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    <title>topic Re: can't load the filesystem in i.MX Processors</title>
    <link>https://community.nxp.com/t5/i-MX-Processors/can-t-load-the-filesystem/m-p/399995#M58969</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Hi,igo.thanks for your help.I noticed:&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;Waiting for root device /dev/mmcblk0p1...&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;mmc2: new high speed SDHC card at address aaaa&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;mmcblk0: mmc2:aaaa SU08G 7.40 GiB&lt;SPAN style="text-decoration: underline;"&gt;&lt;STRONG&gt; (ro)&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;mmcblk0: p1 p2&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;the SD card is readonly. but on my board,the WP pin does not connect to the IMX6.the pin used to detect the SD card write protect on IMX6 is not used.It's NC.&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;how can i solve this problem? where to modify the kernel.&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Sun, 07 Jun 2015 02:25:21 GMT</pubDate>
    <dc:creator>peigao</dc:creator>
    <dc:date>2015-06-07T02:25:21Z</dc:date>
    <item>
      <title>can't load the filesystem</title>
      <link>https://community.nxp.com/t5/i-MX-Processors/can-t-load-the-filesystem/m-p/399993#M58967</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;I use the MX6DL and boot from SD3(use TF card),but can't load the filesystem.&lt;/P&gt;&lt;P&gt;The BOOT infomation:&lt;/P&gt;&lt;DIV&gt; &lt;/DIV&gt;&lt;DIV&gt;MMC read: dev # 2, block # 2048, count 8192 ... 8192 blocks read: OK&lt;P&gt;&lt;/P&gt;&lt;P&gt;## Booting kernel from Legacy Image at 10800000 ...&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp; Image Name:&amp;nbsp;&amp;nbsp; Linux-3.0.35-2666-gbdde708&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp; Image Type:&amp;nbsp;&amp;nbsp; ARM Linux Kernel Image (uncompressed)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp; Data Size:&amp;nbsp;&amp;nbsp;&amp;nbsp; 3866440 Bytes =&amp;nbsp; 3.7 MB&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp; Load Address: 10008000&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp; Entry Point:&amp;nbsp; 10008000&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp; Verifying Checksum ... OK&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp; Loading Kernel Image ... OK&lt;/P&gt;&lt;P&gt;OK&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Starting kernel ...&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Uncompressing Linux... done, booting the kernel.&lt;/P&gt;&lt;P&gt;Linux version 3.0.35-2666-gbdde708 (lucid@ubuntu) (gcc version 4.6.2 20110630 (prerelease) (Freescale MAD -- Linaro 2011.07 -- Built at 2011/08/10 09:20) ) #5 SMP PREEMPT Mon May 25 19:24:05 PDT 2015&lt;/P&gt;&lt;P&gt;CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c53c7d&lt;/P&gt;&lt;P&gt;CPU: VIPT nonaliasing data cache, VIPT aliasing instruction cache&lt;/P&gt;&lt;P&gt;Machine: Freescale i.MX 6Quad/DualLite/Solo Sabre-SD Board&lt;/P&gt;&lt;P&gt;Ignoring unrecognised tag 0x54410008&lt;/P&gt;&lt;P&gt;Memory policy: ECC disabled, Data cache writealloc&lt;/P&gt;&lt;P&gt;CPU identified as i.MX6DL/SOLO, silicon rev 1.2&lt;/P&gt;&lt;P&gt;PERCPU: Embedded 7 pages/cpu @8c008000 s5440 r8192 d15040 u32768&lt;/P&gt;&lt;P&gt;Built 1 zonelists in Zone order, mobility grouping on.&amp;nbsp; Total pages: 194560&lt;/P&gt;&lt;P&gt;Kernel command line: console=ttymxc0,115200 ip=dhcp root=/dev/mmcblk1p1 rootwait&lt;/P&gt;&lt;P&gt;PID hash table entries: 4096 (order: 2, 16384 bytes)&lt;/P&gt;&lt;P&gt;Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)&lt;/P&gt;&lt;P&gt;Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)&lt;/P&gt;&lt;P&gt;Memory: 512MB 256MB = 768MB total&lt;/P&gt;&lt;P&gt;Memory: 765828k/765828k available, 282748k reserved, 0K highmem&lt;/P&gt;&lt;P&gt;Virtual kernel memory layout:&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; vector&amp;nbsp; : 0xffff0000 - 0xffff1000&amp;nbsp;&amp;nbsp; (&amp;nbsp;&amp;nbsp; 4 kB)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; fixmap&amp;nbsp; : 0xfff00000 - 0xfffe0000&amp;nbsp;&amp;nbsp; ( 896 kB)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; DMA&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; : 0xf4600000 - 0xffe00000&amp;nbsp;&amp;nbsp; ( 184 MB)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; vmalloc : 0xc0800000 - 0xf2000000&amp;nbsp;&amp;nbsp; ( 792 MB)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; lowmem&amp;nbsp; : 0x80000000 - 0xc0000000&amp;nbsp;&amp;nbsp; (1024 MB)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; pkmap&amp;nbsp;&amp;nbsp; : 0x7fe00000 - 0x80000000&amp;nbsp;&amp;nbsp; (&amp;nbsp;&amp;nbsp; 2 MB)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; modules : 0x7f000000 - 0x7fe00000&amp;nbsp;&amp;nbsp; (&amp;nbsp; 14 MB)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; .init : 0x80008000 - 0x8003c000&amp;nbsp;&amp;nbsp; ( 208 kB)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; .text : 0x8003c000 - 0x80a8f8f4&amp;nbsp;&amp;nbsp; (10575 kB)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; .data : 0x80a90000 - 0x80af3e40&amp;nbsp;&amp;nbsp; ( 400 kB)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; .bss : 0x80af3e64 - 0x80b41d8c&amp;nbsp;&amp;nbsp; ( 312 kB)&lt;/P&gt;&lt;P&gt;SLUB: Genslabs=13, HWalign=32, Order=0-3, MinObjects=0, CPUs=2, Nodes=1&lt;/P&gt;&lt;P&gt;Preemptible hierarchical RCU implementation.&lt;/P&gt;&lt;P&gt;NR_IRQS:624&lt;/P&gt;&lt;P&gt;MXC GPIO hardware&lt;/P&gt;&lt;P&gt;sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 1431655ms&lt;/P&gt;&lt;P&gt;Set periph_clk's parent to pll2_pfd_400M!&lt;/P&gt;&lt;P&gt;arm_max_freq=800MHz&lt;/P&gt;&lt;P&gt;MXC_Early serial console at MMIO 0x2020000 (options '115200')&lt;/P&gt;&lt;P&gt;bootconsole [ttymxc0] enabled&lt;/P&gt;&lt;P&gt;Console: colour dummy device 80x30&lt;/P&gt;&lt;P&gt;Calibrating delay loop... 1581.05 BogoMIPS (lpj=7905280)&lt;/P&gt;&lt;P&gt;pid_max: default: 32768 minimum: 301&lt;/P&gt;&lt;P&gt;Mount-cache hash table entries: 512&lt;/P&gt;&lt;P&gt;CPU: Testing write buffer coherency: ok&lt;/P&gt;&lt;P&gt;hw perfevents: enabled with ARMv7 Cortex-A9 PMU driver, 7 counters available&lt;/P&gt;&lt;P&gt;CPU1: Booted secondary processor&lt;/P&gt;&lt;P&gt;Brought up 2 CPUs&lt;/P&gt;&lt;P&gt;SMP: Total of 2 processors activated (3162.11 BogoMIPS).&lt;/P&gt;&lt;P&gt;print_constraints: dummy: &lt;/P&gt;&lt;P&gt;NET: Registered protocol family 16&lt;/P&gt;&lt;P&gt;print_constraints: vddpu: 725 &amp;lt;--&amp;gt; 1300 mV at 700 mV fast normal &lt;/P&gt;&lt;P&gt;print_constraints: vddcore: 725 &amp;lt;--&amp;gt; 1300 mV at 1150 mV fast normal &lt;/P&gt;&lt;P&gt;print_constraints: vddsoc: 725 &amp;lt;--&amp;gt; 1300 mV at 1200 mV fast normal &lt;/P&gt;&lt;P&gt;print_constraints: vdd2p5: 2000 &amp;lt;--&amp;gt; 2775 mV at 2400 mV fast normal &lt;/P&gt;&lt;P&gt;print_constraints: vdd1p1: 800 &amp;lt;--&amp;gt; 1400 mV at 1100 mV fast normal &lt;/P&gt;&lt;P&gt;print_constraints: vdd3p0: 2625 &amp;lt;--&amp;gt; 3400 mV at 3000 mV fast normal &lt;/P&gt;&lt;P&gt;hw-breakpoint: found 6 breakpoint and 1 watchpoint registers.&lt;/P&gt;&lt;P&gt;hw-breakpoint: 1 breakpoint(s) reserved for watchpoint single-step.&lt;/P&gt;&lt;P&gt;hw-breakpoint: maximum watchpoint size is 4 bytes.&lt;/P&gt;&lt;P&gt;L310 cache controller enabled&lt;/P&gt;&lt;P&gt;l2x0: 16 ways, CACHE_ID 0x410000c8, AUX_CTRL 0x02050000, Cache size: 524288 B&lt;/P&gt;&lt;P&gt;bio: create slab &amp;lt;bio-0&amp;gt; at 0&lt;/P&gt;&lt;P&gt;mxs-dma mxs-dma-apbh: initialized&lt;/P&gt;&lt;P&gt;print_constraints: SPKVDD: 4200 mV &lt;/P&gt;&lt;P&gt;print_constraints: vmmc: 3300 mV &lt;/P&gt;&lt;P&gt;SCSI subsystem initialized&lt;/P&gt;&lt;P&gt;spi_imx imx6q-ecspi.0: probed&lt;/P&gt;&lt;P&gt;usbcore: registered new interface driver usbfs&lt;/P&gt;&lt;P&gt;usbcore: registered new interface driver hub&lt;/P&gt;&lt;P&gt;usbcore: registered new device driver usb&lt;/P&gt;&lt;P&gt;Freescale USB OTG Driver loaded, $Revision: 1.55 $&lt;/P&gt;&lt;P&gt;mc_pfuze 1-0008: recv failed!:-5,80&lt;/P&gt;&lt;P&gt;mc_pfuze: probe of 1-0008 failed with error -1&lt;/P&gt;&lt;P&gt;imx-ipuv3 imx-ipuv3.0: IPU DMFC NORMAL mode: 1(0~1), 5B(4,5), 5F(6,7)&lt;/P&gt;&lt;P&gt;mxc_mipi_csi2 mxc_mipi_csi2: i.MX MIPI CSI2 driver probed&lt;/P&gt;&lt;P&gt;mxc_mipi_csi2 mxc_mipi_csi2: i.MX MIPI CSI2 dphy version is 0x3130302a&lt;/P&gt;&lt;P&gt;MIPI CSI2 driver module loaded&lt;/P&gt;&lt;P&gt;Advanced Linux Sound Architecture Driver Version 1.0.24.&lt;/P&gt;&lt;P&gt;Bluetooth: Core ver 2.16&lt;/P&gt;&lt;P&gt;NET: Registered protocol family 31&lt;/P&gt;&lt;P&gt;Bluetooth: HCI device and connection manager initialized&lt;/P&gt;&lt;P&gt;Bluetooth: HCI socket layer initialized&lt;/P&gt;&lt;P&gt;Bluetooth: L2CAP socket layer initialized&lt;/P&gt;&lt;P&gt;Bluetooth: SCO socket layer initialized&lt;/P&gt;&lt;P&gt;cfg80211: Calling CRDA to update world regulatory domain&lt;/P&gt;&lt;P&gt;max17135 2-0048: PMIC MAX17135 for eInk display&lt;/P&gt;&lt;P&gt;i2c-core: driver [max17135] using legacy suspend method&lt;/P&gt;&lt;P&gt;i2c-core: driver [max17135] using legacy resume method&lt;/P&gt;&lt;P&gt;Switching to clocksource mxc_timer1&lt;/P&gt;&lt;P&gt;NET: Registered protocol family 2&lt;/P&gt;&lt;P&gt;IP route cache hash table entries: 32768 (order: 5, 131072 bytes)&lt;/P&gt;&lt;P&gt;TCP established hash table entries: 131072 (order: 8, 1048576 bytes)&lt;/P&gt;&lt;P&gt;TCP bind hash table entries: 65536 (order: 7, 786432 bytes)&lt;/P&gt;&lt;P&gt;TCP: Hash tables configured (established 131072 bind 65536)&lt;/P&gt;&lt;P&gt;TCP reno registered&lt;/P&gt;&lt;P&gt;UDP hash table entries: 512 (order: 2, 16384 bytes)&lt;/P&gt;&lt;P&gt;UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)&lt;/P&gt;&lt;P&gt;NET: Registered protocol family 1&lt;/P&gt;&lt;P&gt;RPC: Registered named UNIX socket transport module.&lt;/P&gt;&lt;P&gt;RPC: Registered udp transport module.&lt;/P&gt;&lt;P&gt;RPC: Registered tcp transport module.&lt;/P&gt;&lt;P&gt;RPC: Registered tcp NFSv4.1 backchannel transport module.&lt;/P&gt;&lt;P&gt;PMU: registered new PMU device of type 0&lt;/P&gt;&lt;P&gt;Static Power Management for Freescale i.MX6&lt;/P&gt;&lt;P&gt;wait mode is enabled for i.MX6&lt;/P&gt;&lt;P&gt;cpaddr = c0820000 suspend_iram_base=c08bc000&lt;/P&gt;&lt;P&gt;PM driver module loaded&lt;/P&gt;&lt;P&gt;IMX usb wakeup probe&lt;/P&gt;&lt;P&gt;add wake up source irq 75&lt;/P&gt;&lt;P&gt;IMX usb wakeup probe&lt;/P&gt;&lt;P&gt;cpu regulator mode:ldo_enable&lt;/P&gt;&lt;P&gt;i.MXC CPU frequency driver&lt;/P&gt;&lt;P&gt;JFFS2 version 2.2. (NAND) 漏 2001-2006 Red Hat, Inc.&lt;/P&gt;&lt;P&gt;msgmni has been set to 1495&lt;/P&gt;&lt;P&gt;alg: No test for stdrng (krng)&lt;/P&gt;&lt;P&gt;io scheduler noop registered&lt;/P&gt;&lt;P&gt;io scheduler deadline registered&lt;/P&gt;&lt;P&gt;io scheduler cfq registered (default)&lt;/P&gt;&lt;P&gt;mxc_mipi_dsi mxc_mipi_dsi: i.MX MIPI DSI driver probed&lt;/P&gt;&lt;P&gt;MIPI DSI driver module loaded&lt;/P&gt;&lt;P&gt;mxc_sdc_fb mxc_sdc_fb.0: register mxc display driver ldb&lt;/P&gt;&lt;P&gt;_regulator_get: get() with no identifier&lt;/P&gt;&lt;P&gt;imx-ipuv3 imx-ipuv3.0: IPU DMFC DP HIGH RESOLUTION: 1(0,1), 5B(2~5), 5F(6,7)&lt;/P&gt;&lt;P&gt;Console: switching to colour frame buffer device 128x48&lt;/P&gt;&lt;P&gt;mxc_sdc_fb mxc_sdc_fb.1: register mxc display driver ldb&lt;/P&gt;&lt;P&gt;imx-sdma imx-sdma: loaded firmware 1.1&lt;/P&gt;&lt;P&gt;imx-sdma imx-sdma: initialized&lt;/P&gt;&lt;P&gt;Serial: IMX driver&lt;/P&gt;&lt;P&gt;imx-uart.2: ttymxc2 at MMIO 0x21ec000 (irq = 60) is a IMX&lt;/P&gt;&lt;P&gt;imx-uart.0: ttymxc0 at MMIO 0x2020000 (irq = 58) is a IMX&lt;/P&gt;&lt;P&gt;console [ttymxc0] enabled, bootconsole disabled&lt;/P&gt;&lt;P&gt;console [ttymxc0] enabled, bootconsole disabled&lt;/P&gt;&lt;P&gt;loop: module loaded&lt;/P&gt;&lt;P&gt;m25p80 spi0.0: unrecognized JEDEC id ffffff&lt;/P&gt;&lt;P&gt;GPMI NAND driver registered. (IMX)&lt;/P&gt;&lt;P&gt;vcan: Virtual CAN interface driver&lt;/P&gt;&lt;P&gt;CAN device driver interface&lt;/P&gt;&lt;P&gt;flexcan netdevice driver&lt;/P&gt;&lt;P&gt;FEC Ethernet Driver&lt;/P&gt;&lt;P&gt;fec_enet_mii_bus: probed&lt;/P&gt;&lt;P&gt;ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver&lt;/P&gt;&lt;P&gt;wait otg vbus change timeout! &lt;/P&gt;&lt;P&gt;fsl-ehci fsl-ehci.0: Freescale On-Chip EHCI Host Controller&lt;/P&gt;&lt;P&gt;fsl-ehci fsl-ehci.0: new USB bus registered, assigned bus number 1&lt;/P&gt;&lt;P&gt;fsl-ehci fsl-ehci.0: irq 75, io base 0x02184000&lt;/P&gt;&lt;P&gt;fsl-ehci fsl-ehci.0: USB 2.0 started, EHCI 1.00&lt;/P&gt;&lt;P&gt;hub 1-0:1.0: USB hub found&lt;/P&gt;&lt;P&gt;hub 1-0:1.0: 1 port detected&lt;/P&gt;&lt;P&gt;add wake up source irq 72&lt;/P&gt;&lt;P&gt;fsl-ehci fsl-ehci.1: Freescale On-Chip EHCI Host Controller&lt;/P&gt;&lt;P&gt;fsl-ehci fsl-ehci.1: new USB bus registered, assigned bus number 2&lt;/P&gt;&lt;P&gt;fsl-ehci fsl-ehci.1: irq 72, io base 0x02184200&lt;/P&gt;&lt;P&gt;fsl-ehci fsl-ehci.1: USB 2.0 started, EHCI 1.00&lt;/P&gt;&lt;P&gt;hub 2-0:1.0: USB hub found&lt;/P&gt;&lt;P&gt;hub 2-0:1.0: 1 port detected&lt;/P&gt;&lt;P&gt;Initializing USB Mass Storage driver...&lt;/P&gt;&lt;P&gt;usbcore: registered new interface driver usb-storage&lt;/P&gt;&lt;P&gt;USB Mass Storage support registered.&lt;/P&gt;&lt;P&gt;ARC USBOTG Device Controller driver (1 August 2005)&lt;/P&gt;&lt;P&gt;mousedev: PS/2 mouse device common for all mice&lt;/P&gt;&lt;P&gt;input: gpio-keys as /devices/platform/gpio-keys/input/input0&lt;/P&gt;&lt;P&gt;input: max11801_ts as /devices/platform/imx-i2c.1/i2c-1/1-0048/input/input1&lt;/P&gt;&lt;P&gt;egalax_ts 1-0004: egalax_ts: failed to read firmware version&lt;/P&gt;&lt;P&gt;egalax_ts: probe of 1-0004 failed with error -5&lt;/P&gt;&lt;P&gt;egalax_ts 2-0004: egalax_ts: failed to read firmware version&lt;/P&gt;&lt;P&gt;egalax_ts: probe of 2-0004 failed with error -5&lt;/P&gt;&lt;P&gt;elan - Read Hello Packet Failed&lt;/P&gt;&lt;P&gt;elan-touch: probe of 2-0010 failed with error -22&lt;/P&gt;&lt;P&gt;i2c-core: driver [isl29023] using legacy suspend method&lt;/P&gt;&lt;P&gt;i2c-core: driver [isl29023] using legacy resume method&lt;/P&gt;&lt;P&gt;snvs_rtc snvs_rtc.0: rtc core: registered snvs_rtc as rtc0&lt;/P&gt;&lt;P&gt;i2c /dev entries driver&lt;/P&gt;&lt;P&gt;Linux video capture interface: v2.00&lt;/P&gt;&lt;P&gt;mxc_v4l2_output mxc_v4l2_output.0: V4L2 device registered as video16&lt;/P&gt;&lt;P&gt;mxc_v4l2_output mxc_v4l2_output.0: V4L2 device registered as video17&lt;/P&gt;&lt;P&gt;mxc_v4l2_output mxc_v4l2_output.0: V4L2 device registered as video18&lt;/P&gt;&lt;P&gt;mag3110 2-000e: check mag3110 chip ID&lt;/P&gt;&lt;P&gt;mag3110 2-000e: read chip ID 0xfffffffb is not equal to 0xc4!&lt;/P&gt;&lt;P&gt;mag3110: probe of 2-000e failed with error -22&lt;/P&gt;&lt;P&gt;i2c-core: driver [mag3110] using legacy suspend method&lt;/P&gt;&lt;P&gt;i2c-core: driver [mag3110] using legacy resume method&lt;/P&gt;&lt;P&gt;mma8451 0-001c: read chip ID 0x1 is not equal to 0x1a or 0x2a!&lt;/P&gt;&lt;P&gt;mma8451: probe of 0-001c failed with error -22&lt;/P&gt;&lt;P&gt;imx2-wdt imx2-wdt.0: IMX2+ Watchdog Timer enabled. timeout=60s (nowayout=1)&lt;/P&gt;&lt;P&gt;Bluetooth: Virtual HCI driver ver 1.3&lt;/P&gt;&lt;P&gt;Bluetooth: HCI UART driver ver 2.2&lt;/P&gt;&lt;P&gt;Bluetooth: HCIATH3K protocol initialized&lt;/P&gt;&lt;P&gt;Bluetooth: Generic Bluetooth USB driver ver 0.6&lt;/P&gt;&lt;P&gt;usbcore: registered new interface driver btusb&lt;/P&gt;&lt;P&gt;sdhci: Secure Digital Host Controller Interface driver&lt;/P&gt;&lt;P&gt;sdhci: Copyright(c) Pierre Ossman&lt;/P&gt;&lt;P&gt;mmc0: SDHCI controller on platform [sdhci-esdhc-imx.3] using ADMA&lt;/P&gt;&lt;P&gt;mmc1: SDHCI controller on platform [sdhci-esdhc-imx.1] using ADMA&lt;/P&gt;&lt;P&gt;mmc2: SDHCI controller on platform [sdhci-esdhc-imx.2] using ADMA&lt;/P&gt;&lt;P&gt;mxc_vdoa mxc_vdoa: i.MX Video Data Order Adapter(VDOA) driver probed&lt;/P&gt;&lt;P&gt;VPU initialized&lt;/P&gt;&lt;P&gt;mxc_asrc registered&lt;/P&gt;&lt;P&gt;Galcore version 4.6.9.6622&lt;/P&gt;&lt;P&gt;Thermal calibration data is 0x59f50e69&lt;/P&gt;&lt;P&gt;Thermal sensor with ratio = 187&lt;/P&gt;&lt;P&gt;Anatop Thermal registered as thermal_zone0&lt;/P&gt;&lt;P&gt;anatop_thermal_probe: default cooling device is cpufreq!&lt;/P&gt;&lt;P&gt;usbcore: registered new interface driver usbhid&lt;/P&gt;&lt;P&gt;usbhid: USB HID core driver&lt;/P&gt;&lt;P&gt;usbcore: registered new interface driver snd-usb-audio&lt;/P&gt;&lt;P&gt;mxc_hdmi_soc mxc_hdmi_soc.0: MXC HDMI Audio&lt;/P&gt;&lt;P&gt;Cirrus Logic CS42888 ALSA SoC Codec Driver&lt;/P&gt;&lt;P&gt;i2c-core: driver [cs42888] using legacy suspend method&lt;/P&gt;&lt;P&gt;i2c-core: driver [cs42888] using legacy resume method&lt;/P&gt;&lt;P&gt;imx-hdmi-soc-dai imx-hdmi-soc-dai.0: Failed: Load HDMI-video first.&lt;/P&gt;&lt;P&gt;wm8962 0-001a: Failed to get supply 'DCVDD': -19&lt;/P&gt;&lt;P&gt;wm8962 0-001a: Failed to request supplies: -19&lt;/P&gt;&lt;P&gt;wm8962 0-001a: asoc: failed to probe CODEC wm8962.0-001a: -19&lt;/P&gt;&lt;P&gt;asoc: failed to instantiate card wm8962-audio: -19&lt;/P&gt;&lt;P&gt;imx_3stack asoc driver&lt;/P&gt;&lt;P&gt;Initialize HDMI-audio failed. Load HDMI-video first!&lt;/P&gt;&lt;P&gt;ALSA device list:&lt;/P&gt;&lt;P&gt;&amp;nbsp; No soundcards found.&lt;/P&gt;&lt;P&gt;NET: Registered protocol family 26&lt;/P&gt;&lt;P&gt;TCP cubic registered&lt;/P&gt;&lt;P&gt;NET: Registered protocol family 17&lt;/P&gt;&lt;P&gt;can: controller area network core (rev 20090105 abi 8)&lt;/P&gt;&lt;P&gt;NET: Registered protocol family 29&lt;/P&gt;&lt;P&gt;can: raw protocol (rev 20090105)&lt;/P&gt;&lt;P&gt;can: broadcast manager protocol (rev 20090105 t)&lt;/P&gt;&lt;P&gt;Bluetooth: RFCOMM TTY layer initialized&lt;/P&gt;&lt;P&gt;Bluetooth: RFCOMM socket layer initialized&lt;/P&gt;&lt;P&gt;Bluetooth: RFCOMM ver 1.11&lt;/P&gt;&lt;P&gt;Bluetooth: BNEP (Ethernet Emulation) ver 1.3&lt;/P&gt;&lt;P&gt;Bluetooth: BNEP filters: protocol multicast&lt;/P&gt;&lt;P&gt;Bluetooth: HIDP (Human Interface Emulation) ver 1.2&lt;/P&gt;&lt;P&gt;lib80211: common routines for IEEE802.11 drivers&lt;/P&gt;&lt;P&gt;VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4&lt;/P&gt;&lt;P&gt;Bus freq driver module loaded&lt;/P&gt;&lt;P&gt;Bus freq driver Enabled&lt;/P&gt;&lt;P&gt;mxc_dvfs_core_probe&lt;/P&gt;&lt;P&gt;DVFS driver module loaded&lt;/P&gt;&lt;P&gt;regulator_init_complete: SPKVDD: incomplete constraints, leaving on&lt;/P&gt;&lt;P&gt;snvs_rtc snvs_rtc.0: setting system clock to 1970-01-01 00:00:00 UTC (0)&lt;/P&gt;&lt;P&gt;eth0: no PHY, assuming direct connection to switch&lt;/P&gt;&lt;P&gt;PHY 0:00 not found&lt;/P&gt;&lt;P&gt;eth0: could not attach to PHY&lt;/P&gt;&lt;P&gt;IP-Config: Failed to open eth0&lt;/P&gt;&lt;P&gt;IP-Config: No network devices available.&lt;/P&gt;&lt;P&gt;Waiting for root device /dev/mmcblk1p1...&lt;/P&gt;&lt;P&gt;mmc2: new high speed SDHC card at address aaaa&lt;/P&gt;&lt;P&gt;mmcblk0: mmc2:aaaa SU08G 7.40 GiB (ro)&lt;/P&gt;&lt;P&gt; mmcblk0: p1 p2&lt;/P&gt;&lt;/DIV&gt;&lt;P&gt;&lt;SPAN style="color: #e23d39;"&gt;stop here!!&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;the U-BOOT ENV:&lt;/P&gt;&lt;DIV&gt;MX6SDL SABRESD U-Boot &amp;gt; printenv&lt;P&gt;&lt;/P&gt;&lt;P&gt;bootdelay=3&lt;/P&gt;&lt;P&gt;baudrate=115200&lt;/P&gt;&lt;P&gt;ipaddr=192.168.1.103&lt;/P&gt;&lt;P&gt;serverip=192.168.1.101&lt;/P&gt;&lt;P&gt;netmask=255.255.255.0&lt;/P&gt;&lt;P&gt;loadaddr=0x10800000&lt;/P&gt;&lt;P&gt;rd_loadaddr=(0x10800000 + 0x300000)&lt;/P&gt;&lt;P&gt;netdev=eth0&lt;/P&gt;&lt;P&gt;ethprime=FEC0&lt;/P&gt;&lt;P&gt;uboot=u-boot.bin&lt;/P&gt;&lt;P&gt;kernel=uImage&lt;/P&gt;&lt;P&gt;nfsroot=/opt/eldk/arm&lt;/P&gt;&lt;P&gt;bootargs_base=setenv bootargs console=ttymxc0,115200&lt;/P&gt;&lt;P&gt;bootargs_nfs=setenv bootargs ${bootargs} root=/dev/nfs ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp&lt;/P&gt;&lt;P&gt;bootcmd_net=run bootargs_base bootargs_nfs; tftpboot ${loadaddr} ${kernel}; bootm&lt;/P&gt;&lt;P&gt;bootargs_mmc=setenv bootargs ${bootargs} ip=dhcp root=/dev/mmcblk1p1 rootwait&lt;/P&gt;&lt;P&gt;bootcmd_mmc=run bootargs_base bootargs_mmc; mmc dev 2; mmc read ${loadaddr} 0x800 0x2000; bootm&lt;/P&gt;&lt;P&gt;bootcmd=run bootcmd_mmc&lt;/P&gt;&lt;P&gt;stdin=serial&lt;/P&gt;&lt;P&gt;stdout=serial&lt;/P&gt;&lt;P&gt;stderr=serial&lt;/P&gt;&lt;P&gt;ethact=FEC0&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;if i change U-BOOTenv bootargs_mmc=setenv bootargs ${bootargs} &lt;SPAN style="color: #e23d39;"&gt;ip=none root=/dev/mmcblk0p1&lt;/SPAN&gt; rootwait&lt;/P&gt;&lt;P&gt;the U-BOOT infomation&lt;/P&gt;&lt;P&gt;........................&lt;/P&gt;&lt;P&gt;Waiting for root device /dev/mmcblk0p1...&lt;/P&gt;&lt;P&gt;mmc2: new high speed SDHC card at address aaaa&lt;/P&gt;&lt;P&gt;mmcblk0: mmc2:aaaa SU08G 7.40 GiB (ro)&lt;/P&gt;&lt;P&gt; mmcblk0: p1 p2&lt;/P&gt;&lt;P&gt;VFS: Cannot open root device "mmcblk0p1" or unknown-block(179,1)&lt;/P&gt;&lt;P&gt;Please append a correct "root=" boot option; here are the available partitions:&lt;/P&gt;&lt;P&gt;b300&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; 7761920 mmcblk0&amp;nbsp; driver: mmcblk&lt;/P&gt;&lt;P&gt;&amp;nbsp; b301&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; 712704 mmcblk0p1 00000000-0000-0000-0000-000000000000&lt;/P&gt;&lt;P&gt;&amp;nbsp; b302&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; 7041023 mmcblk0p2 00000000-0000-0000-0000-000000000000&lt;/P&gt;&lt;P&gt;Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(179,1)&lt;/P&gt;&lt;P&gt;[&amp;lt;80048854&amp;gt;] (unwind_backtrace+0x0/0xf8) from [&amp;lt;8050ac74&amp;gt;] (panic+0x74/0x18c)&lt;/P&gt;&lt;P&gt;[&amp;lt;8050ac74&amp;gt;] (panic+0x74/0x18c) from [&amp;lt;80008ce8&amp;gt;] (mount_block_root+0x170/0x224)&lt;/P&gt;&lt;P&gt;[&amp;lt;80008ce8&amp;gt;] (mount_block_root+0x170/0x224) from [&amp;lt;80008e84&amp;gt;] (mount_root+0xe8/0x108)&lt;/P&gt;&lt;P&gt;[&amp;lt;80008e84&amp;gt;] (mount_root+0xe8/0x108) from [&amp;lt;80008fc4&amp;gt;] (prepare_namespace+0x120/0x178)&lt;/P&gt;&lt;P&gt;[&amp;lt;80008fc4&amp;gt;] (prepare_namespace+0x120/0x178) from [&amp;lt;800089b0&amp;gt;] (kernel_init+0x108/0x13c)&lt;/P&gt;&lt;P&gt;[&amp;lt;800089b0&amp;gt;] (kernel_init+0x108/0x13c) from [&amp;lt;80042aa4&amp;gt;] (kernel_thread_exit+0x0/0x8)&lt;/P&gt;&lt;P&gt;CPU1: stopping&lt;/P&gt;&lt;P&gt;[&amp;lt;80048854&amp;gt;] (unwind_backtrace+0x0/0xf8) from [&amp;lt;8003c324&amp;gt;] (do_IPI+0x150/0x17c)&lt;/P&gt;&lt;P&gt;[&amp;lt;8003c324&amp;gt;] (do_IPI+0x150/0x17c) from [&amp;lt;80041a0c&amp;gt;] (__irq_svc+0x4c/0xe8)&lt;/P&gt;&lt;P&gt;Exception stack(0xbffa7f90 to 0xbffa7fd8)&lt;/P&gt;&lt;P&gt;7f80:&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; 80afb380 80000093 00000001 00000000&lt;/P&gt;&lt;P&gt;7fa0: bffa6000 80af3f24 80aa5a70 80513188 80aa8e7c 412fc09a 00000000 00000000&lt;/P&gt;&lt;P&gt;7fc0: 00000000 bffa7fd8 8005076c 80042b04 40000013 ffffffff&lt;/P&gt;&lt;P&gt;[&amp;lt;80041a0c&amp;gt;] (__irq_svc+0x4c/0xe8) from [&amp;lt;80042b04&amp;gt;] (default_idle+0x24/0x28)&lt;/P&gt;&lt;P&gt;[&amp;lt;80042b04&amp;gt;] (default_idle+0x24/0x28) from [&amp;lt;80042d20&amp;gt;] (cpu_idle+0xe0/0x124)&lt;/P&gt;&lt;P&gt;[&amp;lt;80042d20&amp;gt;] (cpu_idle+0xe0/0x124) from [&amp;lt;10507ab4&amp;gt;] (0x10507ab4)&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;/DIV&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Wed, 27 May 2015 07:23:37 GMT</pubDate>
      <guid>https://community.nxp.com/t5/i-MX-Processors/can-t-load-the-filesystem/m-p/399993#M58967</guid>
      <dc:creator>peigao</dc:creator>
      <dc:date>2015-05-27T07:23:37Z</dc:date>
    </item>
    <item>
      <title>Re: can't load the filesystem</title>
      <link>https://community.nxp.com/t5/i-MX-Processors/can-t-load-the-filesystem/m-p/399994#M58968</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Hi pei&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;one can prepare SD image using attached Linux Guide&lt;/P&gt;&lt;P&gt;Chapter 8 Using a Linux Host to Set Up an SD/MMC Card and&lt;/P&gt;&lt;P&gt;please check Release Notes p.8 for kernel boot parameters.&lt;/P&gt;&lt;P&gt;It makes sense to try other card also.&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Best regards&lt;/P&gt;&lt;P&gt;igor&lt;/P&gt;&lt;P&gt;-----------------------------------------------------------------------------------------------------------------------&lt;/P&gt;&lt;P&gt;Note: If this post answers your question, please click the Correct Answer button. Thank you!&lt;/P&gt;&lt;P&gt;-----------------------------------------------------------------------------------------------------------------------&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 28 May 2015 01:07:00 GMT</pubDate>
      <guid>https://community.nxp.com/t5/i-MX-Processors/can-t-load-the-filesystem/m-p/399994#M58968</guid>
      <dc:creator>igorpadykov</dc:creator>
      <dc:date>2015-05-28T01:07:00Z</dc:date>
    </item>
    <item>
      <title>Re: can't load the filesystem</title>
      <link>https://community.nxp.com/t5/i-MX-Processors/can-t-load-the-filesystem/m-p/399995#M58969</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Hi,igo.thanks for your help.I noticed:&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;Waiting for root device /dev/mmcblk0p1...&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;mmc2: new high speed SDHC card at address aaaa&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;mmcblk0: mmc2:aaaa SU08G 7.40 GiB&lt;SPAN style="text-decoration: underline;"&gt;&lt;STRONG&gt; (ro)&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;mmcblk0: p1 p2&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;the SD card is readonly. but on my board,the WP pin does not connect to the IMX6.the pin used to detect the SD card write protect on IMX6 is not used.It's NC.&lt;/P&gt;&lt;P style="font-family: arial, helvetica, 'helvetica neue', verdana, sans-serif; color: #51626f;"&gt;how can i solve this problem? where to modify the kernel.&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Sun, 07 Jun 2015 02:25:21 GMT</pubDate>
      <guid>https://community.nxp.com/t5/i-MX-Processors/can-t-load-the-filesystem/m-p/399995#M58969</guid>
      <dc:creator>peigao</dc:creator>
      <dc:date>2015-06-07T02:25:21Z</dc:date>
    </item>
    <item>
      <title>Re: can't load the filesystem</title>
      <link>https://community.nxp.com/t5/i-MX-Processors/can-t-load-the-filesystem/m-p/399996#M58970</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;For SD boot is used root=/dev/mmcblk1p2&lt;/P&gt;&lt;P&gt;eMMC will be recognized as mmcblk0&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Mon, 08 Jun 2015 15:21:07 GMT</pubDate>
      <guid>https://community.nxp.com/t5/i-MX-Processors/can-t-load-the-filesystem/m-p/399996#M58970</guid>
      <dc:creator>igorpadykov</dc:creator>
      <dc:date>2015-06-08T15:21:07Z</dc:date>
    </item>
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