linux-kernel - Re: [PATCH 2/6] clk: sunxi: Add H3 clocks support

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Message-ID: <20150509112936.GU11057@lukather>
Date:	Sat, 9 May 2015 13:29:36 +0200
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	Jens Kuske <jenskuske@...il.com>
Cc:	Chen-Yu Tsai <wens@...e.org>,
	Emilio López <emilio@...pez.com.ar>,
	Mike Turquette <mturquette@...aro.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Vinod Koul <vinod.koul@...el.com>,
	Rob Herring <robh+dt@...nel.org>,
	devicetree <devicetree@...r.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [PATCH 2/6] clk: sunxi: Add H3 clocks support

On Wed, May 06, 2015 at 12:18:11PM +0200, Jens Kuske wrote:
> >>  /**
> >>   * sunxi_divs_clk_setup() - Setup function for leaf divisors on clocks
> >>   *
> >> @@ -1252,6 +1288,7 @@ static const struct of_device_id clk_factors_match[] __initconst = {
> >>         {.compatible = "allwinner,sun5i-a13-ahb-clk", .data = &sun5i_a13_ahb_data,},
> >>         {.compatible = "allwinner,sun4i-a10-apb1-clk", .data = &sun4i_apb1_data,},
> >>         {.compatible = "allwinner,sun7i-a20-out-clk", .data = &sun7i_a20_out_data,},
> >> +       {.compatible = "allwinner,sun8i-h3-pll8-clk", .data = &sun8i_h3_pll8_data,},
> > 
> > Matching comment above, no need to add a new compatible for something that's
> > the same.
> 
> PLL8 doesn't have a x2 output according to User Manual, but I did it
> wrong anyway, see first comment.

Don't worry too much about that output.

It's not really an output, it's a pre-multiplier on a single
child. We're discussing with Chen-Yu about refactoring this anyway, so
it will probably go away in a near future.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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