ram: rk3399: Add lpddr4 rank mask for ca training
authorJagan Teki <jagan@amarulasolutions.com>
Tue, 16 Jul 2019 11:57:09 +0000 (17:27 +0530)
committerKever Yang <kever.yang@rock-chips.com>
Sat, 20 Jul 2019 15:59:44 +0000 (23:59 +0800)
commit3dae87da89e4c9edb4da9e05bde2e10bb98bd885
tree061bca4ef66caace0a748df98e0b519432e664db
parentb6cf08949d4d8ff0940c0663ae1d978737705205
ram: rk3399: Add lpddr4 rank mask for ca training

Add rank_mask based on the rank number for lpddr4.

This would keep the ca data training loop based on the
desired rank mask value instead of looping for all values.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: YouMin Chen <cym@rock-chips.com>
Reviewed-by: Kever Yang <Kever.yang@rock-chips.com>
drivers/ram/rockchip/sdram_rk3399.c