linux-sg2042/include/asm-arm/arch-s3c2410/iic.h

37 lines
1.0 KiB
C

/* linux/include/asm-arm/arch-s3c2410/iic.h
*
* (c) 2004 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
*
* S3C2410 - I2C Controller platfrom_device info
*
* 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.
*
* Changelog:
* 05-Oct-2004 BJD Created file
* 19-Oct-2004 BJD Updated for s3c2440
*/
#ifndef __ASM_ARCH_IIC_H
#define __ASM_ARCH_IIC_H __FILE__
#define S3C_IICFLG_FILTER (1<<0) /* enable s3c2440 filter */
/* Notes:
* 1) All frequencies are expressed in Hz
* 2) A value of zero is `do not care`
*/
struct s3c2410_platform_i2c {
unsigned int flags;
unsigned int slave_addr; /* slave address for controller */
unsigned long bus_freq; /* standard bus frequency */
unsigned long max_freq; /* max frequency for the bus */
unsigned long min_freq; /* min frequency for the bus */
unsigned int sda_delay; /* pclks (s3c2440 only) */
};
#endif /* __ASM_ARCH_IIC_H */