From: sonic zhang <sonic.adi@gmail.com>
Date: Tue, 27 Nov 2007 04:47:39 +0000 (+0800)
Subject: Set proper ATA UDMA mode for bf548 according to system clock.
X-Git-Tag: v2.6.24-rc4~10^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f88c480dac88a754f84e943cb5539d59cda3c089;p=pandora-kernel.git

Set proper ATA UDMA mode for bf548 according to system clock.

UDMA Mode - Frequency compatibility

UDMA5 - 100 MB/s   - SCLK  = 133 MHz
UDMA4 - 66 MB/s    - SCLK >=  80 MHz
UDMA3 - 44.4 MB/s  - SCLK >=  50 MHz
UDMA2 - 33 MB/s    - SCLK >=  40 MHz

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
---

Reading git-diff-tree failed