clocksource/drivers/fttmr010: Fix the clock handling (2a55e98f) · Commits · 戴 / test

We need to also prepare and enable the clock we are using to get the right reference count and avoid it being shut off. Tested-by:

drivers/clocksource/timer-fttmr010.c

+7 −1

Original line number	Diff line number	Diff line
		@@ -238,12 +238,18 @@ static int __init fttmr010_timer_of_init(struct device_node *np)
		* and using EXTCLK is not supported in the driver.
		*/
		struct clk *clk;
		int ret;

		clk = of_clk_get_by_name(np, "PCLK");
		if (IS_ERR(clk)) {
		pr_err("could not get PCLK");
		pr_err("could not get PCLK\n");
		return PTR_ERR(clk);
		}
		ret = clk_prepare_enable(clk);
		if (ret) {
		pr_err("failed to enable PCLK\n");
		return ret;
		}
		tick_rate = clk_get_rate(clk);

		return fttmr010_timer_common_init(np);