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path: root/drivers/mmc
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Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/sunxi-mmc.c36
1 files changed, 18 insertions, 18 deletions
diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
index 3601746d37a9..b747d65a7d15 100644
--- a/drivers/mmc/host/sunxi-mmc.c
+++ b/drivers/mmc/host/sunxi-mmc.c
@@ -1170,10 +1170,19 @@ static int sunxi_mmc_enable(struct sunxi_mmc_host *host)
{
int ret;
+ if (!IS_ERR(host->reset)) {
+ ret = reset_control_reset(host->reset);
+ if (ret) {
+ dev_err(host->dev, "Couldn't reset the MMC controller (%d)\n",
+ ret);
+ return ret;
+ }
+ }
+
ret = clk_prepare_enable(host->clk_ahb);
if (ret) {
- dev_err(dev, "Couldn't enable the bus clocks (%d)\n", ret);
- return ret;
+ dev_err(host->dev, "Couldn't enable the bus clocks (%d)\n", ret);
+ goto error_assert_reset;
}
ret = clk_prepare_enable(host->clk_mmc);
@@ -1194,28 +1203,16 @@ static int sunxi_mmc_enable(struct sunxi_mmc_host *host)
goto error_disable_clk_output;
}
- if (!IS_ERR(host->reset)) {
- ret = reset_control_reset(host->reset);
- if (ret) {
- dev_err(dev, "Couldn't reset the MMC controller (%d)\n",
- ret);
- goto error_disable_clk_sample;
- }
- }
-
/*
* Sometimes the controller asserts the irq on boot for some reason,
* make sure the controller is in a sane state before enabling irqs.
*/
ret = sunxi_mmc_reset_host(host);
if (ret)
- goto error_assert_reset;
+ goto error_disable_clk_sample;
return 0;
-error_assert_reset:
- if (!IS_ERR(host->reset))
- reset_control_assert(host->reset);
error_disable_clk_sample:
clk_disable_unprepare(host->clk_sample);
error_disable_clk_output:
@@ -1224,6 +1221,9 @@ error_disable_clk_mmc:
clk_disable_unprepare(host->clk_mmc);
error_disable_clk_ahb:
clk_disable_unprepare(host->clk_ahb);
+error_assert_reset:
+ if (!IS_ERR(host->reset))
+ reset_control_assert(host->reset);
return ret;
}
@@ -1231,13 +1231,13 @@ static void sunxi_mmc_disable(struct sunxi_mmc_host *host)
{
sunxi_mmc_reset_host(host);
- if (!IS_ERR(host->reset))
- reset_control_assert(host->reset);
-
clk_disable_unprepare(host->clk_sample);
clk_disable_unprepare(host->clk_output);
clk_disable_unprepare(host->clk_mmc);
clk_disable_unprepare(host->clk_ahb);
+
+ if (!IS_ERR(host->reset))
+ reset_control_assert(host->reset);
}
static int sunxi_mmc_resource_request(struct sunxi_mmc_host *host,