From 0223e595f4033e91e93403a7317bcc9e47676b8f Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Wed, 23 Aug 2017 15:54:21 -0500 Subject: Initial import of modified u-boot tree Original upstream URL: git://git.denx.de/u-boot.git Original upstream GIT hash: 62c175fbb8a0f9a926c88294ea9f7e88eb898f6c --- board/actux4/Makefile | 44 ++++++++++++++ board/actux4/actux4.c | 145 +++++++++++++++++++++++++++++++++++++++++++++++ board/actux4/actux4_hw.h | 49 ++++++++++++++++ 3 files changed, 238 insertions(+) create mode 100644 board/actux4/Makefile create mode 100644 board/actux4/actux4.c create mode 100644 board/actux4/actux4_hw.h (limited to 'board/actux4') diff --git a/board/actux4/Makefile b/board/actux4/Makefile new file mode 100644 index 0000000..4f33e27 --- /dev/null +++ b/board/actux4/Makefile @@ -0,0 +1,44 @@ +# +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS := actux4.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/actux4/actux4.c b/board/actux4/actux4.c new file mode 100644 index 0000000..6303c1e --- /dev/null +++ b/board/actux4/actux4.c @@ -0,0 +1,145 @@ +/* + * (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 + * Marius Groeger + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include +#include +#ifdef CONFIG_PCI +#include +#include +#endif + +#include "actux4_hw.h" + +DECLARE_GLOBAL_DATA_PTR; + +int board_early_init_f(void) +{ + writel(0xbd113c42, IXP425_EXP_CS1); + return 0; +} + +int board_init(void) +{ + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0x00000100; + + GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_nPWRON); + GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_nPWRON); + + GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_IORST); + GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_IORST); + + /* led not populated on board*/ + GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_LED3); + GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_LED3); + + /* middle LED */ + GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_LED2); + GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_LED2); + + /* right LED */ + /* weak pulldown = LED weak on */ + GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_LED1); + GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_LED1); + + /* Setup GPIO's for Interrupt inputs */ + GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_USBINTA); + GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_USBINTB); + GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_USBINTC); + GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_RTCINT); + GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_PCI_INTA); + GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_PCI_INTB); + + GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_USBINTA); + GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_USBINTB); + GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_USBINTC); + GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_RTCINT); + GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_PCI_INTA); + GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_PCI_INTB); + + /* Setup GPIO's for 33MHz clock output */ + writel(0x011001FF, IXP425_GPIO_GPCLKR); + GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_EXTBUS_CLK); + GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_PCI_CLK); + + udelay(10000); + GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_IORST); + udelay(10000); + GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_IORST); + udelay(10000); + GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_IORST); + + return 0; +} + +/* Check Board Identity */ +int checkboard(void) +{ + puts("Board: AcTux-4\n"); + return 0; +} + +int dram_init(void) +{ + gd->ram_size = get_ram_size(CONFIG_SYS_SDRAM_BASE, 128<<20); + return 0; +} + +#ifdef CONFIG_PCI +struct pci_controller hose; + +void pci_init_board(void) +{ + pci_ixp_init(&hose); +} +#endif + +/* + * Hardcoded flash setup: + * Flash 0 is a non-CFI SST 39VF020 flash, 8 bit flash / 8 bit bus. + * Flash 1 is an Intel *16 flash using the CFI driver. + */ +ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) +{ + if (banknum == 0) { /* non-CFI boot flash */ + info->portwidth = 1; + info->chipwidth = 1; + info->interface = FLASH_CFI_X8; + return 1; + } else + return 0; +} diff --git a/board/actux4/actux4_hw.h b/board/actux4/actux4_hw.h new file mode 100644 index 0000000..afd1c06 --- /dev/null +++ b/board/actux4/actux4_hw.h @@ -0,0 +1,49 @@ +/* + * (C) Copyright 2007 + * Michael Schwingen, michael@schwingen.org + * + * hardware register definitions for the AcTux-4 board. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _ACTUX4_HW_H +#define _ACTUX4_HW_H + +/* + * GPIO settings + */ +#define CONFIG_SYS_GPIO_USBINTA 0 +#define CONFIG_SYS_GPIO_USBINTB 1 +#define CONFIG_SYS_GPIO_USBINTC 2 +#define CONFIG_SYS_GPIO_nPWRON 3 /* Out */ +#define CONFIG_SYS_GPIO_I2C_SCL 4 +#define CONFIG_SYS_GPIO_I2C_SDA 5 +#define CONFIG_SYS_GPIO_PCI_INTB 6 +#define CONFIG_SYS_GPIO_BUTTON1 7 +#define CONFIG_SYS_GPIO_LED1 8 /* Out */ +#define CONFIG_SYS_GPIO_RTCINT 9 +#define CONFIG_SYS_GPIO_LED2 10 /* Out */ +#define CONFIG_SYS_GPIO_PCI_INTA 11 +#define CONFIG_SYS_GPIO_IORST 12 /* Out */ +#define CONFIG_SYS_GPIO_LED3 13 /* Out */ +#define CONFIG_SYS_GPIO_PCI_CLK 14 /* Out */ +#define CONFIG_SYS_GPIO_EXTBUS_CLK 15 /* Out */ + +#endif -- cgit v1.1