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charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251118-tinker3-v3-2-2903693f2ebb@rootcommit.com> References: <20251118-tinker3-v3-0-2903693f2ebb@rootcommit.com> In-Reply-To: <20251118-tinker3-v3-0-2903693f2ebb@rootcommit.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Krzysztof Kozlowski , Michael Opdenacker X-Mailer: b4 0.13.0 Date: Tue, 18 Nov 2025 15:56:43 +0000 (UTC) X-CM-Envelope: MS4xfNIKUq79oaWSRWIdFfE3iky/oJgrE3JhNxdE1cbDkUhXZ060Woh+W5WM0HQ5KzP8Zbzy116PtY+cGdI0naz6Omh+kLa0FYen5HBKPN1+K9/+rGfe1GZ9 CCgvlSAEubYFzF8ZVqZ+D/bTrYoIe25T060f5L9LoLOhan1+MI+azu2CM/pToTrze02eQZ7N8fmM8e7ldWF7ZyWxVEpKyXUCMKWnT/Q62GkJg+dRIrjgfn6l G9jlTVtcAhbcYK3ntO456H/La3M7zCR6K5XVVJ4jSUwJejnC8sQmDtKx8gINyQJXyBiCoxEkyhL9nzBaC66iAQG8EHuDcXrXDY3+enTuTbkOzS1WloYBIFZP 1XzSce/eJUrvCZeM1I9eULL7et2S3tYCG4oDC209f8F80BVlnF01hL78V8LGImFTVmSnu3mbpYgmdx9ZX8pn95NZFQvITQ6HzDlyq8lYmfAuapimVv29qaWA vTlLZeyYX8z2zUlVxk/d/FdACn7ldOLrtf9ZIZbVXpZxmk5zpt8ZzoJQD2F24d226r4kIUc5C0vMs58v/Eqb1II5uYfcporyeLgMArc1Tu0G7SEUETKuaiHE YP/k+RLt53rDkOSBcsUDxLu8sMy2LgCIrp38G4P1N5hz4g== X-CM-Analysis: v=2.4 cv=etGNzZpX c=1 sm=1 tr=0 ts=691c973b a=Ph0lQeLb5o4XXq6kAtNexw==:617 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=-Yt9tNsTAAAA:8 a=d70CFdQeAAAA:8 a=7lbA09X1q5Trck-OewAA:9 a=QEXdDO2ut3YA:10 a=qPQde0g9OtMA:10 a=HTceBwxjnJgA:10 a=NcxpMcIZDGm-g932nG_k:22 X-AuthUser: michael.opdenacker@rootcommit.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251118_075651_628673_04DEF2A7 X-CRM114-Status: GOOD ( 13.20 ) 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 support for Asus Tinker Board 3 [1] and 3S [2], which are SBCs based on the Rockchip 3566 SoC. The "3S" version ("S" for "storage") just adds a 16 GB eMMC and a "mask ROM" DIP switch (to mask the eMMC and enter "Mask ROM" mode for recovery) to the "3" version. This adds support for: - Debug UART (/dev/ttyS2) - SD card (/dev/mmcblk1) - eMMC (/dev/mmcblk0, only on Tinker Board 3S) - I2C: - i2c0 (internal bus with a PMIC and regulators) - i2c2 (internal bus with an at24 eeprom and an RTC device) - USB 2.0 ports - 2 GPIO LEDS [1] https://tinker-board.asus.com/series/tinker-board-3.html [2] https://tinker-board.asus.com/series/tinker-board-3s.html Signed-off-by: Michael Opdenacker --- arch/arm64/boot/dts/rockchip/Makefile | 2 + .../boot/dts/rockchip/rk3566-tinker-board-3.dts | 14 ++ .../boot/dts/rockchip/rk3566-tinker-board-3.dtsi | 280 +++++++++++++++++++++ .../boot/dts/rockchip/rk3566-tinker-board-3s.dts | 30 +++ 4 files changed, 326 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile index ad684e3831bc..e0d8b9ed176d 100644 --- a/arch/arm64/boot/dts/rockchip/Makefile +++ b/arch/arm64/boot/dts/rockchip/Makefile @@ -130,6 +130,8 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-lubancat-1.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-nanopi-r3s.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-bigtreetech-cb2-manta.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-bigtreetech-pi2.dtb +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-tinker-board-3.dtb +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-tinker-board-3s.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bpi-r2-pro.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-fastrhino-r66s.dtb diff --git a/arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3.dts b/arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3.dts new file mode 100644 index 000000000000..af11faff5564 --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3.dts @@ -0,0 +1,14 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2025 Michael Opdenacker + */ + +/dts-v1/; + +#include "rk3566-tinker-board-3.dtsi" + +/ { + model = "Asus Tinker Board 3"; + compatible = "asus,rk3566-tinker-board-3", "rockchip,rk3566"; +}; + diff --git a/arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3.dtsi b/arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3.dtsi new file mode 100644 index 000000000000..8544d56031f2 --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3.dtsi @@ -0,0 +1,280 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2025 Michael Opdenacker + */ + +#include +#include +#include +#include +#include "rk3566.dtsi" + +/ { + aliases { + i2c0 = &i2c0; + i2c2 = &i2c2; + mmc1 = &sdmmc0; + serial2 = &uart2; + }; + + chosen { + stdout-path = "serial2:1500000n8"; + }; + + gpio_leds: gpio-leds { + compatible = "gpio-leds"; + + act-led { + gpios = <&gpio0 RK_PD4 GPIO_ACTIVE_HIGH>; + linux,default-trigger="mmc1"; + }; + + rsv-led { + gpios = <&gpio0 RK_PD6 GPIO_ACTIVE_HIGH>; + linux,default-trigger="none"; + }; + }; + + vcc3v3_sys: regulator-3v3-vcc-sys { + compatible = "regulator-fixed"; + regulator-name = "vcc3v3_sys"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc5v0_sys>; + }; + + vcc5v0_sys: regulator-5v0-vcc-sys { + compatible = "regulator-fixed"; + regulator-name = "vcc5v0_sys"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + }; + + vcc5v0_usb_host: regulator-5v0-vcc-usb-host { + compatible = "regulator-fixed"; + enable-active-high; + gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&usb_host_pwren_h>; + regulator-name = "vcc5v0_usb_host"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + vin-supply = <&vcc5v0_sys>; + }; +}; + +&cpu0 { + cpu-supply = <&vdd_cpu>; +}; + +&cpu1 { + cpu-supply = <&vdd_cpu>; +}; + +&cpu2 { + cpu-supply = <&vdd_cpu>; +}; + +&cpu3 { + cpu-supply = <&vdd_cpu>; +}; + +&i2c0 { + status = "okay"; + + rk809: pmic@20 { + compatible = "rockchip,rk809"; + reg = <0x20>; + assigned-clocks = <&cru I2S1_MCLKOUT_TX>; + assigned-clock-parents = <&cru CLK_I2S1_8CH_TX>; + #clock-cells = <1>; + clocks = <&cru I2S1_MCLKOUT_TX>; + clock-names = "mclk"; + clock-output-names = "rk809-clkout1", "rk809-clkout2"; + interrupt-parent = <&gpio0>; + interrupts = ; + pinctrl-names = "default"; + pinctrl-0 = <&pmic_int_l>, <&i2s1m0_mclk>; + #sound-dai-cells = <0>; + system-power-controller; + wakeup-source; + + vcc1-supply = <&vcc3v3_sys>; + vcc2-supply = <&vcc3v3_sys>; + vcc3-supply = <&vcc3v3_sys>; + vcc4-supply = <&vcc3v3_sys>; + vcc5-supply = <&vcc3v3_sys>; + vcc6-supply = <&vcc3v3_sys>; + vcc7-supply = <&vcc3v3_sys>; + vcc8-supply = <&vcc3v3_sys>; + vcc9-supply = <&vcc3v3_sys>; + + regulators { + vcc_1v8: DCDC_REG5 { + regulator-name = "vcc_1v8"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + vcc_3v3: SWITCH_REG1 { + regulator-name = "vcc_3v3"; + regulator-always-on; + regulator-boot-on; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + vcc3v3_sd: SWITCH_REG2 { + regulator-name = "vcc3v3_sd"; + regulator-always-on; + regulator-boot-on; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + vccio_sd: LDO_REG5 { + regulator-name = "vccio_sd"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + }; + }; + + vdd_cpu: regulator@40 { + compatible = "silergy,syr827"; + reg = <0x40>; + fcs,suspend-voltage-selector = <1>; + regulator-name = "vdd_cpu"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <830000>; + regulator-max-microvolt = <1200000>; + regulator-ramp-delay = <2300>; + vin-supply = <&vcc3v3_sys>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; +}; + +&i2c2 { + status = "okay"; + + eeprom@50 { + compatible = "atmel,24c08"; + reg = <0x50>; + pinctrl-names = "default"; + pinctrl-0 = <&tb3_eeprom>; + status = "okay"; + }; + + rtc_isl1208: rtc@6f { + compatible = "isil,isl1208"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_externalrtc_reg>; + interrupt-names = "irq"; + interrupts-extended = <&gpio0 RK_PD3 IRQ_TYPE_EDGE_FALLING>; + reg = <0x6f>; + status = "okay"; + }; +}; + +&pinctrl { + pmic { + pmic_int_l: pmic-int-l { + rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + usb { + usb_host_pwren_h: usb-host-pwren-h { + rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + usb_otg_pwren_h: usb-otg-pwren-h { + rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + rtc { + pinctrl_externalrtc_reg: externalrtcreggrp { + rockchip,pins = <0 RK_PD3 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + eeprom { + tb3_eeprom: tb3-eeprom { + rockchip,pins = <3 RK_PC1 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; +}; + +&sdmmc0 { + bus-width = <4>; + cap-sd-highspeed; + disable-wp; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc0_bus4 &sdmmc0_clk &sdmmc0_cmd &sdmmc0_det>; + vmmc-supply = <&vcc3v3_sd>; + vqmmc-supply = <&vccio_sd>; + status = "okay"; +}; + +&uart2 { + status = "okay"; +}; + +&usb_host0_ehci { + status = "okay"; +}; + +&usb_host0_ohci { + status = "okay"; +}; + +&usb_host1_ehci { + status = "okay"; +}; + +&usb_host1_ohci { + status = "okay"; +}; + +&usb2phy0 { + status = "okay"; +}; + +&usb2phy0_host { + phy-supply = <&vcc5v0_usb_host>; + status = "okay"; +}; + +&usb2phy1 { + status = "okay"; +}; + +&usb2phy1_host { + phy-supply = <&vcc5v0_usb_host>; + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3s.dts b/arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3s.dts new file mode 100644 index 000000000000..3624ebc8a26f --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3s.dts @@ -0,0 +1,30 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2025 Michael Opdenacker + */ + +/dts-v1/; + +#include "rk3566-tinker-board-3.dtsi" + +/ { + model = "Asus Tinker Board 3S"; + compatible = "asus,rk3566-tinker-board-3s", "rockchip,rk3566"; + + aliases { + mmc0 = &sdhci; + }; +}; + +&sdhci { + bus-width = <8>; + cap-mmc-highspeed; + max-frequency = <200000000>; + mmc-hs200-1_8v; + non-removable; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_datastrobe>; + vmmc-supply = <&vcc_3v3>; + vqmmc-supply = <&vcc_1v8>; + status = "okay"; +}; -- 2.43.0