2c9d2cf75c
Change-Id: Id88bb4367d6045f6fbf185f0562ac72c04ee5f84 Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com> Signed-off-by: Nico Huber <nico.h@gmx.de> Reviewed-on: http://review.coreboot.org/7146 Tested-by: build bot (Jenkins)
300 lines
6.3 KiB
C
300 lines
6.3 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2011 Sven Schnelle <svens@stackframe.org>
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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; version 2 of the License.
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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 <arch/io.h>
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#include <console/console.h>
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#include <device/device.h>
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#include <device/pnp.h>
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#include <ec/acpi/ec.h>
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#include <kconfig.h>
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#include <stdlib.h>
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#include <string.h>
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#include <smbios.h>
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#include <pc80/mc146818rtc.h>
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#include "h8.h"
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#include "chip.h"
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static void h8_bluetooth_enable(int on)
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{
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if (on)
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ec_set_bit(0x3a, 4);
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else
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ec_clr_bit(0x3a, 4);
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}
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void h8_trackpoint_enable(int on)
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{
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ec_write(H8_TRACKPOINT_CTRL,
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on ? H8_TRACKPOINT_ON : H8_TRACKPOINT_OFF);
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}
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/* Controls radio-off pin in WLAN MiniPCIe slot. */
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void h8_wlan_enable(int on)
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{
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if (on)
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ec_set_bit(0x3a, 5);
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else
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ec_clr_bit(0x3a, 5);
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}
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/* Controls radio-off pin in WWAN MiniPCIe slot. */
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static void h8_wwan_enable(int on)
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{
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if (on)
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ec_set_bit(0x3a, 6);
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else
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ec_clr_bit(0x3a, 6);
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}
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/* Controls radio-off pin in UWB MiniPCIe slot. */
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static void h8_uwb_enable(int on)
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{
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if (on)
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ec_set_bit(0x31, 2);
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else
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ec_clr_bit(0x31, 2);
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}
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static void h8_fn_ctrl_swap(int on)
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{
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if (on)
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ec_set_bit(0xce, 4);
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else
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ec_clr_bit(0xce, 4);
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}
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static void h8_sticky_fn(int on)
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{
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if (on)
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ec_set_bit(0x0, 3);
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else
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ec_clr_bit(0x0, 3);
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}
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static void h8_log_ec_version(void)
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{
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char ecfw[17];
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u8 len;
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u16 fwvh, fwvl;
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len = h8_build_id_and_function_spec_version(ecfw, sizeof ecfw - 1);
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ecfw[len] = 0;
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fwvh = ec_read(0xe9);
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fwvl = ec_read(0xe8);
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printk(BIOS_INFO, "EC Firmware ID %s, Version %d.%d%d%c\n", ecfw,
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fwvh >> 4, fwvh & 0x0f, fwvl >> 4, 0x41 + (fwvl & 0xf));
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}
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void h8_set_audio_mute(int mute)
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{
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if (mute)
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ec_set_bit(0x3a, 0);
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else
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ec_clr_bit(0x3a, 0);
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}
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void h8_enable_event(int event)
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{
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if (event < 0 || event > 127)
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return;
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ec_set_bit(0x10 + (event >> 3), event & 7);
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}
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void h8_disable_event(int event)
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{
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if (event < 0 || event > 127)
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return;
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ec_clr_bit(0x10 + (event >> 3), event & 7);
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}
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void h8_usb_power_enable(int onoff)
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{
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if (onoff)
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ec_set_bit(0x3b, 4);
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else
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ec_clr_bit(0x3b, 4);
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}
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int h8_ultrabay_device_present(void)
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{
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return ec_read(H8_STATUS1) & 0x5 ? 0 : 1;
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}
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u8 h8_build_id_and_function_spec_version(char *buf, u8 buf_len)
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{
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u8 i, c;
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char str[16 + 1]; /* 16 ASCII chars + \0 */
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/* Build ID */
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for (i = 0; i < 8; i++) {
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c = ec_read(0xf0 + i);
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if (c < 0x20 || c > 0x7f) {
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i = snprintf(str, sizeof (str), "*INVALID");
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break;
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}
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str[i] = c;
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}
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/* EC firmware function specification version */
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i += snprintf(str + i, sizeof (str) - i, "-%u.%u", ec_read(0xef), ec_read(0xeb));
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i = MIN(buf_len, i);
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memcpy(buf, str, i);
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return i;
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}
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static void h8_smbios_strings(struct device *dev, struct smbios_type11 *t)
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{
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char tpec[] = "IBM ThinkPad Embedded Controller -[ ]-";
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h8_build_id_and_function_spec_version(tpec + 35, 17);
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t->count = smbios_add_string(t->eos, tpec);
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}
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struct device_operations h8_dev_ops = {
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.get_smbios_strings = h8_smbios_strings
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};
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static void h8_enable(struct device *dev)
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{
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struct ec_lenovo_h8_config *conf = dev->chip_info;
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u8 val, tmp;
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u8 beepmask0, beepmask1, config1;
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dev->ops = &h8_dev_ops;
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h8_log_ec_version();
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ec_write(H8_CONFIG0, conf->config0);
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config1 = conf->config1;
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if (conf->has_keyboard_backlight) {
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if (get_option(&val, "backlight") != CB_SUCCESS)
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val = 0; /* Both backlights. */
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config1 = (config1 & 0xf3) | ((val & 0x3) << 2);
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}
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ec_write(H8_CONFIG1, config1);
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ec_write(H8_CONFIG2, conf->config2);
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ec_write(H8_CONFIG3, conf->config3);
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beepmask0 = conf->beepmask0;
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beepmask1 = conf->beepmask1;
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if (conf->has_power_management_beeps
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&& get_option(&val, "power_management_beeps") == CB_SUCCESS
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&& val == 0) {
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beepmask0 = 0x00;
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beepmask1 = 0x00;
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}
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if (conf->has_power_management_beeps) {
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if (get_option(&val, "low_battery_beep") != CB_SUCCESS)
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val = 1;
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if (val)
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beepmask0 |= 2;
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else
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beepmask0 &= ~2;
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}
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ec_write(H8_SOUND_ENABLE0, beepmask0);
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ec_write(H8_SOUND_ENABLE1, beepmask1);
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ec_write(H8_SOUND_REPEAT, 0x00);
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ec_write(0x10, conf->event0_enable);
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ec_write(0x11, conf->event1_enable);
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ec_write(0x12, conf->event2_enable);
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ec_write(0x13, conf->event3_enable);
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ec_write(0x14, conf->event4_enable);
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ec_write(0x15, conf->event5_enable);
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ec_write(0x16, conf->event6_enable);
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ec_write(0x17, conf->event7_enable);
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ec_write(0x18, conf->event8_enable);
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ec_write(0x19, conf->event9_enable);
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ec_write(0x1a, conf->eventa_enable);
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ec_write(0x1b, conf->eventb_enable);
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ec_write(0x1c, conf->eventc_enable);
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ec_write(0x1d, conf->eventd_enable);
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ec_write(0x1e, conf->evente_enable);
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ec_write(0x1f, conf->eventf_enable);
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ec_write(H8_FAN_CONTROL, H8_FAN_CONTROL_AUTO);
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if (get_option(&val, "wlan") != CB_SUCCESS)
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val = 1;
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h8_wlan_enable(val);
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h8_trackpoint_enable(1);
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h8_usb_power_enable(1);
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if (get_option(&val, "volume") == CB_SUCCESS)
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ec_write(H8_VOLUME_CONTROL, val);
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if (get_option(&val, "bluetooth") != CB_SUCCESS)
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val = 1;
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h8_bluetooth_enable(val);
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if (get_option(&val, "wwan") != CB_SUCCESS)
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val = 1;
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h8_wwan_enable(val);
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if (conf->has_uwb) {
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if (get_option(&val, "uwb") != CB_SUCCESS)
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val = 1;
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h8_uwb_enable(val);
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}
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if (get_option(&val, "fn_ctrl_swap") != CB_SUCCESS)
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val = 0;
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h8_fn_ctrl_swap(val);
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if (get_option(&val, "sticky_fn") != CB_SUCCESS)
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val = 0;
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h8_sticky_fn(val);
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if (get_option(&val, "first_battery") != CB_SUCCESS)
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val = 1;
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tmp = ec_read(H8_CONFIG3);
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tmp &= ~(1 << 4);
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tmp |= (val & 1) << 4;
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ec_write(H8_CONFIG3, tmp);
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h8_set_audio_mute(0);
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#if !IS_ENABLED(CONFIG_H8_DOCK_EARLY_INIT)
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h8_mainboard_init_dock ();
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#endif
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}
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struct chip_operations ec_lenovo_h8_ops = {
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CHIP_NAME("Lenovo H8 EC")
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.enable_dev = h8_enable,
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};
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