From nobody Tue Oct 7 00:29:58 2025 Received: from out-188.mta1.migadu.com (out-188.mta1.migadu.com [95.215.58.188]) (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 F14D34A11 for ; Wed, 16 Jul 2025 08:34:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.188 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752654858; cv=none; b=fO6hi6OujpCIAfOHxqHLsBt554hrwYi4gH2557n0ixgSyHYtFeqIVXLnOCoIKuQhWqbSyCGTAvWUjnqvhgmTKEY8UahT9x/TNiOc1BRpc4ziz2MBdVed+5knqHlLu0aVCFEgMmtpOBm0RHODTUI09tvzkqaG3dhhjKUMUBM2fY8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752654858; c=relaxed/simple; bh=ydOKoqOKw48ncDCsXKz/D/L7szBR62IeOqgtQXpK0a4=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=CTYAycTHFl4iGQhZj45BKy7YuLVF2Nblufm4aFuzBu+kOsr90okT3Lk4beZv6GQ8mbovV1ZYaNY2+9L66V5B+Ccry6Yok3wr+3zbyeVdBvhjeT+9d9asM4rNupmXueo3cUtoFCGybK9mAaaaFcrIg+PEJRO7ztjCy5M1kiR+aco= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=cknow.org; spf=pass smtp.mailfrom=cknow.org; dkim=pass (2048-bit key) header.d=cknow.org header.i=@cknow.org header.b=kw8DYr/s; arc=none smtp.client-ip=95.215.58.188 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=cknow.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=cknow.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=cknow.org header.i=@cknow.org header.b="kw8DYr/s" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cknow.org; s=key1; t=1752654842; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=S8/W6hICoFcDRQTv0VXVXPyibPJUZoDyo7YncpLNyV8=; b=kw8DYr/sutCa5fwfr6RBJuRaN41yB1dumvTFOuKWQbwfa+vZLP1kHi/Yw98H0V/KPPKjWI VGk4tZGFrnwvKC+9z/or9CX1k7C9KLok60tEV1p2jaXj442qKUwgwShGgTBmyWsOe0Q6Ur OmdB889BCa9O7qG07r9Jhg0RB3hSdhOOnS5HvmYKYI2d/baPI6iqoev4tCgMj/d24HsKXD piGKGzmy3L7avBwIf6jeLjMuiMAnt4jRI5N9D46DrBL4Motlt28K4xMuJ1Ws38MDyvx9Sf a+Wcm/rIPrAQSfVWxz4klgccZUdFjGhOE+3UKe8idfrkr5q7y21MO+YiW5lEFg== From: Diederik de Haas To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner Cc: Dragan Simic , Johan Jonker , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Diederik de Haas Subject: [PATCH] arm64: dts: rockchip: Add maskrom button to R5S + R5C Date: Wed, 16 Jul 2025 10:33:35 +0200 Message-ID: <20250716083355.327451-1-didi.debian@cknow.org> 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-Migadu-Flow: FLOW_OUT Content-Type: text/plain; charset="utf-8" Both the R5S and R5C have a MASKROM button connected via saradc. For both the R5S as the R5C it's described on page 9 of their respective schematic, identified as 'Recovery'. Signed-off-by: Diederik de Haas --- .../arm64/boot/dts/rockchip/rk3568-nanopi-r5s.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5s.dtsi b/arch/arm= 64/boot/dts/rockchip/rk3568-nanopi-r5s.dtsi index f4d042bdd328..e3f44ea4eabe 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5s.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5s.dtsi @@ -25,6 +25,20 @@ chosen: chosen { stdout-path =3D "serial2:1500000n8"; }; =20 + adc-keys { + compatible =3D "adc-keys"; + io-channels =3D <&saradc 0>; + io-channel-names =3D "buttons"; + keyup-threshold-microvolt =3D <1800000>; + poll-interval =3D <100>; + + button-maskrom { + label =3D "MASKROM"; + linux,code =3D ; + press-threshold-microvolt =3D <0>; + }; + }; + hdmi-con { compatible =3D "hdmi-connector"; type =3D "a"; --=20 2.50.0