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([2a02:1210:861b:6f00:82ee:73ff:feb8:99e3]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-43d1ffb6292sm84692335e9.1.2025.03.16.11.56.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 16 Mar 2025 11:56:46 -0700 (PDT) From: Alexander Sverdlin To: sophgo@lists.linux.dev, soc@lists.linux.dev Cc: Alexander Sverdlin , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Catalin Marinas , Will Deacon , Arnd Bergmann , Jisheng Zhang , Haylen Chu , Chao Wei , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v5 3/7] arm64: dts: sophgo: Add initial SG2000 SoC device tree Date: Sun, 16 Mar 2025 19:56:33 +0100 Message-ID: <20250316185640.3750873-4-alexander.sverdlin@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250316185640.3750873-1-alexander.sverdlin@gmail.com> References: <20250316185640.3750873-1-alexander.sverdlin@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250316_115648_498891_3AF79DDF X-CRM114-Status: GOOD ( 12.95 ) 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 Add initial device tree for the SG2000 SoC by SOPHGO (from ARM64 PoV). Signed-off-by: Alexander Sverdlin --- Changelog: v5: - PSCI node and enable-method v4: v3: v2: - relocated "memory" node according to DT coding style; - moved GIC node into "soc"; - referring "soc" by label; arch/arm64/boot/dts/sophgo/sg2000.dtsi | 81 ++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 arch/arm64/boot/dts/sophgo/sg2000.dtsi diff --git a/arch/arm64/boot/dts/sophgo/sg2000.dtsi b/arch/arm64/boot/dts/sophgo/sg2000.dtsi new file mode 100644 index 000000000000..7051007ec7ea --- /dev/null +++ b/arch/arm64/boot/dts/sophgo/sg2000.dtsi @@ -0,0 +1,81 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) + +#define SOC_PERIPHERAL_IRQ(nr) GIC_SPI (nr) + +#include +#include +#include + +/ { + compatible = "sophgo,sg2000"; + interrupt-parent = <&gic>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + compatible = "arm,cortex-a53"; + device_type = "cpu"; + reg = <0>; + enable-method = "psci"; + i-cache-size = <32768>; + d-cache-size = <32768>; + next-level-cache = <&l2>; + }; + + l2: l2-cache { + compatible = "cache"; + cache-level = <2>; + cache-unified; + cache-size = <0x20000>; + }; + }; + + memory@80000000 { + device_type = "memory"; + reg = <0x80000000 0x20000000>; /* 512MiB */ + }; + + pmu { + compatible = "arm,cortex-a53-pmu"; + interrupts = , + ; + }; + + psci { + compatible = "arm,psci-0.2", "arm,psci"; + method = "smc"; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = , + , + , + ; + always-on; + clock-frequency = <25000000>; + }; +}; + +&soc { + gic: interrupt-controller@1f01000 { + compatible = "arm,cortex-a15-gic"; + interrupt-controller; + #interrupt-cells = <3>; + reg = <0x01f01000 0x1000>, + <0x01f02000 0x2000>; + }; + + pinctrl: pinctrl@3001000 { + compatible = "sophgo,sg2000-pinctrl"; + reg = <0x03001000 0x1000>, + <0x05027000 0x1000>; + reg-names = "sys", "rtc"; + }; +}; + +&clk { + compatible = "sophgo,sg2000-clk"; +};