Merge commit '60b30c036397cb5627fa374bb930794b225daa29' as 'lib/lufa'

[qmk_firmware.git] / lib / lufa / LUFA / Drivers / Board / AVR8 / EVK527 / Joystick.h

diff --git a/lib/lufa/LUFA/Drivers/Board/AVR8/EVK527/Joystick.h b/lib/lufa/LUFA/Drivers/Board/AVR8/EVK527/Joystick.h
new file mode 100644 (file)
index 0000000..909fa02
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/Board/AVR8/EVK527/Joystick.h
@@ -0,0 +1,130 @@
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2017.
+
+  dean [at] fourwalledcubicle [dot] com
+           www.lufa-lib.org
+*/
+
+/*
+  Copyright 2017  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+  Permission to use, copy, modify, distribute, and sell this
+  software and its documentation for any purpose is hereby granted
+  without fee, provided that the above copyright notice appear in
+  all copies and that both that the copyright notice and this
+  permission notice and warranty disclaimer appear in supporting
+  documentation, and that the name of the author not be used in
+  advertising or publicity pertaining to distribution of the
+  software without specific, written prior permission.
+
+  The author disclaims all warranties with regard to this
+  software, including all implied warranties of merchantability
+  and fitness.  In no event shall the author be liable for any
+  special, indirect or consequential damages or any damages
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+/** \file
+ *  \brief Board specific joystick driver header for the Atmel EVK527.
+ *  \copydetails Group_Joystick_EVK527
+ *
+ *  \note This file should not be included directly. It is automatically included as needed by the joystick driver
+ *        dispatch header located in LUFA/Drivers/Board/Joystick.h.
+ */
+
+/** \ingroup Group_Joystick
+ *  \defgroup Group_Joystick_EVK527 EVK527
+ *  \brief Board specific joystick driver header for the Atmel EVK527.
+ *
+ *  Board specific joystick driver header for the Atmel EVK527.
+ *
+ *  <table>
+ *    <tr><th>Left Port Pin</th><th>Up Port Pin</th><th>Right Port Pin</th><th>Down Port Pin</th><th>Press Port Pin</th></tr>
+ *    <tr><td>PORTF.4</td><td>PORTF.5</td><td>PORTF.7</td><td>PORTC.6</td><td>PORTF.6</td></tr>
+ *  </table>
+ *
+ *  @{
+ */
+
+#ifndef __JOYSTICK_EVK527_H__
+#define __JOYSTICK_EVK527_H__
+
+       /* Includes: */
+               #include "../../../../Common/Common.h"
+
+       /* Enable C linkage for C++ Compilers: */
+               #if defined(__cplusplus)
+                       extern "C" {
+               #endif
+
+       /* Preprocessor Checks: */
+               #if !defined(__INCLUDE_FROM_JOYSTICK_H)
+                       #error Do not include this file directly. Include LUFA/Drivers/Board/Joystick.h instead.
+               #endif
+
+       /* Private Interface - For use in library only: */
+       #if !defined(__DOXYGEN__)
+               /* Macros: */
+                       #define JOY_FMASK                 ((1 << 4) | (1 << 5) | (1 << 6) | (1 << 7))
+                       #define JOY_CMASK                 (1 << 6)
+
+                       #define JOY_PORTC_MASK_SHIFT      3
+       #endif
+
+       /* Public Interface - May be used in end-application: */
+               /* Macros: */
+                       /** Mask for the joystick being pushed in the left direction. */
+                       #define JOY_LEFT                  (1 << 4)
+
+                       /** Mask for the joystick being pushed in the right direction. */
+                       #define JOY_RIGHT                 (1 << 7)
+
+                       /** Mask for the joystick being pushed in the upward direction. */
+                       #define JOY_UP                    (1 << 5)
+
+                       /** Mask for the joystick being pushed in the downward direction. */
+                       #define JOY_DOWN                 ((1 << 6) >> JOY_PORTC_MASK_SHIFT)
+
+                       /** Mask for the joystick being pushed inward. */
+                       #define JOY_PRESS                 (1 << 6)
+
+               /* Inline Functions: */
+               #if !defined(__DOXYGEN__)
+                       static inline void Joystick_Init(void)
+                       {
+                               DDRF  &= ~JOY_FMASK;
+                               DDRC  &= ~JOY_CMASK;
+
+                               PORTF |=  JOY_FMASK;
+                               PORTC |=  JOY_CMASK;
+                       }
+
+                       static inline void Joystick_Disable(void)
+                       {
+                               DDRF  &= ~JOY_FMASK;
+                               DDRC  &= ~JOY_CMASK;
+
+                               PORTF &= ~JOY_FMASK;
+                               PORTC &= ~JOY_CMASK;
+                       }
+
+                       static inline uint8_t Joystick_GetStatus(void) ATTR_WARN_UNUSED_RESULT;
+                       static inline uint8_t Joystick_GetStatus(void)
+                       {
+                               return (((uint8_t)~PINF & JOY_FMASK) | (((uint8_t)~PINC & JOY_CMASK) >> JOY_PORTC_MASK_SHIFT));
+                       }
+               #endif
+
+       /* Disable C linkage for C++ Compilers: */
+               #if defined(__cplusplus)
+                       }
+               #endif
+
+#endif
+
+/** @} */
+