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Tue, 22 Sep 2026 10:19:51 -0700 (PDT) Received: from nevers1dd ([118.95.161.132]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3a07db88298sm438333a91.4.2026.09.22.10.19.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Sep 2026 10:19:50 -0700 (PDT) From: Siddharth Karanam To: nm@ti.com, vigneshr@ti.com, kristo@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Siddharth Karanam Subject: [PATCH] arm64: dts: ti: k3-am62-mcu: Add power-domains property for M4FSS Date: Tue, 22 Sep 2026 22:49:42 +0530 Message-ID: <20260922171942.201947-1-sid9.karanam@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-20260922_101953_575010_F6D18B21 X-CRM114-Status: GOOD ( 10.32 ) 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 Assign the power domain to the MCU M4FSS (Cortex-M4F) node by following the device ids info published in TI-SCI public documentation. This will be useful in future patches that will attempt at abstracting ti_sci_dev_ops's calls such as get_device and put_device via pm_runtime calls. Signed-off-by: Siddharth Karanam --- arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi index 68e906796aefe..1ae0870893c16 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi @@ -181,6 +181,7 @@ mcu_m4fss: m4fss@5000000 { <0x00 0x5040000 0x00 0x10000>; reg-names = "iram", "dram"; resets = <&k3_reset 9 1>; + power-domains = <&k3_pds 7 TI_SCI_PD_EXCLUSIVE>; firmware-name = "am62-mcu-m4f0_0-fw"; ti,sci = <&dmsc>; ti,sci-dev-id = <9>; -- 2.34.1