| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2010 LiPPERT Embedded Computers GmbH |
| * |
| * 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. |
| */ |
| |
| /* Based on mainboard.c from the SpaceRunner-LX mainboard. */ |
| |
| #include <stdlib.h> |
| #include <stdint.h> |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <arch/io.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| |
| /* Bit0 turns off the Live LED, bit1 switches Com1 to RS485, bit2 same for Com2. */ |
| #if CONFIG_ONBOARD_UARTS_RS485 |
| #define SIO_GP1X_CONFIG 0x07 |
| #else |
| #define SIO_GP1X_CONFIG 0x01 |
| #endif |
| |
| /* Bit0 enables COM3's transceiver, bit1 disables the RS485 receiver (e.g. for IR). */ |
| #define SIO_GP2X_CONFIG 0x00 |
| |
| static const u16 ec_init_table[] = { /* hi=data, lo=index */ |
| 0x1900, /* Enable monitoring */ |
| 0x3050, /* VIN4,5 enabled */ |
| 0x0351, /* TMPIN1,2 diode mode, TMPIN3 off */ |
| 0x805C, /* Unlock zero adjust */ |
| 0x7056, 0x3C57, /* Zero adjust TMPIN1,2 */ |
| 0x005C, /* Lock zero adjust */ |
| 0xD014 /* Also set FAN_CTL polarity to Active High */ |
| }; |
| |
| static void init(struct device *dev) |
| { |
| unsigned int gpio_base, i; |
| printk(BIOS_DEBUG, "LiPPERT LiteRunner-LX ENTER %s\n", __func__); |
| |
| /* Init CS5536 GPIOs */ |
| gpio_base = pci_read_config32(dev_find_device(PCI_VENDOR_ID_AMD, |
| PCI_DEVICE_ID_AMD_CS5536_ISA, 0), PCI_BASE_ADDRESS_1) - 1; |
| |
| outl(0x00000040, gpio_base + 0x00); // GPIO6 value 1 - LAN_PD# |
| outl(0x00000040, gpio_base + 0x04); // GPIO6 output 1 - LAN_PD# |
| outl(0x04000000, gpio_base + 0x18); // GPIO10 pull up 0 - THRM_ALRM# |
| outl(0x00000400, gpio_base + 0x34); // GPIO10 in aux1 1 - THRM_ALRM# |
| outl(0x00000400, gpio_base + 0x20); // GPIO10 input 1 - THRM_ALRM# |
| outl(0x00000800, gpio_base + 0x94); // GPIO27 out aux2 1 - 32kHz |
| outl(0x00000800, gpio_base + 0x84); // GPIO27 output 1 - 32kHz |
| outl(0x08000000, gpio_base + 0x98); // GPIO27 pull up 0 - 32kHz |
| |
| /* Init Environment Controller. */ |
| for (i = 0; i < ARRAY_SIZE(ec_init_table); i++) { |
| u16 val = ec_init_table[i]; |
| outb((u8)val, 0x0295); |
| outb(val >> 8, 0x0296); |
| } |
| |
| /* bit2 = RS485_EN2, bit1 = RS485_EN1, bit0 = Live LED */ |
| outb(SIO_GP1X_CONFIG, 0x1220); /* Simple-I/O GP17-10 */ |
| /* bit1 = COM3_RX_EN, bit0 = COM3_TX_EN */ |
| outb(SIO_GP2X_CONFIG, 0x1221); /* Simple-I/O GP27-20 */ |
| |
| printk(BIOS_DEBUG, "LiPPERT LiteRunner-LX EXIT %s\n", __func__); |
| } |
| |
| static void mainboard_enable(struct device *dev) |
| { |
| dev->ops->init = init; |
| } |
| |
| struct chip_operations mainboard_ops = { |
| .enable_dev = mainboard_enable, |
| }; |