47 lines
1022 B
C
47 lines
1022 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 (;;)
|
|
;
|
|
}
|