linux-kernel - [PATCH V6 4/6] arm64: dts: imx8mp: add HDMI irqsteer

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Date: Mon, 26 Feb 2024 17:45:15 -0600
From: Adam Ford <aford173@...il.com>
To: linux-arm-kernel@...ts.infradead.org,
	linux-phy@...ts.infradead.org
Cc: aford@...conembedded.com,
	Lucas Stach <l.stach@...gutronix.de>,
	Adam Ford <aford173@...il.com>,
	Marek Vasut <marex@...x.de>,
	Luca Ceresoli <luca.ceresoli@...tlin.com>,
	Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will@...nel.org>,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: [PATCH V6 4/6] arm64: dts: imx8mp: add HDMI irqsteer

From: Lucas Stach <l.stach@...gutronix.de>

The HDMI irqsteer is a secondary interrupt controller within the HDMI
subsystem that maps all HDMI peripheral IRQs into a single upstream
IRQ line.

Signed-off-by: Lucas Stach <l.stach@...gutronix.de>
Signed-off-by: Adam Ford <aford173@...il.com>
Tested-by: Marek Vasut <marex@...x.de>
Tested-by: Luca Ceresoli <luca.ceresoli@...tlin.com>
---
V6:  No Change

V5:  Increase size to 4KB to match the ref manual

V2:  Add my (Adam) s-o-b and re-order position under AIPS4
---
 arch/arm64/boot/dts/freescale/imx8mp.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index c9bcb6641de7..18bfa7d9aa7f 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -1927,6 +1927,19 @@ hdmi_blk_ctrl: blk-ctrl@...c0000 {
 						     "hdcp", "hrv";
 				#power-domain-cells = <1>;
 			};
+
+			irqsteer_hdmi: interrupt-controller@...c2000 {
+				compatible = "fsl,imx-irqsteer";
+				reg = <0x32fc2000 0x1000>;
+				interrupts = <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>;
+				interrupt-controller;
+				#interrupt-cells = <1>;
+				fsl,channel = <1>;
+				fsl,num-irqs = <64>;
+				clocks = <&clk IMX8MP_CLK_HDMI_APB>;
+				clock-names = "ipg";
+				power-domains = <&hdmi_blk_ctrl IMX8MP_HDMIBLK_PD_IRQSTEER>;
+			};
 		};
 
 		pcie: pcie@...00000 {
-- 
2.43.0