Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2024-11-29 16:10:58 +00:00
Code Issues Projects Releases Packages Wiki Activity

imx8m: soc: enable SCTR clock before timer init

Browse source 
To i.MX8MM SCTR clock is disabled by ROM, so before timer init
need to enable it.
To i.MX8MQ, it does not hurt the clock is enabled again.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Peng Fan 2019-08-27 06:25:37 +00:00 committed by Stefano Babic
parent b3cf0a8f03
commit 0528ba0e1c
1 changed files with 6 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
arch/arm/mach-imx/imx8m/soc.c
View file

@ -231,6 +231,12 @@ static void imx_set_wdog_powerdown(bool enable)
int arch_cpu_init(void)
{
struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
/*
* ROM might disable clock for SCTR,
* enable the clock before timer_init.
*/
if (IS_ENABLED(CONFIG_SPL_BUILD))
clock_enable(CCGR_SCTR, 1);
/*
* Init timer at very early state, because sscg pll setting
* will use it