Commit 27b30995 authored by Peng Fan's avatar Peng Fan Committed by Daniel Lezcano
Browse files

clocksource/drivers/imx-sysctr: handle nxp,no-divider property 



The previous hardware design embedds a internal divider for base clock.
New design not has that divider, so check the nxp,no-divider property,
if true, directly use base clock input, otherwise divide by 3 as before.

Signed-off-by: default avatarPeng Fan <peng.fan@nxp.com>
Link: https://lore.kernel.org/r/20220902111207.2902493-3-peng.fan@oss.nxp.com


Signed-off-by: default avatarDaniel Lezcano <daniel.lezcano@linaro.org>
parent 061f4274

drivers/clocksource/timer-imx-sysctr.c

+4 −2
Original line number Diff line number Diff line
@@ -134,8 +134,10 @@ static int __init sysctr_timer_init(struct device_node *np) 
	if (ret)

		return ret;



	if (!of_property_read_bool(np, "nxp,no-divider")) {

		/* system counter clock is divided by 3 internally */

		to_sysctr.of_clk.rate /= SYS_CTR_CLK_DIV;

	}



	sys_ctr_base = timer_of_base(&to_sysctr);

	cmpcr = readl(sys_ctr_base + CMPCR);