[PATCH 3/4] mmc: davinci: prepare clock
From: david@lechnology.com (David Lechner)
Date: 2016-03-09 23:50:04
Also in:
linux-mmc
Subsystem:
multimedia card (mmc), secure digital (sd) and sdio subsystem, the rest · Maintainers:
Ulf Hansson, Linus Torvalds
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@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