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Diffstat (limited to 'driverlib/i2s.h')
| -rw-r--r-- | driverlib/i2s.h | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/driverlib/i2s.h b/driverlib/i2s.h new file mode 100644 index 0000000..0510f49 --- /dev/null +++ b/driverlib/i2s.h @@ -0,0 +1,169 @@ +//*****************************************************************************
+//
+// i2s.h - Prototypes and macros for the I2S controller.
+//
+// Copyright (c) 2008-2012 Texas Instruments Incorporated. All rights reserved.
+// Software License Agreement
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//
+// Redistributions in binary form must reproduce the above copyright
+// notice, this list of conditions and the following disclaimer in the
+// documentation and/or other materials provided with the
+// distribution.
+//
+// Neither the name of Texas Instruments Incorporated nor the names of
+// its contributors may be used to endorse or promote products derived
+// from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// This is part of revision 9453 of the Stellaris Peripheral Driver Library.
+//
+//*****************************************************************************
+
+#ifndef __I2S_H__
+#define __I2S_H__
+
+//*****************************************************************************
+//
+// If building with a C++ compiler, make all of the definitions in this header
+// have a C binding.
+//
+//*****************************************************************************
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+//*****************************************************************************
+//
+// Values that can be passed to I2STxConfigSet() and I2SRxConfigSet()
+//
+//*****************************************************************************
+#define I2S_CONFIG_FORMAT_MASK 0x3C000000 // JST, DLY, SCP, LRP
+#define I2S_CONFIG_FORMAT_I2S 0x14000000 // !JST, DLY, !SCP, LRP
+#define I2S_CONFIG_FORMAT_LEFT_JUST \
+ 0x00000000 // !JST, !DLY, !SCP, !LRP
+#define I2S_CONFIG_FORMAT_RIGHT_JUST \
+ 0x20000000 // JST, !DLY, !SCP, !LRP
+
+#define I2S_CONFIG_SCLK_INVERT 0x08000000
+
+#define I2S_CONFIG_MODE_MASK 0x03000000
+#define I2S_CONFIG_MODE_DUAL 0x00000000
+#define I2S_CONFIG_MODE_COMPACT_16 \
+ 0x01000000
+#define I2S_CONFIG_MODE_COMPACT_8 \
+ 0x03000000
+#define I2S_CONFIG_MODE_MONO 0x02000000
+
+#define I2S_CONFIG_EMPTY_MASK 0x00800000
+#define I2S_CONFIG_EMPTY_ZERO 0x00000000
+#define I2S_CONFIG_EMPTY_REPEAT 0x00800000
+
+#define I2S_CONFIG_CLK_MASK 0x00400000
+#define I2S_CONFIG_CLK_MASTER 0x00400000
+#define I2S_CONFIG_CLK_SLAVE 0x00000000
+
+#define I2S_CONFIG_SAMPLE_SIZE_MASK \
+ 0x0000FC00
+#define I2S_CONFIG_SAMPLE_SIZE_32 \
+ 0x00007C00
+#define I2S_CONFIG_SAMPLE_SIZE_24 \
+ 0x00005C00
+#define I2S_CONFIG_SAMPLE_SIZE_20 \
+ 0x00004C00
+#define I2S_CONFIG_SAMPLE_SIZE_16 \
+ 0x00003C00
+#define I2S_CONFIG_SAMPLE_SIZE_8 \
+ 0x00001C00
+
+#define I2S_CONFIG_WIRE_SIZE_MASK \
+ 0x000003F0
+#define I2S_CONFIG_WIRE_SIZE_32 0x000001F0
+#define I2S_CONFIG_WIRE_SIZE_24 0x00000170
+#define I2S_CONFIG_WIRE_SIZE_20 0x00000130
+#define I2S_CONFIG_WIRE_SIZE_16 0x000000F0
+#define I2S_CONFIG_WIRE_SIZE_8 0x00000070
+
+//*****************************************************************************
+//
+// Values that can be passed to I2SMasterClockSelect()
+//
+//*****************************************************************************
+#define I2S_TX_MCLK_EXT 0x00000010
+#define I2S_TX_MCLK_INT 0x00000000
+#define I2S_RX_MCLK_EXT 0x00000020
+#define I2S_RX_MCLK_INT 0x00000000
+
+//*****************************************************************************
+//
+// Values that can be passed to I2SIntEnable(), I2SIntDisable(), and
+// I2SIntClear()
+//
+//*****************************************************************************
+#define I2S_INT_RXERR 0x00000020
+#define I2S_INT_RXREQ 0x00000010
+#define I2S_INT_TXERR 0x00000002
+#define I2S_INT_TXREQ 0x00000001
+
+//*****************************************************************************
+//
+// API Function prototypes
+//
+//*****************************************************************************
+extern void I2STxEnable(unsigned long ulBase);
+extern void I2STxDisable(unsigned long ulBase);
+extern void I2STxDataPut(unsigned long ulBase, unsigned long ulData);
+extern long I2STxDataPutNonBlocking(unsigned long ulBase,
+ unsigned long ulData);
+extern void I2STxConfigSet(unsigned long ulBase, unsigned long ulConfig);
+extern void I2STxFIFOLimitSet(unsigned long ulBase, unsigned long ulLevel);
+extern unsigned long I2STxFIFOLimitGet(unsigned long ulBase);
+extern unsigned long I2STxFIFOLevelGet(unsigned long ulBase);
+extern void I2SRxEnable(unsigned long ulBase);
+extern void I2SRxDisable(unsigned long ulBase);
+extern void I2SRxDataGet(unsigned long ulBase, unsigned long *pulData);
+extern long I2SRxDataGetNonBlocking(unsigned long ulBase,
+ unsigned long *pulData);
+extern void I2SRxConfigSet(unsigned long ulBase, unsigned long ulConfig);
+extern void I2SRxFIFOLimitSet(unsigned long ulBase, unsigned long ulLevel);
+extern unsigned long I2SRxFIFOLimitGet(unsigned long ulBase);
+extern unsigned long I2SRxFIFOLevelGet(unsigned long ulBase);
+extern void I2STxRxEnable(unsigned long ulBase);
+extern void I2STxRxDisable(unsigned long ulBase);
+extern void I2STxRxConfigSet(unsigned long ulBase, unsigned long ulConfig);
+extern void I2SMasterClockSelect(unsigned long ulBase, unsigned long ulMClock);
+extern void I2SIntEnable(unsigned long ulBase, unsigned long ulIntFlags);
+extern void I2SIntDisable(unsigned long ulBase, unsigned long ulIntFlags);
+extern unsigned long I2SIntStatus(unsigned long ulBase, tBoolean bMasked);
+extern void I2SIntClear(unsigned long ulBase, unsigned long ulIntFlags);
+extern void I2SIntRegister(unsigned long ulBase, void (*pfnHandler)(void));
+extern void I2SIntUnregister(unsigned long ulBase);
+
+//*****************************************************************************
+//
+// Mark the end of the C bindings section for C++ compilers.
+//
+//*****************************************************************************
+#ifdef __cplusplus
+}
+#endif
+
+#endif // __I2S_H__
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