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Sun, 29 Jun 2025 01:24:01 -0700 (PDT) Received: from [127.0.0.1] ([2001:250:5800:1000::168a]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-315f542661asm10495839a91.26.2025.06.29.01.23.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 29 Jun 2025 01:24:00 -0700 (PDT) From: Zixian Zeng Date: Sun, 29 Jun 2025 16:23:13 +0800 Subject: [PATCH v3 4/4] riscv: dts: sophgo: Add SPI NOR node for SG2042 MIME-Version: 1.0 Message-Id: <20250629-sfg-spifmc-v3-4-28db1f27e999@gmail.com> References: <20250629-sfg-spifmc-v3-0-28db1f27e999@gmail.com> In-Reply-To: <20250629-sfg-spifmc-v3-0-28db1f27e999@gmail.com> To: Tudor Ambarus , Pratyush Yadav , Michael Walle , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Chen Wang , Inochi Amaoto , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Longbin Li Cc: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, sophgo@lists.linux.dev, linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, Zixian Zeng X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; 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X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Add SPI-NOR controller and flash nodes to device tree for SG2042. Signed-off-by: Zixian Zeng --- .../riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts | 24 ++++++++++++++++++++++ arch/riscv/boot/dts/sophgo/sg2042.dtsi | 24 ++++++++++++++++++++++ 2 files changed, 48 insertions(+) diff --git a/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts b/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts index ef3a602172b1e5bf3dcf54a8cacdad5172b7f50e..554ec14d58453a44a02a82da40a7aedb80d61dc9 100644 --- a/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts +++ b/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts @@ -138,6 +138,30 @@ &sd { status = "okay"; }; +&spifmc0 { + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <100000000>; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + }; +}; + +&spifmc1 { + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <100000000>; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + }; +}; + &uart0 { pinctrl-0 = <&uart0_cfg>; pinctrl-names = "default"; diff --git a/arch/riscv/boot/dts/sophgo/sg2042.dtsi b/arch/riscv/boot/dts/sophgo/sg2042.dtsi index 85636d1798f11804546ed8606595ace1b4cb2a2f..0e1fcb54480af71147d0e71178a8eb08a31b75c3 100644 --- a/arch/riscv/boot/dts/sophgo/sg2042.dtsi +++ b/arch/riscv/boot/dts/sophgo/sg2042.dtsi @@ -48,6 +48,30 @@ soc: soc { interrupt-parent = <&intc>; ranges; + spifmc0: spi@7000180000 { + compatible = "sophgo,sg2042-spifmc-nor", "sophgo,sg2044-spifmc-nor"; + reg = <0x70 0x00180000 0x0 0x1000000>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&clkgen GATE_CLK_AHB_SF>; + interrupt-parent = <&intc>; + interrupts = <108 IRQ_TYPE_LEVEL_HIGH>; + resets = <&rstgen RST_SF0>; + status = "disabled"; + }; + + spifmc1: spi@7002180000 { + compatible = "sophgo,sg2042-spifmc-nor", "sophgo,sg2044-spifmc-nor"; + reg = <0x70 0x02180000 0x0 0x1000000>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&clkgen GATE_CLK_AHB_SF>; + interrupt-parent = <&intc>; + interrupts = <109 IRQ_TYPE_LEVEL_HIGH>; + resets = <&rstgen RST_SF1>; + status = "disabled"; + }; + i2c0: i2c@7030005000 { compatible = "snps,designware-i2c"; reg = <0x70 0x30005000 0x0 0x1000>; -- 2.49.0 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/