PXA: Adapt Voipac PXA270 to OneNAND SPL
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
V2: Add missing u-boot-spl.lds, convert bitshifts to division,
convert to spl_onenand_load_image()
diff --git a/board/vpac270/Makefile b/board/vpac270/Makefile
index b5c60fd..5967055 100644
--- a/board/vpac270/Makefile
+++ b/board/vpac270/Makefile
@@ -23,7 +23,11 @@
LIB = $(obj)lib$(BOARD).o
+ifndef CONFIG_SPL_BUILD
COBJS := vpac270.o
+else
+COBJS := onenand.o
+endif
SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
diff --git a/board/vpac270/onenand.c b/board/vpac270/onenand.c
new file mode 100644
index 0000000..6a0a37b
--- /dev/null
+++ b/board/vpac270/onenand.c
@@ -0,0 +1,66 @@
+/*
+ * Voipac PXA270 OneNAND SPL
+ *
+ * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.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 <config.h>
+#include <asm/io.h>
+#include <onenand_uboot.h>
+
+extern void pxa_dram_init(void);
+
+void board_init_f(unsigned long unused)
+{
+ extern uint32_t _end;
+ uint32_t tmp;
+
+ asm volatile("mov %0, pc" : "=r"(tmp));
+ tmp >>= 24;
+
+ /* The code runs from OneNAND RAM, copy SPL to SRAM and execute it. */
+ if (tmp == 0) {
+ tmp = (uint32_t)&_end - CONFIG_SPL_TEXT_BASE;
+ onenand_spl_load_image(0, tmp, (void *)CONFIG_SPL_TEXT_BASE);
+ asm volatile("mov pc, %0" : : "r"(CONFIG_SPL_TEXT_BASE));
+ }
+
+ /* Hereby, the code runs from (S)RAM, copy U-Boot and execute it. */
+ arch_cpu_init();
+ pxa_dram_init();
+ onenand_spl_load_image(CONFIG_SPL_ONENAND_LOAD_ADDR,
+ CONFIG_SPL_ONENAND_LOAD_SIZE,
+ (void *)CONFIG_SYS_TEXT_BASE);
+ asm volatile("mov pc, %0" : : "r"(CONFIG_SYS_TEXT_BASE));
+
+ for (;;)
+ ;
+}
+
+void __attribute__((noreturn)) hang(void)
+{
+ for (;;)
+ ;
+}
+
+void icache_disable(void) {}
+void dcache_disable(void) {}
diff --git a/board/vpac270/u-boot-spl.lds b/board/vpac270/u-boot-spl.lds
new file mode 100644
index 0000000..1958c2f
--- /dev/null
+++ b/board/vpac270/u-boot-spl.lds
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
+ * on behalf of DENX Software Engineering GmbH
+ *
+ * January 2004 - Changed to support H4 device
+ * Copyright (c) 2004-2008 Texas Instruments
+ *
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <garyj@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
+{
+ . = CONFIG_SPL_TEXT_BASE;
+ .text.0 :
+ {
+ arch/arm/cpu/pxa/start.o (.text*)
+ board/vpac270/libvpac270.o (.text*)
+ drivers/mtd/onenand/libonenand.o (.text*)
+ }
+
+
+ /* Start of the rest of the SPL */
+ . = CONFIG_SPL_TEXT_BASE + 0x800;
+
+ .text.1 :
+ {
+ *(.text*)
+ }
+
+ . = ALIGN(4);
+ .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
+
+ . = ALIGN(4);
+ .data : {
+ *(.data)
+ }
+
+ . = ALIGN(4);
+
+ .rel.dyn : {
+ __rel_dyn_start = .;
+ *(.rel*)
+ __rel_dyn_end = .;
+ }
+
+ .dynsym : {
+ __dynsym_start = .;
+ *(.dynsym)
+ }
+
+ . = ALIGN(0x800);
+
+ _end = .;
+
+ .bss __rel_dyn_start (OVERLAY) : {
+ __bss_start = .;
+ *(.bss)
+ . = ALIGN(4);
+ __bss_end__ = .;
+ }
+
+ /DISCARD/ : { *(.bss*) }
+ /DISCARD/ : { *(.dynstr*) }
+ /DISCARD/ : { *(.dynsym*) }
+ /DISCARD/ : { *(.dynamic*) }
+ /DISCARD/ : { *(.hash*) }
+ /DISCARD/ : { *(.plt*) }
+ /DISCARD/ : { *(.interp*) }
+ /DISCARD/ : { *(.gnu*) }
+}
diff --git a/board/vpac270/vpac270.c b/board/vpac270/vpac270.c
index cf8e7b6..d90a859 100644
--- a/board/vpac270/vpac270.c
+++ b/board/vpac270/vpac270.c
@@ -57,7 +57,9 @@
extern void pxa_dram_init(void);
int dram_init(void)
{
+#ifndef CONFIG_ONENAND
pxa_dram_init();
+#endif
gd->ram_size = PHYS_SDRAM_1_SIZE;
return 0;
}