From nobody Tue Feb 10 04:59:00 2026 Received: from smtpbgau2.qq.com (smtpbgau2.qq.com [54.206.34.216]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A9C942D613; Wed, 21 May 2025 13:12:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=54.206.34.216 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747833130; cv=none; b=gODfvk/qPjvOff5cJJnb+s2zkbW0LN3eMW1pPhiDdMd6lOMK1BN/dzJkCaLScsKd1BSzx4cJhKLxTPPDR6Ahlpu0M3oDynVhDsu+ojIn/CN+rJKrVt82rcVFztifIEr9Kl0Jo6yNo0Y94oRc6BJXMWUHVbOIjWMKPtBHFkzrOxk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747833130; c=relaxed/simple; bh=oAcRtD3VckBYT59pAvPewKfkpgSlqQjs5Ul2WJ6SLt8=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=DkHVJM++k1KULchg0/DAcejC2J5FD1wk4K7tFBxbFQpDe6LOTCk9/YAdyoNV2NrRW4fczkoJFThrCSpJgxxG5uwWpnF7h+GfEEI/aD8WOnimGjlDxqlDKygbUGa0MXOg+mFq1AOe8qTR4EdXKyTfZnIFIar5pq2cqM1y+Ai49WQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=chainsx.cn; spf=none smtp.mailfrom=chainsx.cn; arc=none smtp.client-ip=54.206.34.216 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=chainsx.cn Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=chainsx.cn X-QQ-mid: esmtpgz16t1747833082t5c3b6228 X-QQ-Originating-IP: w7QdUaAMMuFhuDSNFrKfTRg/9UU0mjsmdq/QciBDReE= Received: from chainsx-ubuntu-server.lan ( [116.249.112.84]) by bizesmtp.qq.com (ESMTP) with id ; Wed, 21 May 2025 21:11:20 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 2270933146112048966 EX-QQ-RecipientCnt: 16 From: Hsun Lai To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: i@chainsx.cn, heiko@sntech.de, andrew@lunn.ch, inindev@gmail.com, quentin.schulz@cherry.de, jonas@kwiboo.se, sfr@canb.auug.org.au, nicolas.frattaroli@collabora.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, krzysztof.kozlowski@linaro.org, linux-rockchip@lists.infradead.org Subject: [PATCH v4 3/3] arm64: dts: rockchip: add DTs for Sakura Pi RK3308B Date: Wed, 21 May 2025 21:11:08 +0800 Message-Id: <20250521131108.5710-4-i@chainsx.cn> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250521131108.5710-1-i@chainsx.cn> References: <20250521131108.5710-1-i@chainsx.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-QQ-SENDSIZE: 520 Feedback-ID: esmtpgz:chainsx.cn:qybglogicsvrsz:qybglogicsvrsz3a-0 X-QQ-XMAILINFO: MWLCkAjnYYm5g6nBR56V8ua3o98i1nqhoX+0LmXvItY8F0EE7WH9YSW2 xWUgPMuIcBdHtUTSbqP1p8OE7SPTKrPp6tfNa95X9JeXpck2rcf1Z8byNIBNzKIdw5pW3gg jFzTpAUmBWDrB/gDq8RoUy/4pI8V0MdeX5t6ZyIpfxIl4c5SUaNCp8vTzM4trm5EGkp+kVp 3MqB9z/BeFvf6AEcLwbdFJXGltmG7kRbw5UZZyhI96ZyJZzw4fyFWt/mMKBu9lVPBRML7aG 2cbzfK4twpkFDoaAwRNLHTXclzEDFhHoUuztWnr5+wMfuUKmpDh4XiDFcIO8zocyVwOBZrQ V5ZnCvCciIQ3tcPgs7CHpkjaBAnF2IZ0hFw/WlHfQVCaG5hC4L+NcDpe0MannqzsjmBmoDj n5rTdZISenqGGjaPiS2ReNOpF8JBFkIG0qKXe0E5Rz3ak73eM79U3QwDbRh1bDv6yM9eRhZ d4bn40S9GiltJVWWZ3sY2tKprLFnPjlOUhV9bagSGHnuOAGPRf+L+lTMDeEVi1FzLBAh2C8 qRbQwlNv21Ht5C1EVp0wNGx56U+PGoxm4YSsuhHvsXogF1PQ/TwV+FZremuDzIt2BbomDr6 WXeFIQdhG9nD8X7lg5CM5K26Eh6hJOLrHAMC9XTNHD2kOEh/sW41Wy4WhxkfyQm+dwrLRZQ mkaC9Gf03ZOGOlyJ2IdeSwX2Y5B60KKttPfOpJL3fyt8lfiBw6CeKRvysCVGbRtgyfGi278 48Mk97RKUy65Ivk2+o1Laft9aS1CT+jZ6jBacH41zhSdMUtsgLLnwykkE0iMrXDWLcVF95Q IULwf7XxKC4Q6jE7tEQ2dhuXh5dLoGORl6OS+EHQsF+WnzuH7jkouKGrbqmorCWkZs3dZY2 J0K4E0+7Yt0JiqHsivW1a6dUXy9tpj2+Q1RRCLT2MHX50joQyvsXkWqKjgWc5cBQUkBe4gy YBFay2E2cNx3QwolcQQhZoN7gXLN8gmQzj8pgxBLPosX20pTAWgy1cxDJR6X80kIUr+Jjts 12tfVGzIcBSL9G73Q0 X-QQ-XMRINFO: NI4Ajvh11aEj8Xl/2s1/T8w= X-QQ-RECHKSPAM: 0 Content-Type: text/plain; charset="utf-8" The Sakura Pi RK3308B is a SBC based on the Rockchip RK3308 SoC. Link: https://github.com/Sakura-Pi Link: https://docs.sakurapi.org/article/sakurapi-rk3308b/introduce The device contains the following hardware that is tested/working: - 4 or 8GB eMMC - SDMMC card slot - Realtek SDIO WiFi 5/BT - 256 or 512MB of RAM - USB 2.0 port - OTG port Signed-off-by: Hsun Lai --- (no changes since v3) Changes in v3: - Remove empty i2c controller (Heiko Stuebner, v1) - Remove unused spi nodes (Heiko Stuebner, v1) - Sort nodes alphabetically (Heiko Stuebner, v1) - Put status as last property (Heiko Stuebner, v1) Changes in v2: - Update the names of the regulators (Heiko Stuebner, v1) Changes in v1: - Add support for Sakura Pi RK3308B - Patch 2: Acked-by: Conor Dooley arch/arm64/boot/dts/rockchip/Makefile | 1 + .../dts/rockchip/rk3308-sakurapi-rk3308b.dts | 274 ++++++++++++++++++ 2 files changed, 275 insertions(+) create mode 100644 arch/arm64/boot/dts/rockchip/rk3308-sakurapi-rk3308b.dts diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/ro= ckchip/Makefile index e63c3f5eb..c9017bdc3 100644 --- a/arch/arm64/boot/dts/rockchip/Makefile +++ b/arch/arm64/boot/dts/rockchip/Makefile @@ -12,6 +12,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3308-evb.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3308-roc-cc.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3308-rock-pi-s.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3308-rock-s0.dtb +dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3308-sakurapi-rk3308b.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3318-a95x-z2.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3326-anbernic-rg351m.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3326-anbernic-rg351v.dtb diff --git a/arch/arm64/boot/dts/rockchip/rk3308-sakurapi-rk3308b.dts b/arc= h/arm64/boot/dts/rockchip/rk3308-sakurapi-rk3308b.dts new file mode 100644 index 000000000..b9032d4e7 --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3308-sakurapi-rk3308b.dts @@ -0,0 +1,274 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2019 Akash Gajjar + * Copyright (c) 2019 Jagan Teki + * Copyright (C) 2024 TheSnowfield + * Copyright (C) 2025 Hsun Lai + */ + +/dts-v1/; +#include "rk3308.dtsi" +#include + +/ { + model =3D "Sakura Pi RK3308B"; + compatible =3D "sakurapi,rk3308-sakurapi-rk3308b", "rockchip,rk3308"; + + aliases { + mmc0 =3D &emmc; + mmc1 =3D &sdmmc; + mmc2 =3D &sdio; + }; + + chosen { + stdout-path =3D "serial2:1500000n8"; + }; + + sdio_pwrseq: sdio-pwrseq { + compatible =3D "mmc-pwrseq-simple"; + pinctrl-0 =3D <&wifi_enable_h>; + pinctrl-names =3D "default"; + /* + * On the module itself this is one of these (depending + * on the actual card populated): + * - SDIO_RESET_L_WL_REG_ON + * - PDN (power down when low) + */ + reset-gpios =3D <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>; + }; + + vcc5v0_sys: regulator-vcc5v0-sys { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc5v0_sys"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + }; + + vdd_core: regulator-vdd-core { + compatible =3D "pwm-regulator"; + pwms =3D <&pwm0 0 5000 1>; + regulator-name =3D "vdd_core"; + regulator-min-microvolt =3D <827000>; + regulator-max-microvolt =3D <1340000>; + regulator-settling-time-up-us =3D <250>; + regulator-always-on; + regulator-boot-on; + pwm-supply =3D <&vcc5v0_sys>; + }; + + vdd_log: regulator-vdd-log { + compatible =3D "regulator-fixed"; + regulator-name =3D "vdd_log"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt =3D <1050000>; + regulator-max-microvolt =3D <1050000>; + vin-supply =3D <&vcc5v0_sys>; + }; + + vcc_ddr: regulator-vcc-ddr { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc_ddr"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt =3D <1500000>; + regulator-max-microvolt =3D <1500000>; + vin-supply =3D <&vcc5v0_sys>; + }; + + vcc_1v8: regulator-vcc-1v8 { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc_1v8"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <1800000>; + vin-supply =3D <&vcc_io>; + }; + + vcc_io: regulator-vcc-io { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc_io"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + vin-supply =3D <&vcc5v0_sys>; + }; + + vcc_phy: regulator-vcc-phy-regulator { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc_phy"; + regulator-always-on; + regulator-boot-on; + }; + + vcc5v0_otg: regulator-vcc5v0-otg { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc5v0_otg"; + regulator-always-on; + gpio =3D <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>; + enable-active-high; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&otg_vbus_drv>; + vin-supply =3D <&vcc5v0_sys>; + }; + +}; + +&cpu0 { + cpu-supply =3D <&vdd_core>; +}; + +&emmc { + bus-width =3D <8>; + cap-mmc-highspeed; + non-removable; + status =3D "okay"; +}; + +&i2c1 { + status =3D "okay"; +}; + +&sdmmc { + cap-mmc-highspeed; + cap-sd-highspeed; + disable-wp; + pinctrl-0 =3D <&sdmmc_clk &sdmmc_cmd &sdmmc_det &sdmmc_bus4>; + card-detect-delay =3D <800>; + status =3D "okay"; +}; + +&sdio { + #address-cells =3D <1>; + #size-cells =3D <0>; + cap-sd-highspeed; + cap-sdio-irq; + keep-power-in-suspend; + mmc-pwrseq =3D <&sdio_pwrseq>; + non-removable; + no-mmc; + no-sd; + status =3D "okay"; + + brcmf: wifi@1 { + compatible =3D "brcm,bcm43455-fmac", "brcm,bcm4329-fmac"; + reg =3D <1>; + interrupt-parent =3D <&gpio0>; + interrupts =3D ; + interrupt-names =3D "host-wake"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&wifi_host_wake>; + }; +}; + +&dmac0 { + status =3D "okay"; +}; + +&pinctrl { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&rtc_32k>; + + usb { + otg_vbus_drv: otg-vbus-drv { + rockchip,pins =3D <0 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + sdio-pwrseq { + wifi_enable_h: wifi-enable-h { + rockchip,pins =3D <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + wifi { + wifi_host_wake: wifi-host-wake { + rockchip,pins =3D <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_down>; + }; + }; + + bluetooth { + bt_reg_on: bt-reg-on { + rockchip,pins =3D <4 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + bt_wake_host: bt-wake-host { + rockchip,pins =3D <4 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + host_wake_bt: host-wake-bt { + rockchip,pins =3D <4 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; +}; + +&pwm0 { + status =3D "okay"; + pinctrl-0 =3D <&pwm0_pin_pull_down>; +}; + +&saradc { + vref-supply =3D <&vcc_1v8>; + status =3D "okay"; +}; + +&pwm3 { + status =3D "okay"; +}; + +&i2c1 { + status =3D "okay"; +}; + +&uart2 { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&uart2m0_xfer>; + status =3D "okay"; +}; + +&uart4 { + pinctrl-names =3D "default"; + uart-has-rtscts; + status =3D "okay"; + + bluetooth { + compatible =3D "brcm,bcm4345c5"; + clocks =3D <&cru SCLK_RTC32K>; + clock-names =3D "lpo"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&host_wake_bt &bt_wake_host &bt_reg_on>; + device-wakeup-gpios =3D <&gpio4 RK_PB4 GPIO_ACTIVE_HIGH>; + host-wakeup-gpios =3D <&gpio4 RK_PB2 GPIO_ACTIVE_HIGH>; + shutdown-gpios =3D <&gpio4 RK_PB3 GPIO_ACTIVE_HIGH>; + max-speed =3D <1500000>; + }; +}; + +&usb20_otg { + dr_mode =3D "peripheral"; + status =3D "okay"; +}; + +&u2phy { + status =3D "okay"; +}; + +&u2phy_otg { + status =3D "okay"; +}; + +&u2phy_host { + status =3D "okay"; +}; + +&usb_host_ehci { + status =3D "okay"; +}; + +&usb_host_ohci{ + status =3D "okay"; +}; --=20 2.34.1