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MLK-20479 imx8mq: clear ocotp error bit 

In case ocotp error bit is set, clear it.
This is a workaround to ocotp error bit.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
(cherry picked from commit 781f2d8feb)
This commit is contained in:
Peng Fan 2018-11-28 12:32:21 +08:00
parent c630e0ad3b
commit 654088cc21
1 changed files with 7 additions and 0 deletions
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7
arch/arm/mach-imx/imx8m/soc.c
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@ -249,6 +249,7 @@ static void imx_set_wdog_powerdown(bool enable)
int arch_cpu_init(void) int arch_cpu_init(void)
{ {
struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
/* /*
* Init timer at very early state, because pll setting will use it, * Init timer at very early state, because pll setting will use it,
* Rom Turnned off SCTR, enable it before timer_init * Rom Turnned off SCTR, enable it before timer_init
@ -288,6 +289,12 @@ int arch_cpu_init(void)
writel(0x21, 0x30370038); writel(0x21, 0x30370038);
#endif #endif
if (is_imx8mq()) {
clock_enable(CCGR_OCOTP, 1);
if (readl(&ocotp->ctrl) & 0x200)
writel(0x200, &ocotp->ctrl_clr);
}
return 0; return 0;
} }