u-boot/arch/arm/mach-rockchip/rk322x-board-tpl.c
Kever Yang c34643e0db rockchip: rk322x: add tpl support
Move original spl to tpl, and add spl to load next stage firmware,
adapt all the address and option for them.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
2019-05-08 17:34:12 +08:00

53 lines
1,005 B
C

// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2019 Rockchip Electronics Co., Ltd
*/
#include <common.h>
#include <debug_uart.h>
#include <dm.h>
#include <ram.h>
#include <spl.h>
#include <asm/io.h>
#include <asm/arch-rockchip/bootrom.h>
#include <asm/arch-rockchip/timer.h>
u32 spl_boot_device(void)
{
return BOOT_DEVICE_MMC1;
}
void board_init_f(ulong dummy)
{
struct udevice *dev;
int ret;
/*
* Debug UART can be used from here if required:
*
* debug_uart_init();
* printch('a');
* printhex8(0x1234);
* printascii("string");
*/
debug_uart_init();
printascii("TPL Init");
ret = spl_early_init();
if (ret) {
debug("spl_early_init() failed: %d\n", ret);
hang();
}
rockchip_timer_init();
printf("timer init done\n");
ret = uclass_get_device(UCLASS_RAM, 0, &dev);
if (ret) {
printf("DRAM init failed: %d\n", ret);
return;
}
#if defined(CONFIG_TPL_ROCKCHIP_BACK_TO_BROM) && !defined(CONFIG_TPL_BOARD_INIT)
back_to_bootrom(BROM_BOOT_NEXTSTAGE);
#endif
}