From patchwork Wed Nov 24 07:34:13 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hector Martin X-Patchwork-Id: 517464 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 68744C4332F for ; Wed, 24 Nov 2021 07:34:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241203AbhKXHiD (ORCPT ); Wed, 24 Nov 2021 02:38:03 -0500 Received: from marcansoft.com ([212.63.210.85]:52662 "EHLO mail.marcansoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241195AbhKXHiC (ORCPT ); Wed, 24 Nov 2021 02:38:02 -0500 Received: from [127.0.0.1] (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: hector@marcansoft.com) by mail.marcansoft.com (Postfix) with ESMTPSA id CA0974267B; Wed, 24 Nov 2021 07:34:46 +0000 (UTC) From: Hector Martin To: linux-arm-kernel@lists.infradead.org Cc: Hector Martin , Marc Zyngier , Rob Herring , Arnd Bergmann , Linus Walleij , Alyssa Rosenzweig , Krzysztof Kozlowski , Greg Kroah-Hartman , Mark Kettenis , Philipp Zabel , "Rafael J. Wysocki" , Johan Hovold , devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-serial@vger.kernel.org Subject: [PATCH v3 03/11] dt-bindings: iommu: apple,dart: Add power-domains property Date: Wed, 24 Nov 2021 16:34:13 +0900 Message-Id: <20211124073419.181799-4-marcan@marcan.st> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211124073419.181799-1-marcan@marcan.st> References: <20211124073419.181799-1-marcan@marcan.st> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org This will bind to the PMGR pwrstate nodes that control power/clock gating to SoC blocks. The DART driver doesn't do runtime-pm yet, so initially this will just keep the domain on permanently. Signed-off-by: Hector Martin --- Documentation/devicetree/bindings/iommu/apple,dart.yaml | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/iommu/apple,dart.yaml b/Documentation/devicetree/bindings/iommu/apple,dart.yaml index 94aa9e9afa59..82ad669feef7 100644 --- a/Documentation/devicetree/bindings/iommu/apple,dart.yaml +++ b/Documentation/devicetree/bindings/iommu/apple,dart.yaml @@ -41,6 +41,9 @@ properties: Has to be one. The single cell describes the stream id emitted by a master to the IOMMU. + power-domains: + maxItems: 1 + required: - compatible - reg