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path: root/sound/soc/fsl/fsl_esai.c
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Diffstat (limited to 'sound/soc/fsl/fsl_esai.c')
-rw-r--r--sound/soc/fsl/fsl_esai.c32
1 files changed, 26 insertions, 6 deletions
diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c
index c84026c99134..0ba37005ab04 100644
--- a/sound/soc/fsl/fsl_esai.c
+++ b/sound/soc/fsl/fsl_esai.c
@@ -431,17 +431,26 @@ static int fsl_esai_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
static int fsl_esai_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
+ int ret;
struct fsl_esai *esai_priv = snd_soc_dai_get_drvdata(dai);
/*
* Some platforms might use the same bit to gate all three or two of
* clocks, so keep all clocks open/close at the same time for safety
*/
- clk_prepare_enable(esai_priv->coreclk);
- if (!IS_ERR(esai_priv->extalclk))
- clk_prepare_enable(esai_priv->extalclk);
- if (!IS_ERR(esai_priv->fsysclk))
- clk_prepare_enable(esai_priv->fsysclk);
+ ret = clk_prepare_enable(esai_priv->coreclk);
+ if (ret)
+ return ret;
+ if (!IS_ERR(esai_priv->extalclk)) {
+ ret = clk_prepare_enable(esai_priv->extalclk);
+ if (ret)
+ goto err_extalck;
+ }
+ if (!IS_ERR(esai_priv->fsysclk)) {
+ ret = clk_prepare_enable(esai_priv->fsysclk);
+ if (ret)
+ goto err_fsysclk;
+ }
if (!dai->active) {
/* Reset Port C */
@@ -463,6 +472,14 @@ static int fsl_esai_startup(struct snd_pcm_substream *substream,
}
return 0;
+
+err_fsysclk:
+ if (!IS_ERR(esai_priv->extalclk))
+ clk_disable_unprepare(esai_priv->extalclk);
+err_extalck:
+ clk_disable_unprepare(esai_priv->coreclk);
+
+ return ret;
}
static int fsl_esai_hw_params(struct snd_pcm_substream *substream,
@@ -661,7 +678,7 @@ static bool fsl_esai_writeable_reg(struct device *dev, unsigned int reg)
}
}
-static const struct regmap_config fsl_esai_regmap_config = {
+static struct regmap_config fsl_esai_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
.val_bits = 32,
@@ -687,6 +704,9 @@ static int fsl_esai_probe(struct platform_device *pdev)
esai_priv->pdev = pdev;
strcpy(esai_priv->name, np->name);
+ if (of_property_read_bool(np, "big-endian"))
+ fsl_esai_regmap_config.val_format_endian = REGMAP_ENDIAN_BIG;
+
/* Get the addresses and IRQ */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
regs = devm_ioremap_resource(&pdev->dev, res);