From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756048AbZBESOs (ORCPT ); Thu, 5 Feb 2009 13:14:48 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760047AbZBESNv (ORCPT ); Thu, 5 Feb 2009 13:13:51 -0500 Received: from cassiel.sirena.org.uk ([80.68.93.111]:2665 "EHLO cassiel.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760012AbZBESNu (ORCPT ); Thu, 5 Feb 2009 13:13:50 -0500 From: Mark Brown To: Samuel Ortiz Cc: linux-kernel@vger.kernel.org, Mark Brown Date: Thu, 5 Feb 2009 18:13:41 +0000 Message-Id: <1233857621-5050-2-git-send-email-broonie@opensource.wolfsonmicro.com> X-Mailer: git-send-email 1.5.6.5 In-Reply-To: <1233857621-5050-1-git-send-email-broonie@opensource.wolfsonmicro.com> References: <20090205181235.GA4851@sirena.org.uk> <1233857621-5050-1-git-send-email-broonie@opensource.wolfsonmicro.com> X-SA-Exim-Connect-IP: 82.41.28.43 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: [PATCH 2/2] mfd: Ensure all WM8350 IRQs are masked at startup X-SA-Exim-Version: 4.2.1 (built Tue, 09 Jan 2007 17:23:22 +0000) X-SA-Exim-Scanned: Yes (on cassiel.sirena.org.uk) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The IRQs might have been left enabled in hardware, generating spurious IRQs before the drivers have registered. Signed-off-by: Mark Brown --- drivers/mfd/wm8350-core.c | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-) diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c index d784b3e..c384cd2 100644 --- a/drivers/mfd/wm8350-core.c +++ b/drivers/mfd/wm8350-core.c @@ -1422,6 +1422,13 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq, return ret; } + wm8350_reg_write(wm8350, WM8350_SYSTEM_INTERRUPTS_MASK, 0xFFFF); + wm8350_reg_write(wm8350, WM8350_INT_STATUS_1_MASK, 0xFFFF); + wm8350_reg_write(wm8350, WM8350_INT_STATUS_2_MASK, 0xFFFF); + wm8350_reg_write(wm8350, WM8350_UNDER_VOLTAGE_INT_STATUS_MASK, 0xFFFF); + wm8350_reg_write(wm8350, WM8350_GPIO_INT_STATUS_MASK, 0xFFFF); + wm8350_reg_write(wm8350, WM8350_COMPARATOR_INT_STATUS_MASK, 0xFFFF); + mutex_init(&wm8350->auxadc_mutex); mutex_init(&wm8350->irq_mutex); INIT_WORK(&wm8350->irq_work, wm8350_irq_worker); -- 1.5.6.5