ASoC: cs42l52: Fix mask for REVID

BIT[0:2] of register 01h is REVID, so the mask for REVID should be 0x7.
Also updates the code to use CS42L52_CHIP_REV_MASK.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Brian Austin <brian.austin@cirrus.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

2 files changed, 2 insertions, 2 deletions

diff --git a/sound/soc/codecs/cs42l52.c b/sound/soc/codecs/cs42l52.c
index f0ca6bee6771..460d35547a68 100644
--- a/sound/soc/codecs/cs42l52.c
+++ b/sound/soc/codecs/cs42l52.c
@@ -1259,7 +1259,7 @@ static int cs42l52_i2c_probe(struct i2c_client *i2c_client,
         }
 
         dev_info(&i2c_client->dev, "Cirrus Logic CS42L52, Revision: %02X\n",
-                        reg & 0xFF);
+                 reg & CS42L52_CHIP_REV_MASK);
 
         /* Set Platform Data */
         if (cs42l52->pdata.mica_diff_cfg)
diff --git a/sound/soc/codecs/cs42l52.h b/sound/soc/codecs/cs42l52.h
index 6fb8f00f4191..ac445993e6bf 100644
--- a/sound/soc/codecs/cs42l52.h
+++ b/sound/soc/codecs/cs42l52.h
@@ -37,7 +37,7 @@
 #define CS42L52_CHIP_REV_A0                     0x00
 #define CS42L52_CHIP_REV_A1                     0x01
 #define CS42L52_CHIP_REV_B0                     0x02
-#define CS42L52_CHIP_REV_MASK                   0x03
+#define CS42L52_CHIP_REV_MASK                   0x07
 
 #define CS42L52_PWRCTL1                         0x02
 #define CS42L52_PWRCTL1_PDN_ALL                 0x9F