Currently GPIO4 is hardcoded to output the pll-lock signal.
Unfortunately this is after the pll-out GPIO is configured which
is selectable in the device tree. Therefore it is not possible to
use GPIO4 for pll-out. Therefore this patch removes the
configuration of GPIO4.
Signed-off-by: Howard Mitchell <hm@xxxxxxxxxxxxxx>
---
sound/soc/codecs/pcm512x.c | 19 -------------------
1 file changed, 19 deletions(-)
diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c
index 8472099..5a30fdd 100644
--- a/sound/soc/codecs/pcm512x.c
+++ b/sound/soc/codecs/pcm512x.c
@@ -1296,25 +1296,6 @@ static int pcm512x_hw_params(struct snd_pcm_substream *substream,
ret, pcm512x->pll_out);
return ret;
}
-
- gpio = PCM512x_G1OE << (4 - 1);
- ret = regmap_update_bits(pcm512x->regmap, PCM512x_GPIO_EN,
- gpio, gpio);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to enable gpio %d: %d\n",
- 4, ret);
- return ret;
- }
-
- gpio = PCM512x_GPIO_OUTPUT_1 + 4 - 1;
- ret = regmap_update_bits(pcm512x->regmap, gpio,
- PCM512x_GxSL, PCM512x_GxSL_PLLLK);
- if (ret != 0) {
- dev_err(codec->dev,
- "Failed to output pll lock on %d: %d\n",
- ret, 4);
- return ret;
- }
}
ret = regmap_update_bits(pcm512x->regmap, PCM512x_SYNCHRONIZE,
--
1.7.9.5
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