From: Andy Shevchenko <ext-andriy.shevchenko@xxxxxxxxx>
There is similar piece of code in two functions which enables clock. Split this
code to omap_hsmmc_start_clock(). Re-use omap_hsmmc_stop_clock() in
omap_hsmmc_context_restore() as well.
Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko@xxxxxxxxx>
Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
---
drivers/mmc/host/omap_hsmmc.c | 19 +++++++++++++------
1 files changed, 13 insertions(+), 6 deletions(-)
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index af2dbd3..915d08b 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -548,6 +548,15 @@ static void omap_hsmmc_gpio_free(struct omap_mmc_platform_data *pdata)
}
/*
+ * Start clock to the card
+ */
+static void omap_hsmmc_start_clock(struct omap_hsmmc_host *host)
+{
+ OMAP_HSMMC_WRITE(host->base, SYSCTL,
+ OMAP_HSMMC_READ(host->base, SYSCTL) | CEN);
+}
+
+/*
* Stop clock to the card
*/
static void omap_hsmmc_stop_clock(struct omap_hsmmc_host *host)
@@ -688,8 +697,8 @@ static int omap_hsmmc_context_restore(struct omap_hsmmc_host *host)
break;
}
- OMAP_HSMMC_WRITE(host->base, SYSCTL,
- OMAP_HSMMC_READ(host->base, SYSCTL) & ~CEN);
+ omap_hsmmc_stop_clock(host);
+
OMAP_HSMMC_WRITE(host->base, SYSCTL,
(calc_divisor(ios) << 6) | (DTO << 16));
OMAP_HSMMC_WRITE(host->base, SYSCTL,
@@ -700,8 +709,7 @@ static int omap_hsmmc_context_restore(struct omap_hsmmc_host *host)
&& time_before(jiffies, timeout))
;
- OMAP_HSMMC_WRITE(host->base, SYSCTL,
- OMAP_HSMMC_READ(host->base, SYSCTL) | CEN);
+ omap_hsmmc_start_clock(host);
con = OMAP_HSMMC_READ(host->base, CON);
if (ios->bus_mode == MMC_BUSMODE_OPENDRAIN)
@@ -1610,8 +1618,7 @@ static void omap_hsmmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
&& time_before(jiffies, timeout))
msleep(1);
- OMAP_HSMMC_WRITE(host->base, SYSCTL,
- OMAP_HSMMC_READ(host->base, SYSCTL) | CEN);
+ omap_hsmmc_start_clock(host);
if (do_send_init_stream)
send_init_stream(host);
--
1.7.0.4
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