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Various IT8712F fixes: 

- Add missing IT8712F_GPIO definition.
 - Add functions for entering and exiting MB PnP mode.
 - Add some more device init lines to pnp_dev_info[].

Signed-off-by: Philipp Degler <pdegler@rumms.uni-mannheim.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2695 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Philipp Degler 2007-05-24 18:44:50 +00:00 committed by Uwe Hermann
parent 5ecfa2963d
commit 4adc7421f5
2 changed files with 59 additions and 10 deletions
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1
src/superio/ite/it8712f/it8712f.h
View File

@ -28,6 +28,7 @@
#define IT8712F_EC 0x04 /* Environment controller */
#define IT8712F_KBCK 0x05 /* Keyboard */
#define IT8712F_KBCM 0x06 /* Mouse */
#define IT8712F_GPIO 0x07 /* GPIO */
#define IT8712F_MIDI 0x08 /* MIDI port */
#define IT8712F_GAME 0x09 /* GAME port */
#define IT8712F_IR 0x0a /* Consumer IR */

60
src/superio/ite/it8712f/superio.c
View File

@ -2,6 +2,7 @@
* This file is part of the LinuxBIOS project.
*
* Copyright (C) 2006 Uwe Hermann <uwe@hermann-uwe.de>
* Copyright (C) 2007 Philipp Degler <pdegler@rumms.uni-mannheim.de>
*
* 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
@ -22,10 +23,31 @@
#include <device/pnp.h>
#include <uart8250.h>
#include <pc80/keyboard.h>
#include <arch/io.h>
#include "chip.h"
#include "it8712f.h"
static void init(device_t dev)
/* Base address 0x2e: 0x87 0x01 0x55 0x55. */
/* Base address 0x4e: 0x87 0x01 0x55 0xaa. */
static void pnp_enter_ext_func_mode(device_t dev)
{
outb(0x87, dev->path.u.pnp.port);
outb(0x01, dev->path.u.pnp.port);
outb(0x55, dev->path.u.pnp.port);
if (dev->path.u.pnp.port == 0x4e) {
outb(0xaa, dev->path.u.pnp.port);
} else {
outb(0x55, dev->path.u.pnp.port);
}
}
static void pnp_exit_ext_func_mode(device_t dev)
{
pnp_write_config(dev, 0x02, 0x02);
}
static void it8712f_init(device_t dev)
{
struct superio_ite_it8712f_config *conf;
struct resource *res0, *res1;
@ -67,19 +89,45 @@ static void init(device_t dev)
}
}
static void it8712f_pnp_set_resources(device_t dev)
{
pnp_enter_ext_func_mode(dev);
pnp_set_resources(dev);
pnp_exit_ext_func_mode(dev);
}
static void it8712f_pnp_enable_resources(device_t dev)
{
pnp_enter_ext_func_mode(dev);
pnp_enable_resources(dev);
pnp_exit_ext_func_mode(dev);
}
static void it8712f_pnp_enable(device_t dev)
{
pnp_enter_ext_func_mode(dev);
pnp_set_logical_device(dev);
pnp_set_enable(dev, dev->enabled);
pnp_exit_ext_func_mode(dev);
}
static struct device_operations ops = {
.read_resources = pnp_read_resources,
.set_resources = pnp_set_resources,
.enable_resources = pnp_enable_resources,
.enable = pnp_enable,
.init = init,
.set_resources = it8712f_pnp_set_resources,
.enable_resources = it8712f_pnp_enable_resources,
.enable = it8712f_pnp_enable,
.init = it8712f_init,
};
/* TODO: FDC, PP, EC, KBCM, MIDI, GAME, IR. */
/* TODO: FDC, MIDI, GAME, IR. */
static struct pnp_info pnp_dev_info[] = {
{&ops, IT8712F_SP1, PNP_IO0 | PNP_IRQ0, {0x7f8, 0}, },
{&ops, IT8712F_SP2, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, {0x7f8, 0}, },
{&ops, IT8712F_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x07f8, 0},},
{&ops, IT8712F_EC, PNP_IO0 | PNP_IO1 | PNP_IRQ0, {0x7f8, 0}, {0x7f8, 0x4},},
{&ops, IT8712F_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, {0x7f8, 0}, {0x7f8, 0x4}, },
{&ops, IT8712F_KBCM, PNP_IRQ0, },
{&ops, IT8712F_GPIO, },
};
static void enable_dev(struct device *dev)