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Thu, 10 Dec 2020 08:47:09 -0500 (EST) From: Maxime Ripard To: Eric Anholt , Maarten Lankhorst , Thomas Zimmermann , Maxime Ripard , Daniel Vetter , David Airlie Subject: [PATCH 14/15] ARM: dts: bcm2711: Add the BSC interrupt controller Date: Thu, 10 Dec 2020 14:46:47 +0100 Message-Id: <20201210134648.272857-15-maxime@cerno.tech> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201210134648.272857-1-maxime@cerno.tech> References: <20201210134648.272857-1-maxime@cerno.tech> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201210_084712_007432_3EB74918 X-CRM114-Status: GOOD ( 10.60 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jason Cooper , Dave Stevenson , Marc Zyngier , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Hans Verkuil , Thomas Gleixner , Mauro Carvalho Chehab , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The BSC controllers used for the HDMI DDC have an interrupt controller shared between both instances. Let's add it to avoid polling. Signed-off-by: Maxime Ripard --- arch/arm/boot/dts/bcm2711.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/bcm2711.dtsi b/arch/arm/boot/dts/bcm2711.dtsi index 4847dd305317..8bb46ae76a92 100644 --- a/arch/arm/boot/dts/bcm2711.dtsi +++ b/arch/arm/boot/dts/bcm2711.dtsi @@ -308,6 +308,14 @@ dvp: clock@7ef00000 { #reset-cells = <1>; }; + bsc_intr: interrupt-controller@7ef00040 { + compatible = "brcm,bcm2711-l2-intc", "brcm,l2-intc"; + reg = <0x7ef00040 0x30>; + interrupts = ; + interrupt-controller; + #interrupt-cells = <1>; + }; + hdmi0: hdmi@7ef00700 { compatible = "brcm,bcm2711-hdmi0"; reg = <0x7ef00700 0x300>, @@ -341,6 +349,8 @@ ddc0: i2c@7ef04500 { reg = <0x7ef04500 0x100>, <0x7ef00b00 0x300>; reg-names = "bsc", "auto-i2c"; clock-frequency = <97500>; + interrupt-parent = <&bsc_intr>; + interrupts = <0>; status = "disabled"; }; @@ -377,6 +387,8 @@ ddc1: i2c@7ef09500 { reg = <0x7ef09500 0x100>, <0x7ef05b00 0x300>; reg-names = "bsc", "auto-i2c"; clock-frequency = <97500>; + interrupt-parent = <&bsc_intr>; + interrupts = <1>; status = "disabled"; }; }; -- 2.28.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel