Commit 871a05a7 authored by Jorge Eduardo Candelaria's avatar Jorge Eduardo Candelaria Committed by Liam Girdwood

ASoC: TWL6040: Enable earphone path in codec

Add control to enable earphone driver in TWL6040 codec. This driver
is connected to HSDAC Left.
Signed-off-by: default avatarJorge Eduardo Candelaria <jorge.candelaria@ti.com>
Signed-off-by: default avatarMargarita Olaya Cabrera <magi.olaya@ti.com>
Acked-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarLiam Girdwood <lrg@slimlogic.co.uk>
parent 7254e2bd
......@@ -432,6 +432,12 @@ static DECLARE_TLV_DB_SCALE(hs_tlv, -3000, 200, 0);
*/
static DECLARE_TLV_DB_SCALE(hf_tlv, -5200, 200, 0);
/*
* EPGAIN volume control:
* from -24 to 6 dB in 2 dB steps
*/
static DECLARE_TLV_DB_SCALE(ep_tlv, -2400, 200, 0);
/* Left analog microphone selection */
static const char *twl6040_amicl_texts[] =
{"Headset Mic", "Main Mic", "Aux/FM Left", "Off"};
......@@ -479,6 +485,9 @@ static const struct snd_kcontrol_new hfl_driver_switch_controls =
static const struct snd_kcontrol_new hfr_driver_switch_controls =
SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFRCTL, 4, 1, 0);
static const struct snd_kcontrol_new ep_driver_switch_controls =
SOC_DAPM_SINGLE("Switch", TWL6040_REG_EARCTL, 0, 1, 0);
static const struct snd_kcontrol_new twl6040_snd_controls[] = {
/* Capture gains */
SOC_DOUBLE_TLV("Capture Preamplifier Volume",
......@@ -491,7 +500,8 @@ static const struct snd_kcontrol_new twl6040_snd_controls[] = {
TWL6040_REG_HSGAIN, 0, 4, 0xF, 1, hs_tlv),
SOC_DOUBLE_R_TLV("Handsfree Playback Volume",
TWL6040_REG_HFLGAIN, TWL6040_REG_HFRGAIN, 0, 0x1D, 1, hf_tlv),
SOC_SINGLE_TLV("Earphone Playback Volume",
TWL6040_REG_EARCTL, 1, 0xF, 1, ep_tlv),
};
static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = {
......@@ -507,6 +517,7 @@ static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = {
SND_SOC_DAPM_OUTPUT("HSOR"),
SND_SOC_DAPM_OUTPUT("HFL"),
SND_SOC_DAPM_OUTPUT("HFR"),
SND_SOC_DAPM_OUTPUT("EP"),
/* Analog input muxes for the capture amplifiers */
SND_SOC_DAPM_MUX("Analog Left Capture Route",
......@@ -572,6 +583,10 @@ static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = {
SND_SOC_NOPM, 0, 0, &hfr_driver_switch_controls,
twl6040_power_mode_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SWITCH_E("Earphone Driver",
SND_SOC_NOPM, 0, 0, &ep_driver_switch_controls,
twl6040_power_mode_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
/* Analog playback PGAs */
SND_SOC_DAPM_PGA("HFDAC Left PGA",
......@@ -607,6 +622,10 @@ static const struct snd_soc_dapm_route intercon[] = {
{"HSOL", NULL, "Headset Left Driver"},
{"HSOR", NULL, "Headset Right Driver"},
/* Earphone playback path */
{"Earphone Driver", "Switch", "HSDAC Left"},
{"EP", NULL, "Earphone Driver"},
/* Handsfree playback path */
{"HFDAC Left Playback", "Switch", "HFDAC Left"},
{"HFDAC Right Playback", "Switch", "HFDAC Right"},
......
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