From 44b979ac3dc53b29ee8176517b7d9a10935630c0 Mon Sep 17 00:00:00 2001 From: Yuval Adam Date: Mon, 29 Oct 2012 21:36:23 +0200 Subject: Initial code --- driverlib/i2s.h | 169 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 169 insertions(+) create mode 100644 driverlib/i2s.h (limited to 'driverlib/i2s.h') 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__ -- cgit v1.3.1