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/* Copyright 2000 AG Electronics Ltd. */
/* Copyright 2003-2004 Linux Networx */
/* Copyright 2004 Tyan
By LYH change from PC87360 */
/* This code is distributed without warranty under the GPL v2 (see COPYING) */
/* 2006-4-24
* Adapted for the w83977 by rsmith <smithbone@gmail.com>
* This is mostly just a search and replace on the part type
* TODO: Actually see if all the sub functionis exist and are
* setup correctly.
*/
#include <arch/io.h>
#include <device/device.h>
#include <device/pnp.h>
#include <console/console.h>
#include <string.h>
#include <bitops.h>
#include <uart8250.h>
#include <pc80/keyboard.h>
#include "chip.h"
#include "w83977tf.h"
static void w83977tf_enter_ext_func_mode(device_t dev)
{
outb(0x87, dev->path.u.pnp.port);
outb(0x87, dev->path.u.pnp.port);
}
static void w83977tf_exit_ext_func_mode(device_t dev)
{
outb(0xaa, dev->path.u.pnp.port);
}
static void w83977tf_init(device_t dev)
{
struct superio_winbond_w83977tf_config *conf;
struct resource *res0, *res1;
/* Wishlist handle well known programming interfaces more
* generically.
*/
if (!dev->enabled) {
return;
}
conf = dev->chip_info;
switch(dev->path.u.pnp.device) {
case W83977TF_SP1:
res0 = find_resource(dev, PNP_IDX_IO0);
init_uart8250(res0->base, &conf->com1);
break;
case W83977TF_SP2:
res0 = find_resource(dev, PNP_IDX_IO0);
init_uart8250(res0->base, &conf->com2);
break;
case W83977TF_KBC:
res0 = find_resource(dev, PNP_IDX_IO0);
res1 = find_resource(dev, PNP_IDX_IO1);
init_pc_keyboard(res0->base, res1->base, &conf->keyboard);
break;
}
}
static void w83977tf_set_resources(device_t dev)
{
w83977tf_enter_ext_func_mode(dev);
pnp_set_resources(dev);
w83977tf_exit_ext_func_mode(dev);
}
static void w83977tf_enable_resources(device_t dev)
{
w83977tf_enter_ext_func_mode(dev);
pnp_enable_resources(dev);
w83977tf_exit_ext_func_mode(dev);
}
static void w83977tf_enable(device_t dev)
{
w83977tf_enter_ext_func_mode(dev);
pnp_enable(dev);
w83977tf_exit_ext_func_mode(dev);
}
static struct device_operations ops = {
.read_resources = pnp_read_resources,
.set_resources = w83977tf_set_resources,
.enable_resources = w83977tf_enable_resources,
.enable = w83977tf_enable,
.init = w83977tf_init,
};
static struct pnp_info pnp_dev_info[] = {
{ &ops, W83977TF_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
{ &ops, W83977TF_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
{ &ops, W83977TF_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
{ &ops, W83977TF_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
// No 4 { 0,},
{ &ops, W83977TF_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, },
{ &ops, W83977TF_CIR, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
{ &ops, W83977TF_GAME_MIDI_GPIO1, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7ff, 0 }, {0x7fe, 4} },
{ &ops, W83977TF_ACPI, PNP_IRQ0, },
};
static void enable_dev(device_t dev)
{
pnp_enable_devices(dev, &ops,
sizeof(pnp_dev_info)/sizeof(pnp_dev_info[0]), pnp_dev_info);
}
struct chip_operations superio_winbond_w83977tf_ops = {
CHIP_NAME("Winbond W83977TF Super I/O")
.enable_dev = enable_dev,
};
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