xref: /aosp_15_r20/external/coreboot/src/drivers/smbus/i2c_smbus_console.c (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c) 
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <console/i2c_smbus.h>
4 #include <device/smbus_host.h>
5 #include <southbridge/intel/bd82x6x/pch.h>
6 #include "sc16is7xx_init.h"
7 
i2c_smbus_console_init(void)8 void i2c_smbus_console_init(void)
9 {
10 	if (CONFIG(SC16IS7XX_INIT))
11 		sc16is7xx_init();
12 }
13 
i2c_smbus_console_tx_byte(unsigned char c)14 void i2c_smbus_console_tx_byte(unsigned char c)
15 {
16 	if (CONFIG(CONSOLE_I2C_SMBUS_HAVE_DATA_REGISTER)) {
17 		do_smbus_write_byte(CONFIG_FIXED_SMBUS_IO_BASE,
18 			CONFIG_CONSOLE_I2C_SMBUS_SLAVE_ADDRESS,
19 			CONFIG_CONSOLE_I2C_SMBUS_SLAVE_DATA_REGISTER, c);
20 	} else {
21 		do_smbus_send_byte(CONFIG_FIXED_SMBUS_IO_BASE,
22 			CONFIG_CONSOLE_I2C_SMBUS_SLAVE_ADDRESS, c);
23 	}
24 }
25