| /*************************************************************************** |
| * __________ __ ___. |
| * Open \______ \ ____ ____ | | _\_ |__ _______ ___ |
| * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / |
| * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < |
| * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ |
| * \/ \/ \/ \/ \/ |
| * $Id$ |
| * |
| * Copyright (C) 2007 by Michael Sevakis |
| * |
| * 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; either version 2 |
| * of the License, or (at your option) any later version. |
| * |
| * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY |
| * KIND, either express or implied. |
| * |
| ****************************************************************************/ |
| |
| /* chip-specific i2c functions */ |
| |
| /* IICCON */ |
| #define I2C_ACKGEN (1 << 7) |
| #define I2C_TXCLK_512 (1 << 6) |
| #define I2C_TXRX_INTENB (1 << 5) |
| #define I2C_TXRX_INTPND (1 << 4) |
| |
| /* IICSTAT */ |
| #define I2C_MODE_MASTER (2 << 6) |
| #define I2C_MODE_TX (1 << 6) |
| #define I2C_BUSY (1 << 5) |
| #define I2C_START (1 << 5) |
| #define I2C_RXTX_ENB (1 << 4) |
| #define I2C_BUS_ARB_FAILED (1 << 3) |
| #define I2C_S_ADDR_STAT (1 << 2) |
| #define I2C_S_ADDR_MATCH (1 << 1) |
| #define I2C_ACK_L (1 << 0) |
| |
| /* IICLC */ |
| #define I2C_FLT_ENB (1 << 2) |
| |
| void i2c_init(void); |
| void i2c_write(int addr, const unsigned char *data, int count); |
| |