From patchwork Fri Jul 17 21:08:01 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dave Gerlach X-Patchwork-Id: 6819291 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id C3D3DC05AC for ; Fri, 17 Jul 2015 21:09:41 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id F124B207D8 for ; Fri, 17 Jul 2015 21:09:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9121E207EC for ; Fri, 17 Jul 2015 21:09:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754993AbbGQVIg (ORCPT ); Fri, 17 Jul 2015 17:08:36 -0400 Received: from arroyo.ext.ti.com ([192.94.94.40]:51550 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752682AbbGQVIc (ORCPT ); Fri, 17 Jul 2015 17:08:32 -0400 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by arroyo.ext.ti.com (8.13.7/8.13.7) with ESMTP id t6HL8510031208; Fri, 17 Jul 2015 16:08:05 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id t6HL85E6015566; Fri, 17 Jul 2015 16:08:05 -0500 Received: from dlep32.itg.ti.com (157.170.170.100) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.3.224.2; Fri, 17 Jul 2015 16:07:37 -0500 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by dlep32.itg.ti.com (8.14.3/8.13.8) with ESMTP id t6HL84V5032584; Fri, 17 Jul 2015 16:08:04 -0500 Received: from localhost (uda0274052.am.dhcp.ti.com [128.247.9.225]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id t6HL84920651; Fri, 17 Jul 2015 16:08:04 -0500 (CDT) From: Dave Gerlach To: , , , CC: Jassi Brar , Santosh Shilimkar , Suman Anna , Dave Gerlach , Keerthy , Tony Lindgren Subject: [PATCH 1/4] ARM: dts: AM33xx: Add ti, mbox-send-noirq to wkup_m3 mailbox Date: Fri, 17 Jul 2015 16:08:01 -0500 Message-ID: <1437167284-25659-2-git-send-email-d-gerlach@ti.com> X-Mailer: git-send-email 2.4.6 In-Reply-To: <1437167284-25659-1-git-send-email-d-gerlach@ti.com> References: <1437167284-25659-1-git-send-email-d-gerlach@ti.com> MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-8.1 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add ti,mbox-send-noirq to wkup_m3 mailbox so that messages using wkup_m3 mailbox are sent without triggering any further interrupts. This is needed to achieve lower power numbers during CPU idle on AM33xx. Signed-off-by: Dave Gerlach [s-anna@ti.com: revise commit description] Signed-off-by: Suman Anna --- arch/arm/boot/dts/am33xx.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 4c1b4a8..4f2c07a 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -391,6 +391,7 @@ ti,mbox-num-users = <4>; ti,mbox-num-fifos = <8>; mbox_wkupm3: wkup_m3 { + ti,mbox-send-noirq; ti,mbox-tx = <0 0 0>; ti,mbox-rx = <0 0 3>; };