/* * 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 Timothy Pearson <tpearson@raptorengineeringinc.com>, 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 "nct5572d.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 nct5572d_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 NCT5572D_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()) { /* Disable 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); } break; case NCT5572D_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 = nct5572d_init, .ops_pnp_mode = &pnp_conf_mode_8787_aa, }; static struct pnp_info pnp_dev_info[] = { { &ops, NCT5572D_FDC}, /* no pins, removed from datasheet */ { &ops, NCT5572D_PP}, /* no pins, removed from datasheet */ { &ops, NCT5572D_SP1, PNP_IO0 | PNP_IRQ0, {0x0FF8, 0}, }, { &ops, NCT5572D_IR, PNP_IO0 | PNP_IRQ0, {0x0FF8, 0}, }, { &ops, NCT5572D_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, {0x0FFF, 0}, {0x0FFF, 4}, }, { &ops, NCT5572D_CIR, PNP_IO0 | PNP_IRQ0, {0x0FF8, 0}, }, { &ops, NCT5572D_WDT1}, { &ops, NCT5572D_ACPI}, { &ops, NCT5572D_HWM_TSI_FPLED, PNP_IO0 | PNP_IO1 | PNP_IRQ0, {0x0FFE, 0}, {0x0FFE, 4}, }, { &ops, NCT5572D_PECI}, { &ops, NCT5572D_SUSLED}, { &ops, NCT5572D_CIRWKUP, PNP_IO0 | PNP_IRQ0, {0x0FF8, 0}, }, { &ops, NCT5572D_GPIO_PP_OD}, { &ops, NCT5572D_GPIO2}, { &ops, NCT5572D_GPIO3}, { &ops, NCT5572D_GPIO4}, /* no pins, removed from datasheet */ { &ops, NCT5572D_GPIO5}, { &ops, NCT5572D_GPIO6}, { &ops, NCT5572D_GPIO7}, /* no pins, removed from datasheet */ { &ops, NCT5572D_GPIO8}, { &ops, NCT5572D_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_nuvoton_nct5572d_ops = { CHIP_NAME("NUVOTON NCT5572D Super I/O") .enable_dev = enable_dev, };