u-boot/drivers/misc/mc9sdz60.c
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

35 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);
}