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uboot ldo_bypass

Question asked by Qiang Wang on Jun 23, 2015
Latest reply on Jun 24, 2015 by igorpadykov

uboot:2014

kernel:3.10.53

 

UBOOT LOG:

No panel detected: default to Hannstar-XGA

Display: Hannstar-XGA (1024x768)

In:    serial

Out:   serial

Err:   serial

Found PFUZE100 deviceid=10,revid=11

mmc1 is current device

Net:   FEC [PRIME]

Normal Boot

Hit any key to stop autoboot:  0

mmc1 is current device

reading boot.scr

** Unable to read file boot.scr **

reading zImage

5545424 bytes read in 257 ms (20.6 MiB/s)

Booting from mmc ...

reading imx6q-sabresd.dtb

49575 bytes read in 18 ms (2.6 MiB/s)

Kernel image @ 0x12000000 [ 0x000000 - 0x549dd0 ]

## Flattened Device Tree blob at 18000000

   Booting using the fdt blob at 0x18000000

   Using Device Tree in place at 18000000, end 1800f1a6

switch to ldo_bypass mode!

(这里的ldo_bypass作用是什么,并且还是用到了i2c,

如果我把UBOOT里的设置ldo_bypass删除,可以正常引导内核,内核会卡在Galcore version 5.0.11.25762这句话)

 

附件是正常的log

Original Attachment has been moved to: normallog.zip

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