From 67268c28cc5f478e81022ebc37d6323dc68f7047 Mon Sep 17 00:00:00 2001 From: Eddie James Date: Tue, 5 May 2020 11:58:24 -0500 Subject: [PATCH] ARM: dts: aspeed: witherspoon: Enable XDMA engine Add a reserved memory node for the VGA memory. Add the XDMA engine node, enable it, and point it's memory region to the VGA memory. Signed-off-by: Eddie James Signed-off-by: Joel Stanley --- arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts b/arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts index a0f99e3..85d58a6 100644 --- a/arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts +++ b/arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts @@ -27,6 +27,12 @@ reg = <0x98000000 0x04000000>; /* 64M */ }; + vga_memory: region@9f000000 { + no-map; + compatible = "shared-dma-pool"; + reg = <0x9f000000 0x01000000>; /* 16M */ + }; + gfx_memory: framebuffer { size = <0x01000000>; alignment = <0x01000000>; @@ -690,4 +696,9 @@ memory-region = <&video_engine_memory>; }; +&xdma { + status = "okay"; + memory-region = <&vga_memory>; +}; + #include "ibm-power9-dual.dtsi" -- 2.7.4