36 lines
		
	
	
		
			660 B
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			36 lines
		
	
	
		
			660 B
		
	
	
	
		
			C
		
	
	
	
| /*
 | |
|  * (C) Copyright 2010 Stefano Babic <sbabic@denx.de>
 | |
|  *
 | |
|  * SPDX-License-Identifier:	GPL-2.0+
 | |
|  */
 | |
| 
 | |
| 
 | |
| #include <config.h>
 | |
| #include <common.h>
 | |
| #include <asm/errno.h>
 | |
| #include <linux/types.h>
 | |
| #include <i2c.h>
 | |
| #include <mc9sdz60.h>
 | |
| 
 | |
| #ifndef CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR
 | |
| #error "You have to configure I2C address for MC9SDZ60"
 | |
| #endif
 | |
| 
 | |
| 
 | |
| u8 mc9sdz60_reg_read(enum mc9sdz60_reg reg)
 | |
| {
 | |
| 	u8 val;
 | |
| 
 | |
| 	if (i2c_read(CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR, reg, 1, &val, 1)) {
 | |
| 		puts("Error reading MC9SDZ60 register\n");
 | |
| 		return -1;
 | |
| 	}
 | |
| 
 | |
| 	return val;
 | |
| }
 | |
| 
 | |
| void mc9sdz60_reg_write(enum mc9sdz60_reg reg, u8 val)
 | |
| {
 | |
| 	i2c_write(CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR, reg, 1, &val, 1);
 | |
| }
 |