ASoC: Ux500: Fixup use of clocks
Make sure clocks are being prepared and unprepared as well
as enabled and disabled.
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/ux500/ux500_msp_dai.c b/sound/soc/ux500/ux500_msp_dai.c
index be94bf9..e11187f 100644
--- a/sound/soc/ux500/ux500_msp_dai.c
+++ b/sound/soc/ux500/ux500_msp_dai.c
@@ -398,11 +398,13 @@
return ret;
}
- /* Enable clock */
+ /* Prepare and enable clock */
dev_dbg(dai->dev, "%s: Enabling MSP-clock.\n", __func__);
- clk_enable(drvdata->clk);
+ ret = clk_prepare_enable(drvdata->clk);
+ if (ret)
+ regulator_disable(drvdata->reg_vape);
- return 0;
+ return ret;
}
static void ux500_msp_dai_shutdown(struct snd_pcm_substream *substream,
@@ -428,8 +430,8 @@
__func__, dai->id, snd_pcm_stream_str(substream));
}
- /* Disable clock */
- clk_disable(drvdata->clk);
+ /* Disable and unprepare clock */
+ clk_disable_unprepare(drvdata->clk);
/* Disable regulator */
ret = regulator_disable(drvdata->reg_vape);