lkml.org 
[lkml]   [2020]   [Apr]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v7 09/12] ARM: dts: sun6i: a31: add sgx gpu child node


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",
> + "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

> + };
> };
> };
> --
> 2.25.1
>


\
 
 \ /
  Last update: 2020-04-26 14:54    [W:0.177 / U:1.864 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site