[PATCHv3,9/9] ASOC add WM8973 support to WM8971

Message ID	1409628648-13732-9-git-send-email-xavier.hsu@linaro.org
State	New
Headers	show Return-Path: <patchwork-forward+bncBDK6PL476ULRB47TSSQAKGQEUY4F3OY@linaro.org> MIME-Version: 1.0 Received-SPF: pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.220.181 as permitted sender) client-ip=209.85.220.181; Received-SPF: none (google.com: xavier@kraken does not designate permitted sender hosts) client-ip=124.219.7.128; From: Xavier Hsu <xavier.hsu@linaro.org> To: alsa-devel@alsa-project.org, patches@opensource.wolfsonmicro.com, patches@linaro.org Cc: lars@metafoo.de, ckeepax@opensource.wolfsonmicro.com, Xavier Hsu <xavier.hsu@linaro.org>, Andy Green <andy.green@linaro.org> Subject: [PATCHv3 9/9] ASOC add WM8973 support to WM8971 Date: Tue, 2 Sep 2014 11:30:48 +0800 Message-Id: <1409628648-13732-9-git-send-email-xavier.hsu@linaro.org> In-Reply-To: <1409628648-13732-1-git-send-email-xavier.hsu@linaro.org> References: <1409628648-13732-1-git-send-email-xavier.hsu@linaro.org> Precedence: list Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org

diff --git a/Documentation/devicetree/bindings/sound/wm8971.txt b/Documentation/devicetree/bindings/sound/wm8971.txt new file mode 100644 index 0000000..7313dd1 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/wm8971.txt @@ -0,0 +1,26 @@ +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> (Default & not divide). + mclk-div = <1> (Divide by 2). + +Example: + +codec: wm8973@1a { + compatible = "wlf,wm8973"; + reg = <0x1a>; + mclk-div = <1>; +}; diff --git a/sound/soc/codecs/wm8971.c b/sound/soc/codecs/wm8971.c index 6d34565..2893fc6 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 <xavier.hsu@linaro.org> * Andy Green <andy.green@linaro.org> * @@ -34,15 +34,27 @@ #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; unsigned int sysclk; struct snd_pcm_hw_constraint_list *sysclk_constraints; int playback_fs; bool deemph; + int mclk_div; +}; + +static const u16 charge[][2] = { + [VARIANT_WM8971] = { 0xfe3e, 0x01c0 }, + [VARIANT_WM8973] = { 0x003e, 0x01f0 }, }; /* @@ -98,7 +110,7 @@ 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"}; @@ -110,19 +122,33 @@ 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); @@ -182,6 +208,7 @@ 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); @@ -195,17 +222,39 @@ 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); @@ -292,6 +341,15 @@ static const struct snd_kcontrol_new wm8971_snd_controls[] = { SOC_SINGLE("Headphone Switch EN", WM8971_ADCTL2, 6, 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), +}; + /* * DAPM Controls */ @@ -322,25 +380,41 @@ 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)), @@ -363,15 +437,6 @@ 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, @@ -388,6 +453,41 @@ 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"}, @@ -428,27 +528,27 @@ 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"}, @@ -465,6 +565,62 @@ 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; + + snd_soc_add_codec_controls(codec, wm8971_snd_controls, + ARRAY_SIZE(wm8971_snd_controls)); + + if (wm8971->variant) + snd_soc_add_codec_controls(codec, wm8973_snd_controls, + ARRAY_SIZE(wm8973_snd_controls)); + + snd_soc_dapm_new_controls(dapm, wm897x_dapm_widgets, + ARRAY_SIZE(wm897x_dapm_widgets)); + + if (wm8971->variant) + snd_soc_dapm_new_controls(dapm, wm8973_dapm_widgets, + ARRAY_SIZE(wm8973_dapm_widgets)); + else + snd_soc_dapm_new_controls(dapm, wm8971_dapm_widgets, + ARRAY_SIZE(wm8971_dapm_widgets)); + + snd_soc_dapm_add_routes(dapm, wm8971_dapm_routes, + ARRAY_SIZE(wm8971_dapm_routes)); + + if (wm8971->variant) + snd_soc_dapm_add_routes(dapm, wm8973_dapm_routes, + ARRAY_SIZE(wm8973_dapm_routes)); + + return 0; +} + struct _coeff_div { u32 mclk; u32 rate; @@ -724,12 +880,18 @@ 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); - u16 pwr_reg = snd_soc_read(codec, WM8971_PWR1) & 0xfe3e; + static const u16 mask[][2] = { + [VARIANT_WM8971] = { 0x00c1, 0x0140 }, + [VARIANT_WM8973] = { 0x00c2, 0x0141 }, + }; + u16 pwr_reg = snd_soc_read(codec, WM8971_PWR1) + & charge[wm8971->variant][0]; 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 | mask[wm8971->variant][0]); break; case SND_SOC_BIAS_PREPARE: break; @@ -738,7 +900,8 @@ static int wm8971_set_bias_level(struct snd_soc_codec *codec, regcache_sync(wm8971->regmap); /* mute dac and set vmid to 500k, enable VREF */ - snd_soc_write(codec, WM8971_PWR1, pwr_reg | 0x0140); + snd_soc_write(codec, WM8971_PWR1, + pwr_reg | mask[wm8971->variant][1]); break; case SND_SOC_BIAS_OFF: snd_soc_write(codec, WM8971_PWR1, 0x0001); @@ -763,21 +926,28 @@ 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) @@ -792,14 +962,17 @@ static int wm8971_suspend(struct snd_soc_codec *codec) static int wm8971_resume(struct snd_soc_codec *codec) { + struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec); u16 reg; wm8971_set_bias_level(codec, SND_SOC_BIAS_STANDBY); /* charge wm8971 caps */ if (codec->dapm.suspend_bias_level == SND_SOC_BIAS_ON) { - reg = snd_soc_read(codec, WM8971_PWR1) & 0xfe3e; - snd_soc_write(codec, WM8971_PWR1, reg | 0x01c0); + reg = snd_soc_read(codec, WM8971_PWR1) + & charge[wm8971->variant][0]; + snd_soc_write(codec, WM8971_PWR1, + reg | charge[wm8971->variant][1]); codec->dapm.bias_level = SND_SOC_BIAS_ON; msleep(100); } @@ -810,16 +983,25 @@ 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; codec->control_data = wm8971->regmap; wm8971_reset(codec); + 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); + } + /* Master Clock Divide by 2 (0 = not div, 1 = div by 2) */ + if (wm8971->mclk_div) + snd_soc_update_bits(codec, WM8971_SRATE, 0x0040, 0x0040); /* 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); + reg = snd_soc_read(codec, WM8971_PWR1) & charge[wm8971->variant][0]; + snd_soc_write(codec, WM8971_PWR1, reg | charge[wm8971->variant][1]); codec->dapm.bias_level = SND_SOC_BIAS_STANDBY; msleep(100); @@ -833,6 +1015,8 @@ 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; } @@ -841,7 +1025,6 @@ static int wm8971_probe(struct snd_soc_codec *codec) static int wm8971_remove(struct snd_soc_codec *codec) { wm8971_set_bias_level(codec, SND_SOC_BIAS_OFF); - return 0; } @@ -859,13 +1042,6 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8971 = { .resume = wm8971_resume, .set_bias_level = wm8971_set_bias_level, .get_regmap = wm8971_get_regmap, - - .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_routes = wm8971_dapm_routes, - .num_dapm_routes = ARRAY_SIZE(wm8971_dapm_routes), }; static const struct regmap_config wm8971_regmap = { @@ -889,6 +1065,8 @@ static int wm8971_i2c_probe(struct i2c_client *i2c, if (wm8971 == NULL) return -ENOMEM; + wm8971->variant = (int)id->driver_data; + wm8971->regmap = devm_regmap_init_i2c(i2c, &wm8971_regmap); if (IS_ERR(wm8971->regmap)) return PTR_ERR(wm8971->regmap); @@ -896,7 +1074,7 @@ 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; } @@ -908,15 +1086,23 @@ 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, @@ -928,3 +1114,5 @@ 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 f31c38f..aeab04a 100644 --- a/sound/soc/codecs/wm8971.h +++ b/sound/soc/codecs/wm8971.h @@ -22,21 +22,22 @@ #define WM8971_ADCDAC 0x05 #define WM8971_IFACE 0x07 #define WM8971_SRATE 0x08 -#define WM8971_LDAC 0x0a -#define WM8971_RDAC 0x0b -#define WM8971_BASS 0x0c +#define WM8971_LDAC 0x0a +#define WM8971_RDAC 0x0b +#define WM8971_BASS 0x0c #define WM8971_TREBLE 0x0d #define WM8971_RESET 0x0f -#define WM8971_ALC1 0x11 -#define WM8971_ALC2 0x12 -#define WM8971_ALC3 0x13 +#define WM8973_3D 0x10 +#define WM8971_ALC1 0x11 +#define WM8971_ALC2 0x12 +#define WM8971_ALC3 0x13 #define WM8971_NGATE 0x14 -#define WM8971_LADC 0x15 -#define WM8971_RADC 0x16 +#define WM8971_LADC 0x15 +#define WM8971_RADC 0x16 #define WM8971_ADCTL1 0x17 #define WM8971_ADCTL2 0x18 -#define WM8971_PWR1 0x19 -#define WM8971_PWR2 0x1a +#define WM8971_PWR1 0x19 +#define WM8971_PWR2 0x1a #define WM8971_ADCTL3 0x1b #define WM8971_ADCIN 0x1f #define WM8971_LADCIN 0x20

[PATCHv3,9/9] ASOC add WM8973 support to WM8971

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Patch