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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2015 Freescale Semiconductor, Inc.
*
* Author: Chunhe Lan <Chunhe.Lan@freescale.com>
*/
#include <common.h>
#include <console.h>
#include <environment.h>
#include <asm/spl.h>
#include <malloc.h>
#include <ns16550.h>
#include <nand.h>
#include <mmc.h>
#include <fsl_esdhc.h>
#include <i2c.h>
#include "t4rdb.h"
#define FSL_CORENET_CCSR_PORSR1_RCW_MASK 0xFF800000
DECLARE_GLOBAL_DATA_PTR;
phys_size_t get_effective_memsize(void)
{
return CONFIG_SYS_L3_SIZE;
}
unsigned long get_board_sys_clk(void)
{
return CONFIG_SYS_CLK_FREQ;
}
unsigned long get_board_ddr_clk(void)
{
return CONFIG_DDR_CLK_FREQ;
}
void board_init_f(ulong bootflag)
{
u32 plat_ratio, sys_clk, ccb_clk;
ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
/* Memcpy existing GD at CONFIG_SPL_GD_ADDR */
memcpy((void *)CONFIG_SPL_GD_ADDR, (void *)gd, sizeof(gd_t));
/* Update GD pointer */
gd = (gd_t *)(CONFIG_SPL_GD_ADDR);
/* compiler optimization barrier needed for GCC >= 3.4 */
__asm__ __volatile__("" : : : "memory");
console_init_f();
/* initialize selected port with appropriate baud rate */
sys_clk = get_board_sys_clk();
plat_ratio = (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f;
ccb_clk = sys_clk * plat_ratio / 2;
NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1,
ccb_clk / 16 / CONFIG_BAUDRATE);
puts("\nSD boot...\n");
relocate_code(CONFIG_SPL_RELOC_STACK, (gd_t *)CONFIG_SPL_GD_ADDR, 0x0);
}
void board_init_r(gd_t *gd, ulong dest_addr)
{
bd_t *bd;
bd = (bd_t *)(gd + sizeof(gd_t));
memset(bd, 0, sizeof(bd_t));
gd->bd = bd;
bd->bi_memstart = CONFIG_SYS_INIT_L3_ADDR;
bd->bi_memsize = CONFIG_SYS_L3_SIZE;
arch_cpu_init();
get_clocks();
mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR,
CONFIG_SPL_RELOC_MALLOC_SIZE);
gd->flags |= GD_FLG_FULL_MALLOC_INIT;
mmc_initialize(bd);
mmc_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
(uchar *)CONFIG_ENV_ADDR);
gd->env_addr = (ulong)(CONFIG_ENV_ADDR);
gd->env_valid = ENV_VALID;
i2c_init_all();
dram_init();
mmc_boot();
}
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