On Sun, Jan 19, 2014 at 11:37:47PM -0800, Olof's autobooter wrote:
[ 1.187975] mmc0: no vqmmc regulator found [ 1.234908] mmc0: SDHCI controller on 2194000.usdhc [2194000.usdhc] using ADMA [ 1.242937] usbcore: registered new interface driver usbhid [ 1.248551] usbhid: USB HID core driver [ 1.258829] TCP: cubic registered [ 1.262186] NET: Registered protocol family 17 [ 1.266855] Key type dns_resolver registered [ 1.271242] Registering SWP/SWPB emulation handler [ 1.281197] /home/build/work/batch/drivers/rtc/hctosys.c: unable to open rtc device (rtc0) [ 1.289513] spear_cpufreq: Invalid cpufreq_tbl [ 1.300285] ALSA device list: [ 1.303462] No soundcards found. [ 1.307710] VFS: Cannot open root device "mmcblk0p2" or unknown-block(0,0): error -6
This looks like you're missing a delay when mounting the rootfs to give mmc a chance to probe the card.