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 5CF33C02194 for ; Wed, 5 Feb 2025 07:35:49 +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=LOj9VlryOmQZmCz+R78WiYvIvniQhLw4kRALfZcRkwI=; b=VKac9NtQkv1nCqKzcD4Pua5okx JImJv9EsLxWx7ujdf8nSKVjCDn3U1I8xp0gEXJN1DvdmyhGlHeOjK6NThU6dnL0c8bWYewNIIxmj3 aGXu33SIbAtMHK9z9SaYTut0SsDQArMWjVroqjeM4fWQNX8Jzx9PWrQudd/T8aKMls6VaN91zXnbg k8sG6KPlJhcscH/58BagsBU3mVPLfL1GApdq2/Xzsn9yrRm/vtqKv0eHog5Ky3eh2XyUFiUpif2yu l0lRuxjqutvHRsj+XXrZQpghLL/wAJC4cMbIlnmWldci+ZvSY4ZPo/s2VqgMPobIn19Ix6HXIDf4M MPWWDpmA==; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250204_233411_801506_853F6A42 X-CRM114-Status: GOOD ( 11.15 ) 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 On 04/02/2025 17:15, Lorenzo Bianconi wrote: >> On 03/02/2025 17:04, Krzysztof Kozlowski wrote: >>>> + >>>> + rng@1faa1000 { >>>> + compatible = "airoha,en7581-trng"; >>>> + reg = <0x0 0x1faa1000 0x0 0xc04>; >>>> + interrupts = ; >>>> + }; >>>> + >>>> + system-controller@1fbf0200 { >>>> + compatible = "syscon", "simple-mfd"; >>> >>> These are never allowed alone. I am pretty sure I added proper checks >>> which should point it out, so I think you did not really test your DTS. >>> >>> It does not look like you tested the DTS against bindings. Please run >>> `make dtbs_check W=1` (see >>> Documentation/devicetree/bindings/writing-schema.rst or >>> https://www.linaro.org/blog/tips-and-tricks-for-validating-devicetree-sources-with-the-devicetree-schema/ >>> for instructions). >>> Maybe you need to update your dtschema and yamllint. Don't rely on >>> distro packages for dtschema and be sure you are using the latest >>> released dtschema. >>> >> >> Now I see Rob's report: >> arch/arm64/boot/dts/airoha/en7581-evb.dtb: system-controller@1fbf0200: >> compatible: ['syscon', 'simple-mfd'] is too short >> which confirms untested code. Schema is there for a reason. :( > > actually I have tested them with the following command (but without W=1). > > make CHECK_DTBS=y DT_SCHEMA_FILES=airoha airoha/en7581-evb.dtb > > - dtschema 2024.11 > - yamllint 1.35.1 > > With W=1 I can see more issues, I will fix issues in v2. Rob's warning does not come from W=1. Your test cmd was incorrect: drop DT_SCHEMA_FILES. You must test your code against ENTIRE bindings, not some subset. Best regards, Krzysztof