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openwrt-xburst/target/linux/xburst/files-2.6.27/include/asm-mips/mach-jz4740/misc.h
Mirko Vogt dc3d3f1c49 yet another patchset - 2.6.27
it's basically also provided by ingenic and nativly based on 2.6.27,
adjusted to fit into the OpenWrt-environment
2009-10-28 03:13:11 +08:00

44 lines
1.2 KiB
C

/*
* linux/include/asm-mips/mach-jz4740/misc.h
*
* Ingenic's JZ4740 common include.
*
* Copyright (C) 2006 - 2007 Ingenic Semiconductor Inc.
*
* Author: <yliu@ingenic.cn>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ASM_JZ4740_MISC_H__
#define __ASM_JZ4740_MISC_H__
/*==========================================================
* I2C
*===========================================================*/
#define I2C_EEPROM_DEV 0xA /* b'1010 */
#define I2C_RTC_DEV 0xD /* b'1101 */
#define DIMM0_SPD_ADDR 0
#define DIMM1_SPD_ADDR 1
#define DIMM2_SPD_ADDR 2
#define DIMM3_SPD_ADDR 3
#define JZ_HCI_ADDR 7
#define DIMM_SPD_LEN 128
#define JZ_HCI_LEN 512 /* 4K bits E2PROM */
#define I2C_RTC_LEN 16
#define HCI_MAC_OFFSET 64
extern void i2c_open(void);
extern void i2c_close(void);
extern void i2c_setclk(unsigned int i2cclk);
extern int i2c_read(unsigned char device, unsigned char *buf,
unsigned char address, int count);
extern int i2c_write(unsigned char device, unsigned char *buf,
unsigned char address, int count);
#endif /* __ASM_JZ4740_MISC_H__ */