[U-Boot-Users] [PATCH 4/5]: add AcTux-3 board support
Michael Schwingen
michael at schwingen.org
Sat Jan 12 15:03:17 CET 2008
Signed-off-by: Michael Schwingen <michael at schwingen.org>
diff --git a/include/configs/actux3.h b/include/configs/actux3.h
new file mode 100644
index 0000000..9492f95
--- /dev/null
+++ b/include/configs/actux3.h
@@ -0,0 +1,216 @@
+/*
+ * (C) Copyright 2007
+ * Michael Schwingen, michael at schwingen.org
+ *
+ * Configuration settings for the AcTux-3 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 __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_IXP425 1 /* This is an IXP425 CPU */
+#define CONFIG_ACTUX3 1 /* on an AcTux-3 Board */
+
+#define CONFIG_DISPLAY_CPUINFO 1 /* display cpu info (and speed) */
+#define CONFIG_DISPLAY_BOARDINFO 1 /* display board info */
+
+#define CFG_IXP425_CONSOLE IXP425_UART2
+#define CONFIG_BAUDRATE 115200
+#define CONFIG_BOOTDELAY 3
+#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
+
+
+
+/***************************************************************
+ * U-boot generic defines start here.
+ ***************************************************************/
+#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
+
+/*
+ * Size of malloc() pool
+ */
+#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
+#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_ELF
+
+#define CONFIG_BOOTCOMMAND "run boot_flash"
+//#define CONFIG_BOOTARGS "root=/dev/mtdblock2 rootfstype=cramfs console=ttyS0,115200"
+#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS 1
+#define CONFIG_INITRD_TAG 1
+#define CONFIG_REVISION_TAG 1
+
+
+
+#if defined(CONFIG_CMD_KGDB)
+#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
+#endif
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP /* undef to save memory */
+#define CFG_PROMPT "=> " /* Monitor Command Prompt */
+#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+
+#define CFG_MEMTEST_START 0x00400000 /* memtest works on */
+#define CFG_MEMTEST_END 0x00800000 /* 4 ... 8 MB in DRAM */
+
+#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
+
+#define CFG_LOAD_ADDR 0x00010000 /* default load address */
+
+#define CFG_HZ 3333333 /* spec says 66.666 MHz, but it appears to be 33 */
+ /* valid baudrates */
+#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
+#define CONFIG_SERIAL_RTS_ACTIVE 1
+
+/*
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE (128*1024) /* regular stack */
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
+#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
+#endif
+
+/*
+ * Expansion bus settings
+ */
+#define CFG_EXP_CS0 0xbd113442
+
+/*
+ * SDRAM settings
+ */
+#define CONFIG_NR_DRAM_BANKS 1
+#define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */
+#define CFG_DRAM_BASE 0x00000000
+
+
+// 16MB SDRAM
+# define CFG_SDR_CONFIG 0x3A
+# define PHYS_SDRAM_1_SIZE 0x01000000 /* 16 MB */
+# define CFG_SDRAM_REFRESH_CNT 0x81a
+# define CFG_SDR_MODE_CONFIG 0x1
+# define CFG_DRAM_SIZE 0x01000000
+
+
+/*
+ * FLASH organization
+ */
+#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
+#define CFG_MAX_FLASH_SECT 140 /* max number of sectors on one chip */
+#define PHYS_FLASH_1 0x50000000 /* Flash Bank #1 */
+#define CFG_FLASH_BANKS_LIST { PHYS_FLASH_1 }
+
+#define CFG_FLASH_BASE PHYS_FLASH_1
+#define CFG_MONITOR_BASE PHYS_FLASH_1
+#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
+
+#define CFG_FLASH_CFI /* The flash is CFI compatible */
+#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */
+
+#define CFG_FLASH_CFI_WIDTH FLASH_CFI_16BIT /* no byte writes on IXP4xx */
+#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
+#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
+
+#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
+
+/*
+ * environment organization
+ */
+#define CFG_ENV_IS_IN_FLASH 1
+#define CFG_ENV_SIZE 0x2000 /* size of one complete sector */
+#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x4000)
+#define CFG_USE_PPCENV 1
+
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "mtd=IXP4XX-Flash.0:256k(uboot),64k(ucode),1152k(linux),-(root)\0" \
+ "kerneladdr=50050000\0" \
+ "rootaddr=50170000\0" \
+ "loadaddr=10000\0" \
+ "updateboot_ser=mw.b 10000 ff 40000; loady ${loadaddr}; run eraseboot writeboot\0" \
+ "updateboot_net=mw.b 10000 ff 40000; tftp ${loadaddr} u-boot.bin; run eraseboot writeboot\0" \
+ "eraseboot=protect off 50000000 50003fff; protect off 50006000 5003ffff; erase 50000000 50003fff; erase 50006000 5003ffff\0" \
+ "writeboot=cp.b 10000 50000000 4000; cp.b 16000 50006000 3a000\0" \
+ "eraseenv=protect off 50004000 50005fff; erase 50004000 50005fff\0" \
+ "updateroot=tftp ${loadaddr} ${rootfile};era ${rootaddr} +${filesize}; cp.b ${loadaddr} ${rootaddr} ${filesize}\0" \
+ "updatekern=tftp ${loadaddr} ${kernelfile};era ${kerneladdr} +${filesize}; cp.b ${loadaddr} ${kerneladdr} ${filesize}\0" \
+ "flashargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock3 rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
+ "netargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock3 rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
+ "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0" \
+ "addeth=setenv bootargs ${bootargs} ethaddr=${ethaddr}\0" \
+ "boot_flash=run flashargs addtty addeth; bootm ${kerneladdr}\0" \
+ "boot_net=run netargs addtty addeth; tftpboot ${loadaddr} ${kernelfile}; bootm\0" \
+
+
+/*
+ * Ethernet
+ */
+#define CONFIG_IXP4XX_NPE 1 /* include IXP4xx NPE support */
+#define CONFIG_IXP4XX_NPE_EXT_UCODE_BASE 0x50040000 /* use separate flash sector with ucode images */
+#define CONFIG_NET_MULTI 1
+#define CONFIG_PHY_ADDR 0x10 /* NPE0 PHY address */
+#define CONFIG_MII 1 /* MII PHY management */
+#define CFG_RX_ETH_BUFFER 16 /* Number of ethernet rx buffers & descriptors */
+#define CONFIG_RESET_PHY_R 1
+#define CONFIG_MII_ETHSWITCH 1 /* ethernet switch connected to MII port */
+
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_NET
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_PING
+#undef CONFIG_CMD_NFS /* NFS support */
+
+/*
+ * BOOTP options
+ */
+#define CONFIG_BOOTP_BOOTFILESIZE
+#define CONFIG_BOOTP_BOOTPATH
+#define CONFIG_BOOTP_GATEWAY
+#define CONFIG_BOOTP_HOSTNAME
+
+/*
+ * Cache Configuration
+ */
+#define CFG_CACHELINE_SIZE 32
+
+#endif /* __CONFIG_H */
diff --git a/board/actux3/actux3.c b/board/actux3/actux3.c
new file mode 100644
index 0000000..bc3a128
--- /dev/null
+++ b/board/actux3/actux3.c
@@ -0,0 +1,165 @@
+/*
+ * (C) Copyright 2007
+ * Michael Schwingen, michael at schwingen.org
+ *
+ * (C) Copyright 2006
+ * Stefan Roese, DENX Software Engineering, sr at denx.de.
+ *
+ * (C) Copyright 2002
+ * Kyle Harris, Nexus Technologies, Inc. kharris at nexus-tech.net
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger at sysgo.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 <common.h>
+#include <command.h>
+#include <malloc.h>
+#include <asm/arch/ixp425.h>
+
+#include <miiphy.h>
+
+#include "actux3_hw.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+int board_post_init (void)
+{
+ return (0);
+}
+
+int board_init (void)
+{
+ gd->bd->bi_arch_number = MACH_TYPE_ACTUX3;
+
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = 0x00000100;
+
+ GPIO_OUTPUT_ENABLE(CFG_GPIO_IORST);
+ GPIO_OUTPUT_ENABLE(CFG_GPIO_ETHRST);
+ GPIO_OUTPUT_ENABLE(CFG_GPIO_DSR);
+ GPIO_OUTPUT_ENABLE(CFG_GPIO_DCD);
+ GPIO_OUTPUT_ENABLE(CFG_GPIO_LED5_GN);
+ GPIO_OUTPUT_ENABLE(CFG_GPIO_LED6_RT);
+ GPIO_OUTPUT_ENABLE(CFG_GPIO_LED6_GN);
+
+ GPIO_OUTPUT_CLEAR (CFG_GPIO_IORST);
+ GPIO_OUTPUT_CLEAR (CFG_GPIO_ETHRST);
+
+ GPIO_OUTPUT_CLEAR (CFG_GPIO_DSR);
+ GPIO_OUTPUT_SET (CFG_GPIO_DCD);
+
+ GPIO_OUTPUT_CLEAR (CFG_GPIO_LED5_GN);
+ GPIO_OUTPUT_CLEAR (CFG_GPIO_LED6_RT);
+ GPIO_OUTPUT_CLEAR (CFG_GPIO_LED6_GN);
+
+ /*
+ * Setup GPIO's for Interrupt inputs
+ */
+ GPIO_OUTPUT_DISABLE(CFG_GPIO_DBGINT);
+ GPIO_OUTPUT_DISABLE(CFG_GPIO_ETHINT);
+
+ /*
+ * Setup GPIO's for 33MHz clock output
+ */
+ GPIO_OUTPUT_ENABLE(CFG_GPIO_PCI_CLK);
+ GPIO_OUTPUT_ENABLE(CFG_GPIO_EXTBUS_CLK);
+ *IXP425_GPIO_GPCLKR = 0x011001FF;
+
+ *IXP425_EXP_CS1 = 0x94d10013; // CS1: IPAC-X
+ *IXP425_EXP_CS5 = 0x9d520003; // CS5: Debug port
+ *IXP425_EXP_CS6 = 0x81860001; // CS6: HwRel
+ *IXP425_EXP_CS7 = 0x80900003; // CS7: LED
+
+ udelay (533);
+ GPIO_OUTPUT_SET(CFG_GPIO_IORST);
+ GPIO_OUTPUT_SET(CFG_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 revision;
+ char *s = getenv("serial#");
+
+ puts("Board: AcTux-3 rev.");
+ putc(ACTUX3_BOARDREL + 'A' - 1);
+
+ if (s != NULL) {
+ puts(", serial# ");
+ puts(s);
+ }
+ 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->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+
+ 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);
+
+ /* set all ethernet switch ports to forwarding state */
+ for (i=1; i <=5; i++)
+ miiphy_write("NPE0", CONFIG_PHY_ADDR+8+i, 0x04, 0x03);
+
+}
diff --git a/board/actux3/actux3_hw.h b/board/actux3/actux3_hw.h
new file mode 100644
index 0000000..00e0bad
--- /dev/null
+++ b/board/actux3/actux3_hw.h
@@ -0,0 +1,67 @@
+/*
+ * (C) Copyright 2007
+ * Michael Schwingen, michael at schwingen.org
+ *
+ * hardware register definitions for the AcTux-1 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 _ACTUX3_HW_H
+#define _ACTUX3_HW_H
+
+// 0 = LED off,1 = ON
+#define ACTUX3_LED1_RT(a) (*(volatile u8 *)(IXP425_EXP_BUS_CS7_BASE_PHYS + 0)) = (a)
+#define ACTUX3_LED1_GN(a) (*(volatile u8 *)(IXP425_EXP_BUS_CS7_BASE_PHYS + 1)) = (a)
+#define ACTUX3_LED2_RT(a) (*(volatile u8 *)(IXP425_EXP_BUS_CS7_BASE_PHYS + 2)) = (a)
+#define ACTUX3_LED2_GN(a) (*(volatile u8 *)(IXP425_EXP_BUS_CS7_BASE_PHYS + 3)) = (a)
+#define ACTUX3_LED3_RT(a) (*(volatile u8 *)(IXP425_EXP_BUS_CS7_BASE_PHYS + 4)) = (a)
+#define ACTUX3_LED3_GN(a) (*(volatile u8 *)(IXP425_EXP_BUS_CS7_BASE_PHYS + 5)) = (a)
+#define ACTUX3_LED4_GN(a) (*(volatile u8 *)(IXP425_EXP_BUS_CS7_BASE_PHYS + 6)) = ((a)^1)
+#define ACTUX3_LED5_RT(a) (*(volatile u8 *)(IXP425_EXP_BUS_CS7_BASE_PHYS + 7)) = (a)
+
+#define ACTUX3_DBG_PORT ((volatile u8 *)(IXP425_EXP_BUS_CS5_BASE_PHYS))
+#define ACTUX3_BOARDREL ((*(volatile u8 *)IXP425_EXP_BUS_CS6_BASE_PHYS) & 0x0F)
+#define ACTUX3_OPTION ((*(volatile u8 *)IXP425_EXP_BUS_CS6_BASE_PHYS) & 0xF0)
+
+
+/*
+ * GPIO settings
+ */
+#define CFG_GPIO_DBGINT 0
+#define CFG_GPIO_ETHINT 1
+#define CFG_GPIO_ETHRST 2 // Out
+#define CFG_GPIO_LED5_GN 3 // Out
+#define CFG_GPIO_LED6_RT 4 // Out
+#define CFG_GPIO_LED6_GN 5 // Out
+#define CFG_GPIO_DSR 6 // Out
+#define CFG_GPIO_DCD 7 // Out
+#define CFG_GPIO_DBGJUMPER 9
+#define CFG_GPIO_BUTTON1 10
+#define CFG_GPIO_DBGSENSE 11
+#define CFG_GPIO_DTR 12
+#define CFG_GPIO_IORST 13 // Out
+#define CFG_GPIO_PCI_CLK 14 // Out
+#define CFG_GPIO_EXTBUS_CLK 15 // Out
+
+
+
+
+#endif
+
diff --git a/board/actux3/config.mk b/board/actux3/config.mk
new file mode 100644
index 0000000..9a634cd
--- /dev/null
+++ b/board/actux3/config.mk
@@ -0,0 +1,4 @@
+TEXT_BASE = 0x00e00000
+
+# include NPE ethernet driver
+BOARDLIBS = cpu/ixp/npe/libnpe.a
diff --git a/board/actux3/u-boot.lds b/board/actux3/u-boot.lds
new file mode 100644
index 0000000..25eb7bf
--- /dev/null
+++ b/board/actux3/u-boot.lds
@@ -0,0 +1,70 @@
+/*
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd at 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)
+ /* WARNING - the following is hand-optimized to fit within
+ the sector before the environment sector. If it throws an
+ error during compilation remove an object here to get it
+ linked after the configuration sector. */
+ lib_generic/string.o (.text)
+ lib_generic/vsprintf.o (.text)
+ lib_arm/board.o (.text)
+ common/dlmalloc.o (.text)
+ drivers/mtd/cfi_flash.o (.text)
+ cpu/ixp/cpu.o (.text)
+
+ . = env_offset;
+ common/environment.o (.ppcenv)
+
+ *(.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 = .;
+}
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