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Diffstat (limited to 'sound/soc/codecs/twl4030.c')
-rw-r--r--sound/soc/codecs/twl4030.c80
1 files changed, 36 insertions, 44 deletions
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index 1e3884d6b3fb..dfc51bb425da 100644
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -46,13 +46,7 @@
/* TWL4030 PMBR1 Register GPIO6 mux bits */
#define TWL4030_GPIO6_PWM0_MUTE(value) ((value & 0x03) << 2)
-/* Shadow register used by the audio driver */
-#define TWL4030_REG_SW_SHADOW 0x4A
-#define TWL4030_CACHEREGNUM (TWL4030_REG_SW_SHADOW + 1)
-
-/* TWL4030_REG_SW_SHADOW (0x4A) Fields */
-#define TWL4030_HFL_EN 0x01
-#define TWL4030_HFR_EN 0x02
+#define TWL4030_CACHEREGNUM (TWL4030_REG_MISC_SET_2 + 1)
/*
* twl4030 register cache & default register settings
@@ -132,7 +126,6 @@ static const u8 twl4030_reg[TWL4030_CACHEREGNUM] = {
0x00, /* REG_VIBRA_PWM_SET (0x47) */
0x00, /* REG_ANAMIC_GAIN (0x48) */
0x00, /* REG_MISC_SET_2 (0x49) */
- 0x00, /* REG_SW_SHADOW (0x4A) - Shadow, non HW register */
};
/* codec private data */
@@ -198,42 +191,41 @@ static int twl4030_write(struct snd_soc_codec *codec,
int write_to_reg = 0;
twl4030_write_reg_cache(codec, reg, value);
- if (likely(reg < TWL4030_REG_SW_SHADOW)) {
- /* Decide if the given register can be written */
- switch (reg) {
- case TWL4030_REG_EAR_CTL:
- if (twl4030->earpiece_enabled)
- write_to_reg = 1;
- break;
- case TWL4030_REG_PREDL_CTL:
- if (twl4030->predrivel_enabled)
- write_to_reg = 1;
- break;
- case TWL4030_REG_PREDR_CTL:
- if (twl4030->predriver_enabled)
- write_to_reg = 1;
- break;
- case TWL4030_REG_PRECKL_CTL:
- if (twl4030->carkitl_enabled)
- write_to_reg = 1;
- break;
- case TWL4030_REG_PRECKR_CTL:
- if (twl4030->carkitr_enabled)
- write_to_reg = 1;
- break;
- case TWL4030_REG_HS_GAIN_SET:
- if (twl4030->hsl_enabled || twl4030->hsr_enabled)
- write_to_reg = 1;
- break;
- default:
- /* All other register can be written */
+ /* Decide if the given register can be written */
+ switch (reg) {
+ case TWL4030_REG_EAR_CTL:
+ if (twl4030->earpiece_enabled)
write_to_reg = 1;
- break;
- }
- if (write_to_reg)
- return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
- value, reg);
+ break;
+ case TWL4030_REG_PREDL_CTL:
+ if (twl4030->predrivel_enabled)
+ write_to_reg = 1;
+ break;
+ case TWL4030_REG_PREDR_CTL:
+ if (twl4030->predriver_enabled)
+ write_to_reg = 1;
+ break;
+ case TWL4030_REG_PRECKL_CTL:
+ if (twl4030->carkitl_enabled)
+ write_to_reg = 1;
+ break;
+ case TWL4030_REG_PRECKR_CTL:
+ if (twl4030->carkitr_enabled)
+ write_to_reg = 1;
+ break;
+ case TWL4030_REG_HS_GAIN_SET:
+ if (twl4030->hsl_enabled || twl4030->hsr_enabled)
+ write_to_reg = 1;
+ break;
+ default:
+ /* All other register can be written */
+ write_to_reg = 1;
+ break;
}
+ if (write_to_reg)
+ return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
+ value, reg);
+
return 0;
}
@@ -532,7 +524,7 @@ SOC_DAPM_ENUM("Route", twl4030_handsfreel_enum);
/* Handsfree Left virtual mute */
static const struct snd_kcontrol_new twl4030_dapm_handsfreelmute_control =
- SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 0, 1, 0);
+ SOC_DAPM_SINGLE_VIRT("Switch", 1);
/* Handsfree Right */
static const char *twl4030_handsfreer_texts[] =
@@ -548,7 +540,7 @@ SOC_DAPM_ENUM("Route", twl4030_handsfreer_enum);
/* Handsfree Right virtual mute */
static const struct snd_kcontrol_new twl4030_dapm_handsfreermute_control =
- SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 1, 1, 0);
+ SOC_DAPM_SINGLE_VIRT("Switch", 1);
/* Vibra */
/* Vibra audio path selection */