From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kevin Hilman Subject: Re: [PATCH] Don't scale voltage in C1 state Date: Tue, 27 Jan 2009 14:34:36 -0800 Message-ID: <87mydcs7ib.fsf@deeprootsystems.com> References: <1231950755-8620-1-git-send-email-peter.de-schrijver@nokia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from rv-out-0506.google.com ([209.85.198.227]:61027 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753887AbZA0Wej (ORCPT ); Tue, 27 Jan 2009 17:34:39 -0500 Received: by rv-out-0506.google.com with SMTP id k40so6624832rvb.1 for ; Tue, 27 Jan 2009 14:34:38 -0800 (PST) In-Reply-To: <1231950755-8620-1-git-send-email-peter.de-schrijver@nokia.com> (Peter De Schrijver's message of "Wed\, 14 Jan 2009 18\:32\:35 +0200") Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Peter 'p2' De Schrijver Cc: linux-omap@vger.kernel.org "Peter 'p2' De Schrijver" writes: > This patch prevents VDD1 and VDD2 to go to the lowest OPP when entering C1. > It improves wakeup latency from 600us to about 50us. > > Now with signoff :) > > Signed-off-by: Peter 'p2' De Schrijver Thanks, pushed to PM branch. Kevin > --- > arch/arm/mach-omap2/pm34xx.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c > index b0b2188..87ef55e 100644 > --- a/arch/arm/mach-omap2/pm34xx.c > +++ b/arch/arm/mach-omap2/pm34xx.c > @@ -1052,7 +1052,7 @@ static void __init configure_vc(void) > OMAP3_PRM_VC_I2C_CFG_OFFSET); > > /* Setup voltctrl and other setup times */ > - prm_write_mod_reg(OMAP3430_AUTO_RET | OMAP3430_AUTO_SLEEP, > + prm_write_mod_reg(OMAP3430_AUTO_RET, > OMAP3430_GR_MOD, OMAP3_PRM_VOLTCTRL_OFFSET); > > prm_write_mod_reg(OMAP3430_CLKSETUP_DURATION, OMAP3430_GR_MOD, > -- > 1.5.6.3 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-omap" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html