From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752659Ab2DEORA (ORCPT ); Thu, 5 Apr 2012 10:17:00 -0400 Received: from opensource.wolfsonmicro.com ([80.75.67.52]:34656 "EHLO opensource.wolfsonmicro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751421Ab2DEOQ7 (ORCPT ); Thu, 5 Apr 2012 10:16:59 -0400 From: Mark Brown To: Samuel Ortiz Cc: patches@opensource.wolfsonmicro.com, linux-kernel@vger.kernel.org, Mark Brown Subject: [PATCH] mfd: wm8994: Cache chip revision Date: Thu, 5 Apr 2012 15:16:56 +0100 Message-Id: <1333635416-3905-1-git-send-email-broonie@opensource.wolfsonmicro.com> X-Mailer: git-send-email 1.7.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There's no need to mark the chip revision registers as volatile, it won't change at runtime so we can cache it from the device at startup. Signed-off-by: Mark Brown --- drivers/mfd/wm8994-regmap.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-) diff --git a/drivers/mfd/wm8994-regmap.c b/drivers/mfd/wm8994-regmap.c index bfd25af..52e9e29 100644 --- a/drivers/mfd/wm8994-regmap.c +++ b/drivers/mfd/wm8994-regmap.c @@ -1122,7 +1122,6 @@ static bool wm8994_volatile_register(struct device *dev, unsigned int reg) case WM8994_RATE_STATUS: case WM8958_MIC_DETECT_3: case WM8994_DC_SERVO_4E: - case WM8994_CHIP_REVISION: case WM8994_INTERRUPT_STATUS_1: case WM8994_INTERRUPT_STATUS_2: return true; -- 1.7.9.1