From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Horman Date: Thu, 27 Jun 2013 07:16:40 +0000 Subject: Re: [PATCH 4/4] ARM: shmobile: r8a73a4: add Z2 clock support Message-Id: <20130627071640.GB25014@verge.net.au> List-Id: References: <1371798638-10530-1-git-send-email-g.liakhovetski@gmx.de> <1371798638-10530-5-git-send-email-g.liakhovetski@gmx.de> In-Reply-To: <1371798638-10530-5-git-send-email-g.liakhovetski@gmx.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-arm-kernel@lists.infradead.org On Fri, Jun 21, 2013 at 09:10:38AM +0200, Guennadi Liakhovetski wrote: > The Z2 clock on r8a73a4 is used to clock the 4 Cortex A7 cores on the SoC. > Add a definition for this clock to later use it from the arm_big_little > CPUFreq driver. > > Signed-off-by: Guennadi Liakhovetski Thanks, I have queued this up for v3.12 in the soc branch. > --- > arch/arm/mach-shmobile/clock-r8a73a4.c | 17 +++++++++++++++++ > 1 files changed, 17 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/mach-shmobile/clock-r8a73a4.c b/arch/arm/mach-shmobile/clock-r8a73a4.c > index 508cb1e..b717e98 100644 > --- a/arch/arm/mach-shmobile/clock-r8a73a4.c > +++ b/arch/arm/mach-shmobile/clock-r8a73a4.c > @@ -324,6 +324,21 @@ static struct clk z_clk = { > .ops = &zclk_ops, > }; > > +/* > + * It seems only 1/2 divider is usable in manual mode. 1/2 / 2/3 > + * switching is only available in auto-DVFS mode > + */ > +SH_FIXED_RATIO_CLK(pll0_div2_clk, pll0_clk, div2); > + > +static struct clk z2_clk = { > + .parent = &pll0_div2_clk, > + .div_mask = 0x1f, > + .enable_bit = 0, > + /* We'll need to access FRQCRB and FRQCRC */ > + .enable_reg = (void __iomem *)FRQCRB, > + .ops = &zclk_ops, > +}; > + > static struct clk *main_clks[] = { > &extalr_clk, > &extal1_clk, > @@ -342,6 +357,8 @@ static struct clk *main_clks[] = { > &pll2s_clk, > &pll2h_clk, > &z_clk, > + &pll0_div2_clk, > + &z2_clk, > }; > > /* DIV4 */ > -- > 1.7.2.5 >