From: Linus Walleij <[email protected]> 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: Jonas Jensen <[email protected]> Signed-off-by: Linus Walleij <[email protected]> Signed-off-by: Daniel Lezcano <[email protected]> --- drivers/clocksource/timer-fttmr010.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/clocksource/timer-fttmr010.c b/drivers/clocksource/timer-fttmr010.c index b4a6f1e..58ce017 100644 --- a/drivers/clocksource/timer-fttmr010.c +++ b/drivers/clocksource/timer-fttmr010.c @@ -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); -- 2.7.4
