From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Chan Subject: [PATCH 2/2] omap: pm34xx: Remove PER wakeup dependency on CORE. Date: Mon, 3 May 2010 14:26:58 -0700 Message-ID: <1272922018-11388-2-git-send-email-mike@android.com> References: <1272922018-11388-1-git-send-email-mike@android.com> Return-path: Received: from smtp-out.google.com ([216.239.44.51]:36524 "EHLO smtp-out.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756526Ab0ECV1I (ORCPT ); Mon, 3 May 2010 17:27:08 -0400 In-Reply-To: <1272922018-11388-1-git-send-email-mike@android.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org Cc: khilman@deeprootsystems.com, linux-omap@vger.kernel.org, r-woodruff2@ti.com, tony@atomide.com, Mike Chan We can remove this wakeup dependency since now, when GPIO2-6 are enabled for IO-pad wakeup, PER domain is gauranteed to be awake or be woken up to service. The previous dependency did not handle all corner cases. Since there was no sleep dependency between CORE and PER domains, if PER enters RET and CORE is ON, PER will not be active for GPIO handling. Signed-off-by: Mike Chan --- arch/arm/mach-omap2/pm34xx.c | 8 -------- 1 files changed, 0 insertions(+), 8 deletions(-) diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 2b2eaaa..acf180b 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -1086,14 +1086,6 @@ static int __init omap3_pm_init(void) omap3_idle_init(); clkdm_add_wkdep(neon_clkdm, mpu_clkdm); - /* - * REVISIT: This wkdep is only necessary when GPIO2-6 are enabled for - * IO-pad wakeup. Otherwise it will unnecessarily waste power - * waking up PER with every CORE wakeup - see - * http://marc.info/?l=linux-omap&m=121852150710062&w=2 - */ - clkdm_add_wkdep(per_clkdm, core_clkdm); - if (omap_type() != OMAP2_DEVICE_TYPE_GP) { omap3_secure_ram_storage = kmalloc(0x803F, GFP_KERNEL); -- 1.7.0.1