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

From: Neil Armstrong
Date: Tue Mar 21 2017 - 11:27:49 EST


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 {
--
1.9.1