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at91: fix a USB problem for AT91SAM9261 

This patch corrects the missing PLLB initialization in usb_cpu_init()
for AT91SAM9261.
Because of the missing PLLB initialization, the USB support for all
AT91SAM9261 based boards will work only if the PLLB is configured by a
precedent bootloader.

Signed-off-by: Ilko Iliev <iliev@ronetix.at>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Remy Bohmer <linux@bohmer.net>
This commit is contained in:
RONETIX - Ilko Iliev 2009-06-05 16:54:31 +02:00 committed by Remy Bohmer
parent 2c0234fa79
commit faa14babd7
1 changed files with 2 additions and 1 deletions
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3
drivers/usb/host/ohci-at91.c
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@ -34,7 +34,8 @@ int usb_cpu_init(void)
{
#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \
defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20)
defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) || \
defined(CONFIG_AT91SAM9261)
/* Enable PLLB */
at91_sys_write(AT91_CKGR_PLLBR, get_pllb_init());
while ((at91_sys_read(AT91_PMC_SR) & AT91_PMC_LOCKB) != AT91_PMC_LOCKB)