[U-Boot] [PATCH v4 2/2] mucmc52, uc101: delete ata at 3a00 node, if no CF card is detected
Heiko Schocher
hs at denx.de
Mon Sep 14 17:38:28 CEST 2009
Hello Jerry,
Jerry Van Baren wrote:
> Heiko Schocher wrote:
>> U-Boot can detect, if a ide device is present or not.
>> If not and this new config option is activated, u-boot
>> removes the ata node from the DTS before booting Linux,
>> so the Linux IDE driver does not crash, when probing the
>> device. This is needed for buggy hardware (uc101) where
>> no pull down resistor is connected to the signal IDE5V_DD7.
>
> Nitpicking your commit comment...
>
> U-Boot can detect if an IDE device is present or not.
> If not, and this new config option is activated, U-Boot
> removes the ATA node from the DTS before booting Linux
> so the Linux IDE driver does not probe the device and
> crash. This is needed for buggy hardware (uc101) where
> no pull down resistor is connected to the signal IDE5V_DD7.
Fixed, thanks!
bye
Heiko
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