u-boot/board/vpac270/onenand.c
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

46 lines
1,022 B
C

/*
* Voipac PXA270 OneNAND SPL
*
* Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <config.h>
#include <asm/io.h>
#include <onenand_uboot.h>
#include <asm/arch/pxa.h>
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();
pxa2xx_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 (;;)
;
}