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author | Dimitris Papastamos <dp@opensource.wolfsonmicro.com> | 2010-10-04 16:28:59 +0100 |
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committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-10-05 09:57:10 -0700 |
commit | e595b3252f4a53fc52227ca7a8b94199f9f319a9 (patch) | |
tree | c596ef3f21f9864416078bf42abdb93020a03178 /sound/soc/codecs/wm8804.c | |
parent | f479fd93d4028afccf155dec736c6d49cde92571 (diff) | |
download | linux-stable-e595b3252f4a53fc52227ca7a8b94199f9f319a9.tar.gz linux-stable-e595b3252f4a53fc52227ca7a8b94199f9f319a9.tar.bz2 linux-stable-e595b3252f4a53fc52227ca7a8b94199f9f319a9.zip |
ASoC: WM8804: Retrieve the device revision and print it
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>
Diffstat (limited to 'sound/soc/codecs/wm8804.c')
-rw-r--r-- | sound/soc/codecs/wm8804.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8804.c b/sound/soc/codecs/wm8804.c index 2657f5c7ff08..642b07ceddfa 100644 --- a/sound/soc/codecs/wm8804.c +++ b/sound/soc/codecs/wm8804.c @@ -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); |