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[3/4] ASoC: cs35l35: Correctly handle 0 for bst_ipk

Message ID 1495121559-1063-3-git-send-email-ckeepax@opensource.wolfsonmicro.com (mailing list archive)
State Accepted
Commit 486fb9590302f811d44fa15401e1736679d33736
Headers show

Commit Message

Charles Keepax May 18, 2017, 3:32 p.m. UTC 
Zero is a totally valid value to specify for the bst_ipk, as such we
should append CS35L35_VALID_PDATA to ensure that it actually makes it
into the register value.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
---
 sound/soc/codecs/cs35l35.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/sound/soc/codecs/cs35l35.c b/sound/soc/codecs/cs35l35.c
index c6eabb8..375be49 100644
--- a/sound/soc/codecs/cs35l35.c
+++ b/sound/soc/codecs/cs35l35.c
@@ -1269,7 +1269,7 @@  static int cs35l35_handle_of_data(struct i2c_client *i2c_client,
 			return -EINVAL;
 		}
 
-		pdata->bst_ipk = (val32 - 1680) / 110;
+		pdata->bst_ipk = ((val32 - 1680) / 110) | CS35L35_VALID_PDATA;
 	}
 
 	ret = of_property_read_u32(np, "cirrus,boost-ind-nanohenry", &val32);