| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2012 The Chromium OS Authors. All rights reserved. |
| * |
| * 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. |
| */ |
| |
| #include <arch/acpi.h> |
| #include <types.h> |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <arch/io.h> |
| #include <ec/compal/ene932/ec.h> |
| #include "ec.h" |
| |
| |
| void parrot_ec_init(void) |
| { |
| printk(BIOS_DEBUG, "Parrot EC Init\n"); |
| |
| /* Clean up the buffers. We don't know the initial condition. */ |
| kbc_cleanup_buffers(); |
| |
| /* Report EC info */ |
| /* EC version: cmd 0x51 - returns three bytes */ |
| ec_kbc_write_cmd(0x51); |
| printk(BIOS_DEBUG," EC version %x.%x.%x\n", |
| ec_kbc_read_ob(), ec_kbc_read_ob(), ec_kbc_read_ob()); |
| |
| /* EC Project name: cmd 0x52, 0xA0 - returns five bytes */ |
| ec_kbc_write_cmd(0x52); |
| ec_kbc_write_ib(0xA0); |
| printk(BIOS_DEBUG," EC Project: %c%c%c%c%c\n", |
| ec_kbc_read_ob(),ec_kbc_read_ob(),ec_kbc_read_ob(), |
| ec_kbc_read_ob(), ec_kbc_read_ob()); |
| |
| /* Print the hardware revision */ |
| printk(BIOS_DEBUG," Parrot Revision %x\n", parrot_rev()); |
| |
| /* US Keyboard */ |
| ec_kbc_write_cmd(0x59); |
| ec_kbc_write_ib(0xE5); |
| |
| /* Enable IRQ1 */ |
| ec_kbc_write_cmd(0x59); |
| ec_kbc_write_ib(0xD1); |
| |
| /* TODO - Do device detection and device maintain state (nvs) */ |
| /* Enable Wireless and Bluetooth */ |
| ec_kbc_write_cmd(0x45); |
| ec_kbc_write_ib(0xAD); |
| |
| /* Set Wireless and Bluetooth Available */ |
| ec_kbc_write_cmd(0x45); |
| ec_kbc_write_ib(0xA8); |
| |
| /* Set Wireless and Bluetooth Enable */ |
| ec_kbc_write_cmd(0x45); |
| ec_kbc_write_ib(0xA2); |
| } |
| |
| |
| /* Parrot Hardware Revision */ |
| u8 parrot_rev(void) |
| { |
| ec_kbc_write_cmd(0x45); |
| ec_kbc_write_ib(0x40); |
| return ec_kbc_read_ob(); |
| } |