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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8AF77C43217 for ; Fri, 4 Nov 2022 13:11:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232007AbiKDNLL (ORCPT ); Fri, 4 Nov 2022 09:11:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46454 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231856AbiKDNLA (ORCPT ); Fri, 4 Nov 2022 09:11:00 -0400 Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E8F932EF1E for ; Fri, 4 Nov 2022 06:10:57 -0700 (PDT) Received: from tr.lan (ip-86-49-120-218.bb.vodafone.cz [86.49.120.218]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 48E1385257; Fri, 4 Nov 2022 14:10:55 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1667567455; bh=IaHDSmq+yS0i1fvikq744Z4F1ikkf/U8WfGkfOAf/Yo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CvH/g6GhaTCFinzTZoB22lfYv1A91BAfJjD59zRZQLlvh7XT791oFWTKPtBETIlsL 4oxxILKk1Px6dfqFe+FlKEQ4Zph5vfx7aj0MjHhMnuvtz3XneP5bdvXtUeeGiRQh7V iJ+UCAoOBI2nNk+Lh3vQmcBZwopF4v70rN3ugkEryYXZvArBA7f0TIsHIjTi1doZHr 5ct1jr7VGzXub4OzKmWD7siCWu3OTyUFVySPLpAhXuelVutzoU+650fisfyn9qgpvA UKoaPmigBvVRfkDHasFkltRB2LByCo6N+Oi33kk19THM/UG5yTXnPGSu4sIefqNNzx uUImhjKXBbAiQ== From: Marek Vasut To: devicetree@vger.kernel.org Cc: Marek Vasut , Fabio Estevam , Krzysztof Kozlowski , Lucas Stach , Richard Zhu , Rob Herring , Shawn Guo , linux-arm-kernel@lists.infradead.org, NXP Linux Team Subject: [PATCH v2 3/3] dt-bindings: imx6q-pcie: Handle more resets on legacy platforms Date: Fri, 4 Nov 2022 14:10:44 +0100 Message-Id: <20221104131044.103241-3-marex@denx.de> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221104131044.103241-1-marex@denx.de> References: <20221104131044.103241-1-marex@denx.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The i.MX6 and i.MX7D does not use block controller to toggle PCIe reset, hence the PCIe DT description contains three reset entries on these older SoCs. Add this exception into the binding document. Signed-off-by: Marek Vasut --- Cc: Fabio Estevam Cc: Krzysztof Kozlowski Cc: Lucas Stach Cc: Richard Zhu Cc: Rob Herring Cc: Shawn Guo Cc: linux-arm-kernel@lists.infradead.org Cc: NXP Linux Team To: devicetree@vger.kernel.org --- V2: - Add mx8mq to 3-reset PCIe core variant - Handle the resets in allOf section --- .../bindings/pci/fsl,imx6q-pcie.yaml | 35 +++++++++++++++---- 1 file changed, 28 insertions(+), 7 deletions(-) diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml index 2087dab95d679..f461ee2cd5c84 100644 --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml @@ -69,16 +69,9 @@ properties: required properties for imx7d-pcie and imx8mq-pcie. resets: - maxItems: 3 description: Phandles to PCIe-related reset lines exposed by SRC IP block. Additional required by imx7d-pcie and imx8mq-pcie. - reset-names: - items: - - const: pciephy - - const: apps - - const: turnoff - fsl,tx-deemph-gen1: description: Gen1 De-emphasis value (optional required). $ref: /schemas/types.yaml#/definitions/uint32 @@ -270,6 +263,34 @@ allOf: maxItems: 1 power-domain-names: false + - if: + properties: + compatible: + contains: + enum: + - fsl,imx6q-pcie + - fsl,imx6sx-pcie + - fsl,imx6qp-pcie + - fsl,imx7d-pcie + - fsl,imx8mq-pcie + then: + properties: + resets: + maxItems: 3 + reset-names: + items: + - const: pciephy + - const: apps + - const: turnoff + else: + properties: + resets: + maxItems: 2 + reset-names: + items: + - const: apps + - const: turnoff + examples: - | #include -- 2.35.1