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Stefano Babic63795132011-01-19 22:46:29 +00001/*
2 * (C) Copyright 2010 Stefano Babic <sbabic@denx.de>
3 *
Wolfgang Denkd79de1d2013-07-08 09:37:19 +02004 * SPDX-License-Identifier: GPL-2.0+
Stefano Babic63795132011-01-19 22:46:29 +00005 */
6
7
8#include <config.h>
9#include <common.h>
10#include <asm/errno.h>
11#include <linux/types.h>
12#include <i2c.h>
13#include <mc9sdz60.h>
14
15#ifndef CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR
16#error "You have to configure I2C address for MC9SDZ60"
17#endif
18
19
20u8 mc9sdz60_reg_read(enum mc9sdz60_reg reg)
21{
22 u8 val;
23
24 if (i2c_read(CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR, reg, 1, &val, 1)) {
25 puts("Error reading MC9SDZ60 register\n");
26 return -1;
27 }
28
29 return val;
30}
31
32void mc9sdz60_reg_write(enum mc9sdz60_reg reg, u8 val)
33{
34 i2c_write(CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR, reg, 1, &val, 1);
35}