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Wed, 02 Sep 2026 03:46:32 -0700 (PDT) From: Andrew Gaylard To: qinjian@cqplus1.com, linux-arm-kernel@lists.infradead.org Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux@armlinux.org.uk, devicetree@vger.kernel.org, Andrew Gaylard Subject: [PATCH 1/2] arm: dts: sunplus: add peripheral device nodes to sp7021.dtsi Date: Wed, 2 Sep 2026 12:45:44 +0200 Message-ID: <20260902104545.67794-2-ag@ffroot.co.za> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260902104545.67794-1-ag@ffroot.co.za> References: <20260902104545.67794-1-ag@ffroot.co.za> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add device tree nodes for SP7021 peripherals whose drivers are already upstream: - PWM controller - Watchdog/STC timer - eMMC controller (mmc0) - Ethernet switch (L2SW) Signed-off-by: Andrew Gaylard --- arch/arm/boot/dts/sunplus/sunplus-sp7021.dtsi | 48 +++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/arch/arm/boot/dts/sunplus/sunplus-sp7021.dtsi b/arch/arm/boot/dts/sunplus/sunplus-sp7021.dtsi index ae9bbe0320b8..9bb349a5542a 100644 --- a/arch/arm/boot/dts/sunplus/sunplus-sp7021.dtsi +++ b/arch/arm/boot/dts/sunplus/sunplus-sp7021.dtsi @@ -291,6 +291,54 @@ uart4: serial@8780 { pinctrl-0 = <&uart4_pins>; status = "disabled"; }; + + pwm: pwm@7a00 { + #pwm-cells = <2>; + compatible = "sunplus,sp7021-pwm"; + reg = <0x7a00 0x80>; + clocks = <&clkc CLK_DISP_PWM>; + resets = <&rstc RST_DISP_PWM>; + status = "disabled"; + }; + + wdt: watchdog@630 { + compatible = "sunplus,sp7021-wdt"; + reg = <0x630 0x08>, <0x274 0x04>; + clocks = <&clkc CLK_STC0>; + resets = <&rstc RST_STC0>; + status = "disabled"; + }; + + mmc0: mmc@3b00 { + compatible = "sunplus,sp7021-mmc"; + reg = <0x3b00 0x180>; + interrupts = <20 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clkc CLK_CARD_CTL0>; + resets = <&rstc RST_CARD_CTL0>; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_pins>; + bus-width = <8>; + max-frequency = <52000000>; + non-removable; + disable-wp; + cap-mmc-highspeed; + mmc-ddr-3_3v; + no-sdio; + no-sd; + status = "disabled"; + }; + + l2sw: ethernet@108000 { + compatible = "sunplus,sp7021-emac"; + reg = <0x108000 0x400>; + interrupts = <66 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clkc CLK_L2SW>, <&clkc PLL_E_25>, + <&clkc PLL_E_2P5>, <&clkc PLL_E_112P5>; + clock-names = "l2sw", "plle_25", "plle_2p5", "plle_112p5"; + resets = <&rstc RST_L2SW>; + status = "disabled"; + }; + }; leds { -- 2.53.0