From 66a4344a4d910a11125df7768899ad529719855e Mon Sep 17 00:00:00 2001 From: Michael Schwingen Date: Wed, 16 Jan 2008 19:53:23 +0100 Subject: add AcTux-4 board support Signed-off-by: Michael Schwingen --- board/actux4/Makefile | 50 ++++++++++++++++++ board/actux4/actux4.c | 132 +++++++++++++++++++++++++++++++++++++++++++++++ board/actux4/actux4_hw.h | 49 ++++++++++++++++++ board/actux4/config.mk | 4 ++ board/actux4/u-boot.lds | 65 +++++++++++++++++++++++ 5 files changed, 300 insertions(+) create mode 100644 board/actux4/Makefile create mode 100644 board/actux4/actux4.c create mode 100644 board/actux4/actux4_hw.h create mode 100644 board/actux4/config.mk create mode 100644 board/actux4/u-boot.lds (limited to 'board/actux4') diff --git a/board/actux4/Makefile b/board/actux4/Makefile new file mode 100644 index 0000000..845af93 --- /dev/null +++ b/board/actux4/Makefile @@ -0,0 +1,50 @@ +# +# (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).a + +COBJS := actux4.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# 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..84037fa --- /dev/null +++ b/board/actux4/actux4.c @@ -0,0 +1,132 @@ +/* + * (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 "actux4_hw.h" + +DECLARE_GLOBAL_DATA_PTR; + +int board_init (void) +{ + gd->bd->bi_arch_number = MACH_TYPE_ACTUX4; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0x00000100; + + GPIO_OUTPUT_CLEAR (CFG_GPIO_nPWRON); + GPIO_OUTPUT_ENABLE (CFG_GPIO_nPWRON); + + GPIO_OUTPUT_CLEAR (CFG_GPIO_IORST); + GPIO_OUTPUT_ENABLE (CFG_GPIO_IORST); + + /* led not populated on board*/ + GPIO_OUTPUT_ENABLE (CFG_GPIO_LED3); + GPIO_OUTPUT_SET (CFG_GPIO_LED3); + + /* middle LED */ + GPIO_OUTPUT_ENABLE (CFG_GPIO_LED2); + GPIO_OUTPUT_SET (CFG_GPIO_LED2); + + /* right LED */ + /* weak pulldown = LED weak on */ + GPIO_OUTPUT_DISABLE (CFG_GPIO_LED1); + GPIO_OUTPUT_SET (CFG_GPIO_LED1); + + /* Setup GPIO's for Interrupt inputs */ + GPIO_OUTPUT_DISABLE (CFG_GPIO_USBINTA); + GPIO_OUTPUT_DISABLE (CFG_GPIO_USBINTB); + GPIO_OUTPUT_DISABLE (CFG_GPIO_USBINTC); + GPIO_OUTPUT_DISABLE (CFG_GPIO_RTCINT); + GPIO_OUTPUT_DISABLE (CFG_GPIO_PCI_INTA); + GPIO_OUTPUT_DISABLE (CFG_GPIO_PCI_INTB); + + GPIO_INT_ACT_LOW_SET (CFG_GPIO_USBINTA); + GPIO_INT_ACT_LOW_SET (CFG_GPIO_USBINTB); + GPIO_INT_ACT_LOW_SET (CFG_GPIO_USBINTC); + GPIO_INT_ACT_LOW_SET (CFG_GPIO_RTCINT); + GPIO_INT_ACT_LOW_SET (CFG_GPIO_PCI_INTA); + GPIO_INT_ACT_LOW_SET (CFG_GPIO_PCI_INTB); + + /* Setup GPIO's for 33MHz clock output */ + *IXP425_GPIO_GPCLKR = 0x011001FF; + GPIO_OUTPUT_ENABLE (CFG_GPIO_EXTBUS_CLK); + GPIO_OUTPUT_ENABLE (CFG_GPIO_PCI_CLK); + + *IXP425_EXP_CS1 = 0xbd113c42; + + udelay (10000); + GPIO_OUTPUT_SET (CFG_GPIO_IORST); + udelay (10000); + GPIO_OUTPUT_CLEAR (CFG_GPIO_IORST); + udelay (10000); + GPIO_OUTPUT_SET (CFG_GPIO_IORST); + + return 0; +} + +/* Check Board Identity */ +int checkboard (void) +{ + puts ("Board: AcTux-4\n"); + return (0); +} + +int dram_init (void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; + + return (0); +} + +/* + * 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..8b3ecf3 --- /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 CFG_GPIO_USBINTA 0 +#define CFG_GPIO_USBINTB 1 +#define CFG_GPIO_USBINTC 2 +#define CFG_GPIO_nPWRON 3 /* Out */ +#define CFG_GPIO_I2C_SCL 4 +#define CFG_GPIO_I2C_SDA 5 +#define CFG_GPIO_PCI_INTB 6 +#define CFG_GPIO_BUTTON1 7 +#define CFG_GPIO_LED1 8 /* Out */ +#define CFG_GPIO_RTCINT 9 +#define CFG_GPIO_LED2 10 /* Out */ +#define CFG_GPIO_PCI_INTA 11 +#define CFG_GPIO_IORST 12 /* Out */ +#define CFG_GPIO_LED3 13 /* Out */ +#define CFG_GPIO_PCI_CLK 14 /* Out */ +#define CFG_GPIO_EXTBUS_CLK 15 /* Out */ + +#endif diff --git a/board/actux4/config.mk b/board/actux4/config.mk new file mode 100644 index 0000000..9a634cd --- /dev/null +++ b/board/actux4/config.mk @@ -0,0 +1,4 @@ +TEXT_BASE = 0x00e00000 + +# include NPE ethernet driver +BOARDLIBS = cpu/ixp/npe/libnpe.a diff --git a/board/actux4/u-boot.lds b/board/actux4/u-boot.lds new file mode 100644 index 0000000..c8784a0 --- /dev/null +++ b/board/actux4/u-boot.lds @@ -0,0 +1,65 @@ +/* + * (C) Copyright 2000 + * 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 + */ + +OUTPUT_FORMAT ("elf32-bigarm", "elf32-bigarm", "elf32-bigarm") +OUTPUT_ARCH (arm) +ENTRY (_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN (4); + .text : { + cpu/ixp/start.o(.text) + *(.text) + } + + . = ALIGN (4); + .rodata : { + *(.rodata) + } + + . = ALIGN (4); + .data : { + *(.data) + } + + . = ALIGN (4); + .got : { + *(.got) + } + + . =.; + __u_boot_cmd_start =.; + .u_boot_cmd : { + *(.u_boot_cmd) + } + __u_boot_cmd_end =.; + + . = ALIGN (4); + __bss_start =.; + .bss (NOLOAD): { + *(.bss) + } + _end =.; +} -- cgit v1.1