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[209.132.180.67]) by mx.google.com with ESMTP id n3-v6si768316plp.487.2018.01.29.17.01.26; Mon, 29 Jan 2018 17:01:41 -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=dBoMeonV; 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 S1752483AbeA3BAZ (ORCPT + 99 others); Mon, 29 Jan 2018 20:00:25 -0500 Received: from mail-pf0-f196.google.com ([209.85.192.196]:35569 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752290AbeA3BAU (ORCPT ); Mon, 29 Jan 2018 20:00:20 -0500 Received: by mail-pf0-f196.google.com with SMTP id t12so7082635pfg.2 for ; Mon, 29 Jan 2018 17:00:20 -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=dBoMeonVfQiRM6ybLDA6Q9A1cx4mLsOOw71TVrJQgvJIrcuMx1ya+cxQjSSAB1tLQX 3E39N4VyT82e6XU/MSp3bTDnhL495YGAKv/pxBHNXyjGwErAF3sjY5eyDX+0zlGBIq/j 2Cirn87fkGFhgOQ9EaPHrhOWuiJGIZ5d4HJlY= 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=Ue7t7Sj6QSHbvzPn8YR5+GEvFhzWvIOqTpgkjCNsNML/w6vL1jIvtzKDvHdOsI3V/6 Yf5c13FXsR/peYXIhPa59NJJ1w8wyCx/24IEX29jLOOTTyAhwoI0tDAOuYD5L/geR+Xc EzwRXJzBC48foOy3whGrJLpa4RNCMhXAfP4cHgH9eXmTSoQGirgzVMYKGQPOxo9M0ssy aAy6qLogKbRI11hC2XgWph3IAqDA5lH4k9kwUpRA7loTm65xxjXp9Cckc4BGZNQl+1ud J4HqgQ3X/5ZL8dmGp9qx9FLdffY9+xsk1+WT6nPLlcq/W0WblMr6JGWtGwBEY+O7EeqD 993w== X-Gm-Message-State: AKwxyteJXcegmUxnr55zI8r3lUSkY/QvYyQHT3WexVk4tAL87jGherqr xm5WvF4wlworaHqs4EA3z3GNnENXLJI= X-Received: by 2002:a17:902:9a9:: with SMTP id 38-v6mr23141467pln.202.1517274019052; Mon, 29 Jan 2018 17:00:19 -0800 (PST) Received: from exogeni.mtv.corp.google.com ([2620:0:1000:1600:211e:5908:95bc:4888]) by smtp.gmail.com with ESMTPSA id c29sm36477492pfd.172.2018.01.29.17.00.17 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 29 Jan 2018 17:00:18 -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 v3 3/5] DT/arm,gic-v3-its: add reset-on-suspend property Date: Mon, 29 Jan 2018 17:00:05 -0800 Message-Id: <20180130010007.256564-4-dbasehore@chromium.org> X-Mailer: git-send-email 2.16.0.rc1.238.g530d649a79-goog In-Reply-To: <20180130010007.256564-1-dbasehore@chromium.org> References: <20180130010007.256564-1-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