AM3352B echo BB-UART1 > /sys/devices/bone_capemgr.9/slots -bash: /sys/devices/bone_capemgr.9/slots: 没有那个文件或目录

路径应该是/sys/devices/platform。。。/bone_cape。。。/slots

路径应该是/sys/devices/platform。。。/bone_cape。。。/slots

Debian GNU/Linux 7 beaglebone ttyO0

default username:password is [debian:temppwd]

Support/FAQ: http://elinux.org/Beagleboard:BeagleBoneBlack_Debian

beaglebone login: debian
Password: [   32.137734] libphy: PHY 4a101000.mdio:01 not found
[   32.142840] net eth0: phy 4a101000.mdio:01 not found on slave 1

Linux beaglebone 3.8.13-bone50 #1 SMP Tue May 13 13:24:52 UTC 2014 armv7l

The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
debian@beaglebone:~$ su
root@beaglebone:/home/debian# cd /lib/firmware
root@beaglebone:/lib/firmware# ls -l | grep UART
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART1-00A0.dtbo
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART2-00A0.dtbo
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART4-00A0.dtbo
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART5-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART1-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART2-00A0.dtbo
-rw-r--r-- 1 root root    936 May 15  2014 BB-UART2-RTSCTS-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART4-00A0.dtbo
-rw-r--r-- 1 root root    936 May 15  2014 BB-UART4-RTSCTS-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART5-00A0.dtbo
root@beaglebone:/lib/firmware# dtc -I dtb -O dts ADAFRUIT-UART4-00A0.dtbo > ADAF               RUIT-UART4-00A0.dts
root@beaglebone:/lib/firmware# ls -l | grep UART                                               -rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART1-00A0.dtbo
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART2-00A0.dtbo
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART4-00A0.dtbo
-rw-r--r-- 1 root root    756 May 15 02:22 ADAFRUIT-UART4-00A0.dts
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART5-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART1-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART2-00A0.dtbo
-rw-r--r-- 1 root root    936 May 15  2014 BB-UART2-RTSCTS-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART4-00A0.dtbo
-rw-r--r-- 1 root root    936 May 15  2014 BB-UART4-RTSCTS-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART5-00A0.dtbo
root@beaglebone:/lib/firmware# cd /sys/devices/
root@beaglebone:/sys/devices# ls
44e10800.pinmux  breakpoint         ocp.3     soc.1     tracepoint
ARMv7 Cortex-A8  fixedregulator.10  platform  software  virtual
bone_capemgr.9   iio_sysfs_trigger  pmu.0     system
root@beaglebone:/sys/devices# cd  platform
root@beaglebone:/sys/devices/platform# ls
alarmtimer         nop_u***_xceiv      omap-mailbox    reg-dummy      uevent
arm-pmu            omapfb             omap-pcm-audio  serial8250
edma-dma-engine.0  omap_hwspinlock.0  power           snd-soc-dummy
root@beaglebone:/sys/devices/platform# find / -name "slots"
/sys/module/snd/parameters/slots
/proc/device-tree/bone_capemgr/slots
root@beaglebone:/sys/devices/platform# -uname
bash: -uname: command not found
root@beaglebone:/sys/devices/platform# uname -a
Linux beaglebone 3.8.13-bone50 #1 SMP Tue May 13 13:24:52 UTC 2014 armv7l GNU/Linux
root@beaglebone:/sys/devices/platform#

Debian GNU/Linux 7 beaglebone ttyO0

default username:password is [debian:temppwd]

Support/FAQ: http://elinux.org/Beagleboard:BeagleBoneBlack_Debian

beaglebone login: debian
Password: [   32.137734] libphy: PHY 4a101000.mdio:01 not found
[   32.142840] net eth0: phy 4a101000.mdio:01 not found on slave 1

Linux beaglebone 3.8.13-bone50 #1 SMP Tue May 13 13:24:52 UTC 2014 armv7l

The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
debian@beaglebone:~$ su
root@beaglebone:/home/debian# cd /lib/firmware
root@beaglebone:/lib/firmware# ls -l | grep UART
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART1-00A0.dtbo
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART2-00A0.dtbo
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART4-00A0.dtbo
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART5-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART1-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART2-00A0.dtbo
-rw-r--r-- 1 root root    936 May 15  2014 BB-UART2-RTSCTS-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART4-00A0.dtbo
-rw-r--r-- 1 root root    936 May 15  2014 BB-UART4-RTSCTS-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART5-00A0.dtbo
root@beaglebone:/lib/firmware# dtc -I dtb -O dts ADAFRUIT-UART4-00A0.dtbo > ADAF               RUIT-UART4-00A0.dts
root@beaglebone:/lib/firmware# ls -l | grep UART                                               -rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART1-00A0.dtbo
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART2-00A0.dtbo
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART4-00A0.dtbo
-rw-r--r-- 1 root root    756 May 15 02:22 ADAFRUIT-UART4-00A0.dts
-rw-r--r-- 1 root root    865 May 15  2014 ADAFRUIT-UART5-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART1-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART2-00A0.dtbo
-rw-r--r-- 1 root root    936 May 15  2014 BB-UART2-RTSCTS-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART4-00A0.dtbo
-rw-r--r-- 1 root root    936 May 15  2014 BB-UART4-RTSCTS-00A0.dtbo
-rw-r--r-- 1 root root    861 May 15  2014 BB-UART5-00A0.dtbo
root@beaglebone:/lib/firmware# cd /sys/devices/
root@beaglebone:/sys/devices# ls
44e10800.pinmux  breakpoint         ocp.3     soc.1     tracepoint
ARMv7 Cortex-A8  fixedregulator.10  platform  software  virtual
bone_capemgr.9   iio_sysfs_trigger  pmu.0     system
root@beaglebone:/sys/devices# cd  platform
root@beaglebone:/sys/devices/platform# ls
alarmtimer         nop_u***_xceiv      omap-mailbox    reg-dummy      uevent
arm-pmu            omapfb             omap-pcm-audio  serial8250
edma-dma-engine.0  omap_hwspinlock.0  power           snd-soc-dummy
root@beaglebone:/sys/devices/platform# find / -name "slots"
/sys/module/snd/parameters/slots
/proc/device-tree/bone_capemgr/slots
root@beaglebone:/sys/devices/platform# -uname
bash: -uname: command not found
root@beaglebone:/sys/devices/platform# uname -a
Linux beaglebone 3.8.13-bone50 #1 SMP Tue May 13 13:24:52 UTC 2014 armv7l GNU/Linux
root@beaglebone:/sys/devices/platform#