diff options
| author | Stefan Agner <[email protected]> | 2019-03-25 17:25:10 +0100 |
|---|---|---|
| committer | Stefano Babic <[email protected]> | 2019-04-13 20:30:09 +0200 |
| commit | be24fc780727bf008844d255fc25f2d23afa7812 (patch) | |
| tree | d2572e79bfb1b93e1150187c40839d37ad1c8947 | |
| parent | 2588bf1edc3545bd72ecf32f14114dc0dfde58b8 (diff) | |
colibri_vf: adjust timing according to data sheet
Using the DDR Validation tool in Processor Expert uncovered two
timing inconsistencies. Since those timings are related to the
suspend mode they do not affect or change regular memory behaviour.
Signed-off-by: Stefan Agner <[email protected]>
Acked-by: Marcel Ziswiler <[email protected]>
Reviewed-by: Igor Opaniuk <[email protected]>
| -rw-r--r-- | board/toradex/colibri_vf/colibri_vf.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/board/toradex/colibri_vf/colibri_vf.c b/board/toradex/colibri_vf/colibri_vf.c index 9c5bf4951b4..3e39912f91b 100644 --- a/board/toradex/colibri_vf/colibri_vf.c +++ b/board/toradex/colibri_vf/colibri_vf.c @@ -101,15 +101,21 @@ int dram_init(void) .tras_lockout = 0, .tdal = 12, .bstlen = 3, - .tdll = 512, + .tdll = 512, /* not applicable since freq. scaling + * is not used + */ .trp_ab = 6, .tref = 3120, .trfc = 64, .tref_int = 0, .tpdex = 3, .txpdll = 10, - .txsnr = 48, - .txsr = 468, + .txsnr = 68, /* changed to conform to JEDEC + * specifications + */ + .txsr = 506, /* changed to conform to JEDEC + * specifications + */ .cksrx = 5, .cksre = 5, .freq_chg_en = 0, |