From a861558c65f65f1cf1302f3a35e9db7686b9e1a3 Mon Sep 17 00:00:00 2001 From: Heiko Schocher Date: Tue, 28 Aug 2007 17:40:33 +0200 Subject: [UC101] Fix: if no CF in the board, U-Boot resets sometimes. Signed-off-by: Heiko Schocher --- cpu/mpc5xxx/ide.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'cpu/mpc5xxx') diff --git a/cpu/mpc5xxx/ide.c b/cpu/mpc5xxx/ide.c index 087ddac10..344e6f202 100644 --- a/cpu/mpc5xxx/ide.c +++ b/cpu/mpc5xxx/ide.c @@ -54,11 +54,19 @@ int ide_preinit (void) /* All sample codes do that... */ *(vu_long *) MPC5XXX_ATA_SHARE_COUNT = 0; +#if defined(CONFIG_UC101) + /* Configure and reset host */ + *(vu_long *) MPC5XXX_ATA_HOST_CONFIG = + MPC5xxx_ATA_HOSTCONF_SMR | MPC5xxx_ATA_HOSTCONF_FR; + udelay (10); + *(vu_long *) MPC5XXX_ATA_HOST_CONFIG = 0; +#else /* Configure and reset host */ *(vu_long *) MPC5XXX_ATA_HOST_CONFIG = MPC5xxx_ATA_HOSTCONF_IORDY | MPC5xxx_ATA_HOSTCONF_SMR | MPC5xxx_ATA_HOSTCONF_FR; udelay (10); *(vu_long *) MPC5XXX_ATA_HOST_CONFIG = MPC5xxx_ATA_HOSTCONF_IORDY; +#endif /* Disable prefetch on Commbus */ psdma->PtdCntrl |= 1; -- cgit v1.2.3