +285,7 @@ static int dwmci_setup_bus(struct dwmci_host *host, u32 freq)
do {
status = dwmci_readl(host, DWMCI_CMD);
if (timeout-- < 0) {
- printf("dwmci_setup_bus: timeout!\n");
+ printf("%s: Timeout!\n", __func__);
return -ETIMEDOUT;
}
} while (status & DWMCI_CMD_START);