Commit db78539f authored by Jonathan Neuschäfer's avatar Jonathan Neuschäfer Committed by Daniel Lezcano
Browse files

clocksource/drivers/timer-npcm7xx: Enable timer 1 clock before use 



In the WPCM450 SoC, the clocks for each timer can be gated individually.
To prevent the timer 1 clock from being gated, enable it explicitly.

Signed-off-by: default avatarJonathan Neuschäfer <j.neuschaefer@gmx.net>
Reviewed-by: default avatarJoel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20221104161850.2889894-3-j.neuschaefer@gmx.net


Signed-off-by: default avatarDaniel Lezcano <daniel.lezcano@kernel.org>
parent aa3f72ea

drivers/clocksource/timer-npcm7xx.c

+10 −0
Original line number Diff line number Diff line
@@ -188,6 +188,7 @@ static void __init npcm7xx_clocksource_init(void) 


static int __init npcm7xx_timer_init(struct device_node *np)

{

	struct clk *clk;

	int ret;



	ret = timer_of_init(np, &npcm7xx_to);
@@ -199,6 +200,15 @@ static int __init npcm7xx_timer_init(struct device_node *np) 
	npcm7xx_to.of_clk.rate = npcm7xx_to.of_clk.rate /

		(NPCM7XX_Tx_MIN_PRESCALE + 1);



	/* Enable the clock for timer1, if it exists */

	clk = of_clk_get(np, 1);

	if (clk) {

		if (!IS_ERR(clk))

			clk_prepare_enable(clk);

		else

			pr_warn("%pOF: Failed to get clock for timer1: %pe", np, clk);

	}



	npcm7xx_clocksource_init();

	npcm7xx_clockevents_init();