[PATCH 3/3] ARM: dts: aspeed: amd-ethanolx: Enable devices for the iKVM functionality

From: Konstantin Aladyshev
Date: Tue Oct 27 2020 - 08:41:56 EST


Enable the USB 2.0 Virtual Hub Controller and
the Video Engine with it's reserved memory region for the implementation
of the iKVM functionality in the BMC.

Signed-off-by: Konstantin Aladyshev <aladyshev22@xxxxxxxxx>
---
arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts | 22 +++++++++++++++++++
1 file changed, 22 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts b/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts
index 2a86bda8afd8..b93ed44eba0c 100644
--- a/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts
@@ -13,6 +13,21 @@
memory@80000000 {
reg = <0x80000000 0x20000000>;
};
+
+ reserved-memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ video_engine_memory: jpegbuffer {
+ size = <0x02000000>; /* 32M */
+ alignment = <0x01000000>;
+ compatible = "shared-dma-pool";
+ reusable;
+ };
+ };
+
+
aliases {
serial0 = &uart1;
serial4 = &uart5;
@@ -220,5 +235,12 @@
};
};

+&video {
+ status = "okay";
+ memory-region = <&video_engine_memory>;
+};

+&vhub {
+ status = "okay";
+};

--
2.17.1