ASoC: Only restore non-default registers for WM8961

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>

1 files changed, 3 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm8961.c b/sound/soc/codecs/wm8961.c
index a8007d58813f..d2342c5e0425 100644
--- a/sound/soc/codecs/wm8961.c
+++ b/sound/soc/codecs/wm8961.c
@@ -1022,6 +1022,9 @@ static int wm8961_resume(struct platform_device *pdev)
         int i;
 
         for (i = 0; i < codec->reg_cache_size; i++) {
+                if (reg_cache[i] == wm8961_reg_defaults[i])
+                        continue;
+
                 if (i == WM8961_SOFTWARE_RESET)
                         continue;