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[209.132.180.67]) by mx.google.com with ESMTP id z190si653258pgb.808.2018.02.02.17.33.12; Fri, 02 Feb 2018 17:33:26 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@chromium.org header.s=google header.b=b/9KO4NQ; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=chromium.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752785AbeBCBZo (ORCPT + 99 others); Fri, 2 Feb 2018 20:25:44 -0500 Received: from mail-pl0-f68.google.com ([209.85.160.68]:35112 "EHLO mail-pl0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752308AbeBCBZA (ORCPT ); Fri, 2 Feb 2018 20:25:00 -0500 Received: by mail-pl0-f68.google.com with SMTP id j19so7484020pll.2 for ; Fri, 02 Feb 2018 17:24:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=w83D5Ef/PEoeLmEjI8Fya4YIM1kcJMX0O8yenM8U5ac=; b=b/9KO4NQrTm3WTovR/ZqMbhv8cz0eNFbaNCB8SVYCKusiyCuUaAtWbTwgCpHm0uSN5 hyMR4jqK5IeREQWxsj492cPA+B/52T6Q4xVloeEJOYhESNdwh6heCslv+z93Qc1Y6R6X e1LKqLyw2kGqn3juhpBfk2dthe05vGHz5kzM4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=w83D5Ef/PEoeLmEjI8Fya4YIM1kcJMX0O8yenM8U5ac=; b=SMs8p0qoMLx9GU49zpK/4tSfUfk71JRgm+1COYbyQ38bhJuj78SzOI/yYiTlBnkxtD xEJuvM7ZuMT7ZZ8JD6Epaqut3VzdWWoGRiFEfzY+auRsUZSJ7c0gKHb7YCxZacZ8NCKR cawC13kNAB3vF0w/LqS9d1Y21xF5rg5cTIKxtUPwbJGMIsGY1UMQ4S3mWfXnzMSFjj8z Ep0DiHb5fDDg0Hy2aoKlTI6iuP2sWJaoi7mgT0/46QtDFhxdridz9UCy78wEvJotI+e9 DxIHfWCYGFQxZnnpUrVcvDhWO+xIU+aU6hR7GQ5ue36T0miSqs5wusHUVYJVh5X5IiPZ SU8Q== X-Gm-Message-State: AKwxytdWky6CJt4c3tKdAIK5WmidtfETAmi2MlBHVXGAQJMx2ZxfQ5HU i2egB6D/fucsLznqd1OoW0tc+3CS8Qw= X-Received: by 2002:a17:902:6ec5:: with SMTP id l5-v6mr37316283pln.443.1517621099448; Fri, 02 Feb 2018 17:24:59 -0800 (PST) Received: from exogeni.mtv.corp.google.com ([2620:0:1000:1600:211e:5908:95bc:4888]) by smtp.gmail.com with ESMTPSA id x124sm5332917pfx.105.2018.02.02.17.24.58 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 02 Feb 2018 17:24:58 -0800 (PST) From: Derek Basehore To: linux-kernel@vger.kernel.org Cc: Soby.Mathew@arm.com, sudeep.holla@arm.com, devicetree@vger.kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, linux-pm@vger.kernel.org, rafael.j.wysocki@intel.com, tglx@linutronix.de, briannorris@chromium.org, marc.zyngier@arm.com, Derek Basehore Subject: [PATCH v4 3/5] DT/arm,gic-v3-its: add reset-on-suspend property Date: Fri, 2 Feb 2018 17:24:48 -0800 Message-Id: <20180203012450.18378-4-dbasehore@chromium.org> X-Mailer: git-send-email 2.16.0.rc1.238.g530d649a79-goog In-Reply-To: <20180203012450.18378-1-dbasehore@chromium.org> References: <20180203012450.18378-1-dbasehore@chromium.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This adds documentation for the new reset-on-suspend property. This property enables saving and restoring the ITS for when it loses state in system suspend. Signed-off-by: Derek Basehore --- Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt index 0a57f2f4167d..a470147d4f14 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt @@ -78,6 +78,9 @@ These nodes must have the following properties: Optional: - socionext,synquacer-pre-its: (u32, u32) tuple describing the untranslated address and size of the pre-ITS window. +- reset-on-suspend: Boolean property. Indicates that the ITS state is + reset on suspend. The state is then saved on suspend and restored on + resume. The main GIC node must contain the appropriate #address-cells, #size-cells and ranges properties for the reg property of all ITS -- 2.16.0.rc1.238.g530d649a79-goog