Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932125Ab3DCSFb (ORCPT ); Wed, 3 Apr 2013 14:05:31 -0400 Received: from opensource.wolfsonmicro.com ([80.75.67.52]:53537 "EHLO opensource.wolfsonmicro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762994Ab3DCSF2 (ORCPT ); Wed, 3 Apr 2013 14:05:28 -0400 From: Mark Brown To: Samuel Ortiz Cc: linux-kernel@vger.kernel.org, patches@opensource.wolfsonmicro.com, Charles Keepax , Mark Brown Subject: [PATCH 2/3] mfd: arizona: Wait for internal clocks to startup after reset Date: Wed, 3 Apr 2013 19:05:20 +0100 Message-Id: <1365012321-7673-2-git-send-email-broonie@opensource.wolfsonmicro.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1365012321-7673-1-git-send-email-broonie@opensource.wolfsonmicro.com> References: <20130403180423.GA6985@opensource.wolfsonmicro.com> <1365012321-7673-1-git-send-email-broonie@opensource.wolfsonmicro.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1207 Lines: 41 From: Charles Keepax Signed-off-by: Mark Brown Signed-off-by: Charles Keepax --- drivers/mfd/arizona-core.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c index e4c8dc2..69e9796 100644 --- a/drivers/mfd/arizona-core.c +++ b/drivers/mfd/arizona-core.c @@ -519,8 +519,10 @@ int arizona_dev_init(struct arizona *arizona) goto err_enable; } - if (arizona->pdata.reset) + if (arizona->pdata.reset) { gpio_set_value_cansleep(arizona->pdata.reset, 1); + msleep(1); + } regcache_cache_only(arizona->regmap, false); @@ -579,6 +581,8 @@ int arizona_dev_init(struct arizona *arizona) goto err_reset; } + msleep(1); + ret = regcache_sync(arizona->regmap); if (ret != 0) { dev_err(dev, "Failed to sync device: %d\n", ret); -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/