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@@ -35,6 +35,10 @@ struct es7134_clock_mode {
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struct es7134_chip {
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const struct es7134_clock_mode *modes;
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unsigned int mode_num;
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+ const struct snd_soc_dapm_widget *extra_widgets;
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+ unsigned int extra_widget_num;
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+ const struct snd_soc_dapm_route *extra_routes;
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+ unsigned int extra_route_num;
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};
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struct es7134_data {
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@@ -110,6 +114,34 @@ static int es7134_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
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return 0;
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}
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+static int es7134_component_probe(struct snd_soc_component *c)
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+{
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+ struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(c);
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+ struct es7134_data *priv = snd_soc_component_get_drvdata(c);
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+ const struct es7134_chip *chip = priv->chip;
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+ int ret;
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+
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+ if (chip->extra_widget_num) {
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+ ret = snd_soc_dapm_new_controls(dapm, chip->extra_widgets,
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+ chip->extra_widget_num);
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+ if (ret) {
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+ dev_err(c->dev, "failed to add extra widgets\n");
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+ return ret;
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+ }
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+ }
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+
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+ if (chip->extra_route_num) {
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+ ret = snd_soc_dapm_add_routes(dapm, chip->extra_routes,
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+ chip->extra_route_num);
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+ if (ret) {
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+ dev_err(c->dev, "failed to add extra routes\n");
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+ return ret;
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+ }
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+ }
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+
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+ return 0;
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+}
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+
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static const struct snd_soc_dai_ops es7134_dai_ops = {
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.set_fmt = es7134_set_fmt,
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.hw_params = es7134_hw_params,
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@@ -158,9 +190,16 @@ static const struct es7134_clock_mode es7134_modes[] = {
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},
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};
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+/* Digital I/O are also supplied by VDD on the es7134 */
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+static const struct snd_soc_dapm_route es7134_extra_routes[] = {
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+ { "Playback", NULL, "VDD", }
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+};
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+
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static const struct es7134_chip es7134_chip = {
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.modes = es7134_modes,
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.mode_num = ARRAY_SIZE(es7134_modes),
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+ .extra_routes = es7134_extra_routes,
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+ .extra_route_num = ARRAY_SIZE(es7134_extra_routes),
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};
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static const struct snd_soc_dapm_widget es7134_dapm_widgets[] = {
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@@ -168,17 +207,16 @@ static const struct snd_soc_dapm_widget es7134_dapm_widgets[] = {
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SND_SOC_DAPM_OUTPUT("AOUTR"),
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SND_SOC_DAPM_DAC("DAC", "Playback", SND_SOC_NOPM, 0, 0),
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SND_SOC_DAPM_REGULATOR_SUPPLY("VDD", 0, 0),
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- SND_SOC_DAPM_REGULATOR_SUPPLY("AVDD", 0, 0),
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};
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static const struct snd_soc_dapm_route es7134_dapm_routes[] = {
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{ "AOUTL", NULL, "DAC" },
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{ "AOUTR", NULL, "DAC" },
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- { "Playback", NULL, "VDD" },
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- { "DAC", NULL, "AVDD" },
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+ { "DAC", NULL, "VDD" },
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};
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static const struct snd_soc_component_driver es7134_component_driver = {
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+ .probe = es7134_component_probe,
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.dapm_widgets = es7134_dapm_widgets,
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.num_dapm_widgets = ARRAY_SIZE(es7134_dapm_widgets),
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.dapm_routes = es7134_dapm_routes,
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