diff options
Diffstat (limited to 'src/superio/ite/it8728f/early_serial.h')
| -rw-r--r-- | src/superio/ite/it8728f/early_serial.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/superio/ite/it8728f/early_serial.h b/src/superio/ite/it8728f/early_serial.h new file mode 100644 index 0000000000..a146f4c7a6 --- /dev/null +++ b/src/superio/ite/it8728f/early_serial.h @@ -0,0 +1,40 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Damien Zammit <damien@zamaudio.com> + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ +#ifndef SUPERIO_ITE_IT8728F_EARLY_SERIAL_H +#define SUPERIO_ITE_IT8728F_EARLY_SERIAL_H + +#include <stdint.h> +#include <arch/io.h> +#include <device/pnp_def.h> +#include "it8728f.h" + +/* + * Superio low level commands + * Pass dev = PNP_DEV(superiobase, LDN) + */ +void it8728f_reg_write(device_t dev, u8 index, u8 value); + +/* Select 24MHz CLKIN (48MHz default). */ +void it8728f_24mhz_clkin(device_t dev); + +/* Enable the serial port(s). */ +void it8728f_enable_serial(device_t dev, u16 iobase); + +#endif |