linux-kernel - Re: [PATCH v4 6/9] clk: sunxi-ng: Add A64 clocks

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Message-ID: <20161024150542.cle7iw2l7c5ybbrr@lukather>
Date:   Mon, 24 Oct 2016 17:05:42 +0200
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Stephen Boyd <sboyd@...eaurora.org>
Cc:     Mike Turquette <mturquette@...libre.com>,
        Chen-Yu Tsai <wens@...e.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-sunxi@...glegroups.com,
        Andre Przywara <andre.przywara@....com>
Subject: Re: [PATCH v4 6/9] clk: sunxi-ng: Add A64 clocks

Hi Stephen,

On Thu, Oct 20, 2016 at 11:46:01AM -0700, Stephen Boyd wrote:
> On 10/11, Maxime Ripard wrote:
> > diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
> > new file mode 100644
> > index 000000000000..c0e96bf6d104
> > --- /dev/null
> > +++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
> > +
> > +static int sun50i_a64_ccu_probe(struct platform_device *pdev)
> > +{
> > +	struct resource *res;
> > +	void __iomem *reg;
> > +	u32 val;
> > +
> > +	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> > +	reg = devm_ioremap_resource(&pdev->dev, res);
> > +	if (IS_ERR(reg)) {
> > +		dev_err(&pdev->dev, "Could not map the clock registers\n");
> 
> devm_ioremap_resource() should already spit out an error.
> 
> > +		return PTR_ERR(reg);
> > +	}
> > +
> > +	/* Force the PLL-Audio-1x divider to 4 */
> > +	val = readl(reg + SUN50I_A64_PLL_AUDIO_REG);
> > +	val &= ~GENMASK(19, 16);
> > +	writel(val | (3 << 16), reg + SUN50I_A64_PLL_AUDIO_REG);
> > +
> > +	writel(0x515, reg + SUN50I_A64_PLL_MIPI_REG);
> > +
> > +	return sunxi_ccu_probe(pdev->dev.of_node, reg, &sun50i_a64_ccu_desc);
> > +}
> > +
> > +static const struct of_device_id sun50i_a64_ccu_ids[] = {
> > +	{ .compatible = "allwinner,sun50i-a64-ccu" },
> > +	{ },
> 
> Nitpick: drop the comma

Thanks for your comments, it's fixed.

Maxime

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

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