diff options
| author | Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com> | 2018-02-28 12:32:47 +0300 |
|---|---|---|
| committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2018-03-15 17:19:04 +0300 |
| commit | 8191f4db123455e90a6508b13d87aa21f8ca6f1d (patch) | |
| tree | 00a9ed959baecddb2795a356189b15054df58938 /arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts | |
| parent | c73730ee4c9a2ef3d5f45f31cf780a15c02927a5 (diff) | |
| download | linux-8191f4db123455e90a6508b13d87aa21f8ca6f1d.tar.xz | |
arm64: dts: uniphier: add fixed regulators for audio codec
This patch adds regulators that have fixed voltage for audio codec
on UniPhier LD11/20 Global boards. This patch fixes warnings about
TAS57xx audio codec such as "tas571x 0-001b: 0-001b supply AVDD
not found, using dummy regulator".
Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts')
| -rw-r--r-- | arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts b/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts index bcf384a7e75b..6bee22eac00b 100644 --- a/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts +++ b/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts @@ -39,6 +39,20 @@ reg = <0 0x80000000 0 0xc0000000>; }; + dvdd_reg: reg-fixed { + compatible = "regulator-fixed"; + regulator-name = "DVDD"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + amp_vcc_reg: reg-fixed { + compatible = "regulator-fixed"; + regulator-name = "AMP_VCC"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + }; + sound { compatible = "audio-graph-card"; label = "UniPhier LD20"; @@ -103,6 +117,12 @@ reset-gpios = <&gpio UNIPHIER_GPIO_PORT(0, 0) GPIO_ACTIVE_LOW>; pdn-gpios = <&gpio UNIPHIER_GPIO_PORT(0, 1) GPIO_ACTIVE_LOW>; #sound-dai-cells = <0>; + AVDD-supply = <&dvdd_reg>; + DVDD-supply = <&dvdd_reg>; + PVDD_A-supply = <&_vcc_reg>; + PVDD_B-supply = <&_vcc_reg>; + PVDD_C-supply = <&_vcc_reg>; + PVDD_D-supply = <&_vcc_reg>; port@0 { tas_speaker: endpoint { |