From 151e53feabbe8ebdcbb491f06afeee8ea596ed6c Mon Sep 17 00:00:00 2001 From: Ketul Shah Date: Tue, 18 Aug 2015 20:00:48 +0530 Subject: Beagle: GPIO support (for BBB) GPIO Driver Development for BeagleBone Black based on the generic GPIO API --- c/src/lib/libbsp/arm/beagle/include/bbb-gpio.h | 43 ++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 c/src/lib/libbsp/arm/beagle/include/bbb-gpio.h (limited to 'c/src/lib/libbsp/arm/beagle/include/bbb-gpio.h') diff --git a/c/src/lib/libbsp/arm/beagle/include/bbb-gpio.h b/c/src/lib/libbsp/arm/beagle/include/bbb-gpio.h new file mode 100644 index 0000000000..8cce556efd --- /dev/null +++ b/c/src/lib/libbsp/arm/beagle/include/bbb-gpio.h @@ -0,0 +1,43 @@ +/** + * @file + * + * @ingroup arm_beagle + * + * @brief BeagleBone Black BSP definitions. + */ + +/** + * Copyright (c) 2015 Ketul Shah + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#ifndef LIBBSP_ARM_BEAGLE_BBB_GPIO_H +#define LIBBSP_ARM_BEAGLE_BBB_GPIO_H + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +/** + * @brief BeagleBone Black GPIO functions. + */ +#define BBB_DIGITAL_IN 2 +#define BBB_DIGITAL_OUT 1 + +/** + * @brief BeagleBone Black GPIO pad configuration. + */ +#define BBB_PUDEN (1 << 3) +#define BBB_PUDDIS ~BBB_PUDEN +#define BBB_PU_EN (1 << 4) +#define BBB_PD_EN ~BBB_PU_EN +#define BBB_MUXMODE(X) (X & 0x7) + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* LIBBSP_ARM_BEAGLE_BBB_GPIO_H */ \ No newline at end of file -- cgit v1.2.3