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[112.104.169.66]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-cbb8f0ebfcesm245353a12.11.2026.07.21.16.35.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Jul 2026 16:35:18 -0700 (PDT) From: Chen-Yu Yeh To: chen.wang@linux.dev, inochiama@gmail.com Cc: Chen-Yu Yeh , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Alexander Sverdlin , Longbin Li , "Anton D. Stavinskii" , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-riscv@lists.infradead.org (open list:RISC-V ARCHITECTURE), sophgo@lists.linux.dev (open list:SOPHGO DEVICETREES and DRIVERS), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v4 2/3] riscv: dts: sophgo: cv180x: Add PWR_GPIO controller Date: Wed, 22 Jul 2026 07:34:43 +0800 Message-ID: <20260721233452.112204-3-chenyou910331@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260721233452.112204-1-chenyou910331@gmail.com> References: <20260721233452.112204-1-chenyou910331@gmail.com> Precedence: bulk X-Mailing-List: sophgo@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The CV180x/CV181x family has an additional DesignWare APB GPIO controller (PWR_GPIO) located in the always-on power domain at 0x5021000. Add the node so that boards can reference GPIOs in this bank, such as status LEDs. Signed-off-by: Chen-Yu Yeh --- Changes since v3: - Move the pwr_gpio node to follow unit-address ordering (Inochi Amaoto) arch/riscv/boot/dts/sophgo/cv180x.dtsi | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/arch/riscv/boot/dts/sophgo/cv180x.dtsi b/arch/riscv/boot/dts/sophgo/cv180x.dtsi index 06b0ce5a2db7..8bf67ee4eca5 100644 --- a/arch/riscv/boot/dts/sophgo/cv180x.dtsi +++ b/arch/riscv/boot/dts/sophgo/cv180x.dtsi @@ -448,6 +448,24 @@ usb: usb@4340000 { status = "disabled"; }; + gpio4: gpio@5021000 { + compatible = "snps,dw-apb-gpio"; + reg = <0x5021000 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + + porte: gpio-controller@0 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + ngpios = <32>; + reg = <0>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = ; + }; + }; + rtc@5025000 { compatible = "sophgo,cv1800b-rtc", "syscon"; reg = <0x5025000 0x2000>; -- 2.43.0