| /* |
| * (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); |
| |
| } |