|  | /* | 
|  | * (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 "actux3_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: Release/Option 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_ENABLE(CONFIG_SYS_GPIO_LED5_GN); | 
|  | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_LED6_RT); | 
|  | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_LED6_GN); | 
|  |  | 
|  | 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); | 
|  |  | 
|  | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_LED5_GN); | 
|  | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_LED6_RT); | 
|  | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_LED6_GN); | 
|  |  | 
|  | /* | 
|  | * Setup GPIO's for Interrupt inputs | 
|  | */ | 
|  | GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_DBGINT); | 
|  | GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_ETHINT); | 
|  |  | 
|  | /* | 
|  | * Setup GPIO's 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); | 
|  |  | 
|  | /* we need a minimum PCI reset pulse width after enabling the clock */ | 
|  | udelay(533); | 
|  | GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_IORST); | 
|  | GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_ETHRST); | 
|  |  | 
|  | ACTUX3_LED1_RT(1); | 
|  | ACTUX3_LED1_GN(0); | 
|  | ACTUX3_LED2_RT(0); | 
|  | ACTUX3_LED2_GN(0); | 
|  | ACTUX3_LED3_RT(0); | 
|  | ACTUX3_LED3_GN(0); | 
|  | ACTUX3_LED4_GN(0); | 
|  | ACTUX3_LED5_RT(0); | 
|  |  | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Check Board Identity | 
|  | */ | 
|  | int checkboard(void) | 
|  | { | 
|  | char buf[64]; | 
|  | int i = getenv_f("serial#", buf, sizeof(buf)); | 
|  |  | 
|  | puts("Board: AcTux-3 rev."); | 
|  | putc(ACTUX3_BOARDREL + 'A' - 1); | 
|  |  | 
|  | if (i > 0) { | 
|  | puts (", serial# "); | 
|  | puts (buf); | 
|  | } | 
|  | putc('\n'); | 
|  |  | 
|  | 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 ACTUX3_BOARDREL; | 
|  | } | 
|  |  | 
|  | int dram_init(void) | 
|  | { | 
|  | gd->ram_size = get_ram_size(CONFIG_SYS_SDRAM_BASE, 128<<20); | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | void reset_phy(void) | 
|  | { | 
|  | int i; | 
|  |  | 
|  | /* initialize the PHY */ | 
|  | miiphy_reset("NPE0", CONFIG_PHY_ADDR); | 
|  |  | 
|  | /* all LED outputs = Link/Act */ | 
|  | miiphy_write("NPE0", CONFIG_PHY_ADDR, 0x16, 0x0AAA); | 
|  |  | 
|  | /* | 
|  | * The Marvell 88E6060 switch comes up with all ports disabled. | 
|  | * set all ethernet switch ports to forwarding state | 
|  | */ | 
|  | for (i = 1; i <= 5; i++) | 
|  | miiphy_write("NPE0", CONFIG_PHY_ADDR + 8 + i, 0x04, 0x03); | 
|  |  | 
|  | } |