From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755229AbdLVMfM (ORCPT ); Fri, 22 Dec 2017 07:35:12 -0500 Received: from mx1.redhat.com ([209.132.183.28]:52464 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751537AbdLVMfL (ORCPT ); Fri, 22 Dec 2017 07:35:11 -0500 From: Hans de Goede To: Lee Jones , Chen-Yu Tsai Cc: Hans de Goede , linux-kernel@vger.kernel.org Subject: [PATCH] mfd: axp20x: Mark axp288 CHRG_BAK_CTRL register volatile Date: Fri, 22 Dec 2017 13:35:09 +0100 Message-Id: <20171222123509.9503-1-hdegoede@redhat.com> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Fri, 22 Dec 2017 12:35:11 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The input current limit bits get updated by the charger detection logic, so we should not cache the contents of this register. Signed-off-by: Hans de Goede --- drivers/mfd/axp20x.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c index 2468b431bb22..61dff7b6c9c8 100644 --- a/drivers/mfd/axp20x.c +++ b/drivers/mfd/axp20x.c @@ -129,6 +129,7 @@ static const struct regmap_range axp288_volatile_ranges[] = { regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP288_POWER_REASON), regmap_reg_range(AXP288_BC_GLOBAL, AXP288_BC_GLOBAL), regmap_reg_range(AXP288_BC_DET_STAT, AXP288_BC_DET_STAT), + regmap_reg_range(AXP20X_CHRG_BAK_CTRL, AXP20X_CHRG_BAK_CTRL), regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IPSOUT_V_HIGH_L), regmap_reg_range(AXP20X_TIMER_CTRL, AXP20X_TIMER_CTRL), regmap_reg_range(AXP22X_GPIO_STATE, AXP22X_GPIO_STATE), -- 2.14.3