On Tue 2018-09-18 22:54:55, Lubomir Rintel wrote:
> The device-tree booted MMP2 needs to enable the timer clock, otherwise
> the it would stop ticking when the boot finishes.
"the it" -> "it"
> It can also use the clock rate from the clk, the non-DT boards need to
> keep using the hardcoded rates.
>
> Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>
Acked-by: Pavel Machek <pavel@xxxxxx>
> + clk = of_clk_get(np, 0);
> + if (!IS_ERR(clk)) {
> + ret = clk_prepare_enable(clk);
> + if (ret)
> + goto out;
> + rate = clk_get_rate(clk) / 2;
> + } else if (cpu_is_pj4 ()) {
extra space.
> + rate = 6500000;
> + } else {
> + rate = 3250000;
> + }
> +
> irq = irq_of_parse_and_map(np, 0);
> if (!irq) {
> ret = -EINVAL;
> @@ -231,7 +239,7 @@ void __init mmp_dt_init_timer(void)
> ret = -ENOMEM;
> goto out;
> }
> - timer_init(irq);
> + timer_init(irq, rate);
> return;
> out:
> pr_err("Failed to get timer from device tree with error:%d\n", ret);
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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