From patchwork Wed Mar 5 19:46:38 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yao Zi X-Patchwork-Id: 871036 Received: from layka.disroot.org (layka.disroot.org [178.21.23.139]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D60E2252905; Wed, 5 Mar 2025 19:47:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.21.23.139 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741204024; cv=none; b=HdO1/1/o3+HVjlkaw5BV5gqyc69Lik7otvd3AD9v5gncmVJ6C2yybrni41ysAd+fsoW7cSENkfFyCgE4HZz7rfKWOzkRVQFH0Dv2twPp2bhpMPDO52jWOZBfZaFqULm3D1QXSIo9Q/M2moVsMwhUKtnBxBtEZ3pqWaZncDqzO+g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741204024; c=relaxed/simple; bh=Cs0UXnmHDTiLw3nJGpRGirh1JgzPrpDVR6LfngssIoM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=J1SYRRtVuRbIiqKJQ9jBFGR4FclCJWt2C3pMJFofkAZ23yJX40Lv0RnrVFBBj1Oo2a2M9Vt34dVu8tK5A2jkMZFBGmyYhoVW62RHuZwZKcR4n9LHi7UGUdgkAHAAUbwrm2E5d8WVYHk03I6Hv1UEH8qpm11JD498e8vU62xHNYU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org; spf=pass smtp.mailfrom=disroot.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b=gwirLofZ; arc=none smtp.client-ip=178.21.23.139 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=disroot.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b="gwirLofZ" Received: from mail01.disroot.lan (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 4879F20262; Wed, 5 Mar 2025 20:47:01 +0100 (CET) X-Virus-Scanned: SPAM Filter at disroot.org Received: from layka.disroot.org ([127.0.0.1]) by localhost (disroot.org [127.0.0.1]) (amavis, port 10024) with ESMTP id nYavXPYzK2LE; Wed, 5 Mar 2025 20:47:00 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1741204020; bh=Cs0UXnmHDTiLw3nJGpRGirh1JgzPrpDVR6LfngssIoM=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=gwirLofZWDZX5DLT57OCV/TyfjaJ9sAnYrPQXIJRqBPrDePDiBek8n/uhFRyCKWvW wtaP8GA3WE2MI6Db3AGyz/TBWWkT/N3JEl7ZJhQFQuYeoBH1LgFNeEJgrnhqtblLSx DhIW0oZ9AxgV7cu3rzFs47sepHnh+WdK/sa/Vjx8LFp4Hqr2kO57zjCouJtn47zGJ+ D2qLQIrGfpNCy8fusBiT9i0g9RtYLHrfZO5cne7vnuJWCJVNBYdWlFP+CT/QM16tqs cfitqt/3IU2hNpBWvJ+PiGLeeCK0/pfcUm3XsTskSQIPmLk7BRcX7GHQdhxCnLFdU0 WeuJ1cICDHYDA== From: Yao Zi To: Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Michael Turquette , Stephen Boyd , Shresth Prasad , Cristian Ciocaltea , Detlev Casanova , Jonas Karlman , Chukun Pan Cc: linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, Yao Zi Subject: [PATCH v2 8/8] arm64: dts: rockchip: Enable SD-card interface on Radxa E20C Date: Wed, 5 Mar 2025 19:46:38 +0000 Message-ID: <20250305194638.47187-1-ziyao@disroot.org> In-Reply-To: <20250305194217.47052-1-ziyao@disroot.org> References: <20250305194217.47052-1-ziyao@disroot.org> Precedence: bulk X-Mailing-List: linux-mmc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 SD-card is available on Radxa E20C board. Signed-off-by: Yao Zi --- .../boot/dts/rockchip/rk3528-radxa-e20c.dts | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts index 5346ef457c2a..a52a7924bb75 100644 --- a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts +++ b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts @@ -15,6 +15,10 @@ / { model = "Radxa E20C"; compatible = "radxa,e20c", "rockchip,rk3528"; + aliases { + mmc1 = &sdmmc; + }; + chosen { stdout-path = "serial0:1500000n8"; }; @@ -104,6 +108,18 @@ vcc5v0_sys: regulator-5v0-vcc-sys { regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; }; + + vccio_sd: regulator-vccio-sd { + compatible = "regulator-gpio"; + gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc_vol_ctrl_h>; + regulator-name = "vccio_sd"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + states = <1800000 0x0>, <3300000 0x1>; + vin-supply = <&vcc5v0_sys>; + }; }; &pinctrl { @@ -126,6 +142,12 @@ wan_led_g: wan-led-g { rockchip,pins = <4 RK_PC0 RK_FUNC_GPIO &pcfg_pull_none>; }; }; + + sdmmc { + sdmmc_vol_ctrl_h: sdmmc-vol-ctrl-h { + rockchip,pins = <4 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; }; &saradc { @@ -133,6 +155,18 @@ &saradc { status = "okay"; }; +&sdmmc { + bus-width = <4>; + cap-mmc-highspeed; + cap-sd-highspeed; + disable-wp; + no-sdio; + sd-uhs-sdr104; + vmmc-supply = <&vcc_3v3>; + vqmmc-supply = <&vccio_sd>; + status = "okay"; +}; + &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0m0_xfer>;