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SubjectRe: [PATCH v3 1/2] ASoC: msm8916: Add codec Device Tree bindings.
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Thanks for review comments,
On 14/06/16 17:12, Kenneth Westfield wrote:
> On Fri, Jun 10, 2016 at 11:18:44AM -0700, Srinivas Kandagatla wrote:
>> diff --git a/Documentation/devicetree/bindings/sound/qcom,msm8916-wcd.txt
>> b/Documentation/devicetree/bindings/sound/qcom,msm8916-wcd.txt
>> new file mode 100644
>> index 0000000..0559c1f
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/sound/qcom,msm8916-wcd.txt
>> @@ -0,0 +1,103 @@
>> +msm8916 audio CODEC audio CODEC
>> +
>> +Codec IP is divided into two parts, first analog which is integrated in
>> pmic pm8916
>> +and secondly digital part which is integrated into application processor.
>> Codec register
>> +controls are also split across pmic an lpass. Analog part is controlled
>> via spmi bus to pmic.
>
> Cleaning up the description:
>
> msm8916 audio CODEC
>
> Codec IP is divided into two parts:
> * analog, which is integrated into pmic pm8916
> * digital, which is integrated into LPASS on the SOC
> Codec registers are also split across pmic and LPASS.
> Analog codec is controlled via spmi bus to pmic.
>
>> +## Bindings for codec core on pmic:
>> +
>> +Required properties
>> + - compatible = "qcom,msm8916-pmic-wcd-codec";
>
> OK. Looking at this again, I think its better just to drop the pmic.
>
Yep..
>> + "spk_cnp_int" - Speaker click and pop interrupt
>> + "spk_clip_int" - Speaker clip interrupt
>> + "spk_ocp_int" - Speaker over current protect interrupt.
>> + "ins_rem_det1" - jack insert removal detect interrupt 1.
>> + "but_rel_det" - button release interrupt
>> + "but_press_det" - button press event
>> + "ins_rem_det" - jack insert removal detect interrup
>> + "mbhc_int" - multi button headset interrupt.
>> + "ear_ocp_int" - Earphone over current protect interrupt.
>> + "hphr_ocp_int" - Headphone R over current protect interrupt.
>> + "hphl_ocp_det" - Headphone L over current protect interrupt
>> + "ear_cnp_int" - earphone cnp interrupt.
>> + "hphr_cnp_int" - hphr click and pop interrupt.
>> + "hphl_cnp_int" - hphl click and pop interrupt
>
> Please use labels that more closely match the HW spec:
> "cdc_spk_cnp_int"
> "cdc_spk_clip_int"
> "cdc_spk_ocp_int"
> "mbhc_ins_rem_det1"
> "mbhc_but_rel_det"
> "mbhc_but_press_det"
> "mbhc_ins_rem_det"
> "mbhc_switch_int"
> "cdc_ear_ocp_int"
> "cdc_hphr_ocp_int"
> "cdc_hphl_ocp_int"
> "cdc_ear_cnp_int"
> "cdc_hphr_cnp_int"
> "cdc_hphl_cnp_int"
>
Yes, we can do that to match the specs.

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