Messages in this thread Patch in this message | | | From | Neil Armstrong <> | Subject | [PATCH] arm64: meson-g12a: Add CMA reserved memory | Date | Wed, 27 Mar 2019 11:21:57 +0100 |
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In order to handle Video Output and later on Video decoding, add a reserved CMA pool with a similar 256MiB size as other SoCs.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> --- arch/arm64/boot/dts/amlogic/meson-g12a.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi index 8f6f72e9825c..58176b525004 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi @@ -82,6 +82,14 @@ reg = <0x0 0x05000000 0x0 0x300000>; no-map; }; + + linux,cma { + compatible = "shared-dma-pool"; + reusable; + size = <0x0 0x10000000>; + alignment = <0x0 0x400000>; + linux,cma-default; + }; }; sm: secure-monitor { -- 2.21.0
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