Re: [PATCH v5 2/5] ASoC: codecs: Add msm8916-wcd digital codec

Rob Herring
2016-09-16T15:45:11Z

On Thu, Sep 08, 2016 at 02:04:53PM +0100, Srinivas Kandagatla wrote:
> msm8916-wcd codec is found in Qualcomm msm8916 and apq8016 processors.
> This codec IP is split in to two parts(Digital & Analog).
> Analog part is integrated in to PMIC PM8916 and the digital part is
> integrated into Application processor. Data transfer between Analog and
> Digital Die is done via a internal bus called PDM.
>
> This patch adds support to Digital part of the Codec which is integrated
> into Application Processor.
>
> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> ---
> .../bindings/sound/qcom,msm8916-wcd-digital.txt | 20 +
> sound/soc/codecs/Kconfig | 3 +
> sound/soc/codecs/Makefile | 2 +
> sound/soc/codecs/msm8916-wcd-digital.c | 920 +++++++++++++++++++++
> 4 files changed, 945 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/sound/qcom,msm8916-wcd-digital.txt
> create mode 100644 sound/soc/codecs/msm8916-wcd-digital.c
>
> diff --git a/Documentation/devicetree/bindings/sound/qcom,msm8916-wcd-digital.txt b/Documentation/devicetree/bindings/sound/qcom,msm8916-wcd-digital.txt
> new file mode 100644
> index 0000000..6342549
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/qcom,msm8916-wcd-digital.txt
> @@ -0,0 +1,20 @@
> +msm8916 digital audio CODEC
> +
> +## Bindings for codec core in lpass:
> +
> +Required properties
> + - compatible = "qcom,msm8916-wcd-digital-codec";
> + - reg: address space for lpass codec.
> + - clocks: Handle to mclk and ahbclk
> + - clock-names: should be "mclk", "ahbix-clk".
> +
> +Example:
> +
> +lpass_codec: codec{

audio-codec@771c000

> + compatible = "qcom,msm8916-wcd-digital-codec";
> + reg = <0x0771c000 0x400>;
> + clocks = <&gcc GCC_ULTAUDIO_AHBFABRIC_IXFABRIC_CLK>,
> + <&gcc GCC_CODEC_DIGCODEC_CLK>;
> + clock-names = "ahbix-clk", "mclk";
> + #sound-dai-cells = <1>;
> +};
--
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