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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2018-05-08 08:14:56 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2018-05-08 08:14:56 +0200 |
| commit | 6b85c20d46812bdbc062b863261c3e5100e30556 (patch) | |
| tree | e067c9889eaf55d5e793b05a14000276f2669e9f /dts/Bindings/sound/rohm,bd28623.txt | |
| parent | 9d8c00bdf7c1e8b614a797f0a15fa45bf6387224 (diff) | |
| download | barebox-6b85c20d46812bdbc062b863261c3e5100e30556.tar.gz barebox-6b85c20d46812bdbc062b863261c3e5100e30556.tar.xz | |
dts: update to v4.17-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/sound/rohm,bd28623.txt')
| -rw-r--r-- | dts/Bindings/sound/rohm,bd28623.txt | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/dts/Bindings/sound/rohm,bd28623.txt b/dts/Bindings/sound/rohm,bd28623.txt new file mode 100644 index 0000000000..d84557c268 --- /dev/null +++ b/dts/Bindings/sound/rohm,bd28623.txt @@ -0,0 +1,29 @@ +ROHM BD28623MUV Class D speaker amplifier for digital input + +This codec does not have any control buses such as I2C, it detect format and +rate of I2S signal automatically. It has two signals that can be connected +to GPIOs: reset and mute. + +Required properties: +- compatible : should be "rohm,bd28623" +- #sound-dai-cells: should be 0. +- VCCA-supply : regulator phandle for the VCCA supply +- VCCP1-supply : regulator phandle for the VCCP1 supply +- VCCP2-supply : regulator phandle for the VCCP2 supply + +Optional properties: +- reset-gpios : GPIO specifier for the active low reset line +- mute-gpios : GPIO specifier for the active low mute line + +Example: + + codec { + compatible = "rohm,bd28623"; + #sound-dai-cells = <0>; + + VCCA-supply = <&vcc_reg>; + VCCP1-supply = <&vcc_reg>; + VCCP2-supply = <&vcc_reg>; + reset-gpios = <&gpio 0 GPIO_ACTIVE_LOW>; + mute-gpios = <&gpio 1 GPIO_ACTIVE_LOW>; + }; |