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Thu, 03 Sep 2026 07:24:26 -0700 (PDT) Received: from localhost ([194.183.24.73]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48448ed3706sm14464261f8f.18.2026.09.03.07.24.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Sep 2026 07:24:26 -0700 (PDT) From: Andrea della Porta X-Google-Original-From: Andrea della Porta Date: Thu, 3 Sep 2026 16:28:04 +0200 To: Peter Robinson Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Broadcom internal kernel review list , Stefan Wahren , Phil Elwell , devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Florian Fainelli , Dave Stevenson , Andrea della Porta Subject: Re: [PATCH 1/3] arm64: dts: broadcom: bcm2712: add arm PMU Message-ID: References: <20260802145109.728793-1-pbrobinson@gmail.com> <20260802145109.728793-2-pbrobinson@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260802145109.728793-2-pbrobinson@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260903_072433_688000_17B58A05 X-CRM114-Status: GOOD ( 19.38 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Peter, On 15:50 Sun 02 Aug , Peter Robinson wrote: > The bcm2712 SoC in the Raspberry Pi 5 has a standard > arm performance management unit that aligns with the > Cortex-A76 cores that are in the SoC so add the details > in so it can be used. > > Signed-off-by: Peter Robinson > Cc: Florian Fainelli > Cc: Dave Stevenson --- > arch/arm64/boot/dts/broadcom/bcm2712.dtsi | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi > index 9b36ecd7bba54..ae1fc9d728c00 100644 > --- a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi > +++ b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi > @@ -10,6 +10,15 @@ / { > > interrupt-parent = <&gicv2>; > > + arm-pmu { > + compatible = "arm,cortex-a76-pmu"; > + interrupts = , > + , > + , > + ; > + interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>; > + }; > + > clocks { > /* The oscillator is the root of the clock tree. */ > clk_osc: clk-osc { > -- > 2.55.0 > Tested-by: Andrea della Porta Reviewed-by: Andrea della Porta