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TCI6614 超频到1.228G 能正常工作吗

1GHz的TCI6614,我在uboot修改倍频值,使其工作在122.88MHz * 10, 大约1.2GHz。uboot总是能正常启动,但是发现有的时候能够正常启动linux,有的时候不能启动linux。错误日志:

Netfilter messages via NETLINK v0.30.
nf_conntrack version 0.5.0 (5995 buckets, 23980 max)
ctnetlink v0.93: registering with nfnetlink.
IPv4 over IPv4 tunneling driver
GRE over IPv4 demultiplexor driver
GRE over IPv4 tunneling driver
ip_tables: (C) 2000-2006 Netfilter Core Team
ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully
arp_tables: (C) 2002 David S. Miller
TCP cubic registered
Initializing XFRM netlink socket
NET: Registered protocol family 10
NET: Registered protocol family 17
NET: Registered protocol family 15
Bridge firewalling registered
Ebtables v2.0 registered
8021q: 802.1Q VLAN Support v1.8
sctp: Hash tables configured (established 16384 bind 32768)
VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3
UBIFS: parse sync
UBIFS: recovery needed
UBIFS: recovery completed
UBIFS: mounted UBI device 0, volume 1, name "rootfs"
UBIFS: file system size:   107421696 bytes (104904 KiB, 102 MiB, 846 LEBs)
UBIFS: journal size:       9023488 bytes (8812 KiB, 8 MiB, 72 LEBs)
UBIFS: media format:       w4/r0 (latest is w4/r0)
UBIFS: default compressor: lzo
UBIFS: reserved for root:  0 bytes (0 KiB)
VFS: Mounted root (ubifs filesystem) on device 0:13.
Freeing init memory: 168K
RIO: discover master port 0, RIO0 mport
INIT: version 2.88 booting

Please wait: booting…
Starting udev
ERROR: could not open directory /lib/modules/3.3.0: No such file or directory
WARNING: -e needs -E or -F
ERROR: could not open directory /lib/modules/3.3.0: No such file or directory
FATAL: could not search modules: No such file or directory
Starting Bootlog daemon: bootlogd: cannot allocate pseudo tty: No such file or directory
bootlogd.
Configuring network interfaces… keystone-netcp 2090000.netcp: initializing cpsw version 1.0 (0) SGMII identification value 0x4ed8
keystone-netcp 2090000.netcp: Created a cpsw ale engine
keystone-netcp 2090000.netcp: initialized cpsw ale revision 1.3
keystone-netcp 2090000.netcp: phy found: id is: 0x2090300.mdio-fff:01
keystone-netcp 2090000.netcp: Using Packet Accelerator Firmware version 0x010300e8
dma dma1chan10: no descriptors for channel
dma dma1chan10: pop queue-22 0/128 descs failed.
net eth0: Could not configure DMA channel "qos1": -12
keystone-rapidio 2900000.rapidio: RIO: port RIO0 host_deviceid -1 registered
PHY: 2090300.mdio-fff:01 – Link is Up – 100/Full

 

如果我把1GHz的片子调到1.2GHz工作,对那一块功能会有影响?

这个片子不是能工作在1GHz和1.2GHz吗?看了下资料,有1.2GHz的片子, 但是没有安全加速器(SA),这是为什么?

 

Andy Yin1:

6614有不同的版本,可以支持1G,1.2GHz,具体可以对照手册中如下图确定使用片子的型号。在使用的时候注意不要超频,否则不能保证芯片能够稳定工作。

tim cui:

回复 Andy Yin1:

我们想选择高频的6614 (1.2G的那种), 但是片子型号中没有“X”, 即 Encryption NOT enabled. 请问6614有没有哪种型号的片子是1.2G的,同时也有“X”。

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