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nvethernetrm: change required clock freq to 250MHz

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increase required clock frequency from 62.5MHz to 250MHz
for better PTP time stamping accuracy.Switching to 250 MHz
will increase the accuracy of the PTP timestamp by ~22ns

Bug 200565215

Change-Id: I1dab385ade30df4864c1477685f39d4374700932
Signed-off-by: Narayan Reddy <narayanr@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2234039
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Narayan Reddy
2019-11-07 14:22:06 +05:30
committed by mobile promotions
parent 8c4a5092ee
commit fab3043f1c
3 changed files with 11 additions and 10 deletions
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1
include/osi_common.h
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@@ -37,6 +37,7 @@
/* System clock is 62.5MHz */
#define OSI_ETHER_SYSCLOCK 62500000U
#define OSI_PTP_REQ_CLK_FREQ 250000000U
#define OSI_ONE_MEGA_HZ 1000000U
#define OSI_MAX_RX_COALESCE_USEC 1020U
#define OSI_MIN_RX_COALESCE_USEC 3U