diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-sibyte.c')
-rw-r--r-- | drivers/i2c/busses/i2c-sibyte.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-sibyte.c b/drivers/i2c/busses/i2c-sibyte.c new file mode 100644 index 00000000000..e5dd90bdb04 --- /dev/null +++ b/drivers/i2c/busses/i2c-sibyte.c @@ -0,0 +1,71 @@ +/* + * Copyright (C) 2004 Steven J. Hill + * Copyright (C) 2001,2002,2003 Broadcom Corporation + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <linux/config.h> +#include <linux/module.h> +#include <linux/i2c-algo-sibyte.h> +#include <asm/sibyte/sb1250_regs.h> +#include <asm/sibyte/sb1250_smbus.h> + +static struct i2c_algo_sibyte_data sibyte_board_data[2] = { + { NULL, 0, (void *) (KSEG1+A_SMB_BASE(0)) }, + { NULL, 1, (void *) (KSEG1+A_SMB_BASE(1)) } +}; + +static struct i2c_adapter sibyte_board_adapter[2] = { + { + .owner = THIS_MODULE, + .id = I2C_HW_SIBYTE, + .class = I2C_CLASS_HWMON, + .algo = NULL, + .algo_data = &sibyte_board_data[0], + .name = "SiByte SMBus 0", + }, + { + .owner = THIS_MODULE, + .id = I2C_HW_SIBYTE, + .class = I2C_CLASS_HWMON, + .algo = NULL, + .algo_data = &sibyte_board_data[1], + .name = "SiByte SMBus 1", + }, +}; + +static int __init i2c_sibyte_init(void) +{ + printk("i2c-swarm.o: i2c SMBus adapter module for SiByte board\n"); + if (i2c_sibyte_add_bus(&sibyte_board_adapter[0], K_SMB_FREQ_100KHZ) < 0) + return -ENODEV; + if (i2c_sibyte_add_bus(&sibyte_board_adapter[1], K_SMB_FREQ_400KHZ) < 0) + return -ENODEV; + return 0; +} + +static void __exit i2c_sibyte_exit(void) +{ + i2c_sibyte_del_bus(&sibyte_board_adapter[0]); + i2c_sibyte_del_bus(&sibyte_board_adapter[1]); +} + +module_init(i2c_sibyte_init); +module_exit(i2c_sibyte_exit); + +MODULE_AUTHOR("Kip Walker <kwalker@broadcom.com>, Steven J. Hill <sjhill@realitydiluted.com>"); +MODULE_DESCRIPTION("SMBus adapter routines for SiByte boards"); +MODULE_LICENSE("GPL"); |