Henry Chiang

How to boot i.MX53 QSB from MMC Plus

Discussion created by Henry Chiang on Dec 13, 2011
Latest reply on Dec 20, 2011 by KrishnaPavan



I have i.MX53 QSB. We want to boot from Trensend MMC Plus card.

I tried to follow i.MX53 start linux user's guide. It doesn't work.

It will show information as below.

Would someone please help that?

 u-boot.bin and uImage file comes from /ltib/rootfs/boot/

U-Boot 2009.08 (Dec 14 2011 - 11:35:51)

CPU:   Freescale i.MX53 family 2.0V at 1000 MHz
mx53 pll1: 1000MHz
mx53 pll2: 400MHz
mx53 pll3: 216MHz
mx53 pll4: 455MHz
ipg clock     : 66666666Hz
ipg per clock : 33333333Hz
uart clock    : 21600000Hz
cspi clock    : 54000000Hz
ahb clock     : 133333333Hz
axi_a clock   : 400000000Hz
axi_b clock   : 200000000Hz
emi_slow clock: 133333333Hz
ddr clock     : 400000000Hz
esdhc1 clock  : 80000000Hz
esdhc2 clock  : 80000000Hz
esdhc3 clock  : 80000000Hz
esdhc4 clock  : 80000000Hz
nfc clock     : 26666666Hz
Board: MX53-LOCO 1.0
Boot Reason: [POR]
Boot Device: MMC
I2C:   ready
DRAM:   1 GB
*** Warning - bad CRC or MMC, using default environment

In:    serial
Out:   serial
Err:   serial
Net:   got MAC address from IIM: 00:04:9f:01:b4:f9
Hit any key to stop autoboot:  0
MX53-LOCO U-Boot > mmcinfo
Card did not respond to voltage select!
MMC card init failed!
MX53-LOCO U-Boot >