From patchwork Tue Oct 5 15:59:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hector Martin X-Patchwork-Id: 12537135 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 117F1C433F5 for ; Tue, 5 Oct 2021 16:03:45 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id D612561215 for ; Tue, 5 Oct 2021 16:03:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org D612561215 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=marcan.st Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=7pXT4BouUo+yL71gLt64OAdHeVw+4f97mofQ0n7RwCc=; b=d9+Xj37ut3NXGh yPiBaTbM62l9/JXO+tyvBIyBH0erR31d8sQAsdambwwCtDOtne1Cifa7ABi/Cntw2COV4RkR87vXT YcCkyCeAW7h2YjnRfuXJphhnlJgo2jYvPotXOJTQ+/1mpLvWD0RU2JjVpklCWM5Y28ETLb5wd1yKD ZGcFzOLV+9PtNYwkKetPoSxB1pOpDpL7q2h+xjBnKbXUqYRwcLJgmHh5P4i9l1TO+gsAtZ8wqn6/m 6HGZSrMoK9qGxzjzKxZ1gOd+oySBiq57nQ1tY7g4ycxuqe4eV227K4Tc3oUeQ9Mu+aKpyxb+3zKxo AcuRiNflwGYptXDcBCgg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mXmsw-00BChb-9u; Tue, 05 Oct 2021 16:01:43 +0000 Received: from marcansoft.com ([2a01:298:fe:f::2] helo=mail.marcansoft.com) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mXmre-00BC9p-Kt for linux-arm-kernel@lists.infradead.org; Tue, 05 Oct 2021 16:00:24 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: hector@marcansoft.com) by mail.marcansoft.com (Postfix) with ESMTPSA id 9D01C4248E; Tue, 5 Oct 2021 16:00:16 +0000 (UTC) From: Hector Martin To: linux-arm-kernel@lists.infradead.org Cc: Hector Martin , Marc Zyngier , Rob Herring , Arnd Bergmann , Linus Walleij , Alyssa Rosenzweig , Krzysztof Kozlowski , Greg Kroah-Hartman , Mark Kettenis , Philipp Zabel , "Rafael J. Wysocki" , devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-serial@vger.kernel.org Subject: [PATCH 7/7] arm64: dts: apple: t8103: Add UART2 Date: Wed, 6 Oct 2021 00:59:23 +0900 Message-Id: <20211005155923.173399-8-marcan@marcan.st> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211005155923.173399-1-marcan@marcan.st> References: <20211005155923.173399-1-marcan@marcan.st> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211005_090022_903770_38BC55E5 X-CRM114-Status: GOOD ( 12.38 ) 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 This UART is connected to the debug port of the WLAN module. It is mostly useless, but makes for a good test case for runtime-pm without having to unbind the console from the main system UART. Signed-off-by: Hector Martin Reviewed-by: Mark Kettenis --- arch/arm64/boot/dts/apple/t8103-j274.dts | 5 +++++ arch/arm64/boot/dts/apple/t8103.dtsi | 12 ++++++++++++ 2 files changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/apple/t8103-j274.dts b/arch/arm64/boot/dts/apple/t8103-j274.dts index e0f6775b9878..16c5eb7f53b1 100644 --- a/arch/arm64/boot/dts/apple/t8103-j274.dts +++ b/arch/arm64/boot/dts/apple/t8103-j274.dts @@ -17,6 +17,7 @@ / { aliases { serial0 = &serial0; + serial2 = &serial2; }; chosen { @@ -43,3 +44,7 @@ memory@800000000 { &serial0 { status = "okay"; }; + +&serial2 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi index 63056ddc7ef7..844ed7bd0451 100644 --- a/arch/arm64/boot/dts/apple/t8103.dtsi +++ b/arch/arm64/boot/dts/apple/t8103.dtsi @@ -126,6 +126,18 @@ serial0: serial@235200000 { status = "disabled"; }; + serial2: serial@235208000 { + compatible = "apple,s5l-uart"; + reg = <0x2 0x35208000 0x0 0x1000>; + reg-io-width = <4>; + interrupt-parent = <&aic>; + interrupts = ; + clocks = <&clkref>, <&clkref>; + clock-names = "uart", "clk_uart_baud0"; + power-domains = <&ps_uart2>; + status = "disabled"; + }; + aic: interrupt-controller@23b100000 { compatible = "apple,t8103-aic", "apple,aic"; #interrupt-cells = <3>;