From patchwork Mon Nov 14 10:42:14 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konrad Dybcio X-Patchwork-Id: 13042057 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 26D9DC433FE for ; Mon, 14 Nov 2022 10:42:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236100AbiKNKmi (ORCPT ); Mon, 14 Nov 2022 05:42:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39096 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236081AbiKNKmh (ORCPT ); Mon, 14 Nov 2022 05:42:37 -0500 Received: from mail-lj1-x235.google.com (mail-lj1-x235.google.com [IPv6:2a00:1450:4864:20::235]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 821E21DDDC for ; Mon, 14 Nov 2022 02:42:36 -0800 (PST) Received: by mail-lj1-x235.google.com with SMTP id u11so12550167ljk.6 for ; Mon, 14 Nov 2022 02:42:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=zDzwDb0dnKoTPgCy4RBfiMpDFetmXY9OEGk9SR/WSLY=; b=FhlApcqDxCtCoupJ/TIS0Ykf65afLK30ejNB8v2zhMO/08W/KJGjo+jBHJsNqt10pm 1GEqKtYy830ohGlIM91yJZR6N3HiLjwX/ldBqlIKM5vXM3kFSN+2IIvvYOj+qJ87LRfI dzDH0BAB4MOhdYEyvZ3udJabwEej8WLG14Mgf1O8L/LxHKjVqaxAvZpwi12vdDcBIVpu SuIQrLXvLUodif/creo1nAh7wOM3vGtIU/3ALCYbvqgi8SSmbsONxt+v709lJdR5zYEw fxJFr0c9PqfemGYKmEEvkXXlRTEeFlBCxfFC6xv+x98BZlO64aBbZ6833hVafWVYTAYD 0eZw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=zDzwDb0dnKoTPgCy4RBfiMpDFetmXY9OEGk9SR/WSLY=; b=lnA8m7uvftxaBIaVZdLtBfvPMcypQI9dv0QHgnZy6FqXzf8W6WvUXM9Pb9hDO6l/EI 3vGmoGB0+wQ6iVHljQlK3oVmvw9iYtkmqKot3Y0nlr6fwsZPdhQelZr23ZlhyBI8Hro3 TbQmULOsJWtkd5GD3Cad2anE5EFsw8Ttv6ITpfo++8fFj/zftbM3M55FACxRJg6bqavr y/1mOZeoqDD47dgCDJVhxgW7oOEw3vUB61uScjEV+04if9it/QiCeo6ciwy9k2L4pgQT qU4YIRumbQntHdpkDCjauxbgfkaAcpgkUVDXdhsmcZrFOteT1iCOuishSKygjawuWiye NBow== X-Gm-Message-State: ANoB5plVsCtdwklsyjb44JRIuDWld38y1PZ6WKxcyhqOJLoVbHyLlh2Y WPp9Q0d9jLcSpVWvKodOu6AvuYKFoCs+R3Yu X-Google-Smtp-Source: AA0mqf4qlxiMY3JDejy6a3SVEFC3TJHChXsZGfocnkqWhpRLRNPJLTzvyucW4mkNtj7j0c1yswAz8g== X-Received: by 2002:a2e:960d:0:b0:277:4f:bd2a with SMTP id v13-20020a2e960d000000b00277004fbd2amr3622765ljh.341.1668422554455; Mon, 14 Nov 2022 02:42:34 -0800 (PST) Received: from localhost.localdomain ([194.29.137.22]) by smtp.gmail.com with ESMTPSA id bs21-20020a05651c195500b0026c4e922fb2sm1946486ljb.48.2022.11.14.02.42.33 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 14 Nov 2022 02:42:34 -0800 (PST) From: Konrad Dybcio To: linux-arm-msm@vger.kernel.org, andersson@kernel.org, agross@kernel.org, krzysztof.kozlowski@linaro.org Cc: patches@linaro.org, Konrad Dybcio , Will Deacon , Robin Murphy , Joerg Roedel , Rob Herring , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 1/9] dt-bindings: arm-smmu: Allow up to 3 power-domains Date: Mon, 14 Nov 2022 11:42:14 +0100 Message-Id: <20221114104222.36329-2-konrad.dybcio@linaro.org> X-Mailer: git-send-email 2.32.0 (Apple Git-132) In-Reply-To: <20221114104222.36329-1-konrad.dybcio@linaro.org> References: <20221114104222.36329-1-konrad.dybcio@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Some SMMUs require that a vote is held on as much as 3 separate PDs (hello Qualcomm). Allow it in bindings. Signed-off-by: Konrad Dybcio --- Changes since v1: - Add minItems Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml index 9066e6df1ba1..82bc696de662 100644 --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml @@ -159,7 +159,8 @@ properties: through the TCU's programming interface. power-domains: - maxItems: 1 + minItems: 0 + maxItems: 3 nvidia,memory-controller: description: |