ASoC: sun50i-codec-analog: Make headphone routes stereo

This matches the hardware more accurately, and is necessary for
including the (stereo) headphone mute switch in the DAPM graph.
Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Link: https://lore.kernel.org/r/20200726025334.59931-5-samuel@sholland.orgSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sunxi/sun50i-codec-analog.c

@@ -311,9 +311,15 @@ static const struct snd_soc_dapm_widget sun50i_a64_codec_widgets[] = {
 	 */
 
 	SND_SOC_DAPM_REGULATOR_SUPPLY("cpvdd", 0, 0),
-	SND_SOC_DAPM_MUX("Headphone Source Playback Route",
+	SND_SOC_DAPM_MUX("Left Headphone Source",
 			 SND_SOC_NOPM, 0, 0, sun50i_codec_hp_src),
-	SND_SOC_DAPM_OUT_DRV("Headphone Amp", SUN50I_ADDA_HP_CTRL,
+	SND_SOC_DAPM_MUX("Right Headphone Source",
+			 SND_SOC_NOPM, 0, 0, sun50i_codec_hp_src),
+	SND_SOC_DAPM_OUT_DRV("Left Headphone Amp",
+			     SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_OUT_DRV("Right Headphone Amp",
+			     SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY("Headphone Amp", SUN50I_ADDA_HP_CTRL,
 			     SUN50I_ADDA_HP_CTRL_HPPA_EN, 0, NULL, 0),
 	SND_SOC_DAPM_OUTPUT("HP"),
 
@@ -405,13 +411,19 @@ static const struct snd_soc_dapm_route sun50i_a64_codec_routes[] = {
 	{ "Right ADC", NULL, "Right ADC Mixer" },
 
 	/* Headphone Routes */
-	{ "Headphone Source Playback Route", "DAC", "Left DAC" },
-	{ "Headphone Source Playback Route", "DAC", "Right DAC" },
-	{ "Headphone Source Playback Route", "Mixer", "Left Mixer" },
-	{ "Headphone Source Playback Route", "Mixer", "Right Mixer" },
-	{ "Headphone Amp", NULL, "Headphone Source Playback Route" },
+	{ "Left Headphone Source", "DAC", "Left DAC" },
+	{ "Left Headphone Source", "Mixer", "Left Mixer" },
+	{ "Left Headphone Amp", NULL, "Left Headphone Source" },
+	{ "Left Headphone Amp", NULL, "Headphone Amp" },
+	{ "HP", NULL, "Left Headphone Amp" },
+
+	{ "Right Headphone Source", "DAC", "Right DAC" },
+	{ "Right Headphone Source", "Mixer", "Right Mixer" },
+	{ "Right Headphone Amp", NULL, "Right Headphone Source" },
+	{ "Right Headphone Amp", NULL, "Headphone Amp" },
+	{ "HP", NULL, "Right Headphone Amp" },
+
 	{ "Headphone Amp", NULL, "cpvdd" },
-	{ "HP", NULL, "Headphone Amp" },
 
 	/* Microphone Routes */
 	{ "Mic1 Amplifier", NULL, "MIC1"},