Messages in this thread | | | Subject | Re: [RFC] [PATCH] Device Tree on ARM platform | From | Peter Korsgaard <> | Date | Wed, 27 May 2009 20:26:43 +0200 |
| |
>>>>> "Scott" == Scott Wood <scottwood@freescale.com> writes:
Hi,
>> Just bundle the .dtb with the kernel and they'll always be in sync. I >> know this isn't really in the spirit of OF, but currently imho the >> only realistic solution.
Scott> That removes the ability to use the device tree to pass information Scott> from the bootloader, such as MAC addresses and clock frequencies. On Scott> the u-boot list, you'll find people trying such hacks (which were Scott> rightly NACKed) as passing the information in the device's volatile Scott> registers (which the Linux driver must then not reset) to deal with Scott> ARM Linux's lack of this ability.
No, with the multi-image support U-Boot has full access to the device tree. E.G. I adjust the flash partition list defined in the .dtb in my board's ft_board_setup() routine.
-- Bye, Peter Korsgaard
| |