From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 997FF1803D; Tue, 14 Nov 2023 10:02:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="dhtfD1f+" Received: from relay7-d.mail.gandi.net (relay7-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::227]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 428D8191; Tue, 14 Nov 2023 02:02:03 -0800 (PST) Received: by mail.gandi.net (Postfix) with ESMTPSA id E62F920011; Tue, 14 Nov 2023 10:01:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1699956121; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=1lnq+WegjgapWVtw6ANN/5vC9p0PJaSZ3zKf7qrNvjU=; b=dhtfD1f+VCI1J5EjE6P+5EQj/6WvGKBcBWpBLhsKnokMDHowszRitrJYBCniWoswNtR5r3 D7PmJQeF88qog6nkkqo2a6vxUVJ9LUrlJnc+ji3L5dlGwP4nRRdY61hva5VZNhnY2ja+jh 51Pjhu1nKEjVY0VBzwTiX+21k1Ep0GsfveVIrbepJ9L9fx/yeOvlD0/FjPU92UAUwt8XF9 mLlARSGPBEAevbw2Idkao2+7hiovlt9GMsjV3wgjryuGFogGKaMJXYROnjeBKlj488LC9R w8wUlneRLGrvx/qliscN5TazNDoTSDnb53yZIpPDWEKjNQuIzWRSmwnbnUz6TQ== From: Gregory CLEMENT To: =?utf-8?Q?Th=C3=A9o?= Lebrun , Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Roger Quadros , Peter Chen , Pawel Laszczak , Nishanth Menon , Vignesh Raghavendra , Tero Kristo Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, =?utf-8?Q?Th=C3=A9o?= Lebrun Subject: Re: [PATCH 6/6] arm64: dts: ti: k3-j7200: use J7200-specific USB compatible In-Reply-To: <20231113-j7200-usb-suspend-v1-6-ad1ee714835c@bootlin.com> References: <20231113-j7200-usb-suspend-v1-0-ad1ee714835c@bootlin.com> <20231113-j7200-usb-suspend-v1-6-ad1ee714835c@bootlin.com> Date: Tue, 14 Nov 2023 11:01:59 +0100 Message-ID: <87wmuk64bs.fsf@BL-laptop> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-GND-Sasl: gregory.clement@bootlin.com Hello Th=C3=A9o, > On our platform, suspend-to-idle or suspend-to-RAM turn the controller > off thanks to a power-domain. This compatible triggers reset on resume > behavior to reconfigure the hardware. > > Signed-off-by: Th=C3=A9o Lebrun > --- > arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/= dts/ti/k3-j7200-main.dtsi > index 709081cd1e7f..581905d9199e 100644 > --- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi > @@ -788,7 +788,7 @@ pcie1_ep: pcie-ep@2910000 { > }; >=20=20 > usbss0: cdns-usb@4104000 { > - compatible =3D "ti,j721e-usb"; > + compatible =3D "ti,j7200-usb"; What about keeping the old compatible as fallback in the unlikley case we have a new dtb with an old kernel ? Gregory > reg =3D <0x00 0x4104000 0x00 0x100>; > dma-coherent; > power-domains =3D <&k3_pds 288 TI_SCI_PD_EXCLUSIVE>; > > --=20 > 2.41.0 > > --=20 Gregory Clement, Bootlin Embedded Linux and Kernel engineering http://bootlin.com