From patchwork Mon Aug 26 08:02:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marcin Juszkiewicz X-Patchwork-Id: 13777392 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 B9C8FC5321E for ; Mon, 26 Aug 2024 08:03:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=eUiqzS1lZRPeP8O583iBmu0CvoKgDlV2MjuCWXq/USw=; b=WNmExkcIPBfd/c dzSbgHrWtnRjTqTXEjOj7YtOXjpOJPI9fDjuFEQ0Ei0ZuL2IqSHVytA+v4Mc+aUXmR/n1nUGT29FF ajzHp3tnY+t00McRHJCunV144wasDfeQ16o40Ni66KANlSgHydLYB3kPSO0vnW/771AxLrEaB9Qrd xBgkXpK5O0Errpr8UDi2O3uwhUg7IIndvhHgBfVXfP+CUGkNN86CeDQylDWKrNA8GKmHH9rXr2+gu eNuf5c/Hd5+fil5/p5RTgi6h41po7gUGVT6VeQSX82RbwqJpzBg6mY6VIyQriT9BVKbs9NLQVNlpX 0yMgYWB36z5D0SY0MTUw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1siUhM-00000006OE5-0d6U; Mon, 26 Aug 2024 08:03:36 +0000 Received: from muminek.juszkiewicz.com.pl ([213.251.184.221]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1siUh9-00000006O4B-3XP9 for linux-rockchip@lists.infradead.org; Mon, 26 Aug 2024 08:03:25 +0000 Received: from localhost (localhost [127.0.0.1]) by muminek.juszkiewicz.com.pl (Postfix) with ESMTP id C1F6326198F; Mon, 26 Aug 2024 10:03:21 +0200 (CEST) X-Virus-Scanned: Debian amavis at juszkiewicz.com.pl Received: from muminek.juszkiewicz.com.pl ([127.0.0.1]) by localhost (muminek.juszkiewicz.com.pl [127.0.0.1]) (amavis, port 10024) with ESMTP id RHWEJKcfwgww; Mon, 26 Aug 2024 10:03:19 +0200 (CEST) Received: from puchatek.local (83.25.211.12.ipv4.supernova.orange.pl [83.25.211.12]) by muminek.juszkiewicz.com.pl (Postfix) with ESMTPSA id C09E826098C; Mon, 26 Aug 2024 10:03:16 +0200 (CEST) From: Marcin Juszkiewicz Date: Mon, 26 Aug 2024 10:02:51 +0200 Subject: [PATCH v5 7/7] arm64: dts: rockchip: add Mask Rom key on NanoPC-T6 MIME-Version: 1.0 Message-Id: <20240826-friendlyelec-nanopc-t6-lts-v5-7-ba33edda7f17@linaro.org> References: <20240826-friendlyelec-nanopc-t6-lts-v5-0-ba33edda7f17@linaro.org> In-Reply-To: <20240826-friendlyelec-nanopc-t6-lts-v5-0-ba33edda7f17@linaro.org> To: Heiko Stuebner , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, Jonas Karlman , Marcin Juszkiewicz X-Mailer: b4 0.14.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240826_010324_179978_69738B6F X-CRM114-Status: UNSURE ( 8.15 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Mask Rom key is connected to SARADC and can be read from OS. Signed-off-by: Marcin Juszkiewicz --- arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi index 399cc59320d1..d5c4b2b351ed 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi @@ -8,6 +8,7 @@ /dts-v1/; #include +#include #include #include #include "rk3588.dtsi" @@ -21,6 +22,20 @@ aliases { mmc1 = &sdmmc; }; + adc-keys-0 { + compatible = "adc-keys"; + io-channels = <&saradc 0>; + io-channel-names = "buttons"; + keyup-threshold-microvolt = <1800000>; + poll-interval = <100>; + + button-maskrom { + label = "Mask Rom"; + linux,code = ; + press-threshold-microvolt = <2000>; + }; + }; + chosen { stdout-path = "serial2:1500000n8"; };