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 B070EC10F1B for ; Sun, 11 Dec 2022 02:49:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229796AbiLKCtU (ORCPT ); Sat, 10 Dec 2022 21:49:20 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42342 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229560AbiLKCtU (ORCPT ); Sat, 10 Dec 2022 21:49:20 -0500 Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 056BE13F2E for ; Sat, 10 Dec 2022 18:49:19 -0800 (PST) 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 3ED248530B; Sun, 11 Dec 2022 03:49:16 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1670726956; bh=J+l1Yn7MAg4ceITe5CKw1k7DW8y5zmZNcbw7tSJD5hw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lMHSOdPF24OhYbK48YxFGf//OG6GPbcrpWOkkLZOpiUp7UUwILksoNFdBO/+9Xrtg CAOWU53NPdYaSWZcQ62kzPSHcjvTyT7USFTYcsVYVoynBUh9RS2YReHSvCL3zJi2Bm ISDY9FMt/Iezyci7yfFNGTqWObg4gNDYm8yuRJknjNhh6jb0I3IkmOwMi2q8eYMVG6 6sEZjR3QVOVeJ1KVBUVeHGPjNKilmQ06YnIwWTQYsVcNRcX1Cdjs6QgBDzXc7P6dFk Nmch9S/i6w46R+lHDy/f+v9dOk9QgxB38b9G7zhmoQ0S/QZfbX3BihlZYF7iiuvuWP jdMvmYcrToU5g== From: Marek Vasut To: devicetree@vger.kernel.org Cc: Marek Vasut , Krzysztof Kozlowski , Fabio Estevam , Krzysztof Kozlowski , Lucas Stach , Richard Zhu , Rob Herring , Shawn Guo , linux-arm-kernel@lists.infradead.org, NXP Linux Team Subject: [PATCH v6 2/3] dt-bindings: imx6q-pcie: Handle various PD configurations Date: Sun, 11 Dec 2022 03:48:58 +0100 Message-Id: <20221211024859.672076-2-marex@denx.de> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221211024859.672076-1-marex@denx.de> References: <20221211024859.672076-1-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.MX SoCs have various power domain configurations routed into the PCIe IP. MX6SX is the only one which contains 2 domains and also uses power-domain-names. MX6QDL do not use any domains. All the rest uses one domain and does not use power-domain-names anymore. Document all those configurations in the DT binding document. Reviewed-by: Krzysztof Kozlowski 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: - Keep the power-domains description in the main section V3: - Move power-domains back where they were originally (fixes V2) - Do not use else: in allOf section V4: - Special-case MX6Q and MX6QP in allOf section since they dont use PDs - Drop minItems: from power-domains main section - Handle anything which is not MX6SX,MX6Q,MX6QP as having one PD V5: - Add RB from Krzysztof V6: - No change --- .../bindings/pci/fsl,imx6q-pcie.yaml | 43 +++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml index bfb9502d9fc0b..b434a1949b9ae 100644 --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml @@ -69,6 +69,7 @@ properties: required properties for imx7d-pcie and imx8mq-pcie. power-domains: + minItems: 1 items: - description: The phandle pointing to the DISPLAY domain for imx6sx-pcie, to PCIE_PHY power domain for imx7d-pcie and @@ -77,6 +78,7 @@ properties: for imx6sx-pcie. power-domain-names: + minItems: 1 items: - const: pcie - const: pcie_phy @@ -281,6 +283,47 @@ allOf: - const: pcie_bus - const: pcie_aux + - if: + properties: + compatible: + contains: + const: fsl,imx6sx-pcie + then: + properties: + power-domains: + minItems: 2 + maxItems: 2 + power-domain-names: + minItems: 2 + maxItems: 2 + + - if: + properties: + compatible: + contains: + enum: + - fsl,imx6q-pcie + - fsl,imx6qp-pcie + then: + properties: + power-domains: false + power-domain-names: false + + - if: + not: + properties: + compatible: + contains: + enum: + - fsl,imx6sx-pcie + - fsl,imx6q-pcie + - fsl,imx6qp-pcie + then: + properties: + power-domains: + maxItems: 1 + power-domain-names: false + examples: - | #include -- 2.35.1