From patchwork Wed Apr 13 13:37:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Geis X-Patchwork-Id: 12812033 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 9D556C4321E for ; Wed, 13 Apr 2022 13:39:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ACkOtYbw18dzkt2jugx2DOEuSZQBqm1AZFPlLoT2vIo=; b=Jy+jKBNS9vX1EU LaaLaDpRD0pHtxKO0bmeFJ+o7d02KvralkuSN4LwwbjOsrd6Pt4I1IA0WB9QAoB5JCeWQbmapp2Am utyfLdu28IQULEEsRqOrlbUBfNQ2gKNxzgS2MLOYRmRySOtFZ7DyXugb2xMI/N61zSoySg6YQBWsE csMcZFm6/JQp9EAAaz9HTlyOcRGalLRsWVn9tzax1Q7uCOHxmOjNq5OFn3m/gsbM0D19lwDJ4u4Yz Z+tqUFAh/ZEUr/0Rf5lTHoS+NoeH2XBG3yX4r7WM3jXVGSnvAnvvn7VcqBtzgHQfmnzYY3mCeHvy9 FYhNgGT8TNfZQbiBpBLA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nedCP-001CT0-CC; Wed, 13 Apr 2022 13:38:21 +0000 Received: from mail-qt1-x82a.google.com ([2607:f8b0:4864:20::82a]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nedCB-001CL0-KE; Wed, 13 Apr 2022 13:38:09 +0000 Received: by mail-qt1-x82a.google.com with SMTP id z19so1365977qtw.2; Wed, 13 Apr 2022 06:38:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=kQeNukA9v0sAIjhr8IxlYmsIPikuBlNT7ZSLuaA7VkQ=; b=Mq+7g8tDrDPA6Y/smYyEuWeRwuMTPNbg3IMRnuvDOosjH8z0Zf+X7Gkaehqfa9AmZ1 8516oOb/LDbE259AqGWP5+8lPidr+YSZG5WUkDPrdv5sgJgxW7UG6CBrB89ammJc5uRm Y5WN/HHXs/Opp7EHbPCi5nF3VhS7JMxEDuiKTf4yaTT1m2KFTDiKC/DsKDkLnBt0iHC6 QQFpuubKKXo3WXIp3cPhWTxo0+yw936ltO8p23CHKgMrnQtHBvlFv1NfAARppwFAr8jL eJSqLI5YPmDL8+OcOZv1wDsJ2gr+eUa1/m6iODUV6e9sHgQet5IyQ3AezWTIME28KItg 2AKA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=kQeNukA9v0sAIjhr8IxlYmsIPikuBlNT7ZSLuaA7VkQ=; b=Lp6WoyGAP41a/jRFdHCUxLRtJlA+e1AV58V/s8i9qJMTBLZgJo47OExIzOpxfU1wkK fCHM5lgmm/T2DAQGQxHWiCI1sxjL4Pzn4F6neHdGazFWqyg0pyfkg59eFkG+WZMg2nMG STUCsawqA2dcF8xMOocCUUk0gfx02SAaY+CXSKqcLiU6VW7TczaJ1nAVjx6E7yad1sNy qteiztO7VQRVuhVyH+gyxv+mWEnKVSmR2n/J8BFHtpADhfzZMaLDyoaG+yjeRpyK/csi cd8z03Vtiuejxs111Q9K0QiP0L64Dl0VDNYOF1xmX7pU9zxaXMTwGsajtPRtyaEz4Nz0 rWcQ== X-Gm-Message-State: AOAM531XD9UMUREoRtX/HjOpBSZKLWF5VHBiBJVbxnBpBgawBbPsaw5K gSBTglDjUgUEHy4jv02v78g= X-Google-Smtp-Source: ABdhPJztXwfsW7BO3NnHC4u35LCaJUWDbkRdjMvL4IMH4HQyGKDsbj3JDw6N+KqRSIddpXjLqjkv9w== X-Received: by 2002:ac8:6903:0:b0:2f1:af14:a01c with SMTP id bt3-20020ac86903000000b002f1af14a01cmr2954735qtb.45.1649857079608; Wed, 13 Apr 2022 06:37:59 -0700 (PDT) Received: from master-x64.sparksnet ([2601:153:980:85b1::10]) by smtp.gmail.com with ESMTPSA id 143-20020a370795000000b0069c59e1b8eesm790584qkh.10.2022.04.13.06.37.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Apr 2022 06:37:59 -0700 (PDT) From: Peter Geis To: Bjorn Helgaas , Rob Herring , Krzysztof Kozlowski , Heiko Stuebner , Shawn Lin , Simon Xue Cc: linux-rockchip@lists.infradead.org, Peter Geis , linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 1/4] dt-bindings: pci: remove fallback from Rockchip DesignWare binding Date: Wed, 13 Apr 2022 09:37:28 -0400 Message-Id: <20220413133731.242870-2-pgwipeout@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220413133731.242870-1-pgwipeout@gmail.com> References: <20220413133731.242870-1-pgwipeout@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220413_063807_687668_77455A93 X-CRM114-Status: GOOD ( 11.66 ) 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 The snps,dw-pcie binds to a standalone driver. It is not fully compatible with the Rockchip implementation and causes a hang if it binds to the device. Remove this binding as a valid fallback. Signed-off-by: Peter Geis --- Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml b/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml index 142bbe577763..8dc11fed8a3c 100644 --- a/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml @@ -32,7 +32,6 @@ properties: compatible: items: - const: rockchip,rk3568-pcie - - const: snps,dw-pcie reg: items: @@ -110,7 +109,7 @@ examples: #size-cells = <2>; pcie3x2: pcie@fe280000 { - compatible = "rockchip,rk3568-pcie", "snps,dw-pcie"; + compatible = "rockchip,rk3568-pcie"; reg = <0x3 0xc0800000 0x0 0x390000>, <0x0 0xfe280000 0x0 0x10000>, <0x3 0x80000000 0x0 0x100000>;