| /* |
| * (C) Copyright 2007 |
| * Michael Schwingen, michael@schwingen.org |
| * |
| * (C) Copyright 2006 |
| * Stefan Roese, DENX Software Engineering, sr@denx.de. |
| * |
| * (C) Copyright 2002 |
| * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net |
| * |
| * (C) Copyright 2002 |
| * Sysgo Real-Time Solutions, GmbH <www.elinos.com> |
| * Marius Groeger <mgroeger@sysgo.de> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <command.h> |
| #include <malloc.h> |
| #include <asm/arch/ixp425.h> |
| #include <asm/io.h> |
| |
| #include <miiphy.h> |
| |
| #include "actux2_hw.h" |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| int board_early_init_f(void) |
| { |
| /* CS1: IPAC-X */ |
| writel(0x94d10013, IXP425_EXP_CS1); |
| /* CS5: Debug port */ |
| writel(0x9d520003, IXP425_EXP_CS5); |
| /* CS6: HW release register */ |
| writel(0x81860001, IXP425_EXP_CS6); |
| /* CS7: LEDs */ |
| writel(0x80900003, IXP425_EXP_CS7); |
| |
| return 0; |
| } |
| |
| int board_init(void) |
| { |
| /* adress of boot parameters */ |
| gd->bd->bi_boot_params = 0x00000100; |
| |
| GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_IORST); |
| GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_ETHRST); |
| GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_DSR); |
| GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_DCD); |
| |
| GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_IORST); |
| GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_ETHRST); |
| |
| GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_DSR); |
| GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_DCD); |
| |
| /* Setup GPIOs for Interrupt inputs */ |
| GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_DBGINT); |
| GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_ETHINT); |
| |
| /* Setup GPIOs for 33MHz clock output */ |
| GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_PCI_CLK); |
| GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_EXTBUS_CLK); |
| writel(0x011001FF, IXP425_GPIO_GPCLKR); |
| |
| udelay(533); |
| GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_IORST); |
| GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_ETHRST); |
| |
| ACTUX2_LED1(1); |
| ACTUX2_LED2(0); |
| ACTUX2_LED3(0); |
| ACTUX2_LED4(0); |
| |
| return 0; |
| } |
| |
| /* |
| * Check Board Identity |
| */ |
| int checkboard(void) |
| { |
| char buf[64]; |
| int i = getenv_f("serial#", buf, sizeof(buf)); |
| |
| puts("Board: AcTux-2 rev."); |
| putc(ACTUX2_BOARDREL + 'A' - 1); |
| |
| if (i > 0) { |
| puts(", serial# "); |
| puts(buf); |
| } |
| putc('\n'); |
| |
| return 0; |
| } |
| |
| int dram_init(void) |
| { |
| gd->ram_size = get_ram_size(CONFIG_SYS_SDRAM_BASE, 128<<20); |
| return 0; |
| } |
| |
| /************************************************************************* |
| * get_board_rev() - setup to pass kernel board revision information |
| * 0 = reserved |
| * 1 = Rev. A |
| * 2 = Rev. B |
| *************************************************************************/ |
| u32 get_board_rev(void) |
| { |
| return ACTUX2_BOARDREL; |
| } |
| |
| void reset_phy(void) |
| { |
| /* init IcPlus IP175C ethernet switch to native IP175C mode */ |
| miiphy_write("NPE0", 29, 31, 0x175C); |
| } |