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path: root/src/superio/fintek/f71889/superio.c
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/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2010 Alec Ari <neotheuser@ymail.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
 */

#include <arch/io.h>
#include <device/device.h>
#include <device/pnp.h>
#include <console/console.h>
#include <stdlib.h>
#include <uart8250.h>
#include "chip.h"
#include "f71889.h"

static void pnp_enter_conf_state(device_t dev)
{
	outb(0x87, dev->path.pnp.port);
	outb(0x87, dev->path.pnp.port);
}

static void pnp_exit_conf_state(device_t dev)
{
	outb(0xaa, dev->path.pnp.port);
}

static void f71889_init(device_t dev)
{
	struct superio_fintek_f71889_config *conf = dev->chip_info;

	if (!dev->enabled)
		return;

	switch (dev->path.pnp.device) {
	/* TODO: Might potentially need code for HWM or FDC etc. */
	case F71889_KBC:
		pc_keyboard_init(&conf->keyboard);
		break;
	}
}

static const struct pnp_mode_ops pnp_conf_mode_ops = {
	.enter_conf_mode  = pnp_enter_conf_state,
	.exit_conf_mode   = pnp_exit_conf_state,
};

static struct device_operations ops = {
	.read_resources   = pnp_read_resources,
	.set_resources    = pnp_set_resources,
	.enable_resources = pnp_enable_resources,
	.enable           = pnp_alt_enable,
	.init             = f71889_init,
	.ops_pnp_mode     = &pnp_conf_mode_ops,
};

static struct pnp_info pnp_dev_info[] = {
	/* TODO: Some of the 0x07f8 etc. values may not be correct. */
	{ &ops, F71889_FDC,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x07f8, 0}, },
	{ &ops, F71889_SP1,  PNP_IO0 | PNP_IRQ0, {0x07f8, 0}, },
	{ &ops, F71889_SP2,  PNP_IO0 | PNP_IRQ0, {0x07f8, 0}, },
	{ &ops, F71889_PP,   PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x07f8, 0}, },
	{ &ops, F71889_HWM,  PNP_IO0 | PNP_IRQ0, {0x0ff8, 0}, },
	{ &ops, F71889_KBC,  PNP_IO0 | PNP_IRQ0 | PNP_IRQ1, {0x07ff, 0}, },
	{ &ops, F71889_GPIO, },
	{ &ops, F71889_VID,  PNP_IO0 | PNP_IRQ0, {0x07f8, 0}, },
	{ &ops, F71889_SPI, },
	{ &ops, F71889_PME, },
	{ &ops, F71889_VREF, },
};

static void enable_dev(device_t dev)
{
	pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
}

struct chip_operations superio_fintek_f71889_ops = {
	CHIP_NAME("Fintek F71889 Super I/O")
	.enable_dev = enable_dev
};