[celestica] change to use lm75 standard driver (sonic-net#19)

Author: pwisutti

device/celestica/x86_64-cel_seastone-r0/sensors.conf

@@ -36,33 +36,30 @@ chip "dps460-i2c-*-5b"
     set in3_crit 13.0
     set in3_lcrit 11.0  
 
-# These sensors located on CPU Board.
-chip "dx010_lm75b-i2c-*-48"
-    label temp1 "CPU_external temp sensor"
+# These sensors located on Main Switch Board.
+chip "lm75b-i2c-*-48"
+    label temp1 "Front-panel temp sensor 1"
     set temp1_max 43
     set temp1_max_hyst 28
 
-chip "dx010_lm75b-i2c-*-4e"
-    label temp1 "Rear_panel temp sensor"
+chip "lm75b-i2c-*-49"
+    label temp1 "Front-panel temp sensor 2"
     set temp1_max 43
     set temp1_max_hyst 28
 
-# These sensors located on Main Switch Board.
-bus "i2c-5" "i2c-1-mux (chan_id 3)"
-chip "dx010_lm75b-i2c-5-48"
-    label temp1 "Front_panel left temp sensor"
+chip "lm75b-i2c-*-4a"
+    label temp1 "ASIC temp sensor"
     set temp1_max 43
     set temp1_max_hyst 28
 
-bus "i2c-6" "i2c-1-mux (chan_id 4)"
-chip "dx010_lm75b-i2c-6-49"
-    label temp1 "Front_panel right temp sensor"
+# These sensors located on CPU Board.
+chip "lm75b-i2c-*-48"
+    label temp1 "Rear-panel temp sensor 1"
     set temp1_max 43
     set temp1_max_hyst 28
 
-bus "i2c-7" "i2c-1-mux (chan_id 5)"
-chip "dx010_lm75b-i2c-7-4a"
-    label temp1 "Switch_external temp sensor"
+chip "lm75b-i2c-*-4e"
+    label temp1 "Rear-panel temp sensor 2"
     set temp1_max 43
     set temp1_max_hyst 28
 

platform/broadcom/sonic-platform-modules-cel/debian/platform-modules-dx010.init

@@ -20,6 +20,7 @@ start)
         modprobe i2c-mux-pca954x
         modprobe dx010_wdt
         modprobe leds-dx010
+        modprobe lm75
 
         found=0
         for devnum in 0 1; do
@@ -56,11 +57,11 @@ start)
         echo 24lc64t 0x50 > /sys/bus/i2c/devices/i2c-12/new_device
 
         # Attach temperature sensors
-        echo dx010_lm75b 0x48 > /sys/bus/i2c/devices/i2c-5/new_device
-        echo dx010_lm75b 0x49 > /sys/bus/i2c/devices/i2c-6/new_device
-        echo dx010_lm75b 0x4a > /sys/bus/i2c/devices/i2c-7/new_device
-        echo dx010_lm75b 0x48 > /sys/bus/i2c/devices/i2c-14/new_device
-        echo dx010_lm75b 0x4e > /sys/bus/i2c/devices/i2c-15/new_device
+        echo lm75b 0x48 > /sys/bus/i2c/devices/i2c-5/new_device
+        echo lm75b 0x49 > /sys/bus/i2c/devices/i2c-6/new_device
+        echo lm75b 0x4a > /sys/bus/i2c/devices/i2c-7/new_device
+        echo lm75b 0x48 > /sys/bus/i2c/devices/i2c-14/new_device
+        echo lm75b 0x4e > /sys/bus/i2c/devices/i2c-15/new_device
 
         # Attach fans
         echo emc2305 0x2e > /sys/bus/i2c/devices/i2c-13/new_device

platform/broadcom/sonic-platform-modules-cel/dx010/modules/Makefile

@@ -1,6 +1 @@
-obj-m := dx010_cpld.o mc24lc64t.o emc2305.o dx010_wdt.o leds-dx010.o lm75.o
-KVERSION = $(shell uname -r)
-all:
-	make -C /lib/modules/$(KVERSION)/build M=$(PWD) modules
-clean:
-	make -C /lib/modules/$(KVERSION)/build M=$(PWD) clean
+obj-m := dx010_cpld.o mc24lc64t.o emc2305.o dx010_wdt.o leds-dx010.o