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Showing results for tags 'bananapir2pro'.
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i want to use led on/off 7 pin (gpio 40 header) but it doesn’t work. Others work fine: echo 20 > /sys/class/gpio/export echo 23 > /sys/class/gpio/export echo 40 > /sys/class/gpio/export echo 42 > /sys/class/gpio/export echo out > /sys/class/gpio/gpio20/direction echo out > /sys/class/gpio/gpio23/direction echo out > /sys/class/gpio/gpio40/direction echo out > /sys/class/gpio/gpio42/direction echo 1 > /sys/class/gpio/gpio20/value echo 1 > /sys/class/gpio/gpio23/value echo 1 > /sys/class/gpio/gpio40/value echo 1 > /sys/class/gpio/gpio42/value May be problem in pwm10 pwm10 { pwm10m0-pins { rockchip,pins = <0x03 0x0d 0x05 0xab>; phandle = <0x9d>; }; pwm10m1-pins { rockchip,pins = <0x02 0x01 0x02 0xab>; phandle = <0x1f5>; }; dts attached from firmware - https://www.armbian.com/bananapi-r2-pro/ r2pro.dts
