tree 84b0975bed28db6f6f01bcf59d7d42cd23261e7d
parent 99b546da5d81bf03882b0f0e04a2c862ad3236b8
author Kever Yang <kever.yang@rock-chips.com> 1501131242 +0800
committer Philipp Tomsich <philipp.tomsich@theobroma-systems.com> 1502637309 +0200

rockchip: clk: remove RATE_TO_DIV

Use DIV_ROUND_UP instead RATE_TO_DIV for all Rockchip SoC
clock driver.
Add or fix the div-field overflow check at the same time.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>