From patchwork Fri May 13 17:26:21 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 12849154 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 326A0C433FE for ; Fri, 13 May 2022 17:26:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1383012AbiEMR0z (ORCPT ); Fri, 13 May 2022 13:26:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40982 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1383005AbiEMR0l (ORCPT ); Fri, 13 May 2022 13:26:41 -0400 Received: from mail-lf1-x130.google.com (mail-lf1-x130.google.com [IPv6:2a00:1450:4864:20::130]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D4AE7712EA for ; Fri, 13 May 2022 10:26:32 -0700 (PDT) Received: by mail-lf1-x130.google.com with SMTP id y32so15666277lfa.6 for ; Fri, 13 May 2022 10:26:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=HYUuQ4fR4SBZdSuM6IAnUnoggotKrAQZZIhO70s2q7Y=; b=aYogHwM28rVSe1gmJKZChmVT5a8H2SRM5oq6FocUxjQElKyDPH2lglb9Xy+suEHVQg h+DSYL0Ek0qZfCjRygy3aPjee9JgIEngsVqPQxXjV0XDcTITotD/988vsq+fRHie8vIi CLsAngRIpl9+j8MVRAy76P5cQpUY35Lv4kS6q60I0SCRhNsGDuz9n25iTJzAjHdaG3KU WZn/PJeTsyLTRSXxW/TU+Y/+72t/+GDyM9rT+FBgCULZgDVD1iv0sli0g1TQgD4SoYrq a3E6wLlKebpYmHkolrQplAEKb2bxsDznFJIjawgst+gXqGzNWR3un7Tm+AqrZNLnA7Nn i4aQ== 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=HYUuQ4fR4SBZdSuM6IAnUnoggotKrAQZZIhO70s2q7Y=; b=4pLVywaHnCUp97qJ+LDFnQUYLqV8rnTNxaWaPUi0i1YfcV0c8ddMlvF7qAB+xOA7FM Ji/LpjsGHXQmH5agPTuoasrohGJ7kG3jLBNdKhOWvdgKi0bjwfRRFSHzPcbRegecIApv WgDSJw4xZ9tft9i4vGWOTvjjXZ6l8jj0veEOE1Iw9OHJmSA8O2Xq/WozUHIREDb9Mb7K WJ7ZlH7X1z2Qso6OyaDNkTnulqdJ1VV0jWb5YnhUv6syvJu+hiC7W8Y3P4WMpT9cjcwC xXiGphAKy4Ckfjf5UvbvmVix/cHedl6DunBBBCwMI4XAailfBkt6mwC6HK5jE1xboqyV US+g== X-Gm-Message-State: AOAM532S61483SsJ6xHbfnJ3zLXt+/hya/KT/ZrhAOllAqYmM/m8bz0T dITO2KlSP8squknH1NR+bmwfkw== X-Google-Smtp-Source: ABdhPJwIIwnzoWOB5P9szj3u3+LmWWrBC088kCFePfKkRL88hnV7pM2/c7QLaTOZ8dKqLu4vrM8lCA== X-Received: by 2002:a05:6512:31cd:b0:473:a235:1ac0 with SMTP id j13-20020a05651231cd00b00473a2351ac0mr4364227lfe.364.1652462791209; Fri, 13 May 2022 10:26:31 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id e3-20020a2e8183000000b0024f3d1daec0sm511157ljg.72.2022.05.13.10.26.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 May 2022 10:26:30 -0700 (PDT) From: Dmitry Baryshkov To: Andy Gross , Bjorn Andersson , Rob Herring , Krzysztof Kozlowski , Jingoo Han , Gustavo Pimentel , Lorenzo Pieralisi , Bjorn Helgaas , Stanimir Varbanov , Manivannan Sadhasivam , Johan Hovold Cc: Vinod Koul , linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, Krzysztof Kozlowski Subject: [PATCH v10 09/10] dt-bindings: PCI: qcom: Support additional MSI interrupts Date: Fri, 13 May 2022 20:26:21 +0300 Message-Id: <20220513172622.2968887-10-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220513172622.2968887-1-dmitry.baryshkov@linaro.org> References: <20220513172622.2968887-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Qualcomm platforms each group of 32 MSI vectors is routed to the separate GIC interrupt. Document mapping of additional interrupts. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Dmitry Baryshkov --- .../devicetree/bindings/pci/qcom,pcie.yaml | 53 +++++++++++++++++-- 1 file changed, 50 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml index 0b69b12b849e..fe8f9a62a665 100644 --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml @@ -43,11 +43,12 @@ properties: maxItems: 5 interrupts: - maxItems: 1 + minItems: 1 + maxItems: 8 interrupt-names: - items: - - const: msi + minItems: 1 + maxItems: 8 # Common definitions for clocks, clock-names and reset. # Platform constraints are described later. @@ -623,6 +624,52 @@ allOf: - resets - reset-names + # On newer chipsets support either 1 or 8 msi interrupts + # On older chipsets it's always 1 msi interrupt + - if: + properties: + compatibles: + contains: + enum: + - qcom,pcie-msm8996 + - qcom,pcie-sc7280 + - qcom,pcie-sc8180x + - qcom,pcie-sdm845 + - qcom,pcie-sm8150 + - qcom,pcie-sm8250 + - qcom,pcie-sm8450-pcie0 + - qcom,pcie-sm8450-pcie1 + then: + oneOf: + - properties: + interrupts: + maxItems: 1 + interrupt-names: + maxItems: 1 + items: + - const: msi + - properties: + interrupts: + minItems: 8 + interrupt-names: + minItems: 8 + items: + - const: msi0 + - const: msi1 + - const: msi2 + - const: msi3 + - const: msi4 + - const: msi5 + - const: msi6 + - const: msi7 + else: + properties: + interrupts: + maxItems: 1 + interrupt-names: + items: + - const: msi + unevaluatedProperties: false examples: