* [PATCH v3 2/2] ARM: dts: aspeed: ast2600-evb: Support KVM
@ 2022-03-29 1:38 Howard Chiu
2022-03-29 2:30 ` Andrew Jeffery
0 siblings, 1 reply; 2+ messages in thread
From: Howard Chiu @ 2022-03-29 1:38 UTC (permalink / raw)
To: robh+dt, Joel Stanley, andrew, devicetree, linux-arm-kernel,
linux-aspeed, linux-kernel
Cc: Troy Lee
Enable video engine and reserve memory for it.
Enable USB for HID support
Signed-off-by: Howard Chiu <howard_chiu@aspeedtech.com>
---
arch/arm/boot/dts/aspeed-ast2600-evb.dts | 39 +++++++++++++++++++-----
1 file changed, 31 insertions(+), 8 deletions(-)
diff --git a/arch/arm/boot/dts/aspeed-ast2600-evb.dts b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
index b7eb552640cb..d535a711bf5a 100644
--- a/arch/arm/boot/dts/aspeed-ast2600-evb.dts
+++ b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
@@ -23,6 +23,19 @@ memory@80000000 {
reg = <0x80000000 0x80000000>;
};
+ reserved-memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ video_engine_memory: video {
+ size = <0x04000000>;
+ alignment = <0x01000000>;
+ compatible = "shared-dma-pool";
+ reusable;
+ };
+ };
+
vcc_sdhci0: regulator-vcc-sdhci0 {
compatible = "regulator-fixed";
regulator-name = "SDHCI0 Vcc";
@@ -250,14 +263,6 @@ &fsim0 {
status = "okay";
};
-&ehci1 {
- status = "okay";
-};
-
-&uhci {
- status = "okay";
-};
-
&sdc {
status = "okay";
};
@@ -300,3 +305,21 @@ &sdhci1 {
vqmmc-supply = <&vccq_sdhci1>;
clk-phase-sd-hs = <7>, <200>;
};
+
+&ehci1 {
+ status = "okay";
+};
+
+&uhci {
+ status = "okay";
+};
+
+&vhub {
+ status = "okay";
+ pinctrl-names = "default";
+};
+
+&video {
+ status = "okay";
+ memory-region = <&video_engine_memory>;
+};
--
2.25.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v3 2/2] ARM: dts: aspeed: ast2600-evb: Support KVM
2022-03-29 1:38 [PATCH v3 2/2] ARM: dts: aspeed: ast2600-evb: Support KVM Howard Chiu
@ 2022-03-29 2:30 ` Andrew Jeffery
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Jeffery @ 2022-03-29 2:30 UTC (permalink / raw)
To: Howard Chiu, Rob Herring, Joel Stanley, devicetree,
linux-arm-kernel, linux-aspeed, linux-kernel
Cc: Troy Lee
Hi Howard,
On Tue, 29 Mar 2022, at 12:08, Howard Chiu wrote:
> Enable video engine and reserve memory for it.
> Enable USB for HID support
These should be two separate patches. They're unrelated in the sense
that the video engine is separate from USB (even if your overall goal
is to enable KVM).
>
> Signed-off-by: Howard Chiu <howard_chiu@aspeedtech.com>
> ---
> arch/arm/boot/dts/aspeed-ast2600-evb.dts | 39 +++++++++++++++++++-----
> 1 file changed, 31 insertions(+), 8 deletions(-)
>
> diff --git a/arch/arm/boot/dts/aspeed-ast2600-evb.dts
> b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
> index b7eb552640cb..d535a711bf5a 100644
> --- a/arch/arm/boot/dts/aspeed-ast2600-evb.dts
> +++ b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
> @@ -23,6 +23,19 @@ memory@80000000 {
> reg = <0x80000000 0x80000000>;
> };
>
> + reserved-memory {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> +
> + video_engine_memory: video {
> + size = <0x04000000>;
> + alignment = <0x01000000>;
> + compatible = "shared-dma-pool";
> + reusable;
> + };
> + };
> +
> vcc_sdhci0: regulator-vcc-sdhci0 {
> compatible = "regulator-fixed";
> regulator-name = "SDHCI0 Vcc";
> @@ -250,14 +263,6 @@ &fsim0 {
> status = "okay";
> };
>
> -&ehci1 {
> - status = "okay";
> -};
> -
> -&uhci {
> - status = "okay";
> -};
> -
> &sdc {
> status = "okay";
> };
> @@ -300,3 +305,21 @@ &sdhci1 {
> vqmmc-supply = <&vccq_sdhci1>;
> clk-phase-sd-hs = <7>, <200>;
> };
> +
> +&ehci1 {
> + status = "okay";
> +};
> +
> +&uhci {
> + status = "okay";
> +};
This movement of the ehci1 and uhci nodes seems unnecessary?
Andrew
^ permalink raw reply [flat|nested] 2+ messages in thread
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