[PATCH 3/4] mmc: davinci: prepare clock
David Lechner
david at lechnology.com
Wed Mar 9 15:50:04 PST 2016
When trying to use this driver with the common clock framework, enabling
the clock fails because it was not prepared. This fixes the problem by
calling clk_prepare and clk_enable in a single function.
Signed-off-by: David Lechner <david at lechnology.com>
---
drivers/mmc/host/davinci_mmc.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/mmc/host/davinci_mmc.c b/drivers/mmc/host/davinci_mmc.c
index f571549..b160feb 100644
--- a/drivers/mmc/host/davinci_mmc.c
+++ b/drivers/mmc/host/davinci_mmc.c
@@ -1283,9 +1283,9 @@ static int __init davinci_mmcsd_probe(struct platform_device *pdev)
ret = PTR_ERR(host->clk);
goto clk_get_fail;
}
- ret = clk_enable(host->clk);
+ ret = clk_prepare_enable(host->clk);
if (ret)
- goto clk_enable_fail;
+ goto clk_prepare_enable_fail;
host->mmc_input_clk = clk_get_rate(host->clk);
@@ -1384,7 +1384,7 @@ mmc_add_host_fail:
cpu_freq_fail:
davinci_release_dma_channels(host);
clk_disable(host->clk);
-clk_enable_fail:
+clk_prepare_enable_fail:
clk_put(host->clk);
clk_get_fail:
iounmap(host->base);
--
1.9.1
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