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[AS9716-32D]:Support 0x57 and 0x56 eeprom #4103

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merged 2 commits into from
Mar 21, 2020
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[AS9716-32D]:Support 0x57 and 0x56 eeprom #4103

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9ed09af
[AS9716-32D]:Support 0x57 and 0x56 eeprom
Feb 3, 2020
5e9e642
Add checking sysfs use 0x57 or 0x56
Feb 14, 2020
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15 changes: 14 additions & 1 deletion device/accton/x86_64-accton_as9716_32d-r0/plugins/eeprom.py
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Original file line number Diff line number Diff line change
Expand Up @@ -14,8 +14,21 @@
except ImportError, e:
raise ImportError (str(e) + "- required module not found")

def eeprom_check():
filepath="/sys/bus/i2c/devices/0-0057/eeprom"
if os.path.isfile(filepath):
return 1 #now board, 0x57
else:
return 0 #now board, 0x56

class board(eeprom_tlvinfo.TlvInfoDecoder):
_TLV_INFO_MAX_LEN = 256
def __init__(self, name, path, cpld_root, ro):
self.eeprom_path = "/sys/bus/i2c/devices/0-0056/eeprom"
ret=eeprom_check()
if ret==1:
self.eeprom_path = "/sys/bus/i2c/devices/0-0057/eeprom"
else:
self.eeprom_path = "/sys/bus/i2c/devices/0-0056/eeprom"

super(board, self).__init__(self.eeprom_path, 0, '', True)

28 changes: 26 additions & 2 deletions platform/broadcom/sonic-platform-modules-accton/as9716-32d/utils/accton_as9716_32d_util.py
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Original file line number Diff line number Diff line change
Expand Up @@ -123,13 +123,14 @@
# PSU-2
'echo as9716_32d_psu2 0x51 > /sys/bus/i2c/devices/i2c-10/new_device',
'echo acbel_fsh082 0x59 > /sys/bus/i2c/devices/i2c-10/new_device',
]

#EERPOM
eeprom_mknod =[
'echo 24c02 0x57 > /sys/bus/i2c/devices/i2c-0/new_device',
'echo 24c02 0x56 > /sys/bus/i2c/devices/i2c-0/new_device',
]



FORCE = 0
logging.basicConfig(filename= PROJECT_NAME+'.log', filemode='w',level=logging.DEBUG)
logging.basicConfig(level=logging.INFO)
Expand Down Expand Up @@ -301,8 +302,14 @@ def driver_uninstall():
return status
return 0

def eeprom_check():
cmd = "i2cget -y -f 0 0x57"
status, output = commands.getstatusoutput(cmd)
return status

def device_install():
global FORCE
global use_57_eeprom

for i in range(0,len(mknod)):
#for pca954x need times to built new i2c buses
Expand All @@ -315,6 +322,12 @@ def device_install():
if FORCE == 0:
return status

ret=eeprom_check()
if ret==0:
log_os_system(eeprom_mknod[0], 1) #new board, 0x57 eeprom
else:
log_os_system(eeprom_mknod[1], 1) #old board, 0x56 eeprom

for i in range(0,len(sfp_map)):
status, output =log_os_system("echo optoe1 0x50 > /sys/bus/i2c/devices/i2c-"+str(sfp_map[i])+"/new_device", 1)
if status:
Expand Down Expand Up @@ -358,6 +371,17 @@ def device_uninstall():
if FORCE == 0:
return status

ret=eeprom_check()
if ret==0:
target = eeprom_mknod[0] #0x57
else:
target = eeprom_mknod[1] #0x56

temp = target.split()
del temp[1]
temp[-1] = temp[-1].replace('new_device', 'delete_device')
status, output = log_os_system(" ".join(temp), 1)

return

def system_ready():
Expand Down