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01bb24b6 SB |
1 | /* |
2 | * (C) Copyright 2010 Stefano Babic <sbabic@denx.de> | |
3 | * | |
1a459660 | 4 | * SPDX-License-Identifier: GPL-2.0+ |
01bb24b6 SB |
5 | */ |
6 | ||
7 | ||
8 | #include <config.h> | |
9 | #include <common.h> | |
1221ce45 | 10 | #include <linux/errno.h> |
01bb24b6 SB |
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 | ||
20 | u8 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 | ||
32 | void mc9sdz60_reg_write(enum mc9sdz60_reg reg, u8 val) | |
33 | { | |
34 | i2c_write(CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR, reg, 1, &val, 1); | |
35 | } |