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| author |   Richard Cochran <richardcochran@gmail.com> | 2012-10-29 08:45:19 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2012-11-01 12:21:32 -0400 |
| commit | 00ab94eeaf6c1ad38ad7368c5148fed31403c8a2 (patch) | |
| tree | e76e94fe6e4ff9ac7b48dfedd0584bf2bb5164de /include | |
| parent | cpsw: add a DT field for the active time stamping port (diff) | |
| download | linux-dev-00ab94eeaf6c1ad38ad7368c5148fed31403c8a2.tar.xz linux-dev-00ab94eeaf6c1ad38ad7368c5148fed31403c8a2.zip | |
cpts: specify the input clock frequency via DT
This patch adds a way to configure the CPTS input clock scaling factors
via the device tree.
Signed-off-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/platform_data/cpsw.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/platform_data/cpsw.h b/include/linux/platform_data/cpsw.h index 15a077eb0689..b5c16c3df458 100644 --- a/include/linux/platform_data/cpsw.h +++ b/include/linux/platform_data/cpsw.h @@ -34,6 +34,8 @@ struct cpsw_platform_data { u32 slaves; /* number of slave cpgmac ports */ struct cpsw_slave_data *slave_data; u32 cpts_active_slave; /* time stamping slave */ + u32 cpts_clock_mult; /* convert input clock ticks to nanoseconds */ + u32 cpts_clock_shift; /* convert input clock ticks to nanoseconds */ u32 ale_reg_ofs; /* address lookup engine reg offset */ u32 ale_entries; /* ale table size */ |