From patchwork Thu Apr 17 14:40:05 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yao Zi X-Patchwork-Id: 882166 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 90F131AA7BA; Thu, 17 Apr 2025 14:40:29 +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=1744900831; cv=none; b=MqR4zqnhnxfHhoLr6FQ3x8zsqHB3WEqtnIbkgz+C4pJsAbMZxVkLQNYgBep0P6Fz++vt4LLaOFnkEg02DTqzCG1zVKxkxvjIopXTTjxgqLEUIxfAuAYibanC1GJFMmj/ThzKnrZ6T0koLwll8QfL2gPNHIuWTXZdUaUpP0COy2g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744900831; c=relaxed/simple; bh=ZPvO57N3CWtxySw34yH/mDBNk6iD06GBs31p5atwMFM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=HOxOOOn7g3CdJFA21/Tp3jHeS4bp68aINWCo85mDZAuFDLGBiHYV6F9hVCozxT4P9saLAm7KGpZ5HIlA6oWUPX8hg/chz42yyApF43L5+86oAIpwGeD1r5dkfLFbys657DfPYbeVsWIOB0kjJyOdMupbHINfbY0I8EgtAi89lzM= 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=Nmpb0fb7; 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="Nmpb0fb7" Received: from mail01.disroot.lan (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id B601225F8C; Thu, 17 Apr 2025 16:40:27 +0200 (CEST) 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 ktOTxphCqx0Q; Thu, 17 Apr 2025 16:40:27 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1744900820; bh=ZPvO57N3CWtxySw34yH/mDBNk6iD06GBs31p5atwMFM=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=Nmpb0fb72Zc6OMP5Igu4c63x5SOS8hlyqToQsxFeOSkBa1n/Vw+/jHgYI2heVUZBh xNi4zA8OMYbpUPs/SMVFWXSEC4GjRq5Lo90IBsjsxP7Qz5Av59BuogJVSQdcpitUvR 5gipKJTpzG+WyiXVJOA1ccQieCe71aBflyUY78gpIQvIKpKUAgBrSs1LREenFUeNHz UgK8wwdYtqqfUKIROOpE4sgIKyF1/NuKbZwRjXKc1221Ug+TvI9oiay6HmgU8fbi11 DOD3p0kbI96NkmELA+rG7XXdP77wfMLE4fld0MRXBRO1vmbz30XltpqQeIUqnbtb95 NAVR6ovJqLAzg== 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 v4 5/5] arm64: dts: rockchip: Enable SD-card interface on Radxa E20C Date: Thu, 17 Apr 2025 14:40:05 +0000 Message-ID: <20250417144005.43927-1-ziyao@disroot.org> In-Reply-To: <20250417143647.43860-1-ziyao@disroot.org> References: <20250417143647.43860-1-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 | 30 +++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts index 57a446b5cbd6..09d917a0acc5 100644 --- a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts +++ b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts @@ -17,6 +17,7 @@ / { aliases { mmc0 = &sdhci; + mmc1 = &sdmmc; }; chosen { @@ -108,6 +109,18 @@ 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 { @@ -130,6 +143,12 @@ 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 { @@ -148,6 +167,17 @@ &sdhci { status = "okay"; }; +&sdmmc { + bus-width = <4>; + cap-mmc-highspeed; + cap-sd-highspeed; + disable-wp; + sd-uhs-sdr104; + vmmc-supply = <&vcc_3v3>; + vqmmc-supply = <&vccio_sd>; + status = "okay"; +}; + &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0m0_xfer>;