On Friday 25 March 2016 05:21 AM, David Lechner wrote:
> The da850 family of processors has an async3 clock domain that can be
> muxed to either pll0_sysclk2 or pll1_sysclk2. Now that the davinci clocks
> have a set_parent callback, we can use this to control the async3 mux
> instead of a stand-alone function.
>
> This adds a new async3_clk and sets the appropriate child clocks. The
> default is use to pll1_sysclk2 since it is not affected by processor
> frequency scaling.
>
> Signed-off-by: David Lechner <da...@lechnology.com>
> +static int da850_async3_set_parent(struct clk *clk, struct clk *parent)
> +{
> + u32 val;
> +
> + val = readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG));
> +
> + /* Set the Async3 clock domain mux based on the parent clock. */
> + if (parent == &pll0_sysclk2)
> + val &= ~CFGCHIP3_ASYNC3_CLKSRC;
> + else if (parent == &pll1_sysclk2)
> + val |= CFGCHIP3_ASYNC3_CLKSRC;
> + else {
> + pr_err("Bad parent on async3 clock mux.\n");
> + return -EINVAL;
> + }
Since else has braces, need braces on all arm of the if-else construct.
Applied this patch with this fixed locally. checkpatch complains about
this too when --strict option is passed.
Thanks,
Sekhar
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