From mboxrd@z Thu Jan 1 00:00:00 1970 From: s.hauer@pengutronix.de (Sascha Hauer) Date: Sat, 26 May 2012 13:28:24 +0200 Subject: [PATCH 01/15] ARM: mx5: Use clk_prepare_enable/clk_disable_unprepare In-Reply-To: <1337987696-31728-1-git-send-email-festevam@gmail.com> References: <1337987696-31728-1-git-send-email-festevam@gmail.com> Message-ID: <20120526112824.GV30400@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, May 25, 2012 at 08:14:42PM -0300, Fabio Estevam wrote: > From: Fabio Estevam > > Prepare the clock before enabling it. > > Cc: > Signed-off-by: Fabio Estevam > --- > arch/arm/mach-imx/mm-imx5.c | 4 ++-- > 1 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c > index feeee17..fcad95c 100644 > --- a/arch/arm/mach-imx/mm-imx5.c > +++ b/arch/arm/mach-imx/mm-imx5.c > @@ -35,11 +35,11 @@ static void imx5_idle(void) > return; > clk_prepare(gpc_dvfs_clk); > } > - clk_enable(gpc_dvfs_clk); > + clk_prepare_enable(gpc_dvfs_clk); > mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF); > if (!tzic_enable_wake()) > cpu_do_idle(); > - clk_disable(gpc_dvfs_clk); > + clk_disable_unprepare(gpc_dvfs_clk); > } No, the clock already is prepared. Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |