| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2011 Sven Schnelle <svens@stackframe.org> |
| * |
| * 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; version 2 of the License. |
| * |
| * 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 <console/console.h> |
| #include <device/device.h> |
| #include <ec/acpi/ec.h> |
| #include <device/pnp.h> |
| #include <stdlib.h> |
| #include "h8.h" |
| #include "chip.h" |
| #include <pc80/mc146818rtc.h> |
| |
| static void h8_bluetooth_enable(int on) |
| { |
| if (on) |
| ec_set_bit(0x3a, 4); |
| else |
| ec_clr_bit(0x3a, 4); |
| } |
| |
| void h8_trackpoint_enable(int on) |
| { |
| ec_write(H8_TRACKPOINT_CTRL, |
| on ? H8_TRACKPOINT_ON : H8_TRACKPOINT_OFF); |
| |
| } |
| |
| void h8_wlan_enable(int on) |
| { |
| if (on) |
| ec_set_bit(0x3a, 5); |
| else |
| ec_clr_bit(0x3a, 5); |
| } |
| |
| static void h8_log_ec_version(void) |
| { |
| unsigned char ecfw[9], c; |
| u16 fwvh, fwvl; |
| int i; |
| |
| for(i = 0; i < 8; i++) { |
| c = ec_read(0xf0 + i); |
| if (c < 0x20 || c > 0x7f) |
| break; |
| ecfw[i] = c; |
| } |
| ecfw[i] = '\0'; |
| |
| fwvh = ec_read(0xe9); |
| fwvl = ec_read(0xe8); |
| |
| printk(BIOS_INFO, "EC Firmware ID %s, Version %d.%d%d%c\n", ecfw, |
| fwvh >> 4, fwvh & 0x0f, fwvl >> 4, 0x41 + (fwvl & 0xf)); |
| } |
| |
| void h8_set_audio_mute(int mute) |
| { |
| if (mute) |
| ec_set_bit(0x3a, 0); |
| else |
| ec_clr_bit(0x3a, 0); |
| } |
| |
| void h8_enable_event(int event) |
| { |
| if (event < 0 || event > 127) |
| return; |
| |
| ec_set_bit(0x10 + (event >> 3), event & 7); |
| } |
| |
| void h8_disable_event(int event) |
| { |
| if (event < 0 || event > 127) |
| return; |
| |
| ec_clr_bit(0x10 + (event >> 3), event & 7); |
| |
| } |
| |
| void h8_usb_power_enable(int onoff) |
| { |
| if (onoff) |
| ec_set_bit(0x3b, 4); |
| else |
| ec_clr_bit(0x3b, 4); |
| } |
| |
| int h8_ultrabay_device_present(void) |
| { |
| return ec_read(H8_STATUS1) & 0x5 ? 0 : 1; |
| } |
| |
| static void h8_enable(device_t dev) |
| { |
| struct ec_lenovo_h8_config *conf = dev->chip_info; |
| u8 val, tmp; |
| |
| h8_log_ec_version(); |
| |
| ec_write(H8_CONFIG0, conf->config0); |
| ec_write(H8_CONFIG1, conf->config1); |
| ec_write(H8_CONFIG2, conf->config2); |
| ec_write(H8_CONFIG3, conf->config3); |
| |
| ec_write(H8_SOUND_ENABLE0, conf->beepmask0); |
| ec_write(H8_SOUND_ENABLE1, conf->beepmask1); |
| ec_write(H8_SOUND_REPEAT, 0x00); |
| |
| ec_write(0x10, conf->event0_enable); |
| ec_write(0x11, conf->event1_enable); |
| ec_write(0x12, conf->event2_enable); |
| ec_write(0x13, conf->event3_enable); |
| ec_write(0x14, conf->event4_enable); |
| ec_write(0x15, conf->event5_enable); |
| ec_write(0x16, conf->event6_enable); |
| ec_write(0x17, conf->event7_enable); |
| ec_write(0x18, conf->event8_enable); |
| ec_write(0x19, conf->event9_enable); |
| ec_write(0x1a, conf->eventa_enable); |
| ec_write(0x1b, conf->eventb_enable); |
| ec_write(0x1c, conf->eventc_enable); |
| ec_write(0x1d, conf->eventd_enable); |
| ec_write(0x1e, conf->evente_enable); |
| ec_write(0x1f, conf->eventf_enable); |
| |
| ec_write(H8_FAN_CONTROL, H8_FAN_CONTROL_AUTO); |
| h8_wlan_enable(conf->wlan_enable); |
| h8_trackpoint_enable(conf->trackpoint_enable); |
| h8_usb_power_enable(1); |
| |
| if (!get_option(&val, "volume")) |
| ec_write(H8_VOLUME_CONTROL, val); |
| |
| |
| if (!get_option(&val, "bluetooth")) |
| h8_bluetooth_enable(val); |
| |
| if (!get_option(&val, "first_battery")) { |
| tmp = ec_read(H8_CONFIG3); |
| tmp &= ~(1 << 4); |
| tmp |= (val & 1)<< 4; |
| ec_write(H8_CONFIG3, tmp); |
| } |
| h8_set_audio_mute(0); |
| } |
| |
| struct chip_operations ec_lenovo_h8_ops = { |
| CHIP_NAME("Lenovo H8 EC") |
| .enable_dev = h8_enable |
| }; |