Re: [alsa-devel] [PATCH 2/8] ASoC: TWL4030: Add Analog PGA control switch to DAPM

On Mon, Dec 08, 2008 at 10:09:02AM +0200, Peter Ujfalusi wrote:

• /* Analog PGAs

• * bit 0: APGA enable
  

• * bit 1: Digital to analog path enable
  

• */
  

• SND_SOC_DAPM_REG(snd_soc_dapm_pga, "ARXR1_APGA",

• 	TWL4030_REG_ARXR1_APGA_CTL, 0, 0x3, 0x3, 0x0),
  

• SND_SOC_DAPM_REG(snd_soc_dapm_pga, "ARXL1_APGA",

• 	TWL4030_REG_ARXL1_APGA_CTL, 0, 0x3, 0x3, 0x0),
  

• SND_SOC_DAPM_REG(snd_soc_dapm_pga, "ARXR2_APGA",

• 	TWL4030_REG_ARXR2_APGA_CTL, 0, 0x3, 0x3, 0x0),
  

• SND_SOC_DAPM_REG(snd_soc_dapm_pga, "ARXL2_APGA",

• 	TWL4030_REG_ARXL2_APGA_CTL, 0, 0x3, 0x3, 0x0),
  

The PGA should be standard SND_SOC_DAPM_PGA()s with the digital to analogue switches used to implement mute controls for them.