tree c1e1f43de7cdfa3ddde7d8f445eac008b08c60de
parent d0a2f82da949283027a7da6a8b2a70ada46e7b55
author Anton Vorontsov <avorontsov@ru.mvista.com> 1201189203 +0300
committer Kumar Gala <galak@kernel.crashing.org> 1201530777 -0600

spi_mpc83xx: use brg-frequency for SPI in QE

In case of QE we can use brg-frequency (which is qeclk/2).
Thus no need to divide sysclk in the spi_mpc83xx.

This patch also adds code to use get_brgfreq() on QE chips.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>