From: Heiko Schocher Date: Tue, 28 Aug 2007 15:40:33 +0000 (+0200) Subject: [UC101] Fix: if no CF in the board, U-Boot resets sometimes. X-Git-Tag: v1.3.0-rc1~12^2~21 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=a861558c65f65f1cf1302f3a35e9db7686b9e1a3;p=u-boot [UC101] Fix: if no CF in the board, U-Boot resets sometimes. Signed-off-by: Heiko Schocher --- diff --git a/cpu/mpc5xxx/ide.c b/cpu/mpc5xxx/ide.c index 087ddac109..344e6f2029 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; diff --git a/include/configs/uc101.h b/include/configs/uc101.h index 3b471d0a97..aed80ec1e5 100644 --- a/include/configs/uc101.h +++ b/include/configs/uc101.h @@ -332,7 +332,6 @@ #define CFG_IDE_MAXDEVICE 2 /* max. 2 drives per IDE bus */ #define CONFIG_IDE_PREINIT 1 -/* #define CONFIG_IDE_RESET 1 beispile siehe tqm5200.c */ #define CFG_ATA_IDE0_OFFSET 0x0000