From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH 1/8] ARM: OMAP2+: timer: Add a powerup function Date: Mon, 21 Jul 2014 04:00:57 -0700 Message-ID: <20140721110057.GV18374@atomide.com> References: <1398216429-4681-1-git-send-email-joelf@ti.com> <1398216429-4681-2-git-send-email-joelf@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1398216429-4681-2-git-send-email-joelf@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: Joel Fernandes Cc: Rob Herring , Linux OMAP List , Linux ARM Kernel List , Linux Kernel Mailing List List-Id: linux-omap@vger.kernel.org * Joel Fernandes [140422 18:27]: > In an effort to isolate the time power initialization for future purposes, add > a function to do the same. This primarily involves a hwmod lookup, setup and > enable. No users yet for this function? Can you remove the same code from somewhere else in this patch? Regards, Tony > Signed-off-by: Joel Fernandes > --- > arch/arm/mach-omap2/timer.c | 25 +++++++++++++++++++++++++ > 1 file changed, 25 insertions(+) > > diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c > index dfb19df..ec427e6 100644 > --- a/arch/arm/mach-omap2/timer.c > +++ b/arch/arm/mach-omap2/timer.c > @@ -210,6 +210,31 @@ static void __init omap_dmtimer_init(void) > } > } > > +int __init omap_dmtimer_powerup(struct device_node *np) > +{ > + struct omap_hwmod *oh; > + const char *oh_name = NULL; > + int ret; > + > + of_property_read_string_index(np, "ti,hwmods", 0, &oh_name); > + if (!oh_name) > + return -ENODEV; > + > + oh = omap_hwmod_lookup(oh_name); > + if (!oh) > + return -ENODEV; > + > + ret = omap_hwmod_setup_one(oh_name); > + if (ret) > + return ret; > + > + ret = omap_hwmod_enable(oh); > + if (ret) > + return ret; > + > + return 0; > +} > + > /** > * omap_dm_timer_get_errata - get errata flags for a timer > * > -- > 1.7.9.5 >