[BUG] mpc8323_rdb platform doesn't boot since kernel 3.16

[leroy christophe]

Le 10/06/2015 20:17, Rob Herring a écrit :
> On Wed, Jun 10, 2015 at 10:12 AM, leroy christophe
> <christophe.leroy at c-s.fr> wrote:
>> Le 06/06/2015 17:32, Rob Herring a écrit :
>>> On Sat, Jun 6, 2015 at 6:20 AM, christophe leroy
>>> <christophe.leroy at c-s.fr> wrote:
>>>> I've got a MPC8323 RDB evaluation platform from freescale
>>>> kernel 4.0 doesn't boot
>>>> kernel 3.16 doesn't boot
>>>> kernel 3.15 boots ok
>>>>
>>>> I disected the issue down to your commit "of/fdt: Convert FDT functions
>>>> to
>>>> use libfdt" (e6a6928c3ea1d0195ed75a091e345696b916c09b)
>>>>
>>>> Do you have an idea of what the issue could be ?
>>> Is your dtb older version of the dtb format (before 0x10)? libfdt
>>> doesn't work on the older versions.
>> Yes, dtb has version 0x11, which seems to be the issue (see below)
> In that your bootloader doesn't understand 0x11.
>
>>> If not, do you have logs with debug enabled in drivers/of/fdt.c?
>> I get "unflatten: error -11 processing FDT"
> Can I get the full debug prints.
Here it is:

  -> unflatten_device_tree()
Unflattening device tree:
magic: d00dfeed
size: 000020b5
version: 00000011
unflatten: error -11 processing FDT
unflatten: error -11 processing FDT
   size is 44dc, allocating...
   unflattening c3ff0b20...
fixed up name for  ->
fixed up name for aliases -> aliases
fixed up name for cpus -> cpus
fixed up name for PowerPC,8323 at 0 -> PowerPC,8323
fixed up name for memory -> memory
fixed up name for soc8323 at e0000000 -> soc8323
fixed up name for wdt at 200 -> wdt
fixed up name for power at b00 -> power
fixed up name for i2c at 3000 -> i2c
fixed up name for serial at 4500 -> serial
fixed up name for serial at 4600 -> serial
fixed up name for dma at 82a8 -> dma
fixed up name for dma-channel at 0 -> dma-channel
fixed up name for dma-channel at 80 -> dma-channel
fixed up name for dma-channel at 100 -> dma-channel
fixed up name for dma-channel at 180 -> dma-channel
fixed up name for crypto at 30000 -> crypto
fixed up name for pic at 700 -> pic
fixed up name for par_io at 1400 -> par_io
fixed up name for gpio-controller at 1448 -> gpio-controller
fixed up name for ucc_pin at 02 -> ucc_pin
fixed up name for ucc_pin at 03 -> ucc_pin
fixed up name for qe at e0100000 -> qe
fixed up name for muram at 10000 -> muram
fixed up name for data-only at 0 -> data-only
fixed up name for spi at 4c0 -> spi
fixed up name for mmc-slot at 0 -> mmc-slot
fixed up name for spi at 500 -> spi
fixed up name for ucc at 3000 -> ucc
fixed up name for ucc at 2200 -> ucc
fixed up name for mdio at 3120 -> mdio
fixed up name for ethernet-phy at 00 -> ethernet-phy
fixed up name for ethernet-phy at 04 -> ethernet-phy
fixed up name for interrupt-controller at 80 -> interrupt-controller
fixed up name for pci at e0008500 -> pci
unflatten: error -11 processing FDT
unflatten: error -11 processing FDT
  <- unflatten_device_tree()

Christophe