uboot-smdk2443.patch

Uboot常用的移植patches, 方便定制移植到s3c2440

Index: u-boot/Makefile
===================================================================
--- u-boot.orig/Makefile
+++ u-boot/Makefile
@@ -2362,6 +2362,9 @@
 smdk2440_config :	unconfig
 	@$(MKCONFIG) $(@:_config=) arm arm920t smdk2440 NULL s3c24x0
 
+smdk2443_config :	unconfig
+	@$(MKCONFIG) $(@:_config=) arm arm920t smdk2443 NULL s3c24x0
+
 SX1_config :		unconfig
 	@$(MKCONFIG) $(@:_config=) arm arm925t sx1
 
Index: u-boot/board/smdk2443/Makefile
===================================================================
--- /dev/null
+++ u-boot/board/smdk2443/Makefile
@@ -0,0 +1,67 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, [e-mail].
+#
+# 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	:= smdk2443.o flash.o udc.o
+SOBJS	:= lowlevel_init.o
+
+.PHONY:	all
+
+all:	$(LIB) lowlevel_foo.bin
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+lowlevel_foo.o:	lowlevel_foo.S
+	$(CC) -c -DTEXT_BASE=0x33F80000 -march=armv4 \
+	  -o lowlevel_foo.o lowlevel_foo.S
+
+lowlevel_foo:	lowlevel_foo.o lowlevel_init.o lowlevel_foo.lds
+	$(LD) -T ./lowlevel_foo.lds -Ttext 0x33f80000 -Bstatic \
+	  lowlevel_init.o lowlevel_foo.o -o lowlevel_foo
+
+lowlevel_foo.bin:	lowlevel_foo
+	$(CROSS_COMPILE)objcopy --gap-fill=0xff -O binary \
+	  lowlevel_foo lowlevel_foo.bin
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
Index: u-boot/board/smdk2443/smdk2443.c
===================================================================
--- /dev/null
+++ u-boot/board/smdk2443/smdk2443.c
@@ -0,0 +1,147 @@
+/*
+ * (C) Copyright 2006 OpenMoko, Inc.
+ * Author: Harald Welte <[e-mail]>
+ *
+ * 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 <s3c2440.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define FCLK_SPEED 1
+
+#if FCLK_SPEED==0		/* Fout = 203MHz, Fin = 12MHz for Audio */
+#define M_MDIV	0xC3
+#define M_PDIV	0x4
+#define M_SDIV	0x1
+#elif FCLK_SPEED==1		/* Fout = 399.65MHz */
+#define M_MDIV	0x6e
+#define M_PDIV	0x3
+#define M_SDIV	0x1
+#endif
+
+#define USB_CLOCK 1
+
+#if USB_CLOCK==0
+#define U_M_MDIV	0xA1
+#define U_M_PDIV	0x3
+#define U_M_SDIV	0x1
+#elif USB_CLOCK==1
+#define U_M_MDIV	0x3c
+#define U_M_PDIV	0x4
+#define U_M_SDIV	0x2
+#endif
+
+static inline void delay (unsigned long loops)
+{
+	__asm__ volatile ("1:\n"
+	  "subs %0, %1, #1\n"
+	  "bne 1b":"=r" (loops):"0" (loops));
+}
+
+/*
+ * Miscellaneous platform dependent initialisations
+ */
+
+int board_init (void)
+{
+	S3C24X0_CLOCK_POWER * const clk_power = S3C24X0_GetBase_CLOCK_POWER();
+	S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO();
+
+	/* to reduce PLL lock time, adjust the LOCKTIME register */
+	clk_power->LOCKTIME = 0xFFFFFF;
+
+	/* configure MPLL */
+	clk_power->MPLLCON = ((M_MDIV << 12) + (M_PDIV << 4) + M_SDIV);
+
+	/* some delay between MPLL and UPLL */
+	delay (4000);
+
+	/* configure UPLL */
+	clk_power->UPLLCON = ((U_M_MDIV << 12) + (U_M_PDIV << 4) + U_M_SDIV);
+
+	/* some delay between MPLL and UPLL */
+	delay (8000);
+
+	/* set up the I/O ports */
+	gpio->GPACON = 0x007FFFFF;
+	gpio->GPBCON = 0x00044555;
+	gpio->GPBUP = 0x000007FF;
+	gpio->GPCCON = 0xAAAAAAAA;
+	gpio->GPCUP = 0x0000FFFF;
+	gpio->GPDCON = 0xAAAAAAAA;
+	gpio->GPDUP = 0x0000FFFF;
+	gpio->GPECON = 0xAAAAAAAA;
+	gpio->GPEUP = 0x0000FFFF;
+	gpio->GPFCON = 0x000055AA;
+	gpio->GPFUP = 0x000000FF;
+	gpio->GPGCON = 0xFD95FFBA;
+	gpio->GPGUP = 0x0000FFFF;
+#ifdef CONFIG_SERIAL3
+	gpio->GPHCON = 0x002AAAAA;
+#else
+	gpio->GPHCON = 0x002AFAAA;
+#endif
+	gpio->GPHUP = 0x000007FF;
+
+#if 0
+	/* USB Device Part */
+	/*GPGCON is reset for USB Device */
+	gpio->GPGCON = (gpio->GPGCON & ~(3 << 24)) | (1 << 24); /* Output Mode */
+	gpio->GPGUP = gpio->GPGUP | ( 1 << 12);			/* Pull up disable */
+
+	gpio->GPGDAT |= ( 1 << 12) ;
+	gpio->GPGDAT &= ~( 1 << 12) ;
+	udelay(20000);
+	gpio->GPGDAT |= ( 1 << 12) ;
+#endif
+
+	/* arch number of SMDK2440-Board */
+	gd->bd->bi_arch_number = MACH_TYPE_S3C2440;
+
+	/* adress of boot parameters */
+	gd->bd->bi_boot_params = 0x30000100;
+
+	icache_enable();
+	dcache_enable();
+
+	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;
+}
+
+/* The sum of all part_size[]s must equal to the NAND size, i.e., 0x4000000.
+   "initrd" is sized such that it can hold two uncompressed 16 bit 640*480
+   images: 640*480*2*2 = 1228800 < 1245184. */
+
+unsigned int dynpart_size[] = {
+    CFG_UBOOT_SIZE, 0x20000, 0x200000, 0xa0000, 0x3d5c000-CFG_UBOOT_SIZE, 0 };
+
+char *dynpart_names[] = {
+    "u-boot", "u-boot_env", "kernel", "splash", "rootfs", NULL };
+
+
Index: u-boot/board/smdk2443/u-boot.lds
===================================================================
--- /dev/null
+++ u-boot/board/smdk2443/u-boot.lds
@@ -0,0 +1,58 @@
+/*
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <[e-mail]>
+ *
+ * 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-littlearm", "elf32-littlearm", "elf32-littlearm")
+/*OUTPUT_FORMAT("elf32-arm", "elf32-arm", "elf32-arm")*/
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+SECTIONS
+{
+	. = 0x00000000;
+
+	. = ALIGN(4);
+	.text      :
+	{
+	  cpu/arm920t/start.o	(.text)
+	  cpu/arm920t/s3c24x0/nand_read.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 = .;
+}
Index: u-boot/include/configs/smdk2443.h
===================================================================
--- /dev/null
+++ u-boot/include/configs/smdk2443.h
@@ -0,0 +1,290 @@
+/*
+ * (C) Copyright 2007 OpenMoko, Inc.
+ * Author: Harald Welte <[e-mail]>
+ *
+ * Configuation settings for the SAMSUNG SMDK2443 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
+
+#if 0
+/* If we want to start u-boot from usb bootloader in NOR flash */
+#define CONFIG_SKIP_RELOCATE_UBOOT	1
+#define	CONFIG_SKIP_LOWLEVEL_INIT	1
+#else
+/* If we want to start u-boot directly from within NAND flash */
+#define CONFIG_LL_INIT_NAND_ONLY
+#define CONFIG_S3C2410_NAND_BOOT	1
+#define CONFIG_S3C2410_NAND_SKIP_BAD	1
+#endif
+
+#define CFG_UBOOT_SIZE		0x40000 /* size of u-boot, for NAND loading */
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_ARM920T		1	/* This is an ARM920T Core	*/
+#define	CONFIG_S3C2440		1	/* in a SAMSUNG S3C2440 SoC     */
+#define CONFIG_SMDK2443		1	/* on a SAMSUNG SMDK2440 Board  */
+
+/* input clock of PLL */
+#define CONFIG_SYS_CLK_FREQ	16934400/* SMDK2440 has 16.9344MHz input clock */
+
+
+#define USE_920T_MMU		1
+#define CONFIG_USE_IRQ		1
+
+/*
+ * Size of malloc() pool
+ */
+#define CFG_MALLOC_LEN		(CFG_ENV_SIZE + 2048*1024)
+#define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */
+
+/*
+ * Hardware drivers
+ */
+#define CONFIG_DRIVER_CS8900	1	/* we have a CS8900 on-board */
+#define CS8900_BASE		0x19000300
+#define CS8900_BUS16		1 /* the Linux driver does accesses as shorts */
+
+/*
+ * select serial console configuration
+ */
+#define CONFIG_SERIAL1          1	/* we use SERIAL 1 on SMDK2440 */
+#define CONFIG_HWFLOW		1
+
+/************************************************************
+ * RTC
+ ************************************************************/
+#define	CONFIG_RTC_S3C24X0	1
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_BAUDRATE		115200
+
+/***********************************************************
+ * Command definition
+ ***********************************************************/
+#include <config_cmd_default.h>
+
+			/*CFG_CMD_BSP	 | */
+#define CONFIG_CMD_CACHE
+#define CONFIG_CMD_DATE
+			/*CFG_CMD_DHCP	 | */
+#define CONFIG_CMD_DIAG
+#define CONFIG_CMD_ELF
+#define CONFIG_CMD_EXT2
+#define CONFIG_CMD_FAT
+			/*CFG_CMD_HWFLOW | */
+			/* CFG_CMD_IDE	 | */
+			/* CFG_CMD_IRQ	 | */
+#define CONFIG_CMD_JFFS2
+#define CONFIG_CMD_MMC
+#define CONFIG_CMD_NAND
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_PORTIO
+#define CONFIG_CMD_REGINFO
+#define CONFIG_CMD_SAVES
+#define CONFIG_CMD_LICENSE
+#define CONFIG_CMD_USB
+
+#define CONFIG_BOOTDELAY	3
+#define CONFIG_BOOTARGS    	"root=/dev/mtdblock4 rootfstype=jffs2 console=ttySAC2,115200 loglevel=8"
+#define CONFIG_ETHADDR		00:0c:20:02:0a:5b
+#define CONFIG_NETMASK          255.255.255.0
+#define CONFIG_IPADDR		192.168.1.100
+#define CONFIG_SERVERIP		192.168.1.21
+#define CONFIG_BOOTCOMMAND	"nand read.e 0x32000000 0x100000 0x200000; bootm"
+
+#define CONFIG_DOS_PARTITION	1
+
+#if defined(CONFIG_CMD_KGDB)
+#define CONFIG_KGDB_BAUDRATE	115200		/* speed to run kgdb serial port */
+/* what's this ? it's not used anywhere */
+#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		"SMDK2443 # "	/* 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		32		/* max number of command args	*/
+#define CFG_BARGSIZE		CFG_CBSIZE	/* Boot Argument Buffer Size	*/
+
+#define CFG_MEMTEST_START	0x30000000	/* memtest works on	*/
+#define CFG_MEMTEST_END		0x33F00000	/* 63 MB in DRAM	*/
+
+#undef  CFG_CLKS_IN_HZ		/* everything, incl board info, in Hz */
+
+#define	CFG_LOAD_ADDR		0x32000000	/* default load address	*/
+
+/* the PWM TImer 4 uses a counter of 15625 for 10 ms, so we need */
+/* it to wrap 100 times (total 1562500) to get 1 sec. */
+#define	CFG_HZ			1562500
+
+/* valid baudrates */
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+/*-----------------------------------------------------------------------
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE	(512*1024)	/* regular stack */
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ	(8*1024)	/* IRQ stack */
+#define CONFIG_STACKSIZE_FIQ	(4*1024)	/* FIQ stack */
+#endif
+
+/* IDE/ATA config */
+
+#if 0
+#define CFG_IDE_MAXBUS		1
+#define CFG_IDE_MAXDEVICE	2
+#define CFG_IDE_PREINIT		0
+