mirror of
https://github.com/fail0verflow/switch-coreboot.git
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338db28929
Signed-off-by: Ronald G. Minnich <rminnich@gmail.com> Acked-by: Ronald G. Minnich <rminnich@gmail.com> git-svn-id: svn://coreboot.org/repository/coreboot-v3@897 f3766cd6-281f-0410-b1cd-43a5c92072e9
145 lines
4.1 KiB
C
145 lines
4.1 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2006 Uwe Hermann <uwe@hermann-uwe.de>
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* Copyright (C) 2007 Philipp Degler <pdegler@rumms.uni-mannheim.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <io.h>
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#include <lib.h>
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#include <device/device.h>
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#include <device/pnp.h>
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#include <console.h>
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#include <string.h>
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#include <uart8250.h>
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#include <keyboard.h>
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#include <statictree.h>
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#include "it8712f.h"
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/* Base address 0x2e: 0x87 0x01 0x55 0x55. */
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/* Base address 0x4e: 0x87 0x01 0x55 0xaa. */
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static void pnp_enter_ext_func_mode(struct device * dev)
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{
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outb(0x87, dev->path.pnp.port);
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outb(0x01, dev->path.pnp.port);
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outb(0x55, dev->path.pnp.port);
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if (dev->path.pnp.port == 0x4e) {
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outb(0xaa, dev->path.pnp.port);
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} else {
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outb(0x55, dev->path.pnp.port);
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}
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}
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static void pnp_exit_ext_func_mode(struct device * dev)
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{
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pnp_write_config(dev, 0x02, 0x02);
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}
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static void it8712f_init(struct device * dev)
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{
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struct superio_ite_it8712f_dts_config *conf;
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struct resource *res0, *res1;
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if (!dev->enabled) {
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return;
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}
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conf = dev->device_configuration;
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switch (dev->path.pnp.device) {
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case IT8712F_FDC: /* TODO. */
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break;
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case IT8712F_SP1:
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res0 = find_resource(dev, PNP_IDX_IO0);
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#warning no init_uart8250 yet
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// init_uart8250(res0->base, &conf->com1);
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break;
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case IT8712F_SP2:
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res0 = find_resource(dev, PNP_IDX_IO0);
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// init_uart8250(res0->base, &conf->com2);
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break;
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case IT8712F_PP: /* TODO. */
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break;
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case IT8712F_EC: /* TODO. */
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break;
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case IT8712F_KBCK:
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res0 = find_resource(dev, PNP_IDX_IO0);
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res1 = find_resource(dev, PNP_IDX_IO1);
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#warning no set_kbc_ps2_mode yet
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// set_kbc_ps2_mode();
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// init_pc_keyboard(res0->base, res1->base, &conf->keyboard);
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break;
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case IT8712F_KBCM: /* TODO. */
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break;
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case IT8712F_MIDI: /* TODO. */
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break;
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case IT8712F_GAME: /* TODO. */
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break;
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case IT8712F_IR: /* TODO. */
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break;
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}
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}
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static void it8712f_pnp_set_resources(struct device * dev)
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{
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pnp_enter_ext_func_mode(dev);
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pnp_set_resources(dev);
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pnp_exit_ext_func_mode(dev);
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}
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static void it8712f_pnp_enable_resources(struct device * dev)
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{
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pnp_enter_ext_func_mode(dev);
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pnp_enable_resources(dev);
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pnp_exit_ext_func_mode(dev);
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}
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static void it8712f_pnp_enable(struct device * dev)
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{
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pnp_enter_ext_func_mode(dev);
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pnp_set_logical_device(dev);
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pnp_set_enable(dev, dev->enabled);
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pnp_exit_ext_func_mode(dev);
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}
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static void it8712f_setup_scan_bus(struct device *dev);
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struct device_operations it8712f_ops = {
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.phase2_setup_scan_bus = it8712f_setup_scan_bus,
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.phase4_read_resources = pnp_read_resources,
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.phase4_set_resources = it8712f_pnp_set_resources,
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.phase4_enable_disable = it8712f_pnp_enable_resources,
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.phase5_enable_resources = it8712f_pnp_enable,
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.phase6_init = it8712f_init,
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};
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/* TODO: FDC, MIDI, GAME, IR. */
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static struct pnp_info pnp_dev_info[] = {
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{&it8712f_ops, IT8712F_SP1, PNP_IO0 | PNP_IRQ0, {0x7f8, 0}, },
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{&it8712f_ops, IT8712F_SP2, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, {0x7f8, 0}, },
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{&it8712f_ops, IT8712F_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x07f8, 0},},
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{&it8712f_ops, IT8712F_EC, PNP_IO0 | PNP_IO1 | PNP_IRQ0, {0x7f8, 0}, {0x7f8, 0x4},},
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{&it8712f_ops, IT8712F_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, {0x7f8, 0}, {0x7f8, 0x4}, },
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{&it8712f_ops, IT8712F_KBCM, PNP_IRQ0, },
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{&it8712f_ops, IT8712F_GPIO, },
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};
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static void it8712f_setup_scan_bus(struct device *dev)
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{
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pnp_enable_devices(dev, &it8712f_ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
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}
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