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[195.167.45.78]) by smtp.googlemail.com with ESMTPSA id 5b1f17b1804b1-49ff044406dsm42144905e9.1.2026.09.24.23.54.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Sep 2026 23:54:04 -0700 (PDT) From: Peter Robinson To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Broadcom internal kernel review list , devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org Cc: Peter Robinson Subject: [PATCH] arm: dts: bcm2711: Add wakeup and alias to cm4 rtc Date: Fri, 25 Sep 2026 07:53:48 +0100 Message-ID: <20260925065400.2248660-1-pbrobinson@gmail.com> X-Mailer: git-send-email 2.55.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260924_235408_966537_AF494CF7 X-CRM114-Status: GOOD ( 12.19 ) 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 The pcf85063 on the CM4 IO carrier board is capable of wake up so set the parameter, also add it as an alias to rtc0. Signed-off-by: Peter Robinson --- arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts b/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts index 1f4ebec68370c..8e45de01d2ad1 100644 --- a/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts +++ b/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts @@ -7,6 +7,10 @@ / { model = "Raspberry Pi Compute Module 4 IO Board"; + + aliases { + rtc0 = &pcf85063; + }; }; &ddc0 { @@ -103,11 +107,12 @@ &genet { }; &i2c0_1 { - rtc@51 { + pcf85063: rtc@51 { /* Attention: An alarm resets the machine */ compatible = "nxp,pcf85063a"; reg = <0x51>; quartz-load-femtofarads = <7000>; + wakeup-source; }; }; -- 2.55.0