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From: Dan Murphy <dmurphy@ti.com>
To: <shifu0704@thundersoft.com>, <lgirdwood@gmail.com>,
	<broonie@kernel.org>, <perex@perex.cz>, <tiwai@suse.com>,
	<linux-kernel@vger.kernel.org>, <alsa-devel@alsa-project.org>
Cc: <navada@ti.com>
Subject: Re: [PATCH] tas2770: add tas2770 smart PA dt bindings
Date: Tue, 10 Sep 2019 08:47:10 -0500	[thread overview]
Message-ID: <15483b8f-ffda-eea3-9461-894f43a39a20@ti.com> (raw)
In-Reply-To: <76759c2c-3f5d-5cf6-fc2b-feb1dc8c0e6a@ti.com>

Shi

One other thing

On 9/10/19 8:21 AM, Dan Murphy wrote:
> Shi
>
> On 9/6/19 2:06 AM, shifu0704@thundersoft.com wrote:
>> From: Frank Shi <shifu0704@thundersoft.com>
>
> Subject should be
>
> dt-bindings: ASoC: Add tas2770 smart PA dt bindings
>
> Also Please add Rob Herring <robh+dt@kernel.org> for review
>
>> add tas2770 smart PA dt bindings
>>
>> Signed-off-by: Frank Shi <shifu0704@thundersoft.com>
>> ---
>>   Documentation/devicetree/bindings/tas2770.txt | 38 
>> +++++++++++++++++++++++++++
>>   1 file changed, 38 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/tas2770.txt
>>
>> diff --git a/Documentation/devicetree/bindings/tas2770.txt 
>> b/Documentation/devicetree/bindings/tas2770.txt
This binding belongs in Documentation/devicetree/bindings/sound
>> new file mode 100644
>> index 0000000..f70b310
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/tas2770.txt
>> @@ -0,0 +1,38 @@
>> +Texas Instruments TAS2770 Smart PA
>> +
>> +The TAS2770 is a mono, digital input Class-D audio amplifier 
>> optimized for
>> +efficiently driving high peak power into small loudspeakers.
>> +Integrated speaker voltage and current sense provides for
>> +real time monitoring of loudspeaker behavior.
>> +
>> +Required properties:
>> +
>> + - compatible:       - Should contain "ti,tas2770".
>> + - reg:               - The i2c address. Should contain <0x4c>, 
>> <0x4d>,<0x4e>, or <0x4f>.
> s/should/may
>> + - #address-cells  - Should be <1>.
>> + - #size-cells     - Should be <0>.
>> + - ti,asi-format:  - Sets TDM RX capture edge. 0->Rising; 1->Falling.
>> + - ti,left-slot:   - Sets TDM RX left time slots.
>> + - ti,right-slot:  - Sets TDM RX right time slots.
>> + - ti,imon-slot-no:- TDM TX current sense time slot.
>> + - ti,vmon-slot-no:- TDM TX voltage sense time slot.
>> +
>> +Optional properties:
>> +
>> + - reset-gpio:    Reset GPIO number of left device.
>> + - irq-gpio:  IRQ GPIO number of left device.
>
> You might want to use
>
> - interrupt-parent: the phandle to the interrupt controller which 
> provides
>                     the interrupt.
> - interrupts: interrupt specification for data-ready.
>
> Instead of irq-gpio
>
>> +
>> +Examples:
>> +
>> +    tas2770@4c {
>> +                compatible = "ti,tas2770";
>> +                reg = <0x4c>;
>
> Missing
>
> #address-cells = <1>;
>
> #size-cells = <0>;
>
>> +                reset-gpio = <&gpio15 1 GPIO_ACTIVE_LOW>;
>> +                irq-gpio = <&gpio16 1 GPIO_ACTIVE_LOW>;
>> +                ti,asi-format = <0>;
>> +                ti,left-slot = <0>;
>> +                ti,right-slot = <1>;
>> +                ti,imon-slot-no = <0>;
>> +                ti,vmon-slot-no = <2>;
>> +        };
>> +
>
> Suggestion to provide the URL to the data sheet.
>

  reply	other threads:[~2019-09-10 13:48 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-06  7:06 shifu0704
2019-09-06  7:06 ` [PATCH] tas2770: add tas2770 smart PA kernel driver shifu0704
2019-09-10 12:33   ` Mark Brown
2019-09-10 13:58   ` Dan Murphy
2019-09-10 11:37 ` [PATCH] tas2770: add tas2770 smart PA dt bindings Mark Brown
2019-09-10 13:21 ` Dan Murphy
2019-09-10 13:47   ` Dan Murphy [this message]
2019-09-11 10:01   ` Mark Brown

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