From mboxrd@z Thu Jan 1 00:00:00 1970 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 862DEC55822 for ; Tue, 4 Aug 2026 15:23:33 +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: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=PTJyzc/zMCZOX2O75cjdUrm8CpljF+Yy2jrwQvp1lV4=; b=26d71vTwhRfBuFKF/D1Wu0I8Pt 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Content-Transfer-Encoding:cc:content-transfer-encoding: content-type:date:from:message-id:mime-version:reply-to:subject: to; b=mV569GzOF+mxE3Nsy1VsMVlakw7D9KJqo7+RiQ9O76d32V5Oru6f1/la29j8cgs7 74WmlFHZzV9fSiv3ScEaXTHb7CnhTiB6VPvy5073GYD161hNAYodP0ZMgsm4cQei4 7sv77g/8VOl8otqxsin2wGJB52jo++8krL9RXvBoImh8guwSXhqditjORpmpn62t6 sIis/xk70Xyg0zpnxFeJ379qSGYtATgQ4is0YZ9NjL97ztp2A1XqKMF+8p9qhbpxA XzfgiAvK/bVEEoHTgn8wws5k34Fi2ESgKOth6li0RxZjwqAunXVkA5TrUGtf7rWY+ K5e/L4ynGScxo5UzIg== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Received: from client.hidden.invalid by mail.gmx.net (mrgmx104 [212.227.17.168]) with ESMTPSA (Nemesis) id 1MVvPJ-1wRaIE05kj-00ONvS; Tue, 04 Aug 2026 16:57:11 +0200 Message-ID: <6ed9b2e5-b700-477a-8f6f-cb48c597a111@gmx.net> Date: Tue, 4 Aug 2026 16:57:09 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 2/2] arm64: dts: broadcom: bcm2712-d-rpi-5-b: add compatible To: Gregor Herburger , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Broadcom internal kernel review list , Ray Jui , Scott Branden , Eric Anholt Cc: devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20260804-bcm2712-d-stepping-compatible-v3-0-1860094486eb@linutronix.de> <20260804-bcm2712-d-stepping-compatible-v3-2-1860094486eb@linutronix.de> Content-Language: en-US From: Stefan Wahren Autocrypt: addr=wahrenst@gmx.net; keydata= xjMEZ1dOJBYJKwYBBAHaRw8BAQdA7H2MMG3q8FV7kAPko5vOAeaa4UA1I0hMgga1j5iYTTvN IFN0ZWZhbiBXYWhyZW4gPHdhaHJlbnN0QGdteC5uZXQ+wo8EExYIADcWIQT3FXg+ApsOhPDN NNFuwvLLwiAwigUCZ1dOJAUJB4TOAAIbAwQLCQgHBRUICQoLBRYCAwEAAAoJEG7C8svCIDCK JQ4BAP4Y9uuHAxbAhHSQf6UZ+hl5BDznsZVBJvH8cZe2dSZ6AQCNgoc1Lxw1tvPscuC1Jd1C TZomrGfQI47OiiJ3vGktBc44BGdXTiQSCisGAQQBl1UBBQEBB0B5M0B2E2XxySUQhU6emMYx f5QR/BrEK0hs3bLT6Hb9WgMBCAfCfgQYFggAJhYhBPcVeD4Cmw6E8M000W7C8svCIDCKBQJn V04kBQkHhM4AAhsMAAoJEG7C8svCIDCKJxoA/i+kqD5bphZEucrJHw77ujnOQbiKY2rLb0pE 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KG7LmeAKNeWAe/1/jvbR3pvEwQf/tU+py1+conNEFeAmLPRCahmZ2Pju0R X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260804_082318_775215_E29872F2 X-CRM114-Status: GOOD ( 18.47 ) 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 Hi Gregor, sorry for my late reply. Am 04.08.26 um 15:13 schrieb Gregor Herburger: > The bcm2712 found on the Raspberry Pi 5 is available in the d Stepping > and in a c Stepping. There are two separate dts files. The > bcm2712-rpi-5-b.dts for the c Stepping and the bcm2712-d-rpi-5-b.dts for > the d Stepping. The d stepping does not set its own compatible/model > string but uses "raspberrypi,5-model-b". In case the SoC and not the board has a D stepping, why do just change=20 the board compatible without the SoC compatible like "brcm,bcm2712-d0"? > > These two steppings are not compatible. Booting with the wrong dtb file > causes a crash at boot. This sounds like the patch should have a fixes tag? > > Add a compatibles string "raspberrypi,5-model-b-d0" to allow us to > distinguish between those two steppings. > > Signed-off-by: Gregor Herburger > --- > arch/arm64/boot/dts/broadcom/bcm2712-d-rpi-5-b.dts | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/arch/arm64/boot/dts/broadcom/bcm2712-d-rpi-5-b.dts b/arch/a= rm64/boot/dts/broadcom/bcm2712-d-rpi-5-b.dts > index 127be0fc27c22..5a86ad69645c3 100644 > --- a/arch/arm64/boot/dts/broadcom/bcm2712-d-rpi-5-b.dts > +++ b/arch/arm64/boot/dts/broadcom/bcm2712-d-rpi-5-b.dts > @@ -3,6 +3,11 @@ > =20 > #include "bcm2712-rpi-5-b.dts" > =20 > +/ { > + compatible =3D "raspberrypi,5-model-b-d0", "brcm,bcm2712"; > + model =3D "Raspberry Pi 5 d0 Stepping"; > +}; > + > &gio_aon { > brcm,gpio-bank-widths =3D <15 6>; > =20 >