*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
PORTB &= ~(1 << bit); \
} while (0)
+#define ao_gpio_get(port, bit, pin) ((PORTB >> (bit)) & 1)
+
/*
* The SPI mutex must be held to call either of these
* functions -- this mutex covers the entire SPI operation,