mirror of https://github.com/OpenIPC/firmware.git
73 lines
1.6 KiB
Bash
73 lines
1.6 KiB
Bash
#!/bin/sh
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#GPIO3_3 -> GPIO27 (3*8+3 = 27)
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#GPIO3_4 -> GPIO28 (3*8+4 = 28)
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#(normal mode)
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ir_cut_enable()
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{
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# pin_mux export
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echo "27" > /sys/class/gpio/export; # GPIO3_3
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echo "28" > /sys/class/gpio/export; # GPIO3_4
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# dir
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echo "out" > /sys/class/gpio/gpio27/direction;
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echo "out" > /sys/class/gpio/gpio28/direction;
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# data, GPIO3_4: 0, GPIO3_3: 1 (normal mode)
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echo "1" > /sys/class/gpio/gpio27/value;
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echo "0" > /sys/class/gpio/gpio28/value;
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#sleep 1s
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sleep 1;
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# back to original
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echo "0" > /sys/class/gpio/gpio27/value;
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echo "0" > /sys/class/gpio/gpio28/value;
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# pin_mux unexport
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echo "27" > /sys/class/gpio/unexport; # GPIO3_3
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echo "28" > /sys/class/gpio/unexport; # GPIO3_4
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}
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# (ir mode)
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ir_cut_disable()
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{
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# pin_mux export
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echo "27" > /sys/class/gpio/export; # GPIO3_3
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echo "28" > /sys/class/gpio/export; # GPIO3_4
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# dir
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echo "out" > /sys/class/gpio/gpio27/direction;
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echo "out" > /sys/class/gpio/gpio28/direction;
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# data, GPIO3_4: 1, GPIO3_3: 0 (ir mode)
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echo "0" > /sys/class/gpio/gpio27/value;
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echo "1" > /sys/class/gpio/gpio28/value;
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#sleep 1s
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sleep 1;
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# back to original
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echo "0" > /sys/class/gpio/gpio27/value;
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echo "0" > /sys/class/gpio/gpio28/value;
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# pin_mux unexport
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echo "27" > /sys/class/gpio/unexport; # GPIO3_3
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echo "28" > /sys/class/gpio/unexport; # GPIO3_4
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}
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if [ $# -eq 0 ]; then
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echo "ir mode : ./demo_config.sh 1";
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else
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if [ $1 -eq 0 ]; then
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echo "normal mode, ir_cut on"
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ir_cut_enable > /dev/null;
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fi
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if [ $1 -eq 1 ]; then
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echo "ir mode, ir_cut off"
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ir_cut_disable > /dev/null;
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fi
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fi
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