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platform: generic: mips p8700: synchronize hi-res timers

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There's high-resolution (1GHz) timer found in the p8700 cluster.
This timer used for precise time measurement by platform specific
software.

Synchronize this proprietary timers to reference in cluster 0.
Procedure borrowed from the aclint mtimer.

Signed-off-by: Vladimir Kondratiev <vladimir.kondratiev@mobileye.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Link: https://lore.kernel.org/r/20260223-for-upstream-eyeq7h-v3-17-621d004d1a21@mobileye.com
Signed-off-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Vladimir Kondratiev
2026-02-23 16:54:56 +02:00
committed by Anup Patel
parent 76ecd8f37a
commit a3aeef7c14
3 changed files with 19 additions and 1 deletions
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1
platform/generic/include/mips/p8700.h
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@@ -147,6 +147,7 @@ extern const struct p8700_cm_info *p8700_cm_info;
/* CPC Block offsets */
#define CPC_PWRUP_CTL 0x0030
#define CPC_HRTIME 0x0090
#define CPC_CM_STAT_CONF 0x1008
#define CPC_OFF_LOCAL 0x2000