请教个Linux移植问题，RTC出错

yanggang2880

U-Boot 2009.11-rc1 (Apr 13 2010 - 10:02:16) MPC83XX

Reset Status:

CPU:   e300c3, MPC8308, Rev: 1.0 at 400 MHz, CSB: 133.333 MHz
Board: Freescale MPC8308ERDB Rev 0.0
I2C:   ready
DRAM:  128 MB
FLASH:  8 MB
NAND:  32 MiB
PCIE0: No link
In:    serial
Out:   serial
Err:   serial
MMC:  FSL_ESDHC: 0
Net:   eTSEC1: No support for PHY id ffffffff; assuming generic
eTSEC0, eTSEC1
=> setenv bootargs console=ttyS0,115200 root=/dev/nfs rw nfsroot=10.63.18.118:/cygdrive/d/Linux/nfsroot ip=10.63.18.119:10.63.18.118::::eth0:none
=> tftp 0x2000000 mpc8308/uImage;tftp 1f00000 mpc8308/mpc8308erdb.dtb;bootm 2000000 - 1f00000
Speed: 1000, full duplex
Using eTSEC0 device
TFTP from server 10.63.18.118; our IP address is 10.63.18.119
Filename 'mpc8308/uImage'.
Load address: 0x2000000
Loading: #################################################################
         #################################################
done
Bytes transferred = 1665805 (196b0d hex)
Speed: 1000, full duplex
Using eTSEC0 device
TFTP from server 10.63.18.118; our IP address is 10.63.18.119
Filename 'mpc8308/mpc8308erdb.dtb'.
Load address: 0x1f00000
Loading: #
done
Bytes transferred = 8192 (2000 hex)
## Booting kernel from Legacy Image at 02000000 ...
   Image Name:   Linux-2.6.21.7-EMBSYS-CGEL-3.08.
   Created:      2010-12-27   1:03:34 UTC
   Image Type:   PowerPC Linux Kernel Image (gzip compressed)
   Data Size:    1665741 Bytes =  1.6 MB
   Load Address: 00000000
   Entry Point:  00000000
   Verifying Checksum ... OK
## Flattened Device Tree blob at 01f00000
   Booting using the fdt blob at 0x1f00000
   Uncompressing Kernel Image ... OK
   Loading Device Tree to 007fb000, end 007fffff ... OK
NOTICE: No or unknown board_type hwconfig specified.
        Assuming board with TSEC1.
Using MPC830x RDB machine description
Linux version 2.6.21.7-EMBSYS-CGEL-3.08.10.PP2.F0 (Administrator@4b13b3cf15374dd) (gcc version 4.1.2 2010-09-26 ZTE Embsys-TSP V2.08.10_P1) #26 Mon Dec 27 09:02:14 2010
setup_arch: bootmem
mpc830x_rdb_setup_arch()
arch: exit
Zone PFN ranges:
  DMA             0 ->    32768
  Normal      32768 ->    32768
early_node_map[1] active PFN ranges
    0:        0 ->    32768
Built 1 zonelists.  Total pages: 32512
system bbx : start(phy)=0x4cc000 ,start(vir)=0xc04cc000 , size = 0x5ffc
Kernel command line: console=ttyS0,115200 root=/dev/nfs rw nfsroot=10.63.18.118:/cygdrive/d/Linux/nfsroot ip=10.63.18.119:10.63.18.118::::eth0:none
IPIC (128 IRQ sources) at fdffd700
PID hash table entries: 512 (order: 9, 2048 bytes)
            
Using MPC830x RDB machine description
Linux version 2.6.21.7-EMBSYS-CGEL-3.08.10.PP2.F0 (Administrator@4b13b3cf15374dd) (gcc version 4.1.2 2010-09-26 ZTE Embsys-TSP V2.08.10_P1) #26 Mon Dec 27 09:02:14 2010
Zone PFN ranges:
  DMA             0 ->    32768
  Normal      32768 ->    32768
early_node_map[1] active PFN ranges
    0:        0 ->    32768
Built 1 zonelists.  Total pages: 32512
system bbx : start(phy)=0x4cc000 ,start(vir)=0xc04cc000 , size = 0x5ffc
Kernel command line: console=ttyS0,115200 root=/dev/nfs rw nfsroot=10.63.18.118:/cygdrive/d/Linux/nfsroot ip=10.63.18.119:10.63.18.118::::eth0:none
IPIC (128 IRQ sources) at fdffd700
PID hash table entries: 512 (order: 9, 2048 bytes)
Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
Memory: 125864k/131072k available (3428k kernel code, 5060k reserved, 84k data, 303k bss, 124k init)
Mount-cache hash table entries: 512
NET: Registered protocol family 16
Generic PHY: Registered new driver
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 4096 (order: 3, 32768 bytes)
TCP bind hash table entries: 4096 (order: 2, 16384 bytes)
TCP: Hash tables configured (established 4096 bind 4096)
TCP reno registered
Registering GDB sysrq handler
io scheduler noop registered
io scheduler anticipatory registered (default)
io scheduler deadline registered
io scheduler cfq registered
Serial: 8250/16550 driver $Revision: 1.90 $ 2 ports, IRQ sharing disabled
Time: timebase clocksource has been installed.
serial8250.0: ttyS0 at MMIO map 0xe0004500 mem 0xc9000500 (irq = 16) is a 16550A
serial8250.0: ttyS1 at MMIO map 0xe0004600 mem 0xc9002600 (irq = 17) is a 16550A
Gianfar MII Bus: probed
eth0: Gianfar Ethernet Controller Version 1.2, 04:00:00:00:00:0a
eth0: Running with NAPI enabled
eth0: 256/256 RX/TX BD ring size
eth1: Gianfar Ethernet Controller Version 1.2, 04:00:00:00:00:0b
eth1: Running with NAPI enabled
eth1: 256/256 RX/TX BD ring size
Marvell 88E1101: Registered new driver
Marvell 88E1111: Registered new driver
Marvell 88E1145: Registered new driver
Broadcom BCM5411: Registered new driver
Broadcom BCM5421: Registered new driver
Broadcom BCM5461: Registered new driver
i2c /dev entries driver
RAMDISK driver initialized: 16 RAM disks of 16384K size 1024 blocksize
loop: loaded (max 8 devices)
WDT driver for MPC83xx initialized. mode:reset timeout=65535 (32 seconds)
TCP cubic registered
NET: Registered protocol family 1
NET: Registered protocol family 17
/cygdrive/d/KIDE/target/kernel-version/cgel3.0/linux/drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
IP-Config: Guessing netmask 255.0.0.0
IP-Config: Complete:
      device=eth0, addr=10.63.18.119, mask=255.0.0.0, gw=255.255.255.255,
     host=10.63.18.119, domain=, nis-domain=(none),
     bootserver=10.63.18.118, rootserver=10.63.18.118, rootpath=
Looking up port of RPC 100003/2 on 10.63.18.118
PHY: e0024520:02 - Link is Up - 1000/Full
Looking up port of RPC 100005/1 on 10.63.18.118
VFS: Mounted root (nfs filesystem).
Freeing unused kernel memory: 124k init
Kcli version 1.0.0 server port 20000
Tam wait for conWaiting for remote debug
nect at port [ 8092 ]

Processing /etc/profile... Done

#
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# date
Thu Jan  1 00:00:33 UTC 1970







RTC设备打开失败，不知道什么原因.