From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 F283538F91; Wed, 7 Aug 2024 05:48:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723009732; cv=none; b=ZnYA+cdBMx1yPW8aC+fs1Sc6d9DtI9HzX9vHfT5PgtnK5rRrd8Kgz8AGc9/rxbGBFWM2FKNOITjkpJHmaIO+UL48+odiOyr9eTNDSH/rca7i4MCB64EN9c3im8QbU3kdSCX1ergg48nHgT3+GVYp2cTf+vqjWCcCUG4m8HQEdNI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723009732; c=relaxed/simple; bh=7TOy/TGX7VYmu/wSfP6QxOUeNZrbY4x1S85hALiXO+8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=FL/duBzPYTGwU1rL+gANBYjvPc/A/5kapyJE0tQnqd6hOpCGTyCOjMpqYu6JaFmEZotNEOXubqEhOF3+lzPrJaQLkpluWVbkTLmgPXtTvce6Akd+hLJ4eSn/QruUDkMpq2UHyL7c8rKsVbYVDZeAPN34eUH/CWVAx6/Q/hd+W/A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=M6RndzNe; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="M6RndzNe" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CD96CC32782; Wed, 7 Aug 2024 05:48:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1723009731; bh=7TOy/TGX7VYmu/wSfP6QxOUeNZrbY4x1S85hALiXO+8=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=M6RndzNeQcxllWw9gQpD/pGRPhF5ceywT9a0uhA2XgozMkn7Nb8N5LjdaAiyGm92i h1jk4khpwi6XsHE5VKuYErHSkKDDFb2dUuNvX17mB8Grfx0v1hvreyfguxXJwLcTDg y5nTdbSWId2ImSs798jloU/u/40YvzfsRdAn3WOZzZqYv0K80kUgC9Yhxc/jdaZZpW YvbLCRgqu3W7wYc07vlV6Et3OqOd7tD5iSE1WjKxG9JZ/WRvGEYjDxU+vnfqW7DkyZ ezhV5bBjFWJn0/oUYMUi/NdU4eboexdn/eFG0ufuBUaJtfhQnHs+7nZfQ1tmy+CjW2 bKlJ/TGVgTwSQ== Message-ID: Date: Wed, 7 Aug 2024 07:48:43 +0200 Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/5] dt-bindings: phy: imx8mq-usb: add compatible "fsl,imx95-usb-phy" To: Frank Li Cc: Xu Yang , vkoul@kernel.org, kishon@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, gregkh@linuxfoundation.org, jun.li@nxp.com, l.stach@pengutronix.de, aford173@gmail.com, hongxing.zhu@nxp.com, alexander.stein@ew.tq-group.com, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org References: <20240806050639.1013152-1-xu.yang_2@nxp.com> <160dd5fc-83ba-4311-a173-44521342a3d8@kernel.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 06/08/2024 18:11, Frank Li wrote: > On Tue, Aug 06, 2024 at 10:29:47AM +0200, Krzysztof Kozlowski wrote: >> On 06/08/2024 07:06, Xu Yang wrote: >>> The usb phy in i.MX95 is compatible with i.MX8MP's, this will add a >>> compatible "fsl,imx95-usb-phy" for i.MX95. Also change reg maxItems >>> to 2 since i.MX95 needs another regmap to control Type-C Assist (TCA) >>> block. Since i.MX95 usb phy is able to switch SS lanes, this will also >>> add orientation-switch and port property to the file. >>> >>> Signed-off-by: Xu Yang >>> >>> --- >>> Changes in v2: >>> - replace minItems with description in reg property >>> - remove orientation-switch and port >>> - refer to usb-switch.yaml >>> - use unevaluatedProperties >>> --- >>> .../bindings/phy/fsl,imx8mq-usb-phy.yaml | 42 ++++++++++++++++--- >>> 1 file changed, 37 insertions(+), 5 deletions(-) >>> >>> diff --git a/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml b/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml >>> index dc3a3f709fea..6d6d211883ae 100644 >>> --- a/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml >>> +++ b/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml >>> @@ -11,12 +11,17 @@ maintainers: >>> >>> properties: >>> compatible: >>> - enum: >>> - - fsl,imx8mq-usb-phy >>> - - fsl,imx8mp-usb-phy >>> + oneOf: >>> + - enum: >>> + - fsl,imx8mq-usb-phy >>> + - fsl,imx8mp-usb-phy >>> + - items: >>> + - const: fsl,imx95-usb-phy >>> + - const: fsl,imx8mp-usb-phy >>> >>> reg: >>> - maxItems: 1 >>> + minItems: 1 >>> + maxItems: 2 >>> >>> "#phy-cells": >>> const: 0 >>> @@ -89,7 +94,34 @@ required: >>> - clocks >>> - clock-names >>> >>> -additionalProperties: false >>> +allOf: >>> + - if: >>> + properties: >>> + compatible: >>> + contains: >>> + enum: >>> + - fsl,imx95-usb-phy >>> + then: >>> + properties: >>> + reg: >>> + items: >>> + - description: USB PHY Control range >>> + - description: USB PHY TCA Block range >>> + else: >>> + properties: >>> + reg: >>> + maxItems: 1 >>> + >>> + - if: >>> + properties: >>> + compatible: >>> + contains: >>> + enum: >>> + - fsl,imx95-usb-phy >>> + then: >>> + $ref: /schemas/usb/usb-switch.yaml# >> >> ref should be rather in top-level. You can always disallow certain >> properties for devices, if they are really not applicable. > > There are some "required" in usb-switch.yaml, > > oneOf: > - required: > - port > - required: > - ports > > If put on the top, it may cause DTB check warning for other compatible > strings, which have not support usb-switch. Hm, indeed, that's unusual case to have such different devices in one schema. Did you test that above $ref in if: actually works? Best regards, Krzysztof