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Message-ID: <20211207102749.18118-4-tommy_huang@aspeedtech.com>
Date: Tue, 7 Dec 2021 18:27:45 +0800
From: Tommy Haung <tommy_huang@...eedtech.com>
To: <joel@....id.au>, <airlied@...ux.ie>, <daniel@...ll.ch>,
<robh+dt@...nel.org>, <andrew@...id.au>,
<linux-aspeed@...ts.ozlabs.org>, <dri-devel@...ts.freedesktop.org>,
<devicetree@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>
CC: <BMC-SW@...eedtech.com>, tommy-huang <tommy_huang@...eedtech.com>
Subject: [PATCH v4 2/6] ARM: dts: aspeed: ast2600-evb: Enable GFX device
From: Joel Stanley <joel@....id.au>
Enable the GFX device with a framebuffer memory region.
Signed-off-by: Joel Stanley <joel@....id.au>
Signed-off-by: tommy-huang <tommy_huang@...eedtech.com>
---
arch/arm/boot/dts/aspeed-ast2600-evb.dts | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed-ast2600-evb.dts b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
index b7eb552640cb..e223dad2abd0 100644
--- a/arch/arm/boot/dts/aspeed-ast2600-evb.dts
+++ b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
@@ -23,6 +23,19 @@
reg = <0x80000000 0x80000000>;
};
+ reserved-memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ gfx_memory: framebuffer {
+ size = <0x01000000>;
+ alignment = <0x01000000>;
+ compatible = "shared-dma-pool";
+ reusable;
+ };
+ };
+
vcc_sdhci0: regulator-vcc-sdhci0 {
compatible = "regulator-fixed";
regulator-name = "SDHCI0 Vcc";
@@ -300,3 +313,8 @@
vqmmc-supply = <&vccq_sdhci1>;
clk-phase-sd-hs = <7>, <200>;
};
+
+&gfx {
+ status = "okay";
+ memory-region = <&gfx_memory>;
+};
--
2.17.1
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