Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2007 |
| 3 | * Michael Schwingen, michael@schwingen.org |
| 4 | * |
| 5 | * (C) Copyright 2006 |
| 6 | * Stefan Roese, DENX Software Engineering, sr@denx.de. |
| 7 | * |
| 8 | * (C) Copyright 2002 |
| 9 | * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net |
| 10 | * |
| 11 | * (C) Copyright 2002 |
| 12 | * Sysgo Real-Time Solutions, GmbH <www.elinos.com> |
| 13 | * Marius Groeger <mgroeger@sysgo.de> |
| 14 | * |
Wolfgang Denk | 1a45966 | 2013-07-08 09:37:19 +0200 | [diff] [blame] | 15 | * SPDX-License-Identifier: GPL-2.0+ |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 16 | */ |
| 17 | |
| 18 | #include <common.h> |
| 19 | #include <command.h> |
| 20 | #include <malloc.h> |
| 21 | #include <asm/arch/ixp425.h> |
| 22 | #include <asm/io.h> |
| 23 | |
| 24 | #include <miiphy.h> |
| 25 | |
| 26 | #include "actux2_hw.h" |
| 27 | |
| 28 | DECLARE_GLOBAL_DATA_PTR; |
| 29 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 30 | int board_early_init_f(void) |
| 31 | { |
| 32 | /* CS1: IPAC-X */ |
| 33 | writel(0x94d10013, IXP425_EXP_CS1); |
| 34 | /* CS5: Debug port */ |
| 35 | writel(0x9d520003, IXP425_EXP_CS5); |
| 36 | /* CS6: HW release register */ |
| 37 | writel(0x81860001, IXP425_EXP_CS6); |
| 38 | /* CS7: LEDs */ |
| 39 | writel(0x80900003, IXP425_EXP_CS7); |
| 40 | |
| 41 | return 0; |
| 42 | } |
| 43 | |
| 44 | int board_init(void) |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 45 | { |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 46 | /* adress of boot parameters */ |
| 47 | gd->bd->bi_boot_params = 0x00000100; |
| 48 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 49 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_IORST); |
| 50 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_ETHRST); |
| 51 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_DSR); |
| 52 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_DCD); |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 53 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 54 | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_IORST); |
| 55 | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_ETHRST); |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 56 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 57 | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_DSR); |
| 58 | GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_DCD); |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 59 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 60 | /* Setup GPIOs for Interrupt inputs */ |
| 61 | GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_DBGINT); |
| 62 | GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_ETHINT); |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 63 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 64 | /* Setup GPIOs for 33MHz clock output */ |
| 65 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_PCI_CLK); |
| 66 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_EXTBUS_CLK); |
| 67 | writel(0x011001FF, IXP425_GPIO_GPCLKR); |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 68 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 69 | udelay(533); |
| 70 | GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_IORST); |
| 71 | GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_ETHRST); |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 72 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 73 | ACTUX2_LED1(1); |
| 74 | ACTUX2_LED2(0); |
| 75 | ACTUX2_LED3(0); |
| 76 | ACTUX2_LED4(0); |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 77 | |
| 78 | return 0; |
| 79 | } |
| 80 | |
| 81 | /* |
| 82 | * Check Board Identity |
| 83 | */ |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 84 | int checkboard(void) |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 85 | { |
Wolfgang Denk | f0c0b3a | 2011-05-04 10:32:28 +0000 | [diff] [blame] | 86 | char buf[64]; |
| 87 | int i = getenv_f("serial#", buf, sizeof(buf)); |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 88 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 89 | puts("Board: AcTux-2 rev."); |
| 90 | putc(ACTUX2_BOARDREL + 'A' - 1); |
Jean-Christophe PLAGNIOL-VILLARD | c9bcf75 | 2008-02-25 00:03:10 +0100 | [diff] [blame] | 91 | |
Wolfgang Denk | f0c0b3a | 2011-05-04 10:32:28 +0000 | [diff] [blame] | 92 | if (i > 0) { |
| 93 | puts(", serial# "); |
| 94 | puts(buf); |
Jean-Christophe PLAGNIOL-VILLARD | c9bcf75 | 2008-02-25 00:03:10 +0100 | [diff] [blame] | 95 | } |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 96 | putc('\n'); |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 97 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 98 | return 0; |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 99 | } |
| 100 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 101 | int dram_init(void) |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 102 | { |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 103 | gd->ram_size = get_ram_size(CONFIG_SYS_SDRAM_BASE, 128<<20); |
| 104 | return 0; |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 105 | } |
| 106 | |
| 107 | /************************************************************************* |
| 108 | * get_board_rev() - setup to pass kernel board revision information |
| 109 | * 0 = reserved |
| 110 | * 1 = Rev. A |
| 111 | * 2 = Rev. B |
| 112 | *************************************************************************/ |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 113 | u32 get_board_rev(void) |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 114 | { |
| 115 | return ACTUX2_BOARDREL; |
| 116 | } |
| 117 | |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 118 | void reset_phy(void) |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 119 | { |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 120 | /* init IcPlus IP175C ethernet switch to native IP175C mode */ |
Michael Schwingen | af05048 | 2011-05-23 00:00:05 +0200 | [diff] [blame] | 121 | miiphy_write("NPE0", 29, 31, 0x175C); |
Michael Schwingen | aebf00f | 2008-01-16 19:51:14 +0100 | [diff] [blame] | 122 | } |