linux-kernel - [PATCH v2 15/15] ARM: dts: bcm2711: Add the CEC interrupt controller

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Date:   Mon, 11 Jan 2021 15:23:09 +0100
From:   Maxime Ripard <maxime@...no.tech>
To:     Eric Anholt <eric@...olt.net>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Maxime Ripard <maxime@...no.tech>,
        Daniel Vetter <daniel.vetter@...el.com>,
        David Airlie <airlied@...ux.ie>
Cc:     linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        bcm-kernel-feedback-list@...adcom.com,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Dave Stevenson <dave.stevenson@...pberrypi.com>,
        linux-media@...r.kernel.org,
        Florian Fainelli <f.fainelli@...il.com>
Subject: [PATCH v2 15/15] ARM: dts: bcm2711: Add the CEC interrupt controller

The CEC and hotplug interrupts go through an interrupt controller shared
between the two HDMI controllers.

Let's add that interrupt controller and the interrupts for both HDMI
controllers

Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
Signed-off-by: Maxime Ripard <maxime@...no.tech>
---
 arch/arm/boot/dts/bcm2711.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm/boot/dts/bcm2711.dtsi b/arch/arm/boot/dts/bcm2711.dtsi
index 8bb46ae76a92..06b15797ec11 100644
--- a/arch/arm/boot/dts/bcm2711.dtsi
+++ b/arch/arm/boot/dts/bcm2711.dtsi
@@ -316,6 +316,14 @@ bsc_intr: interrupt-controller@...00040 {
 			#interrupt-cells = <1>;
 		};
 
+		aon_intr: interrupt-controller@...00100 {
+			compatible = "brcm,bcm2711-l2-intc", "brcm,l2-intc";
+			reg = <0x7ef00100 0x30>;
+			interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-controller;
+			#interrupt-cells = <1>;
+		};
+
 		hdmi0: hdmi@...00700 {
 			compatible = "brcm,bcm2711-hdmi0";
 			reg = <0x7ef00700 0x300>,
@@ -338,6 +346,11 @@ hdmi0: hdmi@...00700 {
 				    "hd";
 			clock-names = "hdmi", "bvb", "audio", "cec";
 			resets = <&dvp 0>;
+			interrupt-parent = <&aon_intr>;
+			interrupts = <0>, <1>, <2>,
+				     <3>, <4>, <5>;
+			interrupt-names = "cec-tx", "cec-rx", "cec-low",
+					  "wakeup", "hpd-connected", "hpd-removed";
 			ddc = <&ddc0>;
 			dmas = <&dma 10>;
 			dma-names = "audio-rx";
@@ -377,6 +390,11 @@ hdmi1: hdmi@...05700 {
 			ddc = <&ddc1>;
 			clock-names = "hdmi", "bvb", "audio", "cec";
 			resets = <&dvp 1>;
+			interrupt-parent = <&aon_intr>;
+			interrupts = <8>, <7>, <6>,
+				     <9>, <10>, <11>;
+			interrupt-names = "cec-tx", "cec-rx", "cec-low",
+					  "wakeup", "hpd-connected", "hpd-removed";
 			dmas = <&dma 17>;
 			dma-names = "audio-rx";
 			status = "disabled";
-- 
2.29.2