linux-kernel - Re: [PATCH v3 2/2] ARM: dts: tegra20: Add video decoder node

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Message-ID: <694edb38-ca8f-2580-5207-0ea2414f37ba@nvidia.com>
Date:   Thu, 12 Oct 2017 11:57:05 +0100
From:   Jon Hunter <jonathanh@...dia.com>
To:     Dmitry Osipenko <digetx@...il.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Stephen Warren <swarren@...dotorg.org>
CC:     Dan Carpenter <dan.carpenter@...cle.com>,
        <linux-media@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <devel@...verdev.osuosl.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 2/2] ARM: dts: tegra20: Add video decoder node


On 12/10/17 11:51, Dmitry Osipenko wrote:
> On 12.10.2017 11:49, Jon Hunter wrote:
>>
>> On 11/10/17 21:08, Dmitry Osipenko wrote:
>>> Add a device node for the video decoder engine found on Tegra20.
>>>
>>> Signed-off-by: Dmitry Osipenko <digetx@...il.com>
>>> ---
>>>  arch/arm/boot/dts/tegra20.dtsi | 17 +++++++++++++++++
>>>  1 file changed, 17 insertions(+)
>>>
>>> diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
>>> index 7c85f97f72ea..1b5d54b6c0cb 100644
>>> --- a/arch/arm/boot/dts/tegra20.dtsi
>>> +++ b/arch/arm/boot/dts/tegra20.dtsi
>>> @@ -249,6 +249,23 @@
>>>  		*/
>>>  	};
>>>  
>>> +	vde@...1a000 {
>>> +		compatible = "nvidia,tegra20-vde";
>>> +		reg = <0x6001a000 0x3D00    /* VDE registers */
>>> +		       0x40000400 0x3FC00>; /* IRAM region */
>>> +		reg-names = "regs", "iram";
>>> +		interrupts = <GIC_SPI  8 IRQ_TYPE_LEVEL_HIGH>, /* UCQ error interrupt */
>>> +			     <GIC_SPI  9 IRQ_TYPE_LEVEL_HIGH>, /* Sync token interrupt */
>>> +			     <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>, /* BSE-V interrupt */
>>> +			     <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>, /* BSE-A interrupt */
>>> +			     <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>; /* SXE interrupt */
>>> +		interrupt-names = "ucq-error", "sync-token", "bsev", "bsea", "sxe";
>>> +		clocks = <&tegra_car TEGRA20_CLK_VDE>;
>>> +		clock-names = "vde";
>>> +		resets = <&tegra_car 61>;
>>> +		reset-names = "vde";
>>> +	};
>>> +
>>
>> I don't see any binding documentation for this node. We need to make
>> sure we add this.
>>
> 
> It's in the first patch.
> 
> +++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-vde.txt
>

Ah yes indeed, then that needs to be a separate patch.

Cheers
Jon

-- 
nvpublic