From e626f07d8d79e3eca8a2578da7eab6e8096b0e29 Mon Sep 17 00:00:00 2001 From: Erik Welsh Date: Sun, 30 Sep 2018 16:20:04 +0000 Subject: [PATCH] Fixed GPIO export problem; Leaves GPIO in bad state on latest BeagleBone image on PocketBeagle --- source/event_gpio.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/source/event_gpio.c b/source/event_gpio.c index c63fdbd..9f5acd6 100644 --- a/source/event_gpio.c +++ b/source/event_gpio.c @@ -85,6 +85,27 @@ BBIO_err gpio_export(unsigned int gpio) goto exit; } + // Is GPIO an LED? + if ( ((gpio >= USR_LED_GPIO_MIN) && (gpio <= USR_LED_GPIO_MAX)) + || + ( beaglebone_blue() + && + ( + (gpio == USR_LED_RED) + || (gpio == USR_LED_GREEN) + || (gpio == BAT25) + || (gpio == BAT50) + || (gpio == BAT75) + || (gpio == BAT100) + || (gpio == WIFI) + ) + ) + ) + { + syslog(LOG_WARNING, "Adafruit_BBIO: gpio_export: %u not applicable to built-in LEDs", gpio); + return BBIO_OK; // export is not applicable to the USR LED pins + } + // already exported by someone else? char gpio_path[64]; snprintf(gpio_path, sizeof(gpio_path), "/sys/class/gpio/gpio%d", gpio); pFad - Phonifier reborn

Pfad - The Proxy pFad of © 2024 Garber Painting. All rights reserved.

Note: This service is not intended for secure transactions such as banking, social media, email, or purchasing. Use at your own risk. We assume no liability whatsoever for broken pages.

Alternative Proxies:

Alternative Proxy

pFad Proxy

pFad v3 Proxy

pFad v4 Proxy