From patchwork Sun Feb 23 12:56:13 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Wahren X-Patchwork-Id: 13987041 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 24FE1C021B2 for ; Sun, 23 Feb 2025 13:00:55 +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:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; 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b=kD4TUfWZEP27ktDphP6TLIFtLqDAzh/XdBN1DU2rv93CzPK5PP6DzyqeH/xwBjMT QVRs8mYAUtqx/DRayVHe5CAmACjLz0VvhNz13RSU7ILIHPDAkb9ZX1H0nbgke+0mM wpGDHtlAFhLhJEd3BiX/BX9tVw99QIbo3JgrHFuCS5rbT/64tsKF51pta4awIWK55 senSMSqAngAeBuvytM8HymE1vVPxx5zgB7Nsq+kr6cxL9oeo7Q1XIKdyPYazTS/f7 sc+TdKnmcWElVKej1eAeVFKUgqLNANEUQL5h9YOuE+Ed8H88k1Yz4kRhXcfzf9XP6 MezJlKjHHt02Q5szMg== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Received: from stefanw-SCHENKER ([37.4.251.153]) by mail.gmx.net (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MXXuH-1tojqn1mut-00RtW8; Sun, 23 Feb 2025 13:57:38 +0100 From: Stefan Wahren To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli Cc: Phil Elwell , linux-arm-kernel@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, devicetree@vger.kernel.org, Andrea della Porta , Stefan Wahren Subject: [PATCH 1/2] ARM: dts: bcm2711: PL011 UARTs are actually r1p5 Date: Sun, 23 Feb 2025 13:56:13 +0100 Message-Id: <20250223125614.3592-2-wahrenst@gmx.net> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250223125614.3592-1-wahrenst@gmx.net> References: <20250223125614.3592-1-wahrenst@gmx.net> MIME-Version: 1.0 X-Provags-ID: V03:K1:tJfhFtLlSGhjDfQBOf4zyVel94Tr2+RePyIQd+wtxYdxooAheJi AVO1n0o1lTf1wTOOQiNNpvqnKbJva6Kge82l7FuVljgP3iNjXDqLAsuTXlrOuBtxw4sz7c3 lfIy/xA7G20FvQclkUmd/BtU/mVe6tA2Y+YU9hS3wkBHH90JfpvXDWuKMNbHoJU0/8A5eV6 1lbwInj8sAw6B29+NhUog== UI-OutboundReport: notjunk:1;M01:P0:epv+g7wgT2U=;PxNsoeA0w2+4YjCTVlJt4Cvp+aM nNcR231aF95ttCymSmoY/EGQGW2uZD7kjT6ShKy7oQraX9Ae5USywcyfPXCv+GaSGNiH6rmH3 qPrXwIMyECD9/WU8Eo8390pKx1ns7moZKhCIlruYnHLvRHsscCJDpHKpUV5kogBqyhvNIj65+ EWQQc9FsZA46goztD97RaVH6gmpAbrrQKJP/hlUiX8v7/vnWkypzD9n7HGVwIV3UHaC1dPgZQ ccznzb6yufEN7sxxwjISsPTf84sdwtbXqQPh1QbsMHQI+ujYri2GV/kHSqeRqYFzpRKv7b6ti ueC/Q0PD53AXl2gFsZkcYbExsSBx0qAmm7R/UQYMFjzDD4KDIOEbZBXF0tTORQCJF95+oiHuy exLa8RaxdeHO8y4eltJz5+251i+cuUt4VkYxTTXawrEel8bes034aMjddG7K+JOBScz7+YBsg BMlfry9eryq7aWxhWQc8ORdENOfqh1Yoq7N4hbVLl0u5RRYbL+aYdsgloYqjyFqY4YhedOdEn aQ72BpmknYdvoR2bRELaOjuhjODarIRXKohXflSJOMmP+ULylpRmjTwMgLn8drfI7scsh/s1/ 6qHi8rsl5tlH5+YrP18WciuI3Bhzcj4BW77klWsk/OlcLvq6tByosctxFv+qg0EPrbVuQxhdx irtiHBCAgnSrPFJ2UMgobWAHFixUWLR/e7OJg8D9htP12X8NMfZVFJfBv2HKhIJ+WZHTxvxZ5 NzrdCV5R4fWXNuHVoOaYjcGOVbVg+FcgT06/N2ndTrTBM5b29veI7jx4gVM1AtBcGp7xKCN/M 3/4ktP9KSsSdq9Mi8SNpLNpWggpFI1FJYl0GECtylZgGjGpdcjR/wKICfdhySX9J84mp+7k4K nOD1bTspBmdG+7OhsqZ66QdCVSJ4XDBGD1KbeCY7FTdBzJU5kZY5z0n7rOEG8T8emuJ2Kzn/B PHtwb0s8qNbCXLokVF2NBY8n0qGXt7oki0Nw+tsHqtyWJ0GUo5adSdc0C/ct4p/OxBuh1GhHA aIta7hEUh3cssFQP8AiGn6RwTRrPLYVWzsM/lyMFKHuN88EWXwUw/O0em0oX6VO7TAnEstb+s XFzHczei+vuhTiuT70YRCExD+ceYxJg+BWGuxVIRZwuqFai9hpGzO2ukBnqAATpli41juyscB dFhxUHdRKng6yXOKeavWz+IDvqQPZ657yx1nZqeNrVKbIkqhKlUcUDN17vW26fIdK7DO/okY+ kVjFGlK3tdW+dMumj8ILNIiHHCDF0Ac5fSe/zH6nmMGUFNhKM++p8hfQ0UOViIVcWxmc3TJi6 5tPePqFVBmg/T3N1jCxMfB+D172Umjw5c5LAwF2jP1CpRzFf3DsaNzHtaoA2cIdn9BnQqUBAM d4iNNipwE0+9fcOD/+0Gk3qda11lb0xxr2K/JfsO7uD3s4SNiKuMPX7VUB X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250223_045746_747489_480DCD63 X-CRM114-Status: GOOD ( 10.06 ) 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 From: Phil Elwell The ARM PL011 UART instances in BCM2711 are r1p5 spec, which means they have 32-entry FIFOs. The correct periphid value for this is 0x00341011. Thanks to N Buchwitz for pointing this out. Signed-off-by: Phil Elwell Signed-off-by: Stefan Wahren --- arch/arm/boot/dts/broadcom/bcm2711.dtsi | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) -- 2.34.1 diff --git a/arch/arm/boot/dts/broadcom/bcm2711.dtsi b/arch/arm/boot/dts/broadcom/bcm2711.dtsi index 7cf93fdc676c..cdccdef267f7 100644 --- a/arch/arm/boot/dts/broadcom/bcm2711.dtsi +++ b/arch/arm/boot/dts/broadcom/bcm2711.dtsi @@ -134,7 +134,7 @@ uart2: serial@7e201400 { clocks = <&clocks BCM2835_CLOCK_UART>, <&clocks BCM2835_CLOCK_VPU>; clock-names = "uartclk", "apb_pclk"; - arm,primecell-periphid = <0x00241011>; + arm,primecell-periphid = <0x00341011>; status = "disabled"; }; @@ -145,7 +145,7 @@ uart3: serial@7e201600 { clocks = <&clocks BCM2835_CLOCK_UART>, <&clocks BCM2835_CLOCK_VPU>; clock-names = "uartclk", "apb_pclk"; - arm,primecell-periphid = <0x00241011>; + arm,primecell-periphid = <0x00341011>; status = "disabled"; }; @@ -156,7 +156,7 @@ uart4: serial@7e201800 { clocks = <&clocks BCM2835_CLOCK_UART>, <&clocks BCM2835_CLOCK_VPU>; clock-names = "uartclk", "apb_pclk"; - arm,primecell-periphid = <0x00241011>; + arm,primecell-periphid = <0x00341011>; status = "disabled"; }; @@ -167,7 +167,7 @@ uart5: serial@7e201a00 { clocks = <&clocks BCM2835_CLOCK_UART>, <&clocks BCM2835_CLOCK_VPU>; clock-names = "uartclk", "apb_pclk"; - arm,primecell-periphid = <0x00241011>; + arm,primecell-periphid = <0x00341011>; status = "disabled"; }; @@ -1175,6 +1175,7 @@ &txp { }; &uart0 { + arm,primecell-periphid = <0x00341011>; interrupts = ; };