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authorWolfgang Denk <wd@denx.de>2010-05-09 23:52:59 +0200
committerWolfgang Denk <wd@denx.de>2010-05-15 19:47:17 +0200
commit7b43db92110ec2f15c5f7187a165f2928464966b (patch)
treeb59dfc02b03df791f4d9f9a9bd1d198aefbd5b87 /drivers/mmc
parentab92d0fd9abd0d4726878a80c6baf3a0f94770b8 (diff)
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drivers/mmc/fsl_esdhc.c: fix compiler warnings
Commit 77c1458d caused the following compiler warnings: fsl_esdhc.c: In function 'esdhc_pio_read_write': fsl_esdhc.c:142: warning: assignment discards qualifiers from pointer target type fsl_esdhc.c: In function 'esdhc_setup_data': fsl_esdhc.c:169: warning: unused variable 'wml_value' fsl_esdhc.c: In function 'esdhc_pio_read_write': fsl_esdhc.c:164: warning: control reaches end of non-void function Fix these. Signed-off-by: Wolfgang Denk <wd@denx.de> Cc: Dipen Dudhat <dipen.dudhat@freescale.com> Cc: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/fsl_esdhc.c34
1 files changed, 17 insertions, 17 deletions
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
index a9b07a9..a368fe6 100644
--- a/drivers/mmc/fsl_esdhc.c
+++ b/drivers/mmc/fsl_esdhc.c
@@ -103,7 +103,7 @@ uint esdhc_xfertyp(struct mmc_cmd *cmd, struct mmc_data *data)
/*
* PIO Read/Write Mode reduce the performace as DMA is not used in this mode.
*/
-static int
+static void
esdhc_pio_read_write(struct mmc *mmc, struct mmc_data *data)
{
struct fsl_esdhc *regs = mmc->priv;
@@ -125,7 +125,7 @@ esdhc_pio_read_write(struct mmc *mmc, struct mmc_data *data)
&& --timeout);
if (timeout <= 0) {
printf("\nData Read Failed in PIO Mode.");
- return timeout;
+ return;
}
while (size && (!(irqstat & IRQSTAT_TC))) {
udelay(100); /* Wait before last byte transfer complete */
@@ -139,7 +139,7 @@ esdhc_pio_read_write(struct mmc *mmc, struct mmc_data *data)
}
} else {
blocks = data->blocks;
- buffer = data->src;
+ buffer = (char *)data->src;
while (blocks) {
timeout = PIO_TIMEOUT;
size = data->blocksize;
@@ -148,7 +148,7 @@ esdhc_pio_read_write(struct mmc *mmc, struct mmc_data *data)
&& --timeout);
if (timeout <= 0) {
printf("\nData Write Failed in PIO Mode.");
- return timeout;
+ return;
}
while (size && (!(irqstat & IRQSTAT_TC))) {
udelay(100); /* Wait before last byte transfer complete */
@@ -166,22 +166,12 @@ esdhc_pio_read_write(struct mmc *mmc, struct mmc_data *data)
static int esdhc_setup_data(struct mmc *mmc, struct mmc_data *data)
{
- uint wml_value;
int timeout;
struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
struct fsl_esdhc *regs = (struct fsl_esdhc *)cfg->esdhc_base;
+#ifndef CONFIG_SYS_FSL_ESDHC_USE_PIO
+ uint wml_value;
-#ifdef CONFIG_SYS_FSL_ESDHC_USE_PIO
- if (!(data->flags & MMC_DATA_READ)) {
- if ((esdhc_read32(&regs->prsstat) & PRSSTAT_WPSPL) == 0) {
- printf("\nThe SD card is locked. "
- "Can not write to a locked card.\n\n");
- return TIMEOUT;
- }
- esdhc_write32(&regs->dsaddr, (u32)data->src);
- } else
- esdhc_write32(&regs->dsaddr, (u32)data->dest);
-#else
wml_value = data->blocksize/4;
if (data->flags & MMC_DATA_READ) {
@@ -202,7 +192,17 @@ static int esdhc_setup_data(struct mmc *mmc, struct mmc_data *data)
wml_value << 16);
esdhc_write32(&regs->dsaddr, (u32)data->src);
}
-#endif
+#else /* CONFIG_SYS_FSL_ESDHC_USE_PIO */
+ if (!(data->flags & MMC_DATA_READ)) {
+ if ((esdhc_read32(&regs->prsstat) & PRSSTAT_WPSPL) == 0) {
+ printf("\nThe SD card is locked. "
+ "Can not write to a locked card.\n\n");
+ return TIMEOUT;
+ }
+ esdhc_write32(&regs->dsaddr, (u32)data->src);
+ } else
+ esdhc_write32(&regs->dsaddr, (u32)data->dest);
+#endif /* CONFIG_SYS_FSL_ESDHC_USE_PIO */
esdhc_write32(&regs->blkattr, data->blocks << 16 | data->blocksize);