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SubjectRe: [PATCH v7 08/12] arm: dts: s5pv210: Add node for SGX 540


Le ven. 24 avril 2020 à 22:34, H. Nikolaus Schaller
<hns@goldelico.com> a écrit :
> From: Jonathan Bakker <xc-racer2@live.ca>
>
> All s5pv210 devices have a PowerVR SGX 540 (revision 120) attached.
>
> There is no external regulator for it so it can be enabled by default.
>
> Signed-off-by: Jonathan Bakker <xc-racer2@live.ca>
> Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
> ---
> arch/arm/boot/dts/s5pv210.dtsi | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/arch/arm/boot/dts/s5pv210.dtsi
> b/arch/arm/boot/dts/s5pv210.dtsi
> index 2ad642f51fd9..abbdda205c1b 100644
> --- a/arch/arm/boot/dts/s5pv210.dtsi
> +++ b/arch/arm/boot/dts/s5pv210.dtsi
> @@ -512,6 +512,19 @@ vic3: interrupt-controller@f2300000 {
> #interrupt-cells = <1>;
> };
>
> + gpu: gpu@f3000000 {
> + compatible = "samsung,s5pv210-sgx540-120";
> + reg = <0xf3000000 0x10000>;
> + interrupt-parent = <&vic2>;
> + interrupts = <10>;
> + clock-names = "core";
> + clocks = <&clocks CLK_G3D>;
> +
> + assigned-clocks = <&clocks MOUT_G3D>, <&clocks DOUT_G3D>;
> + assigned-clock-rates = <0>, <66700000>;
> + assigned-clock-parents = <&clocks MOUT_MPLL>;

What are these clocks for, and why are they reparented / reclocked?

Shouldn't they be passed to 'clocks' as well?

-Paul

> + };
> +
> fimd: fimd@f8000000 {
> compatible = "samsung,s5pv210-fimd";
> interrupt-parent = <&vic2>;
> --
> 2.25.1
>


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