Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755007AbbBLCyd (ORCPT ); Wed, 11 Feb 2015 21:54:33 -0500 Received: from nasmtp01.atmel.com ([192.199.1.246]:46611 "EHLO DVREDG02.corp.atmel.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754951AbbBLCyb (ORCPT ); Wed, 11 Feb 2015 21:54:31 -0500 From: Wenyou Yang To: , , CC: , , , , , , , , Subject: [PATCH 2/3] pm: at91: pm_suspend: MOR register KEY was missing Date: Thu, 12 Feb 2015 10:52:13 +0800 Message-ID: <1423709533-8416-1-git-send-email-wenyou.yang@atmel.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1423709441-8342-1-git-send-email-wenyou.yang@atmel.com> References: <1423709441-8342-1-git-send-email-wenyou.yang@atmel.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1227 Lines: 38 From: Patrice Vilchez Because writing the MOR register requires the PASSWD(0x37), if missed, the write operation will be aborted. Signed-off-by: Patrice Vilchez --- arch/arm/mach-at91/pm_suspend.S | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S index 1c7256a..5347ad4 100644 --- a/arch/arm/mach-at91/pm_suspend.S +++ b/arch/arm/mach-at91/pm_suspend.S @@ -132,6 +132,7 @@ ENTRY(at91_pm_suspend_in_sram) /* Turn off the main oscillator */ ldr tmp1, [pmc, #AT91_CKGR_MOR] bic tmp1, tmp1, #AT91_PMC_MOSCEN + orr tmp1, tmp1, #AT91_PMC_KEY str tmp1, [pmc, #AT91_CKGR_MOR] skip_disable_main_clock: @@ -149,6 +150,7 @@ skip_disable_main_clock: /* Turn on the main oscillator */ ldr tmp1, [pmc, #AT91_CKGR_MOR] orr tmp1, tmp1, #AT91_PMC_MOSCEN + orr tmp1, tmp1, #AT91_PMC_KEY str tmp1, [pmc, #AT91_CKGR_MOR] wait_moscrdy -- 1.7.9.5 -- 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/