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[209.85.215.48]) by mx.google.com with ESMTPS id z5si5135412lal.63.2014.11.30.22.52.54 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sun, 30 Nov 2014 22:52:54 -0800 (PST) Received-SPF: pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.215.48 as permitted sender) client-ip=209.85.215.48; Received: by mail-la0-f48.google.com with SMTP id s18so8054936lam.7 for ; Sun, 30 Nov 2014 22:52:54 -0800 (PST) X-Received: by 10.112.138.137 with SMTP id qq9mr54934540lbb.80.1417416773958; Sun, 30 Nov 2014 22:52:53 -0800 (PST) X-Forwarded-To: patchwork-forward@linaro.org X-Forwarded-For: patch@linaro.org patchwork-forward@linaro.org Delivered-To: patches@linaro.org Received: by 10.112.184.201 with SMTP id ew9csp236489lbc; Sun, 30 Nov 2014 22:52:52 -0800 (PST) X-Received: by 10.70.102.77 with SMTP id fm13mr44578886pdb.96.1417416761551; Sun, 30 Nov 2014 22:52:41 -0800 (PST) Received: from Kraken ([124.219.7.128]) by mx.google.com with ESMTP id v8si651913pdq.121.2014.11.30.22.52.39 for ; Sun, 30 Nov 2014 22:52:41 -0800 (PST) Received-SPF: temperror (google.com: error in processing during lookup of xavier@kraken: DNS timeout) client-ip=124.219.7.128; Received: by Kraken (Postfix, from userid 1011) id D30D36A2A52; Mon, 1 Dec 2014 14:52:15 +0800 (CST) From: Xavier Hsu To: alsa-devel@alsa-project.org, patches@opensource.wolfsonmicro.com, patches@linaro.org Cc: lars@metafoo.de, ckeepax@opensource.wolfsonmicro.com, Xavier Hsu , Andy Green Subject: [PATCHv6 9/9] ASOC: wm8971: add WM8973 support to WM8971 Date: Mon, 1 Dec 2014 14:52:01 +0800 Message-Id: <1417416721-17271-9-git-send-email-xavier.hsu@linaro.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1417416721-17271-1-git-send-email-xavier.hsu@linaro.org> References: <1417416721-17271-1-git-send-email-xavier.hsu@linaro.org> X-Removed-Original-Auth: Dkim didn't pass. X-Original-Sender: xavier.hsu@linaro.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.215.48 as permitted sender) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Precedence: list Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org List-ID: X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , This patch adds support for the wm8973 codec. Signed-off-by: Xavier Hsu Signed-off-by: Andy Green --- Documentation/devicetree/bindings/sound/wm8971.txt | 42 +++ sound/soc/codecs/wm8971.c | 330 ++++++++++++++++---- sound/soc/codecs/wm8971.h | 1 + 3 files changed, 315 insertions(+), 58 deletions(-) create mode 100644 Documentation/devicetree/bindings/sound/wm8971.txt diff --git a/Documentation/devicetree/bindings/sound/wm8971.txt b/Documentation/devicetree/bindings/sound/wm8971.txt new file mode 100644 index 0000000..5dc4010 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/wm8971.txt @@ -0,0 +1,42 @@ +WM8971 and WM8973 audio CODEC + +These devices support both I2C and SPI (configured with pin strapping +on the board). + +Required properties: + + - compatible : "wlf,wm8971". + "wlf,wm8973". + + - reg : the I2C address of the device for I2C, the chip select + number for SPI. + +Optional properties: + + - mclk-div : Setting the CLKDIV2 bit for dividing MCLK. + mclk-div = <0> (Not divide & Default). + mclk-div = <1> (Divide by 2). + + - analogue-bias : Analogue Bias optimization + analogue-bias = <0> (AVDD 1.8V) + analogue-bias = <1> (AVDD 2.5V) + analogue-bias = <2> (AVDD 3.3V & Default) + + - headphone-en : This is a boolean property. If present, the HPSWEN bit + of R24 (Additional control 2) gets set, indicating that the Headphone + Switch is enabled. + + - headphone-pol : This is a boolean property. If present, the HPSWPOL bit + of R24 (Additional control 2) gets set, indicating that the HPDETECT + high represents speaker otherwise represents headphone. + +Example: + +codec: wm8973@1a { + compatible = "wlf,wm8973"; + reg = <0x1a>; + mclk-div = <1>; + analogue-bias = <0>; + headphone-en; + headphone-pol; +}; diff --git a/sound/soc/codecs/wm8971.c b/sound/soc/codecs/wm8971.c index b2641a6..1be0280 100755 --- a/sound/soc/codecs/wm8971.c +++ b/sound/soc/codecs/wm8971.c @@ -7,7 +7,7 @@ * * Based on wm8753.c by Liam Girdwood * - * WM8971 Improve Copyright (C) 2014 Linaro, Ltd + * WM8971 Improve & WM8973 Support Copyright (C) 2014 Linaro, Ltd * Author: Xavier Hsu * Andy Green * @@ -34,19 +34,29 @@ #include "wm8971.h" +enum variant { + VARIANT_WM8971, + VARIANT_WM8973 +}; + #define WM8971_REG_COUNT 43 /* codec private data */ struct wm8971_priv { struct regmap *regmap; + enum variant variant; /* MCLK */ unsigned int sysclk; struct snd_pcm_hw_constraint_list *sysclk_constraints; - /* De-emphasis */ struct mutex deemph_mutex; int playback_fs; bool deemph; + /* From DT */ + int mclk_div; + int analogue_bias; + bool headphone_en; + bool headphone_pol; }; /* @@ -102,7 +112,7 @@ static const struct reg_default wm8971_reg_defaults[] = { #define wm8971_reset(c) snd_soc_write(c, WM8971_RESET, 0) -/* WM8971 Controls */ +/* WM8971 / 3 Controls */ static const char const *wm8971_bass[] = {"Linear Control", "Adaptive Boost"}; static const char const *wm8971_bass_filter[] = {"130Hz @ 48kHz", "200Hz @ 48kHz"}; @@ -114,19 +124,33 @@ static const char const *wm8971_ng_type[] = {"Constant PGA Gain", static const char const *wm8971_mono_mux[] = {"Stereo", "Mono (Left)", "Mono (Right)", "Digital Mono"}; static const char const *wm8971_dac_phase[] = {"Non Inverted", "Inverted"}; -static const char const *wm8971_lline_mux[] = {"Line", "NC", "NC", - "PGA", "Differential"}; -static const char const *wm8971_rline_mux[] = {"Line", "Mic", "NC", - "PGA", "Differential"}; -static const char const *wm8971_lpga_sel[] = {"Line", "NC", "NC", - "Differential"}; -static const char const *wm8971_rpga_sel[] = {"Line", "Mic", "NC", - "Differential"}; static const char const *wm8971_adcpol[] = {"Normal", "L Invert", "R Invert", "L + R Invert"}; static const char const *wm8971_deemp[] = {"None", "32kHz", "44.1kHz", "48kHz"}; +/* WM8971-only*/ +static const char const *wm8971_lline_mux[] = {"Line 1", "NC", "NC", + "PGA", "Differential"}; +static const char const *wm8971_rline_mux[] = {"Line 1", "Mic", "NC", + "PGA", "Differential"}; +static const char const *wm8971_lpga_sel[] = {"Line 1", "NC", "NC", + "Differential"}; +static const char const *wm8971_rpga_sel[] = {"Line 1", "Mic", "NC", + "Differential"}; + +/* WM8973-only*/ +static const char const *wm8973_line_mux[] = {"Line 1", "Line 2", "Line 3", + "PGA", "Differential"}; +static const char const *wm8973_pga_sel[] = {"Line 1", "Line 2", "Line 3", + "Differential"}; +static const char const *wm8973_out3[] = {"VREF", "ROUT1 + Vol", "MonoOut", + "ROUT1"}; +static const char const *wm8973_diff_sel[] = {"Line 1", "Line 2"}; +static const char const *wm8973_3d_lc[] = { "200Hz", "500Hz" }; +static const char const *wm8973_3d_uc[] = { "2.2kHz", "1.5kHz" }; +static const char const *wm8973_3d_func[] = {"Capture", "Playback"}; + static int wm8971_set_deemph(struct snd_soc_codec *codec) { struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec); @@ -185,6 +209,7 @@ static int wm8971_put_deemph(struct snd_kcontrol *kcontrol, return ret; } +/* WM8971 / 3 Controls */ static const SOC_ENUM_SINGLE_DECL(bass_boost, WM8971_BASS, 7, wm8971_bass); static const SOC_ENUM_SINGLE_DECL(bass_filter, WM8971_BASS, 6, wm8971_bass_filter); @@ -198,17 +223,39 @@ static const SOC_ENUM_SINGLE_DECL(dac_mono_mix, WM8971_ADCTL1, 4, wm8971_mono_mux); static const SOC_ENUM_SINGLE_DECL(dac_phase_inv, WM8971_ADCTL1, 1, wm8971_dac_phase); -static const SOC_ENUM_SINGLE_DECL(left_line, WM8971_LOUTM1, - 0, wm8971_lline_mux); -static const SOC_ENUM_SINGLE_DECL(right_line, WM8971_ROUTM1, - 0, wm8971_rline_mux); -static const SOC_ENUM_SINGLE_DECL(left_pga, WM8971_LADCIN, 6, wm8971_lpga_sel); -static const SOC_ENUM_SINGLE_DECL(right_pga, WM8971_RADCIN, - 6, wm8971_rpga_sel); static const SOC_ENUM_SINGLE_DECL(capture_polarity, WM8971_ADCDAC, 5, wm8971_adcpol); static const SOC_ENUM_SINGLE_DECL(monomux, WM8971_ADCIN, 6, wm8971_mono_mux); +/* WM8971-only */ +static const SOC_ENUM_SINGLE_DECL(wm8971_left_line, WM8971_LOUTM1, + 0, wm8971_lline_mux); +static const SOC_ENUM_SINGLE_DECL(wm8971_right_line, WM8971_ROUTM1, + 0, wm8971_rline_mux); +static const SOC_ENUM_SINGLE_DECL(wm8971_left_pga, WM8971_LADCIN, + 6, wm8971_lpga_sel); +static const SOC_ENUM_SINGLE_DECL(wm8971_right_pga, WM8971_RADCIN, + 6, wm8971_rpga_sel); + +/* WM8973-only */ +static const SOC_ENUM_SINGLE_DECL(wm8973_left_line, WM8971_LOUTM1, + 0, wm8973_line_mux); +static const SOC_ENUM_SINGLE_DECL(wm8973_right_line, WM8971_ROUTM1, + 0, wm8973_line_mux); +static const SOC_ENUM_SINGLE_DECL(wm8973_left_pga, WM8971_LADCIN, + 6, wm8973_pga_sel); +static const SOC_ENUM_SINGLE_DECL(wm8973_right_pga, WM8971_RADCIN, + 6, wm8973_pga_sel); +static const SOC_ENUM_SINGLE_DECL(wm8973_out3_control, WM8971_ADCTL2, + 7, wm8973_out3); +static const SOC_ENUM_SINGLE_DECL(wm8973_diffmux, WM8971_ADCIN, + 8, wm8973_diff_sel); +static const SOC_ENUM_SINGLE_DECL(wm8973_lower_cutoff, WM8973_3D, + 5, wm8973_3d_lc); +static const SOC_ENUM_SINGLE_DECL(wm8973_upper_cutoff, WM8973_3D, + 6, wm8973_3d_uc); +static const SOC_ENUM_SINGLE_DECL(wm8973_mode, WM8973_3D, 7, wm8973_3d_func); + static const DECLARE_TLV_DB_SCALE(in_vol, -1725, 75, 0); static const DECLARE_TLV_DB_SCALE(out_vol, -6700, 91, 0); static const DECLARE_TLV_DB_SCALE(attenuate_6db, -600, 600, 0); @@ -287,6 +334,17 @@ static const struct snd_kcontrol_new wm8971_snd_controls[] = { SOC_DOUBLE_R_TLV("ADC Volume", WM8971_LADC, WM8971_RADC, 0, 255, 0, adc_vol), + SOC_SINGLE("Right Speaker Playback Invert Switch", WM8971_ADCTL2, + 4, 1, 0), +}; + +static const struct snd_kcontrol_new wm8973_snd_controls[] = { + /* 3D Control */ + SOC_SINGLE("3D Switch", WM8973_3D, 0, 1, 0), + SOC_SINGLE("3D Volume", WM8973_3D, 1, 15, 0), + SOC_ENUM("3D Lower Cut-off", wm8973_lower_cutoff), + SOC_ENUM("3D Upper Cut-off", wm8973_upper_cutoff), + SOC_ENUM("3D Mode", wm8973_mode), }; /* @@ -319,25 +377,41 @@ SOC_DAPM_SINGLE("Right Bypass Switch", WM8971_MOUTM2, 7, 1, 0), /* Left Line Mux */ static const struct snd_kcontrol_new wm8971_left_line_controls = -SOC_DAPM_ENUM("Route", left_line); +SOC_DAPM_ENUM("Route", wm8971_left_line); +static const struct snd_kcontrol_new wm8973_left_line_controls = +SOC_DAPM_ENUM("Route", wm8973_left_line); /* Right Line Mux */ static const struct snd_kcontrol_new wm8971_right_line_controls = -SOC_DAPM_ENUM("Route", right_line); +SOC_DAPM_ENUM("Route", wm8971_right_line); +static const struct snd_kcontrol_new wm8973_right_line_controls = +SOC_DAPM_ENUM("Route", wm8973_right_line); /* Left PGA Mux */ static const struct snd_kcontrol_new wm8971_left_pga_controls = -SOC_DAPM_ENUM("Route", left_pga); +SOC_DAPM_ENUM("Route", wm8971_left_pga); +static const struct snd_kcontrol_new wm8973_left_pga_controls = +SOC_DAPM_ENUM("Route", wm8973_left_pga); /* Right PGA Mux */ static const struct snd_kcontrol_new wm8971_right_pga_controls = -SOC_DAPM_ENUM("Route", right_pga); +SOC_DAPM_ENUM("Route", wm8971_right_pga); +static const struct snd_kcontrol_new wm8973_right_pga_controls = +SOC_DAPM_ENUM("Route", wm8973_right_pga); + +/* Out 3 Mux */ +static const struct snd_kcontrol_new wm8973_out3_controls = +SOC_DAPM_ENUM("Route", wm8973_out3_control); + +/* Differential Mux */ +static const struct snd_kcontrol_new wm8973_diffmux_controls = +SOC_DAPM_ENUM("Route", wm8973_diffmux); /* Mono ADC Mux */ static const struct snd_kcontrol_new wm8971_monomux_controls = SOC_DAPM_ENUM("Route", monomux); -static const struct snd_soc_dapm_widget wm8971_dapm_widgets[] = { +static const struct snd_soc_dapm_widget wm897x_dapm_widgets[] = { SND_SOC_DAPM_MIXER("Left Mixer", SND_SOC_NOPM, 0, 0, &wm8971_left_mixer_controls[0], ARRAY_SIZE(wm8971_left_mixer_controls)), @@ -360,15 +434,6 @@ static const struct snd_soc_dapm_widget wm8971_dapm_widgets[] = { SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8971_PWR1, 2, 0), SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8971_PWR1, 3, 0), - SND_SOC_DAPM_MUX("Left PGA Mux", WM8971_PWR1, 5, 0, - &wm8971_left_pga_controls), - SND_SOC_DAPM_MUX("Right PGA Mux", WM8971_PWR1, 4, 0, - &wm8971_right_pga_controls), - SND_SOC_DAPM_MUX("Left Line Mux", SND_SOC_NOPM, 0, 0, - &wm8971_left_line_controls), - SND_SOC_DAPM_MUX("Right Line Mux", SND_SOC_NOPM, 0, 0, - &wm8971_right_line_controls), - SND_SOC_DAPM_MUX("Left ADC Mux", SND_SOC_NOPM, 0, 0, &wm8971_monomux_controls), SND_SOC_DAPM_MUX("Right ADC Mux", SND_SOC_NOPM, 0, 0, @@ -385,6 +450,41 @@ static const struct snd_soc_dapm_widget wm8971_dapm_widgets[] = { SND_SOC_DAPM_INPUT("MIC"), }; +static const struct snd_soc_dapm_widget wm8971_dapm_widgets[] = { + SND_SOC_DAPM_MUX("Left Line Mux", SND_SOC_NOPM, 0, 0, + &wm8971_left_line_controls), + SND_SOC_DAPM_MUX("Right Line Mux", SND_SOC_NOPM, 0, 0, + &wm8971_right_line_controls), + SND_SOC_DAPM_MUX("Left PGA Mux", WM8971_PWR1, 5, 0, + &wm8971_left_pga_controls), + SND_SOC_DAPM_MUX("Right PGA Mux", WM8971_PWR1, 4, 0, + &wm8971_right_pga_controls), +}; + +static const struct snd_soc_dapm_widget wm8973_dapm_widgets[] = { + SND_SOC_DAPM_MUX("Left Line Mux", SND_SOC_NOPM, 0, 0, + &wm8973_left_line_controls), + SND_SOC_DAPM_MUX("Right Line Mux", SND_SOC_NOPM, 0, 0, + &wm8973_right_line_controls), + SND_SOC_DAPM_MUX("Right PGA Mux", WM8971_PWR1, 4, 0, + &wm8973_right_pga_controls), + SND_SOC_DAPM_MUX("Left PGA Mux", WM8971_PWR1, 5, 0, + &wm8973_left_pga_controls), + SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0, + &wm8973_out3_controls), + SND_SOC_DAPM_PGA("Out 3", WM8971_PWR2, 1, 0, NULL, 0), + SND_SOC_DAPM_MUX("Differential Mux", SND_SOC_NOPM, 0, 0, + &wm8973_diffmux_controls), + + SND_SOC_DAPM_OUTPUT("OUT3"), + SND_SOC_DAPM_OUTPUT("VREF"), + + SND_SOC_DAPM_INPUT("LINPUT2"), + SND_SOC_DAPM_INPUT("LINPUT3"), + SND_SOC_DAPM_INPUT("RINPUT2"), + SND_SOC_DAPM_INPUT("RINPUT3"), +}; + static const struct snd_soc_dapm_route wm8971_dapm_routes[] = { /* left mixer */ {"Left Mixer", "Playback Switch", "Left DAC"}, @@ -425,27 +525,27 @@ static const struct snd_soc_dapm_route wm8971_dapm_routes[] = { {"MONO1", NULL, "Mono Out"}, /* Left Line Mux */ - {"Left Line Mux", "Line", "LINPUT1"}, + {"Left Line Mux", "Line 1", "LINPUT1"}, {"Left Line Mux", "PGA", "Left PGA Mux"}, {"Left Line Mux", "Differential", "Differential Mux"}, /* Right Line Mux */ - {"Right Line Mux", "Line", "RINPUT1"}, + {"Right Line Mux", "Line 1", "RINPUT1"}, {"Right Line Mux", "Mic", "MIC"}, {"Right Line Mux", "PGA", "Right PGA Mux"}, {"Right Line Mux", "Differential", "Differential Mux"}, /* Left PGA Mux */ - {"Left PGA Mux", "Line", "LINPUT1"}, + {"Left PGA Mux", "Line 1", "LINPUT1"}, {"Left PGA Mux", "Differential", "Differential Mux"}, /* Right PGA Mux */ - {"Right PGA Mux", "Line", "RINPUT1"}, + {"Right PGA Mux", "Line 1", "RINPUT1"}, {"Right PGA Mux", "Differential", "Differential Mux"}, /* Differential Mux */ - {"Differential Mux", "Line", "LINPUT1"}, - {"Differential Mux", "Line", "RINPUT1"}, + {"Differential Mux", "Line 1", "LINPUT1"}, + {"Differential Mux", "Line 1", "RINPUT1"}, /* Left ADC Mux */ {"Left ADC Mux", "Stereo", "Left PGA Mux"}, @@ -462,6 +562,49 @@ static const struct snd_soc_dapm_route wm8971_dapm_routes[] = { {"Right ADC", NULL, "Right ADC Mux"}, }; +static const struct snd_soc_dapm_route wm8973_dapm_routes[] = { + {"Out3 Mux", "VREF", "VREF"}, + {"Out3 Mux", "ROUT1 + Vol", "ROUT1"}, + {"Out3 Mux", "ROUT1", "Right Mixer"}, + {"Out3 Mux", "MonoOut", "MONO1"}, + {"Out 3", NULL, "Out3 Mux"}, + {"OUT3", NULL, "Out 3"}, + + {"Left Line Mux", "Line 2", "LINPUT2"}, + {"Left Line Mux", "Line 3", "LINPUT3"}, + + {"Right Line Mux", "Line 2", "RINPUT2"}, + {"Right Line Mux", "Line 3", "RINPUT3"}, + + {"Left PGA Mux", "Line 2", "LINPUT2"}, + {"Left PGA Mux", "Line 3", "LINPUT3"}, + + {"Right PGA Mux", "Line 2", "RINPUT2"}, + {"Right PGA Mux", "Line 3", "RINPUT3"}, + + {"Differential Mux", "Line 2", "LINPUT2"}, + {"Differential Mux", "Line 2", "RINPUT2"}, +}; + +static int wm897x_add_controls(struct snd_soc_codec *codec) +{ + struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec); + struct snd_soc_dapm_context *dapm = &codec->dapm; + + if (wm8971->variant) { + snd_soc_add_codec_controls(codec, wm8973_snd_controls, + ARRAY_SIZE(wm8973_snd_controls)); + snd_soc_dapm_new_controls(dapm, wm8973_dapm_widgets, + ARRAY_SIZE(wm8973_dapm_widgets)); + snd_soc_dapm_add_routes(dapm, wm8973_dapm_routes, + ARRAY_SIZE(wm8973_dapm_routes)); + } else + snd_soc_dapm_new_controls(dapm, wm8971_dapm_widgets, + ARRAY_SIZE(wm8971_dapm_widgets)); + + return 0; +} + struct _coeff_div { u32 mclk; u32 rate; @@ -723,12 +866,15 @@ static int wm8971_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec); + static const u16 micbias[] = {0x00c1, 0x00c2}; + u16 pwr_reg = snd_soc_read(codec, WM8971_PWR1) & 0xfe3e; switch (level) { case SND_SOC_BIAS_ON: /* set vmid to 50k and unmute dac */ - snd_soc_write(codec, WM8971_PWR1, pwr_reg | 0x00c1); + snd_soc_write(codec, WM8971_PWR1, + pwr_reg | micbias[wm8971->variant]); break; case SND_SOC_BIAS_PREPARE: break; @@ -763,21 +909,28 @@ static const struct snd_soc_dai_ops wm8971_dai_ops = { .set_sysclk = wm8971_set_dai_sysclk, }; -static struct snd_soc_dai_driver wm8971_dai = { - .name = "wm8971-hifi", - .playback = { - .stream_name = "Playback", - .channels_min = 1, - .channels_max = 2, - .rates = WM8971_RATES, - .formats = WM8971_FORMATS,}, - .capture = { - .stream_name = "Capture", - .channels_min = 1, - .channels_max = 2, - .rates = WM8971_RATES, - .formats = WM8971_FORMATS,}, - .ops = &wm8971_dai_ops, +static struct snd_soc_dai_driver wm8971_dai[] = { + { + .name = "wm8971-hifi-playback", + .playback = { + .stream_name = "Playback", + .channels_min = 1, + .channels_max = 2, + .rates = WM8971_RATES, + .formats = WM8971_FORMATS, + }, + .ops = &wm8971_dai_ops, + }, { + .name = "wm8971-hifi-capture", + .capture = { + .stream_name = "Capture", + .channels_min = 1, + .channels_max = 2, + .rates = WM8971_RATES, + .formats = WM8971_FORMATS, + }, + .ops = &wm8971_dai_ops, + }, }; static int wm8971_suspend(struct snd_soc_codec *codec) @@ -806,11 +959,59 @@ static int wm8971_resume(struct snd_soc_codec *codec) static int wm8971_probe(struct snd_soc_codec *codec) { + struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec); + const u32 *p; int ret = 0; u16 reg; wm8971_reset(codec); + /* Master Clock Divide by 2 (0 = not div, 1 = div by 2) */ + if (codec->dev->of_node) { + p = of_get_property(codec->dev->of_node, "mclk-div", NULL); + if (p) + wm8971->mclk_div = be32_to_cpu(*p); + } + + if (wm8971->mclk_div) + snd_soc_update_bits(codec, WM8971_SRATE, 0x0040, 0x0040); + + /* Analouge Bias (0 = 1.8V, 1 = 2.5V, 2 = 3.3V) */ + if (codec->dev->of_node) { + p = of_get_property(codec->dev->of_node, "anglouge-bias", NULL); + if (p) + wm8971->analogue_bias = be32_to_cpu(*p); + } + + switch (wm8971->analogue_bias) { + case 0: + snd_soc_update_bits(codec, WM8971_ADCTL1, 0x00c0, 0x0000); + break; + case 1: + snd_soc_update_bits(codec, WM8971_ADCTL1, 0x00c0, 0x0040); + case 2: + /* Default */ + break; + default: + pr_err("The value is invalid [%d]\n", wm8971->analogue_bias); + } + + /* Headphone Switch (0 = disabled, 1 = enabled) */ + if (codec->dev->of_node) + if (of_property_read_bool(codec->dev->of_node, "headphone-en")) + wm8971->headphone_en = true; + if (wm8971->headphone_en) + snd_soc_update_bits(codec, WM8971_ADCTL2, 0x0040, 0x0040); + + /* Headphone Polarity (0 = HPDETECT high represent headphone, + * 1 = HPDETECT high represent speaker) + */ + if (codec->dev->of_node) + if (of_property_read_bool(codec->dev->of_node, "headphone-pol")) + wm8971->headphone_pol = true; + if (wm8971->headphone_pol) + snd_soc_update_bits(codec, WM8971_ADCTL2, 0x0020, 0x0020); + /* charge output caps - set vmid to 5k for quick power up */ reg = snd_soc_read(codec, WM8971_PWR1) & 0xfe3e; snd_soc_write(codec, WM8971_PWR1, reg | 0x01c0); @@ -828,6 +1029,8 @@ static int wm8971_probe(struct snd_soc_codec *codec) snd_soc_update_bits(codec, WM8971_LINVOL, 0x0100, 0x0100); snd_soc_update_bits(codec, WM8971_RINVOL, 0x0100, 0x0100); + wm897x_add_controls(codec); + return ret; } @@ -848,8 +1051,8 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8971 = { .controls = wm8971_snd_controls, .num_controls = ARRAY_SIZE(wm8971_snd_controls), - .dapm_widgets = wm8971_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(wm8971_dapm_widgets), + .dapm_widgets = wm897x_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(wm897x_dapm_widgets), .dapm_routes = wm8971_dapm_routes, .num_dapm_routes = ARRAY_SIZE(wm8971_dapm_routes), }; @@ -876,6 +1079,7 @@ static int wm8971_i2c_probe(struct i2c_client *i2c, return -ENOMEM; mutex_init(&wm8971->deemph_mutex); + wm8971->variant = (int)id->driver_data; wm8971->regmap = devm_regmap_init_i2c(i2c, &wm8971_regmap); if (IS_ERR(wm8971->regmap)) @@ -884,7 +1088,7 @@ static int wm8971_i2c_probe(struct i2c_client *i2c, i2c_set_clientdata(i2c, wm8971); ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_wm8971, - &wm8971_dai, 1); + wm8971_dai, ARRAY_SIZE(wm8971_dai)); return ret; } @@ -896,15 +1100,23 @@ static int wm8971_i2c_remove(struct i2c_client *client) } static const struct i2c_device_id wm8971_i2c_id[] = { - { "wm8971", 0 }, + { "wm8971", VARIANT_WM8971 }, + { "wm8973", VARIANT_WM8973 }, { } }; MODULE_DEVICE_TABLE(i2c, wm8971_i2c_id); +static const struct of_device_id wm897x_dt_ids[] = { + { .compatible = "wlf,wm8971" }, + { .compatible = "wlf,wm8973" }, + { /* sentinel */ } +}; + static struct i2c_driver wm8971_i2c_driver = { .driver = { .name = "wm8971", .owner = THIS_MODULE, + .of_match_table = wm897x_dt_ids, }, .probe = wm8971_i2c_probe, .remove = wm8971_i2c_remove, @@ -916,3 +1128,5 @@ module_i2c_driver(wm8971_i2c_driver); MODULE_DESCRIPTION("ASoC WM8971 driver"); MODULE_AUTHOR("Lab126"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("*wm8971*"); +MODULE_ALIAS("*wm8973*"); diff --git a/sound/soc/codecs/wm8971.h b/sound/soc/codecs/wm8971.h index dc38e21..161dae7 100644 --- a/sound/soc/codecs/wm8971.h +++ b/sound/soc/codecs/wm8971.h @@ -27,6 +27,7 @@ #define WM8971_BASS 0x0c #define WM8971_TREBLE 0x0d #define WM8971_RESET 0x0f +#define WM8973_3D 0x10 #define WM8971_ALC1 0x11 #define WM8971_ALC2 0x12 #define WM8971_ALC3 0x13