diff options
author | Emanuele Ghidoli <emanuele.ghidoli@toradex.com> | 2023-01-04 15:04:12 +0100 |
---|---|---|
committer | Max Krummenacher <max.krummenacher@toradex.com> | 2024-03-26 19:24:22 +0100 |
commit | 7b000d1f6a1187759be81978f8278d846e557b73 (patch) | |
tree | c54598f44e43ec2caf55c8511bed9a36ed2212e3 | |
parent | 68227dec8d0c842de91000784c81f74f860e58c3 (diff) |
ASoC: nau8822: add speaker Bridge Tied Output configuration
Allow configuring the two loudspeaker outputs as a
single Bridge Tied Load output getting higher output power.
Upstream-Status: Backport [968b42069fe5dab362b623c6b8a1565709a12f5b]
Signed-off-by: Emanuele Ghidoli <emanuele.ghidoli@toradex.com>
Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
Link: https://lore.kernel.org/r/20230104140412.35575-4-francesco@dolcini.it
Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r-- | sound/soc/codecs/nau8822.c | 9 | ||||
-rw-r--r-- | sound/soc/codecs/nau8822.h | 9 |
2 files changed, 18 insertions, 0 deletions
diff --git a/sound/soc/codecs/nau8822.c b/sound/soc/codecs/nau8822.c index cd5053cfd521..85a85d043f6f 100644 --- a/sound/soc/codecs/nau8822.c +++ b/sound/soc/codecs/nau8822.c @@ -1059,6 +1059,7 @@ static const int update_reg[] = { static int nau8822_probe(struct snd_soc_component *component) { int i; + struct device_node *of_node = component->dev->of_node; /* * Set the update bit in all registers, that have one. This way all @@ -1069,6 +1070,14 @@ static int nau8822_probe(struct snd_soc_component *component) snd_soc_component_update_bits(component, update_reg[i], 0x100, 0x100); + /* Check property to configure the two loudspeaker outputs as + * a single Bridge Tied Load output + */ + if (of_property_read_bool(of_node, "nuvoton,spk-btl")) + snd_soc_component_update_bits(component, + NAU8822_REG_RIGHT_SPEAKER_CONTROL, + NAU8822_RSUBBYP, NAU8822_RSUBBYP); + return 0; } diff --git a/sound/soc/codecs/nau8822.h b/sound/soc/codecs/nau8822.h index 547ec057f853..646f6bb64bc5 100644 --- a/sound/soc/codecs/nau8822.h +++ b/sound/soc/codecs/nau8822.h @@ -187,6 +187,15 @@ /* NAU8822_REG_PLL_K3 (0x27) */ #define NAU8822_PLLK3_MASK 0x1FF +/* NAU8822_REG_RIGHT_SPEAKER_CONTROL (0x2B) */ +#define NAU8822_RMIXMUT 0x20 +#define NAU8822_RSUBBYP 0x10 + +#define NAU8822_RAUXRSUBG_SFT 1 +#define NAU8822_RAUXRSUBG_MASK 0x0E + +#define NAU8822_RAUXSMUT 0x01 + /* System Clock Source */ enum { NAU8822_CLK_MCLK, |