mirror of https://github.com/ArduPilot/ardupilot
AP_HAL_Linux: Fix PWM FS to follow the Kernel's 4.X instead 3.9
Checking the ToneAlarm under AP_HAL_Linux(BBBMINI is using that) I realize was using old kernek 3.9 device tree, so I updated to 4.X - this will affect only BBBMINI and Blue boards.
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@ -20,9 +20,9 @@ ToneAlarm::ToneAlarm()
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#if CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_BLUE || \
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CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_PXF || \
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CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_BBBMINI
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period_fd = open("/sys/devices/ocp.3/pwm_test_P8_36.12/period",O_WRONLY|O_CLOEXEC);
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duty_fd = open("/sys/devices/ocp.3/pwm_test_P8_36.12/duty",O_WRONLY|O_CLOEXEC);
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run_fd = open("/sys/devices/ocp.3/pwm_test_P8_36.12/run",O_WRONLY|O_CLOEXEC);
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period_fd = open("/sys/class/pwm/pwmchip0/pwm0/period",O_WRONLY|O_CLOEXEC);
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duty_fd = open("/sys/class/pwm/pwmchip0/pwm0/duty_cycle",O_WRONLY|O_CLOEXEC);
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run_fd = open("/sys/class/pwm/pwmchip0/pwm0/enable",O_WRONLY|O_CLOEXEC);
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#endif
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}
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