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Implement support for the Winbond W83627THG. 

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Ronald G. Minnich <rminnich@gmail.com>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3700 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer 2008-10-29 04:45:28 +00:00 committed by Stefan Reinauer
parent 532fd2dc3d
commit b70d1993a4
5 changed files with 155 additions and 0 deletions
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2
src/superio/winbond/w83627thg/Config.lb Normal file
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config chip.h
object superio.o

9
src/superio/winbond/w83627thg/chip.h Normal file
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#include <pc80/keyboard.h>
#include <uart8250.h>
extern struct chip_operations superio_winbond_w83627thg_ops;
struct superio_winbond_w83627thg_config {
struct uart8250 com1, com2;
struct pc_keyboard keyboard;
};

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src/superio/winbond/w83627thg/superio.c Normal file
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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) */
#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 "w83627thg.h"
static void w83627thg_enter_ext_func_mode(device_t dev)
{
outb(0x87, dev->path.u.pnp.port);
outb(0x87, dev->path.u.pnp.port);
}
static void w83627thg_exit_ext_func_mode(device_t dev)
{
outb(0xaa, dev->path.u.pnp.port);
}
static void w83627thg_init(device_t dev)
{
struct superio_winbond_w83627thg_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 W83627THG_SP1:
res0 = find_resource(dev, PNP_IDX_IO0);
init_uart8250(res0->base, &conf->com1);
break;
case W83627THG_SP2:
res0 = find_resource(dev, PNP_IDX_IO0);
init_uart8250(res0->base, &conf->com2);
break;
case W83627THG_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 w83627thg_set_resources(device_t dev)
{
w83627thg_enter_ext_func_mode(dev);
pnp_set_resources(dev);
w83627thg_exit_ext_func_mode(dev);
}
static void w83627thg_enable_resources(device_t dev)
{
w83627thg_enter_ext_func_mode(dev);
pnp_enable_resources(dev);
w83627thg_exit_ext_func_mode(dev);
}
static void w83627thg_enable(device_t dev)
{
w83627thg_enter_ext_func_mode(dev);
pnp_enable(dev);
w83627thg_exit_ext_func_mode(dev);
}
static struct device_operations ops = {
.read_resources = pnp_read_resources,
.set_resources = w83627thg_set_resources,
.enable_resources = w83627thg_enable_resources,
.enable = w83627thg_enable,
.init = w83627thg_init,
};
static struct pnp_info pnp_dev_info[] = {
{ &ops, W83627THG_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
{ &ops, W83627THG_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
{ &ops, W83627THG_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
{ &ops, W83627THG_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
// No 4 { 0,},
{ &ops, W83627THG_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, },
{ &ops, W83627THG_GAME_MIDI_GPIO1, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7ff, 0 }, {0x7fe, 4} },
{ &ops, W83627THG_GPIO2,},
{ &ops, W83627THG_GPIO3,},
{ &ops, W83627THG_ACPI, PNP_IRQ0, },
{ &ops, W83627THG_HWM, PNP_IO0 | PNP_IRQ0, { 0xff8, 0 } },
};
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_w83627thg_ops = {
CHIP_NAME("Winbond W83627THG Super I/O")
.enable_dev = enable_dev,
};

10
src/superio/winbond/w83627thg/w83627thg.h Normal file
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#define W83627THG_FDC 0 /* Floppy */
#define W83627THG_PP 1 /* Parallel Port */
#define W83627THG_SP1 2 /* Com1 */
#define W83627THG_SP2 3 /* Com2 */
#define W83627THG_KBC 5 /* Keyboard & Mouse */
#define W83627THG_GAME_MIDI_GPIO1 7
#define W83627THG_GPIO2 8
#define W83627THG_GPIO3 9
#define W83627THG_ACPI 10
#define W83627THG_HWM 11 /* Hardware Monitor */

25
src/superio/winbond/w83627thg/w83627thg_early_serial.c Normal file
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#include <arch/romcc_io.h>
#include "w83627thg.h"
static inline void pnp_enter_ext_func_mode(device_t dev)
{
unsigned int port = dev >> 8;
outb(0x87, port);
outb(0x87, port);
}
static void pnp_exit_ext_func_mode(device_t dev)
{
unsigned int port = dev >> 8;
outb(0xaa, port);
}
static void w83627thg_enable_serial(device_t dev, unsigned int iobase)
{
pnp_enter_ext_func_mode(dev);
pnp_set_logical_device(dev);
pnp_set_enable(dev, 0);
pnp_set_iobase(dev, PNP_IDX_IO0, iobase);
pnp_set_enable(dev, 1);
pnp_exit_ext_func_mode(dev);
}