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From: Philipp Rossak <embed3d@gmail.com>
To: Paul Cercueil <paul@crapouillou.net>,
	"H. Nikolaus Schaller" <hns@goldelico.com>
Cc: "David Airlie" <airlied@linux.ie>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Mark Rutland" <mark.rutland@arm.com>,
	"Benoît Cousson" <bcousson@baylibre.com>,
	"Tony Lindgren" <tony@atomide.com>,
	"Ralf Baechle" <ralf@linux-mips.org>,
	"Paul Burton" <paulburton@kernel.org>,
	"James Hogan" <jhogan@kernel.org>,
	"Kukjin Kim" <kgene@kernel.org>,
	"Krzysztof Kozlowski" <krzk@kernel.org>,
	"Maxime Ripard" <mripard@kernel.org>,
	"Chen-Yu Tsai" <wens@csie.org>,
	"Thomas Bogendoerfer" <tsbogend@alpha.franken.de>,
	"Jonathan Bakker" <xc-racer2@live.ca>,
	dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org,
	openpvrsgx-devgroup@letux.org, letux-kernel@openphoenux.org,
	kernel@pyra-handheld.com, linux-mips@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org
Subject: Re: [PATCH v7 09/12] ARM: dts: sun6i: a31: add sgx gpu child node
Date: Sun, 26 Apr 2020 21:31:52 +0200
Message-ID: <276c20d6-13f1-6fc8-c245-049b4a852181@gmail.com> (raw)
In-Reply-To: <VTBE9Q.B8A32JWI2Q9V3@crapouillou.net>

Hi Paul,

On 26.04.20 14:53, Paul Cercueil wrote:
> 
> 
> Le ven. 24 avril 2020 à 22:34, H. Nikolaus Schaller <hns@goldelico.com> 
> a écrit :
>> From: Philipp Rossak <embed3d@gmail.com>
>>
>> We are adding the devicetree binding for the PVR-SGX-544-115 gpu.
>>
>> This driver is currently under development in the openpvrsgx-devgroup.
>> Right now the full binding is not figured out, so we provide here a
>> placeholder. It will be completed as soon as there is a demo available.
>>
>> The currently used binding that is used during development is more
>> complete and was already verifyed by loading the kernelmodule successful.
>>
>> Signed-off-by: Philipp Rossak <embed3d@gmail.com>
>> Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
>> ---
>>  arch/arm/boot/dts/sun6i-a31.dtsi | 11 +++++++++++
>>  1 file changed, 11 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/sun6i-a31.dtsi 
>> b/arch/arm/boot/dts/sun6i-a31.dtsi
>> index f3425a66fc0a..933a825bf460 100644
>> --- a/arch/arm/boot/dts/sun6i-a31.dtsi
>> +++ b/arch/arm/boot/dts/sun6i-a31.dtsi
>> @@ -1417,5 +1417,16 @@ p2wi: i2c@1f03400 {
>>              #address-cells = <1>;
>>              #size-cells = <0>;
>>          };
>> +
>> +        gpu: gpu@1c400000 {
>> +            compatible = "allwinner,sun8i-a31-sgx544-115",

looks like a copy paste error from my side this should be 
allwinner,sun6i-a31-sgx544-115

>> +                     "img,sgx544-115", "img,sgx544";
>> +            reg = <0x01c40000 0x10000>;
>> +            /*
>> +             * This node is currently a placeholder for the gpu.
>> +             * This will be completed when a full demonstration
>> +             * of the openpvrsgx driver is available for this board.
>> +             */
> 
> This node doesn't have clocks, so I don't see how it'd work.
> 
> Better delay the introduction of the GPU node for this board until you 
> know it works.
> 
> -Paul
This was already discuss in an earlier version that series that this 
should be delayed.

I will send a follow up patch series, as soon as I mainlined an other 
driver that I'm working on, which is required to properly describe the gpu.

Cheers
Philipp

  reply index

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-24 20:34 [PATCH v7 00/12] ARM/MIPS: DTS: add child nodes describing the PVRSGX GPU present in some OMAP SoC and JZ4780 (and many more) H. Nikolaus Schaller
2020-04-24 20:34 ` [PATCH v7 01/12] dt-bindings: add img,pvrsgx.yaml for Imagination GPUs H. Nikolaus Schaller
2020-04-24 20:43   ` H. Nikolaus Schaller
2020-04-26 13:11   ` Paul Cercueil
2020-05-02 20:26     ` H. Nikolaus Schaller
2020-05-03 12:52       ` Paul Cercueil
2020-05-03 13:31         ` H. Nikolaus Schaller
2020-05-03 14:18           ` Paul Cercueil
2020-05-03 15:01             ` Tony Lindgren
2020-05-15  7:58               ` H. Nikolaus Schaller
2020-05-03 16:41             ` H. Nikolaus Schaller
2020-05-15  7:18               ` H. Nikolaus Schaller
2020-04-26 19:36   ` Philipp Rossak
2020-04-26 20:59     ` H. Nikolaus Schaller
2020-05-05 15:53   ` Rob Herring
2020-05-15  7:59     ` H. Nikolaus Schaller
2020-04-24 20:34 ` [PATCH v7 02/12] ARM: DTS: am33xx: add sgx gpu child node H. Nikolaus Schaller
2020-04-24 20:34 ` [PATCH v7 03/12] ARM: DTS: am3517: " H. Nikolaus Schaller
2020-04-24 20:34 ` [PATCH v7 04/12] ARM: DTS: omap34xx: " H. Nikolaus Schaller
2020-04-24 20:34 ` [PATCH v7 05/12] ARM: DTS: omap36xx: " H. Nikolaus Schaller
2020-04-24 20:34 ` [PATCH v7 06/12] ARM: DTS: omap4: " H. Nikolaus Schaller
2020-04-26 12:50   ` Paul Cercueil
2020-04-28  7:59     ` H. Nikolaus Schaller
2020-04-24 20:34 ` [PATCH v7 07/12] ARM: DTS: omap5: " H. Nikolaus Schaller
2020-04-24 20:34 ` [PATCH v7 08/12] arm: dts: s5pv210: Add node for SGX 540 H. Nikolaus Schaller
2020-04-26 12:56   ` Paul Cercueil
2020-04-26 14:57     ` Jonathan Bakker
2020-04-27 15:46       ` Krzysztof Kozlowski
2020-04-28 21:39         ` Jonathan Bakker
2020-04-28 22:58           ` Jonathan Bakker
2020-04-29  8:47             ` Maxime Ripard
2020-04-29 12:26             ` Paul Cercueil
2020-04-24 20:34 ` [PATCH v7 09/12] ARM: dts: sun6i: a31: add sgx gpu child node H. Nikolaus Schaller
2020-04-26 12:53   ` Paul Cercueil
2020-04-26 19:31     ` Philipp Rossak [this message]
2020-04-24 20:34 ` [PATCH v7 10/12] ARM: dts: sun6i: a31s: " H. Nikolaus Schaller
2020-04-24 20:34 ` [PATCH v7 11/12] ARM: dts: sun8i: a83t: " H. Nikolaus Schaller
2020-04-24 20:34 ` [PATCH v7 12/12] MIPS: DTS: jz4780: add sgx gpu node H. Nikolaus Schaller

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