From patchwork Mon Oct 25 14:47:18 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hector Martin X-Patchwork-Id: 12582031 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 B5211C4332F for ; Mon, 25 Oct 2021 14:48:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9745460EBC for ; Mon, 25 Oct 2021 14:48:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233594AbhJYOvO (ORCPT ); Mon, 25 Oct 2021 10:51:14 -0400 Received: from marcansoft.com ([212.63.210.85]:38708 "EHLO mail.marcansoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233591AbhJYOuf (ORCPT ); Mon, 25 Oct 2021 10:50:35 -0400 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 5BD8541E57; Mon, 25 Oct 2021 14:48:06 +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" , Johan Hovold , 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, Mark Kettenis Subject: [PATCH v2 8/8] arm64: dts: apple: t8103: Add UART2 Date: Mon, 25 Oct 2021 23:47:18 +0900 Message-Id: <20211025144718.157794-9-marcan@marcan.st> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211025144718.157794-1-marcan@marcan.st> References: <20211025144718.157794-1-marcan@marcan.st> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.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. Reviewed-by: Mark Kettenis Signed-off-by: Hector Martin --- 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 1d0fac1747c7..92f938a1ad3b 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>;