init commit via android 4.4 uboot

6 files changed, 507 insertions, 0 deletions

diff --git a/board/dave/B2/B2.c b/board/dave/B2/B2.c
new file mode 100755
index 0000000..29676b8
--- /dev/null
+++ b/board/dave/B2/B2.c
@@ -0,0 +1,128 @@
+/*
+ * (C) Copyright 2004
+ * DAVE Srl
+ * http://www.dave-tech.it
+ * http://www.wawnet.biz
+ * mailto:info@wawnet.biz
+ *
+ * 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 <asm/hardware.h>
+
+/*
+ * Miscelaneous platform dependent initialization
+ */
+
+int board_init (void)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+	u32 temp;
+
+	/* Configuration Port Control Register*/
+	/* Port A */
+	PCONA = 0x3ff;
+
+	/* Port B */
+	PCONB = 0xff;
+	PDATB = 0xFFFF;
+
+	/* Port C */
+	/*
+	PCONC = 0xff55ff15;
+	PDATC = 0x0;
+	PUPC = 0xffff;
+	*/
+
+	/* Port D */
+	/*
+	PCOND = 0xaaaa;
+	PUPD = 0xff;
+	*/
+
+	/* Port E */
+	PCONE = 0x0001aaa9;
+	PDATE = 0x0;
+	PUPE = 0xff;
+
+	/* Port F */
+	PCONF = 0x124955;
+	PDATF  = 0xff; /* B2-eth_reset tied high level */
+	/*
+	PUPF = 0x1e3;
+	*/
+
+	/* Port G */
+	PUPG = 0x1;
+	PCONG = 0x3; /*PG0= EINT0= ETH_INT prepared for linux kernel*/
+
+	INTMSK = 0x03fffeff;
+	INTCON = 0x05;
+
+    /*
+    	Configure chip ethernet interrupt as High level
+    	Port G EINT 0-7 EINT0 -> CHIP ETHERNET
+    */
+	temp = EXTINT;
+   	temp &= ~0x7;
+    temp |= 0x1; /*LEVEL_HIGH*/
+	EXTINT = temp;
+
+    /*
+    	Reset SMSC LAN91C96 chip
+    */
+    temp= PCONF;
+    temp |= 0x00000040;
+    PCONF = temp;
+
+	/* Reset high */
+    temp = PDATF;
+    temp |= (1 << 3);
+    PDATF = temp;
+
+    /* Short delay */
+    for (temp=0;temp<10;temp++)
+    {
+		/* NOP */
+    }
+
+    /* Reset low */
+    temp = PDATF;
+    temp &= ~(1 << 3);
+    PDATF = temp;
+
+	/* arch number MACH_TYPE_MBA44B0 */
+	gd->bd->bi_arch_number = MACH_TYPE_S3C44B0;
+
+	/* location of boot parameters */
+	gd->bd->bi_boot_params = 0x0c000100;
+
+	return 0;
+}
+
+int dram_init (void)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+
+	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+
+	return (0);
+}
diff --git a/board/dave/B2/Makefile b/board/dave/B2/Makefile
new file mode 100755
index 0000000..548fd52
--- /dev/null
+++ b/board/dave/B2/Makefile
@@ -0,0 +1,48 @@
+#
+# (C) Copyright 2002
+# Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+# Marius Groeger <mgroeger@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 $(TOPDIR)/config.mk
+
+LIB	= lib$(BOARD).a
+
+OBJS	:= B2.o flash.o
+SOBJS	:= lowlevel_init.o
+
+$(LIB):	$(OBJS) $(SOBJS)
+	$(AR) crv $@ $(OBJS) $(SOBJS)
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend:	Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+		$(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#########################################################################
diff --git a/board/dave/B2/config.mk b/board/dave/B2/config.mk
new file mode 100755
index 0000000..5216622
--- /dev/null
+++ b/board/dave/B2/config.mk
@@ -0,0 +1,30 @@
+#
+# (C) Copyright 2000
+# Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+# Marius Groeger <mgroeger@sysgo.de>
+#
+# (C) Copyright 2000-2004
+# 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
+#
+
+TEXT_BASE = 0x0C100000
+
+PLATFORM_CPPFLAGS += -Uarm
diff --git a/board/dave/B2/flash.c b/board/dave/B2/flash.c
new file mode 100755
index 0000000..ad67e86
--- /dev/null
+++ b/board/dave/B2/flash.c
@@ -0,0 +1,76 @@
+/*
+ * (C) Copyright 2001
+ * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
+ *
+ * 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 <asm/hardware.h>
+
+/*
+ * include common flash code (for esd boards)
+ */
+#include "../common/flash.c"
+
+/*-----------------------------------------------------------------------
+ * Functions
+ */
+static ulong flash_get_size (vu_long * addr, flash_info_t * info);
+static void flash_get_offsets (ulong base, flash_info_t * info);
+
+/*-----------------------------------------------------------------------
+ */
+
+unsigned long flash_init (void)
+{
+#ifdef __DEBUG_START_FROM_SRAM__
+	return CFG_DUMMY_FLASH_SIZE;
+#else
+	unsigned long size_b0;
+	int i;
+
+	/* Init: no FLASHes known */
+	for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
+		flash_info[i].flash_id = FLASH_UNKNOWN;
+	}
+
+	/* Static FLASH Bank configuration here - FIXME XXX */
+
+	size_b0 = flash_get_size((vu_long *)CFG_FLASH_BASE, &flash_info[0]);
+
+	if (flash_info[0].flash_id == FLASH_UNKNOWN) {
+		printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
+			size_b0, size_b0<<20);
+	}
+
+	/* Setup offsets */
+	flash_get_offsets (0, &flash_info[0]);
+
+	/* Monitor protection ON by default */
+	(void)flash_protect(FLAG_PROTECT_SET,
+			    -CFG_MONITOR_LEN,
+			    0xffffffff,
+			    &flash_info[0]);
+
+	flash_info[0].size = size_b0;
+
+	return (size_b0);
+#endif
+}
diff --git a/board/dave/B2/lowlevel_init.S b/board/dave/B2/lowlevel_init.S
new file mode 100755
index 0000000..2f3a364
--- /dev/null
+++ b/board/dave/B2/lowlevel_init.S
@@ -0,0 +1,167 @@
+/*
+ * (C) Copyright 2004
+ * DAVE Srl
+ *
+ * http://www.dave-tech.it
+ * http://www.wawnet.biz
+ * mailto:info@wawnet.biz
+ *
+ * memsetup-sa1110.S (blob): memory setup for various SA1110 architectures
+ * Modified By MATTO
+ *
+ * Copyright (C) 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
+ *
+ * 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
+ *
+ */
+
+/*
+ * Documentation:
+ * Intel Corporation, "Intel StrongARM SA-1110 Microprocessor
+ *     Advanced Developer's manual, December 1999
+ *
+ * Intel has a very hard to find SDRAM configurator on their web site:
+ *   http://appzone.intel.com/hcd/sa1110/memory/index.asp
+ *
+ * NOTE: This code assumes that an SA1110 CPU *always* uses SDRAM. This
+ * appears to be true, but it might be possible that somebody designs a
+ * board with mixed EDODRAM/SDRAM memory (which is a bad idea). -- Erik
+ *
+ * 04-10-2001:  SELETZ
+ * - separated memory config for multiple platform support
+ * - perform SA1110 Hardware Reset Procedure
+ *
+ */
+
+.equ    B0_Tacs,      0x0 /* 0clk */
+.equ    B0_Tcos,      0x0 /* 0clk */
+.equ    B0_Tacc,      0x4 /* 6clk */
+.equ    B0_Tcoh,      0x0 /* 0clk */
+.equ    B0_Tah,       0x0 /* 0clk */
+.equ    B0_Tacp,      0x0 /* 0clk */
+.equ    B0_PMC,       0x0 /* normal(1data) */
+/* Bank 1 parameter */
+.equ    B1_Tacs,      0x3 /* 4clk */
+.equ    B1_Tcos,      0x3 /* 4clk */
+.equ    B1_Tacc,      0x7 /* 14clkv */
+.equ    B1_Tcoh,      0x3 /* 4clk */
+.equ    B1_Tah,       0x3 /* 4clk */
+.equ    B1_Tacp,      0x3 /* 6clk */
+.equ    B1_PMC,       0x0 /* normal(1data) */
+
+/* Bank 2 parameter - LAN91C96 */
+.equ    B2_Tacs,      0x3 /* 4clk */
+.equ    B2_Tcos,      0x3 /* 4clk */
+.equ    B2_Tacc,      0x7 /* 14clk */
+.equ    B2_Tcoh,      0x3 /* 4clk */
+.equ    B2_Tah,       0x3 /* 4clk */
+.equ    B2_Tacp,      0x3 /* 6clk */
+.equ    B2_PMC,       0x0 /* normal(1data) */
+
+/* Bank 3 parameter */
+.equ    B3_Tacs,      0x3 /* 4clk */
+.equ    B3_Tcos,      0x3 /* 4clk */
+.equ    B3_Tacc,      0x7 /* 14clk */
+.equ    B3_Tcoh,      0x3 /* 4clk */
+.equ    B3_Tah,       0x3 /* 4clk */
+.equ    B3_Tacp,      0x3 /* 6clk */
+.equ    B3_PMC,       0x0 /* normal(1data) */
+
+/* Bank 4 parameter */
+.equ    B4_Tacs,      0x3 /* 4clk */
+.equ    B4_Tcos,      0x3 /* 4clk */
+.equ    B4_Tacc,      0x7 /* 14clk */
+.equ    B4_Tcoh,      0x3 /* 4clk */
+.equ    B4_Tah,       0x3 /* 4clk */
+.equ    B4_Tacp,      0x3 /* 6clk */
+.equ    B4_PMC,       0x0 /* normal(1data) */
+
+/* Bank 5 parameter */
+.equ    B5_Tacs,      0x3 /* 4clk */
+.equ    B5_Tcos,      0x3 /* 4clk */
+.equ    B5_Tacc,      0x7 /* 14clk */
+.equ    B5_Tcoh,      0x3 /* 4clk */
+.equ    B5_Tah,       0x3 /* 4clk */
+.equ    B5_Tacp,      0x3 /* 6clk */
+.equ    B5_PMC,       0x0 /* normal(1data) */
+
+/* Bank 6(if SROM) parameter */
+.equ    B6_Tacs,      0x3 /* 4clk */
+.equ    B6_Tcos,      0x3 /* 4clk */
+.equ    B6_Tacc,      0x7 /* 14clk */
+.equ    B6_Tcoh,      0x3 /* 4clk */
+.equ    B6_Tah,       0x3 /* 4clk */
+.equ    B6_Tacp,      0x3 /* 6clk */
+.equ    B6_PMC,       0x0 /* normal(1data) */
+
+/* Bank 7(if SROM) parameter */
+.equ    B7_Tacs,      0x3 /* 4clk */
+.equ    B7_Tcos,      0x3 /* 4clk */
+.equ    B7_Tacc,      0x7 /* 14clk */
+.equ    B7_Tcoh,      0x3 /* 4clk */
+.equ    B7_Tah,       0x3 /* 4clk */
+.equ    B7_Tacp,      0x3 /* 6clk */
+.equ    B7_PMC,       0x0 /* normal(1data) */
+
+/* Bank 6 parameter */
+.equ    B6_MT,        0x3 /* SDRAM */
+.equ    B6_Trcd,      0x0 /* 2clk */
+.equ    B6_SCAN,      0x0 /* 10bit */
+
+.equ    B7_MT,        0x3 /* SDRAM */
+.equ    B7_Trcd,      0x0 /* 2clk */
+.equ    B7_SCAN,      0x0 /* 10bit */
+
+
+/* REFRESH parameter */
+.equ    REFEN,        0x1 /* Refresh enable */
+.equ    TREFMD,       0x0 /* CBR(CAS before RAS)/Auto refresh */
+.equ    Trp,        0x0 /* 2clk */
+.equ    Trc,        0x3 /* 0x1=5clk 0x3=11clk*/
+.equ    Tchr,       0x0 /* 0x2=3clk 0x0=0clks  */
+.equ    REFCNT,       879
+
+MEMORY_CONFIG:
+  .long   0x12111900 /* Bank0 = OM[1:0] , Bank1-7 16bit, Bank2=Nowait,UB/LB*/
+  .word ((B0_Tacs<<13)+(B0_Tcos<<11)+(B0_Tacc<<8)+(B0_Tcoh<<6)+(B0_Tah<<4)+(B0_Tacp<<2)+(B0_PMC)) /*GCS0*/
+  .word ((B1_Tacs<<13)+(B1_Tcos<<11)+(B1_Tacc<<8)+(B1_Tcoh<<6)+(B1_Tah<<4)+(B1_Tacp<<2)+(B1_PMC)) /*GCS1*/
+  .word ((B2_Tacs<<13)+(B2_Tcos<<11)+(B2_Tacc<<8)+(B2_Tcoh<<6)+(B2_Tah<<4)+(B2_Tacp<<2)+(B2_PMC)) /*GCS2*/
+  .word ((B3_Tacs<<13)+(B3_Tcos<<11)+(B3_Tacc<<8)+(B3_Tcoh<<6)+(B3_Tah<<4)+(B3_Tacp<<2)+(B3_PMC)) /*GCS3*/
+  .word ((B4_Tacs<<13)+(B4_Tcos<<11)+(B4_Tacc<<8)+(B4_Tcoh<<6)+(B4_Tah<<4)+(B4_Tacp<<2)+(B4_PMC)) /*GCS4*/
+  .word ((B5_Tacs<<13)+(B5_Tcos<<11)+(B5_Tacc<<8)+(B5_Tcoh<<6)+(B5_Tah<<4)+(B5_Tacp<<2)+(B5_PMC)) /*GCS5*/
+  .word ((B6_MT<<15)+(B6_Trcd<<2)+(B6_SCAN))  /*GCS6*/
+  .word ((B7_MT<<15)+(B7_Trcd<<2)+(B7_SCAN))  /*GCS7*/
+  .word ((REFEN<<23)+(TREFMD<<22)+(Trp<<20)+(Trc<<18)+(Tchr<<16)+REFCNT)  /*REFRESH RFEN=1, TREFMD=0, trp=3clk, trc=5clk, tchr=3clk,count=1019*/
+  .word 0x17      /*SCLK power down mode, BANKSIZE 16M/16M*/
+  .word 0x20      /*MRSR6 CL=2clk*/
+  .word 0x20      /*MRSR7*/
+
+
+.globl lowlevel_init
+lowlevel_init:
+
+	/*
+		the next instruction fail due memory relocation...
+		we'll find the right MEMORY_CONFIG address with the next 3 lines...
+	*/
+	/*ldr r0, =MEMORY_CONFIG*/
+	mov r0, pc
+	ldr r1, =(0x38+4)
+	sub r0, r0, r1
+
+	ldmia r0, {r1-r13}
+	ldr   r0, =0x01c80000
+	stmia r0, {r1-r13}
+	mov pc, lr
diff --git a/board/dave/B2/u-boot.lds b/board/dave/B2/u-boot.lds
new file mode 100755
index 0000000..e10ac43
--- /dev/null
+++ b/board/dave/B2/u-boot.lds
@@ -0,0 +1,58 @@
+/*
+ * (C) Copyright 2000-2004
+ * 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-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+SECTIONS
+{
+	. = 0x00000000;
+
+	. = ALIGN(4);
+	.text      :
+	{
+	  cpu/s3c44b0/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 = .;
+
+	armboot_end_data = .;
+
+	. = ALIGN(4);
+	__bss_start = .;
+	.bss : { *(.bss) }
+	_end = .;
+}