15 lines
403 B
Bash
15 lines
403 B
Bash
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#!/bin/sh
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for eeprom in /sys/bus/i2c/devices/3-005*/eeprom ; do
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PARTNUMBER=$(hexdump -e '8/1 "%c"' $eeprom -s 58 -n16)
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case $PARTNUMBER in
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"BB-BONE-LCD3-01.")
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echo "Turning off backlight for LCD3 cape"
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i2cset -f -y 1 0x24 0x07 0x00;;
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"BB-BONE-LCD4"*)
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echo "Turning off backlight for LCD4 cape"
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i2cset -f -y 1 0x24 0x07 0x00;;
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*)
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echo "unknown cape: $PARTNUMBER";;
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esac
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done
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