Re: [PATCH v2 08/13] ARM64: dts: meson-gx: Add shared CMA dma memory pool

From: Neil Armstrong
Date: Tue Apr 04 2017 - 04:44:11 EST


On 03/21/2017 04:25 PM, Neil Armstrong wrote:
> The HDMI modes needs more CMA memory to be reserved at boot-time.
>
> Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/amlogic/meson-gx.dtsi | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
> index 5d995f7..94c6f95 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
> @@ -71,6 +71,14 @@
> reg = <0x0 0x10000000 0x0 0x200000>;
> no-map;
> };
> +
> + linux,cma {
> + compatible = "shared-dma-pool";
> + reusable;
> + size = <0x0 0xbc00000>;
> + alignment = <0x0 0x400000>;
> + linux,cma-default;
> + };
> };
>
> cpus {
>

Hi Kevin,

Please take this one for the amlogic arm-soc DT tree.

It may need a rebase, please tell me then I'll repost this one rebased on your 4.12/dt64 branch.

Thanks,
Neil