418ee0cd38
Why I did it fix the dx010 system eeprom unavailable issue How I did it enable the i2c slave 30ms timeout mechanism How to verify it i2cstress test in DX010 iSMT controller bus Co-authored-by: nicwu-cel <nicwu@celestica.com>
181 lines
5.5 KiB
Bash
181 lines
5.5 KiB
Bash
#!/bin/bash
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### BEGIN INIT INFO
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# Provides: setup-board
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# Required-Start: $portmap
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# Required-Stop:
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# Should-Start:
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# Should-Stop:
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# Default-Start: S
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# Default-Stop: 0 6
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# Short-Description: Setup DX010 board.
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### END INIT INFO
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function export_gpio {
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label=$3
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gpio_dir=$2
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gpio_num=$1
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gpio_base=`( cat /sys/class/gpio/gpiochip*/base | head -1 ) 2>/dev/null`
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gpio_label=`( cat /sys/class/gpio/gpiochip*/label | head -1 ) 2>/dev/null`
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if [[ "X$gpio_base" == "X" ]] ||
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( [[ "X$label" != "X" ]] && [[ "$label" != "$gpio_label" ]] ); then
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echo "Platform driver error: No gpiochip found!"
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exit 1;
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fi
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ionum=$((gpio_base+gpio_num))
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echo $ionum > /sys/class/gpio/export
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if [ $? -ne 0 ]; then
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echo "Platform driver error: Cannot export gpio$ionum!"
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exit 1;
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fi
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if [[ "X$gpio_dir" != "X" ]]; then
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echo $gpio_dir > /sys/class/gpio/gpio${ionum}/direction
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if [ $? -ne 0 ]; then
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echo "Platform driver error: Cannot set direction of gpio$ionum!"
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exit 1;
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fi
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fi
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}
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case "$1" in
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start)
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echo -n "Setting up board... "
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modprobe i2c-dev
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modprobe i2c-mux-pca954x force-deselect-on-exit=1
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modprobe dx010_wdt
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modprobe leds-dx010
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modprobe lm75
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modprobe slx_gpio_ich
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found=0
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for devnum in 0 1; do
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devname=`cat /sys/bus/i2c/devices/i2c-${devnum}/name`
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# iSMT adapter can be at either dffd0000 or dfff0000
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if [[ $devname == 'SMBus iSMT adapter at '* ]]; then
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found=1
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break
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fi
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done
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[ $found -eq 0 ] && echo "cannot find iSMT" && exit 1
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i2cset -y ${devnum} 0x70 0x10 0x00 0x01 i
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sleep 1
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# Attach PCA9548 0x71 Channel Extender for Main Board
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echo pca9548 0x71 > /sys/bus/i2c/devices/i2c-${devnum}/new_device
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sleep 1
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# Attach PCA9548 0x73 Channel Extender for CPU Board
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echo pca9548 0x73 > /sys/bus/i2c/devices/i2c-${devnum}/new_device
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sleep 1
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# Attach PCA9548 0x77 Channel Extender for Fan's EEPROMs
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echo pca9548 0x77 > /sys/bus/i2c/devices/i2c-${devnum}/new_device
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sleep 1
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# Attach syseeprom
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echo 24lc64t 0x50 > /sys/bus/i2c/devices/i2c-12/new_device
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# Attach temperature sensors
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echo lm75b 0x48 > /sys/bus/i2c/devices/i2c-5/new_device
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echo lm75b 0x49 > /sys/bus/i2c/devices/i2c-6/new_device
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echo lm75b 0x4a > /sys/bus/i2c/devices/i2c-7/new_device
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echo lm75b 0x48 > /sys/bus/i2c/devices/i2c-14/new_device
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echo lm75b 0x4e > /sys/bus/i2c/devices/i2c-15/new_device
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# Attach fans
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echo emc2305 0x2e > /sys/bus/i2c/devices/i2c-13/new_device
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echo emc2305 0x4d > /sys/bus/i2c/devices/i2c-13/new_device
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echo 24c02 0x50 > /sys/bus/i2c/devices/i2c-18/new_device
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echo 24c02 0x50 > /sys/bus/i2c/devices/i2c-19/new_device
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echo 24c02 0x50 > /sys/bus/i2c/devices/i2c-20/new_device
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echo 24c02 0x50 > /sys/bus/i2c/devices/i2c-21/new_device
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echo 24c02 0x50 > /sys/bus/i2c/devices/i2c-22/new_device
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# Attach PSUs
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echo dps460 0x5a > /sys/bus/i2c/devices/i2c-10/new_device
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echo dps460 0x5b > /sys/bus/i2c/devices/i2c-11/new_device
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echo 24c02 0x52 > /sys/bus/i2c/devices/i2c-10/new_device
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echo 24c02 0x53 > /sys/bus/i2c/devices/i2c-11/new_device
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# Attach PCA9506 GPIO expander for 40 pins
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echo pca9505 0x20 > /sys/bus/i2c/devices/i2c-17/new_device
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modprobe dx010_cpld
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sleep 2
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# Export platform gpio sysfs
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export_gpio 10 "in" # Fan 1 present
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export_gpio 11 "in" # Fan 2 present
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export_gpio 12 "in" # Fan 3 present
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export_gpio 13 "in" # Fan 4 present
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export_gpio 14 "in" # Fan 5 present
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export_gpio 15 "in" # Fan 1 direction
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export_gpio 16 "in" # Fan 2 direction
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export_gpio 17 "in" # Fan 3 direction
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export_gpio 18 "in" # Fan 4 direction
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export_gpio 19 "in" # Fan 5 direction
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export_gpio 22 "in" # PSU L PWOK
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export_gpio 25 "in" # PSU R PWOK
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export_gpio 27 "in" # PSU L ABS
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export_gpio 28 "in" # PSU R ABS
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export_gpio 29 "out" # Fan 2 LED: Red
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export_gpio 30 "out" # Fan 2 LED: Green
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export_gpio 31 "out" # Fan 1 LED: Red
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export_gpio 32 "out" # Fan 1 LED: Green
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export_gpio 33 "out" # Fan 5 LED: Red
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export_gpio 34 "out" # Fan 5 LED: Green
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export_gpio 35 "out" # Fan 3 LED: Red
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export_gpio 36 "out" # Fan 3 LED: Green
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export_gpio 37 "out" # Fan 4 LED: Red
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export_gpio 38 "out" # Fan 4 LED: Green
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# Turn off/down lpmod by defult (0 - Normal, 1 - Low Pow)
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echo 0x00000000 > /sys/devices/platform/dx010_cpld/qsfp_lpmode
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# Attach 32 instances of EEPROM driver QSFP ports
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for ((n=26;n<=58;n++));
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do
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echo optoe1 0x50 > /sys/bus/i2c/devices/i2c-$n/new_device
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sleep 0.1
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done
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bus_en=8
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sleep 1
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cfg_r=`i2cget -y -f 8 0x60 0xD1`
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((cfg_w=$cfg_r+$bus_en))
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i2cset -y -f 8 0x60 0xD1 $cfg_w
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sleep 1
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cfg_r=`i2cget -y -f 9 0x20 0xD1`
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((cfg_w=$cfg_r+$bus_en))
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i2cset -y -f 9 0x20 0xD1 $cfg_w
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sleep 1
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/bin/sh /usr/local/bin/platform_api_mgnt.sh init
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echo "done."
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;;
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stop)
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echo "done."
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;;
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force-reload|restart)
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echo "Not supported"
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;;
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*)
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echo "Usage: /etc/init.d/platform-modules-dx010.init {start|stop}"
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exit 1
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;;
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esac
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exit 0
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