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ASoC: WM8804: Retrieve the device revision and print it

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Be verbose and print out the device revision.

Signed-off-by: Dimitris Papastamos <dp@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Dimitris Papastamos 2010-10-04 16:28:59 +01:00 committed by Mark Brown
parent f479fd93d4
commit e595b3252f
1 changed files with 8 additions and 0 deletions
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8
sound/soc/codecs/wm8804.c
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@ -643,6 +643,14 @@ static int wm8804_probe(struct snd_soc_codec *codec)
goto err_reg_enable;
}
ret = snd_soc_read(codec, WM8804_DEVREV);
if (ret < 0) {
dev_err(codec->dev, "Failed to read device revision: %d\n",
ret);
goto err_reg_enable;
}
dev_info(codec->dev, "revision %c\n", ret + 'A');
ret = wm8804_reset(codec);
if (ret < 0) {
dev_err(codec->dev, "Failed to issue reset: %d\n", ret);