Jens Rottmann | c137385 | 2010-09-07 17:33:17 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright (C) 2010 LiPPERT Embedded Computers GmbH |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
Jens Rottmann | c137385 | 2010-09-07 17:33:17 +0000 | [diff] [blame] | 15 | */ |
| 16 | |
| 17 | /* Based on mainboard.c from the SpaceRunner-LX mainboard. */ |
| 18 | |
| 19 | #include <stdlib.h> |
| 20 | #include <stdint.h> |
| 21 | #include <console/console.h> |
| 22 | #include <device/device.h> |
| 23 | #include <arch/io.h> |
| 24 | #include <device/pci.h> |
| 25 | #include <device/pci_ids.h> |
Jens Rottmann | c137385 | 2010-09-07 17:33:17 +0000 | [diff] [blame] | 26 | |
| 27 | /* Bit0 turns off the Live LED, bit1 switches Com1 to RS485, bit2 same for Com2. */ |
| 28 | #if CONFIG_ONBOARD_UARTS_RS485 |
| 29 | #define SIO_GP1X_CONFIG 0x07 |
| 30 | #else |
| 31 | #define SIO_GP1X_CONFIG 0x01 |
| 32 | #endif |
| 33 | |
| 34 | /* Bit0 enables COM3's transceiver, bit1 disables the RS485 receiver (e.g. for IR). */ |
| 35 | #define SIO_GP2X_CONFIG 0x00 |
| 36 | |
| 37 | static const u16 ec_init_table[] = { /* hi=data, lo=index */ |
| 38 | 0x1900, /* Enable monitoring */ |
| 39 | 0x3050, /* VIN4,5 enabled */ |
| 40 | 0x0351, /* TMPIN1,2 diode mode, TMPIN3 off */ |
| 41 | 0x805C, /* Unlock zero adjust */ |
| 42 | 0x7056, 0x3C57, /* Zero adjust TMPIN1,2 */ |
| 43 | 0x005C, /* Lock zero adjust */ |
| 44 | 0xD014 /* Also set FAN_CTL polarity to Active High */ |
| 45 | }; |
| 46 | |
| 47 | static void init(struct device *dev) |
| 48 | { |
| 49 | unsigned int gpio_base, i; |
| 50 | printk(BIOS_DEBUG, "LiPPERT LiteRunner-LX ENTER %s\n", __func__); |
| 51 | |
| 52 | /* Init CS5536 GPIOs */ |
| 53 | gpio_base = pci_read_config32(dev_find_device(PCI_VENDOR_ID_AMD, |
| 54 | PCI_DEVICE_ID_AMD_CS5536_ISA, 0), PCI_BASE_ADDRESS_1) - 1; |
| 55 | |
| 56 | outl(0x00000040, gpio_base + 0x00); // GPIO6 value 1 - LAN_PD# |
| 57 | outl(0x00000040, gpio_base + 0x04); // GPIO6 output 1 - LAN_PD# |
| 58 | outl(0x04000000, gpio_base + 0x18); // GPIO10 pull up 0 - THRM_ALRM# |
| 59 | outl(0x00000400, gpio_base + 0x34); // GPIO10 in aux1 1 - THRM_ALRM# |
| 60 | outl(0x00000400, gpio_base + 0x20); // GPIO10 input 1 - THRM_ALRM# |
| 61 | outl(0x00000800, gpio_base + 0x94); // GPIO27 out aux2 1 - 32kHz |
| 62 | outl(0x00000800, gpio_base + 0x84); // GPIO27 output 1 - 32kHz |
| 63 | outl(0x08000000, gpio_base + 0x98); // GPIO27 pull up 0 - 32kHz |
| 64 | |
| 65 | /* Init Environment Controller. */ |
| 66 | for (i = 0; i < ARRAY_SIZE(ec_init_table); i++) { |
| 67 | u16 val = ec_init_table[i]; |
| 68 | outb((u8)val, 0x0295); |
| 69 | outb(val >> 8, 0x0296); |
| 70 | } |
| 71 | |
| 72 | /* bit2 = RS485_EN2, bit1 = RS485_EN1, bit0 = Live LED */ |
| 73 | outb(SIO_GP1X_CONFIG, 0x1220); /* Simple-I/O GP17-10 */ |
| 74 | /* bit1 = COM3_RX_EN, bit0 = COM3_TX_EN */ |
| 75 | outb(SIO_GP2X_CONFIG, 0x1221); /* Simple-I/O GP27-20 */ |
| 76 | |
| 77 | printk(BIOS_DEBUG, "LiPPERT LiteRunner-LX EXIT %s\n", __func__); |
| 78 | } |
| 79 | |
Paul Menzel | 528640d | 2013-02-23 21:31:23 +0100 | [diff] [blame] | 80 | static void mainboard_enable(struct device *dev) |
Jens Rottmann | c137385 | 2010-09-07 17:33:17 +0000 | [diff] [blame] | 81 | { |
| 82 | dev->ops->init = init; |
| 83 | } |
| 84 | |
| 85 | struct chip_operations mainboard_ops = { |
Paul Menzel | 528640d | 2013-02-23 21:31:23 +0100 | [diff] [blame] | 86 | .enable_dev = mainboard_enable, |
Jens Rottmann | c137385 | 2010-09-07 17:33:17 +0000 | [diff] [blame] | 87 | }; |