Re: [alsa-devel] [PATCH] ASoC: rt5645: enable speaker protection features

23 Jun 2017


      On Fri, Jun 23, 2017 at 10:24:57AM +0800, Bard Liao wrote:
...
This patch is uploaded for enabling the speaker protection features
of the audio codec.
No control of these?
...
@@ -171,7 +172,7 @@ static const struct reg_default rt5645_reg[] = {
   { 0x9c, 0x0aea },
   { 0x9d, 0x000c },
   { 0x9e, 0x0400 },

{ 0xa0, 0xa0a8 },


{ 0xa0, 0xa0e8 },
{ 0xa1, 0x0059 },
{ 0xa2, 0x0001 },
{ 0xae, 0x6000 },

You shouldn't be changing the register defaults away from the physical
defaults, just do it with a normal register write.  Changing the
defaults will break cache resyncing.

    

Mark Brown