From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4ABE2E674AF for ; Mon, 22 Dec 2025 13:33:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=xIQHEpYlJdjAzhSSiNHyixl/z+6+WF1tijlCEgseJiQ=; b=LSHtWGCHZrZctd61Xy5z4eeLcv Z8M2AL+nfKS+acYxfiyIW7h5x0UER7kYXjB4jq9Zl33OfBCl38aF4vxGTdjFtCRKEmB6BRZE/1ohX F3iiShpipl5CeNR1kYOYGrqW2pqwmWkLkNM5wRr3FMeByZtNF8vqlBX744y1b8Qc3/Ooq3ODYNEab A42w9YQXy6MHFHtQC5YY6n5qNHfygX2BphIAQf2zYptFr0XL9DQFjXe2ovKHkyCyCGkf8C4Ey5QTq pZWJW4KCmVKK4xjJBLsWn7DdF82beOjslbk/oWN4Os42ZB9rbFdJ9pAY6tCaVGFWtLNZTjf8hNd4g Sktqog9w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vXg2O-0000000DodX-3fkZ; Mon, 22 Dec 2025 13:33:24 +0000 Received: from sender4-pp-f112.zoho.com ([136.143.188.112]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vXg2N-0000000Docr-0bI0; Mon, 22 Dec 2025 13:33:24 +0000 ARC-Seal: i=1; a=rsa-sha256; t=1766410379; cv=none; d=zohomail.com; s=zohoarc; b=euv+u++lrBDdHfL/UveqiiNdvqYsULgbwGwJ606ibleQy3JzBUf97GfdEeY47aDhJR2gP0pYVm/Q2iaeB3FNFdH2jqOnAU9C2YgQ9gikt+wMfZLUYQZdz7waqv9kUY2cIqfitTjRcrdgX4YiKX2fP6FaAHTo8RJNrDSWVzF2w0E= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1766410379; h=Content-Type:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:Subject:To:To:Message-Id:Reply-To; bh=xIQHEpYlJdjAzhSSiNHyixl/z+6+WF1tijlCEgseJiQ=; b=MC8cftZ4Wh4hyIumUsTMAmISv5hgKEkPXguuFGIUwCyJB4sGqTN66OwyPe3jMVqzOWC69YZ+7ae4d/VmjlWt806zg/IhbC1Z9x1t3glIIQ1WYN4+UBfr+IJTQXzokViSG5AyaK2WUI7nuuYvM6BcfknsD0pvUzhAbUARfjkMxyk= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=sebastian.reichel@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1766410379; s=zohomail; d=collabora.com; i=sebastian.reichel@collabora.com; h=Date:Date:From:From:To:To:Cc:Cc:Subject:Subject:Message-ID:References:MIME-Version:Content-Type:In-Reply-To:Message-Id:Reply-To; bh=xIQHEpYlJdjAzhSSiNHyixl/z+6+WF1tijlCEgseJiQ=; b=U9CcIWgzlnf3M1Uf9mk7bDddsdZxtOg2plSWZjj8XrKbU5Q/A275Y/q6MO8tZRLq P/qtGRy31txKLEmk6NA4hg1y6/xC3Dawv7U/Qn2jwzX2Eg1kCVVK167eIKP6XQtxxW9 wfZ0JPyR4I89UUe2Vb+rtOtPsES691q4OqBPZxp8= Received: by mx.zohomail.com with SMTPS id 1766410376673158.54540855926552; Mon, 22 Dec 2025 05:32:56 -0800 (PST) Received: by venus (Postfix, from userid 1000) id 13169180421; Mon, 22 Dec 2025 22:32:53 +0900 (JST) Date: Mon, 22 Dec 2025 14:32:53 +0100 From: Sebastian Reichel To: Chukun Pan Cc: Heiko Stuebner , Rob Herring , Conor Dooley , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH 3/3] arm64: dts: rockchip: enable saradc for ArmSoM Sige5 Message-ID: References: <20251220100010.26643-1-amadeus@jmu.edu.cn> <20251220100010.26643-3-amadeus@jmu.edu.cn> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="fqerxpmbaspw64pr" Content-Disposition: inline In-Reply-To: <20251220100010.26643-3-amadeus@jmu.edu.cn> X-Zoho-Virus-Status: 1 X-Zoho-Virus-Status: 1 X-Zoho-AV-Stamp: zmail-av-1.5.1/266.382.52 X-ZohoMailClient: External X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251222_053323_379837_80645B83 X-CRM114-Status: GOOD ( 17.01 ) 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 --fqerxpmbaspw64pr Content-Type: text/plain; protected-headers=v1; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Subject: Re: [PATCH 3/3] arm64: dts: rockchip: enable saradc for ArmSoM Sige5 MIME-Version: 1.0 Hi, On Sat, Dec 20, 2025 at 06:00:10PM +0800, Chukun Pan wrote: > Add ADC support to ArmSoM Sige5 board. >=20 > Signed-off-by: Chukun Pan > --- The reference voltage is different between the different board revisions. Older boards (1.1 and 1.2) have SARADC_AVDD1V8 connected to &vcca_1v8_s0, but newer boards (1.3) use VCCA1V8_PLDO2_S0 instead. I guess considering &vcca1v8_pldo2_s0 is marked as always on, we can ignore this difference, but I think it's worth a comment in the DT and the commit description. Otherwise: Reviewed-by: Sebastian Reichel -- Sebastian > arch/arm64/boot/dts/rockchip/rk3576-armsom-sige5.dts | 5 +++++ > 1 file changed, 5 insertions(+) >=20 > diff --git a/arch/arm64/boot/dts/rockchip/rk3576-armsom-sige5.dts b/arch/= arm64/boot/dts/rockchip/rk3576-armsom-sige5.dts > index a0d8f52a706f..d372ba252af8 100644 > --- a/arch/arm64/boot/dts/rockchip/rk3576-armsom-sige5.dts > +++ b/arch/arm64/boot/dts/rockchip/rk3576-armsom-sige5.dts > @@ -897,6 +897,11 @@ &sai6 { > status =3D "okay"; > }; > =20 > +&saradc { > + vref-supply =3D <&vcca_1v8_s0>; > + status =3D "okay"; > +}; > + > &sdhci { > bus-width =3D <8>; > full-pwr-cycle-in-suspend; > --=20 > 2.25.1 >=20 >=20 --fqerxpmbaspw64pr Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEE72YNB0Y/i3JqeVQT2O7X88g7+poFAmlJSIQACgkQ2O7X88g7 +ppiNA/+Oz78Q2ztqHrQtTLANPeQP2v3zZOQNOq3eUh37wBDzqR6NPJp/jgf56d4 JYluiTzA/Wc2O55RRMQwzm50fDYR+4sYiQnS7iv4pf9re7amtGEAUYM+Qi0RMJ4u Ff7DJKq8h52cIwKKwZyPAJPBplMYN2jjMYB9fck1s81VJnY0yVEqSzCmdgYA+NHu rmEFp0RJWGYqbvoa5F6RUrjkpR0LpxxYVrPAdrNyh+I3ASzkPzx9EaxfQDdfPN0M kxNqUNQ4tEkuJTTq5NSGJLeQkYULB0+0bbRMov9KU5pG5Hjng3ExHMXrzRMSyl5a iJ/McrXu+PAp0MUjXVjt4eEMaqHnYVn0n5DWs0NChJ2+ebGigtXQAAcF4C8ME+YK FrdU2C3+lYw/XVTSHFoO434BPfQUOoF0VvvqVXtIAufLgNpzy8HtpvVtNdjZulkU E/a6qxrOjdChJJIiH4QOV/HBPOx3RPeLWL2y/6BFIZkYkrKDY9zdK1qnw/05S3PB 6py22qpb8sQ9PnE+0xnu+S+PauFu/i2KviLFBSpASae70tVuFZBg0gK3t2tK122V w7LfdYcriQXK8QLNVCTn8YWCmNA1BRqe3k9WCC/8P/XtepI6OJwrX1ogCmScoTqp psWg7UDw6A5UqSMjWdY/lVZ8mha+7BMVp3cf1mwXme0+dcyIzsw= =YKZm -----END PGP SIGNATURE----- --fqerxpmbaspw64pr--