From 278982b50b28d654ff8cca0efb1ff6e835c6cc4c Mon Sep 17 00:00:00 2001 From: "oder_chiou@realtek.com" Date: Wed, 2 Aug 2017 16:01:27 +0800 Subject: [PATCH] ASoC: rt5663: Seprate the DC offset between headphone and headset The patch seprates the DC offset between headphone and headset. Signed-off-by: Oder Chiou Signed-off-by: Mark Brown --- .../devicetree/bindings/sound/rt5663.txt | 5 +- include/sound/rt5663.h | 2 + sound/soc/codecs/rt5663.c | 52 ++++++++++++++----- 3 files changed, 44 insertions(+), 15 deletions(-) diff --git a/Documentation/devicetree/bindings/sound/rt5663.txt b/Documentation/devicetree/bindings/sound/rt5663.txt index f7c7cc513ee8..ff381718c517 100644 --- a/Documentation/devicetree/bindings/sound/rt5663.txt +++ b/Documentation/devicetree/bindings/sound/rt5663.txt @@ -14,8 +14,11 @@ Optional properties: - "realtek,dc_offset_l_manual" - "realtek,dc_offset_r_manual" +- "realtek,dc_offset_l_manual_mic" +- "realtek,dc_offset_r_manual_mic" Based on the different PCB layout, add the manual offset value to - compensate the DC offset for each L and R channel. + compensate the DC offset for each L and R channel, and they are different + between headphone and headset. Pins on the device (for linking into audio routes) for RT5663: diff --git a/include/sound/rt5663.h b/include/sound/rt5663.h index be6f1b2d8fbd..7d00e5849706 100644 --- a/include/sound/rt5663.h +++ b/include/sound/rt5663.h @@ -14,6 +14,8 @@ struct rt5663_platform_data { unsigned int dc_offset_l_manual; unsigned int dc_offset_r_manual; + unsigned int dc_offset_l_manual_mic; + unsigned int dc_offset_r_manual_mic; }; #endif diff --git a/sound/soc/codecs/rt5663.c b/sound/soc/codecs/rt5663.c index c1f0a72c0133..be93231b0f58 100644 --- a/sound/soc/codecs/rt5663.c +++ b/sound/soc/codecs/rt5663.c @@ -1570,9 +1570,43 @@ static int rt5663_jack_detect(struct snd_soc_codec *codec, int jack_insert) case 2: rt5663->jack_type = SND_JACK_HEADSET; rt5663_enable_push_button_irq(codec, true); + + if (rt5663->pdata.dc_offset_l_manual_mic) { + regmap_write(rt5663->regmap, RT5663_MIC_DECRO_2, + rt5663->pdata.dc_offset_l_manual_mic >> + 16); + regmap_write(rt5663->regmap, RT5663_MIC_DECRO_3, + rt5663->pdata.dc_offset_l_manual_mic & + 0xffff); + } + + if (rt5663->pdata.dc_offset_r_manual_mic) { + regmap_write(rt5663->regmap, RT5663_MIC_DECRO_5, + rt5663->pdata.dc_offset_r_manual_mic >> + 16); + regmap_write(rt5663->regmap, RT5663_MIC_DECRO_6, + rt5663->pdata.dc_offset_r_manual_mic & + 0xffff); + } break; default: rt5663->jack_type = SND_JACK_HEADPHONE; + + if (rt5663->pdata.dc_offset_l_manual) { + regmap_write(rt5663->regmap, RT5663_MIC_DECRO_2, + rt5663->pdata.dc_offset_l_manual >> 16); + regmap_write(rt5663->regmap, RT5663_MIC_DECRO_3, + rt5663->pdata.dc_offset_l_manual & + 0xffff); + } + + if (rt5663->pdata.dc_offset_r_manual) { + regmap_write(rt5663->regmap, RT5663_MIC_DECRO_5, + rt5663->pdata.dc_offset_r_manual >> 16); + regmap_write(rt5663->regmap, RT5663_MIC_DECRO_6, + rt5663->pdata.dc_offset_r_manual & + 0xffff); + } break; } } else { @@ -3133,6 +3167,10 @@ static int rt5663_parse_dp(struct rt5663_priv *rt5663, struct device *dev) &rt5663->pdata.dc_offset_l_manual); device_property_read_u32(dev, "realtek,dc_offset_r_manual", &rt5663->pdata.dc_offset_r_manual); + device_property_read_u32(dev, "realtek,dc_offset_l_manual_mic", + &rt5663->pdata.dc_offset_l_manual_mic); + device_property_read_u32(dev, "realtek,dc_offset_r_manual_mic", + &rt5663->pdata.dc_offset_r_manual_mic); return 0; } @@ -3221,20 +3259,6 @@ static int rt5663_i2c_probe(struct i2c_client *i2c, dev_err(&i2c->dev, "%s:Unknown codec type\n", __func__); } - if (rt5663->pdata.dc_offset_l_manual) { - regmap_write(rt5663->regmap, RT5663_MIC_DECRO_2, - rt5663->pdata.dc_offset_l_manual >> 16); - regmap_write(rt5663->regmap, RT5663_MIC_DECRO_3, - rt5663->pdata.dc_offset_l_manual & 0xffff); - } - - if (rt5663->pdata.dc_offset_r_manual) { - regmap_write(rt5663->regmap, RT5663_MIC_DECRO_5, - rt5663->pdata.dc_offset_r_manual >> 16); - regmap_write(rt5663->regmap, RT5663_MIC_DECRO_6, - rt5663->pdata.dc_offset_r_manual & 0xffff); - } - /* GPIO1 as IRQ */ regmap_update_bits(rt5663->regmap, RT5663_GPIO_1, RT5663_GP1_PIN_MASK, RT5663_GP1_PIN_IRQ); -- 2.20.1