[PATCH V2] clk: hi6220: Add the hi655x's pmic clock

Daniel Lezcano
2017-04-16T20:57:13Z

On Wed, Apr 12, 2017 at 08:02:45AM -0700, Stephen Boyd wrote:
> On 04/08, Daniel Lezcano wrote:
> >
> > Example:
> > pmic: pmic at f8000000 {
> > @@ -24,4 +29,5 @@ Example:
> > interrupt-controller;
> > #interrupt-cells = <2>;
> > pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
> > + clock-cells = <0>;
>
> Should be #clock-cells instead.

Ok.

> > +static int hi655x_clk_probe(struct platform_device *pdev)
> > +{
> > + struct device *parent = pdev->dev.parent;
> > + struct hi655x_pmic *hi655x = dev_get_drvdata(parent);
> > + struct clk_init_data *hi655x_clk_init;
>
> This can just go onto the stack? We don't need it around after
> probe.

Agree.

> > + struct hi655x_clk *hi655x_clk;
> > + const char *clk_name = "hi655x-clk";
> > + int ret;
> > +
> > + hi655x_clk = devm_kzalloc(&pdev->dev, sizeof(*hi655x_clk), GFP_KERNEL);
> > + if (!hi655x_clk)
> > + return -ENOMEM;
> > +
> > + hi655x_clk_init = devm_kzalloc(&pdev->dev, sizeof(*hi655x_clk_init),
> > + GFP_KERNEL);
> > + if (!hi655x_clk_init)
> > + return -ENOMEM;
> > +
> > + of_property_read_string_index(parent->of_node, "clock-output-names",
> > + 0, &clk_name);
> > +
> > + hi655x_clk_init->name = clk_name;
> > + hi655x_clk_init->ops = &hi655x_clk_ops;
> > +
> > + hi655x_clk->clk_hw.init = hi655x_clk_init;
> > + hi655x_clk->hi655x = hi655x;
> > +
> > + platform_set_drvdata(pdev, hi655x_clk);
> > +
> > + ret = devm_clk_hw_register(&pdev->dev, &hi655x_clk->clk_hw);
> > + if (ret)
> > + return ret;
> > +
> > + ret = of_clk_add_hw_provider(parent->of_node, of_clk_hw_simple_get,
> > + &hi655x_clk->clk_hw);
> > + if (ret)
> > + return ret;
> > +
> > + ret = clk_hw_register_clkdev(&hi655x_clk->clk_hw, clk_name, NULL);
>
> Missed this last time. Do you use this clkdev lookup? The name is
> usually supposed to be based on what the device is expecting,
> instead of clk_name, and we would want some device name for the
> third argument here.

I'm not sure to get your comment. Are you saying the clk_name should be the
third argument?

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