linux-kernel - [PATCH] arm64: dts: imx8mn-bsh-smm-s2/pro: add simple-framebuffer

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Message-ID: <20241024102800.3481574-1-dario.binacchi@amarulasolutions.com>
Date: Thu, 24 Oct 2024 12:27:56 +0200
From: Dario Binacchi <dario.binacchi@...rulasolutions.com>
To: linux-kernel@...r.kernel.org
Cc: linux-amarula@...rulasolutions.com,
	Dario Binacchi <dario.binacchi@...rulasolutions.com>,
	Michael Trimarchi <michael@...rulasolutions.com>,
	Conor Dooley <conor+dt@...nel.org>,
	Fabio Estevam <festevam@...il.com>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Rob Herring <robh@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Shawn Guo <shawnguo@...nel.org>,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] arm64: dts: imx8mn-bsh-smm-s2/pro: add simple-framebuffer

Add a simple-framebuffer node for U-Boot to further fill and activate.

Co-developed-by: Michael Trimarchi <michael@...rulasolutions.com>
Signed-off-by: Michael Trimarchi <michael@...rulasolutions.com>
Signed-off-by: Dario Binacchi <dario.binacchi@...rulasolutions.com>

---

 .../freescale/imx8mn-bsh-smm-s2-display.dtsi  | 28 +++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-display.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-display.dtsi
index 7675583a6b67..3d670534a714 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-display.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-display.dtsi
@@ -4,6 +4,34 @@
  */
 
 / {
+	chosen {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		framebuffer-panel0 {
+			compatible = "simple-framebuffer";
+			clocks = <&clk IMX8MN_CLK_DISP_PIXEL_ROOT>, /* lcdif */
+				 <&clk IMX8MN_CLK_DISP_APB_ROOT>,
+				 <&clk IMX8MN_CLK_DISP_AXI_ROOT>,
+				 <&clk IMX8MN_VIDEO_PLL1>,
+				 <&clk IMX8MN_CLK_DISP_AXI_ROOT>, /* pgc_dispmix */
+				 <&clk IMX8MN_CLK_DISP_APB_ROOT>,
+				 <&clk IMX8MN_CLK_DISP_AXI>,
+				 <&clk IMX8MN_CLK_DISP_APB>,
+				 <&clk IMX8MN_SYS_PLL2_1000M>,
+				 <&clk IMX8MN_SYS_PLL1_800M>,
+				 <&clk IMX8MN_CLK_DSI_CORE>, /* mipi_disi */
+				 <&clk IMX8MN_CLK_DSI_PHY_REF>;
+
+			power-domains = <&disp_blk_ctrl IMX8MN_DISPBLK_PD_LCDIF>,
+					<&disp_blk_ctrl IMX8MN_DISPBLK_PD_MIPI_DSI>;
+			dvdd-supply = <&reg_3v3_dvdd>;
+			avdd-supply = <&reg_v3v3_avdd>;
+			status = "disabled";
+		};
+	};
+
 	backlight: backlight {
 		compatible = "pwm-backlight";
 		pwms = <&pwm1 0 700000 0>;	/* 700000 ns = 1337Hz */
-- 
2.43.0