| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2014 Felix Held <felix-coreboot@felixheld.de> |
| * Copyright (C) 2014 Edward O'Callaghan <eocallaghan@alterapraxis.com> |
| * Copyright (C) 2015 - 2016 Raptor Engineering |
| * |
| * 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; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * 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 <console/console.h> |
| #include <arch/io.h> |
| #include <device/device.h> |
| #include <device/pnp.h> |
| #include <pc80/keyboard.h> |
| #include <pc80/mc146818rtc.h> |
| #include <stdlib.h> |
| #include <arch/acpi.h> |
| #include <superio/conf_mode.h> |
| |
| #include "w83667hg-a.h" |
| |
| #define MAINBOARD_POWER_OFF 0 |
| #define MAINBOARD_POWER_ON 1 |
| |
| #ifndef CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL |
| #define CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL MAINBOARD_POWER_ON |
| #endif |
| |
| static void w83667hg_a_init(struct device *dev) |
| { |
| uint8_t byte; |
| uint8_t power_status; |
| uint8_t mouse_detected; |
| |
| if (!dev->enabled) |
| return; |
| |
| switch(dev->path.pnp.device) { |
| /* TODO: Might potentially need code for HWM or FDC etc. */ |
| case W83667HG_A_KBC: |
| /* Enable mouse controller */ |
| pnp_enter_conf_mode_8787(dev); |
| byte = pnp_read_config(dev, 0x2a); |
| byte &= ~(0x1 << 1); |
| pnp_write_config(dev, 0x2a, byte); |
| pnp_exit_conf_mode_aa(dev); |
| |
| mouse_detected = pc_keyboard_init(PROBE_AUX_DEVICE); |
| |
| if (!mouse_detected && !acpi_is_wakeup_s3()) { |
| printk(BIOS_INFO, "%s: Disable mouse controller.", |
| __func__); |
| pnp_enter_conf_mode_8787(dev); |
| byte = pnp_read_config(dev, 0x2a); |
| byte |= 0x1 << 1; |
| pnp_write_config(dev, 0x2a, byte); |
| pnp_exit_conf_mode_aa(dev); |
| } |
| break; |
| case W83667HG_A_ACPI: |
| /* Set power state after power fail */ |
| power_status = CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL; |
| get_option(&power_status, "power_on_after_fail"); |
| pnp_enter_conf_mode_8787(dev); |
| pnp_set_logical_device(dev); |
| byte = pnp_read_config(dev, 0xe4); |
| byte &= ~0x60; |
| if (power_status == 1) |
| byte |= (0x1 << 5); /* Force power on */ |
| else if (power_status == 2) |
| byte |= (0x2 << 5); /* Use last power state */ |
| pnp_write_config(dev, 0xe4, byte); |
| pnp_exit_conf_mode_aa(dev); |
| printk(BIOS_INFO, "set power %s after power fail\n", power_status ? "on" : "off"); |
| break; |
| } |
| } |
| |
| static struct device_operations ops = { |
| .read_resources = pnp_read_resources, |
| .set_resources = pnp_set_resources, |
| .enable_resources = pnp_enable_resources, |
| .enable = pnp_alt_enable, |
| .init = w83667hg_a_init, |
| .ops_pnp_mode = &pnp_conf_mode_8787_aa, |
| }; |
| |
| static struct pnp_info pnp_dev_info[] = { |
| { NULL, W83667HG_A_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, 0x0ff8, }, |
| { NULL, W83667HG_A_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, 0x0ff8, }, |
| { NULL, W83667HG_A_SP1, PNP_IO0 | PNP_IRQ0, 0x0ff8, }, |
| { NULL, W83667HG_A_SP2, PNP_IO0 | PNP_IRQ0, 0x0ff8, }, |
| { NULL, W83667HG_A_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, |
| 0x0fff, 0x0fff, }, |
| { NULL, W83667HG_A_SPI1, PNP_IO1, 0, 0x0ff8}, |
| { NULL, W83667HG_A_WDT1}, |
| { NULL, W83667HG_A_ACPI}, |
| { NULL, W83667HG_A_HWM_TSI, PNP_IO0 | PNP_IRQ0, 0x0ffe, }, |
| { NULL, W83667HG_A_PECI}, |
| { NULL, W83667HG_A_VID_BUSSEL}, |
| { NULL, W83667HG_A_GPIO_PP_OD}, |
| { NULL, W83667HG_A_GPIO1}, |
| { NULL, W83667HG_A_GPIO2}, |
| { NULL, W83667HG_A_GPIO3}, |
| { NULL, W83667HG_A_GPIO4}, |
| { NULL, W83667HG_A_GPIO5}, |
| { NULL, W83667HG_A_GPIO6}, |
| { NULL, W83667HG_A_GPIO7}, |
| { NULL, W83667HG_A_GPIO8}, |
| { NULL, W83667HG_A_GPIO9}, |
| }; |
| |
| static void enable_dev(struct device *dev) |
| { |
| pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info); |
| } |
| |
| struct chip_operations superio_winbond_w83667hg_a_ops = { |
| CHIP_NAME("WINBOND W83667HG-A Super I/O") |
| .enable_dev = enable_dev, |
| }; |