2018-06-02 01:10:18 +00:00
|
|
|
// SPDX-License-Identifier: GPL-2.0+
|
2018-04-26 11:31:39 +00:00
|
|
|
/*
|
|
|
|
|
* board/renesas/ebisu/ebisu.c
|
|
|
|
|
* This file is Ebisu board support.
|
|
|
|
|
*
|
|
|
|
|
* Copyright (C) 2018 Marek Vasut <marek.vasut+renesas@gmail.com>
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#include <common.h>
|
|
|
|
|
#include <malloc.h>
|
|
|
|
|
#include <netdev.h>
|
|
|
|
|
#include <dm.h>
|
|
|
|
|
#include <dm/platform_data/serial_sh.h>
|
|
|
|
|
#include <asm/processor.h>
|
|
|
|
|
#include <asm/mach-types.h>
|
|
|
|
|
#include <asm/io.h>
|
|
|
|
|
#include <linux/errno.h>
|
|
|
|
|
#include <asm/arch/sys_proto.h>
|
|
|
|
|
#include <asm/gpio.h>
|
|
|
|
|
#include <asm/arch/gpio.h>
|
|
|
|
|
#include <asm/arch/rmobile.h>
|
|
|
|
|
#include <asm/arch/rcar-mstp.h>
|
|
|
|
|
#include <asm/arch/sh_sdhi.h>
|
|
|
|
|
#include <i2c.h>
|
|
|
|
|
#include <mmc.h>
|
|
|
|
|
|
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
|
|
|
|
|
|
void s_init(void)
|
|
|
|
|
{
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int board_early_init_f(void)
|
|
|
|
|
{
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int board_init(void)
|
|
|
|
|
{
|
|
|
|
|
/* adress of boot parameters */
|
|
|
|
|
gd->bd->bi_boot_params = CONFIG_SYS_TEXT_BASE + 0x50000;
|
|
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#define RST_BASE 0xE6160000
|
|
|
|
|
#define RST_CA57RESCNT (RST_BASE + 0x40)
|
|
|
|
|
#define RST_CA53RESCNT (RST_BASE + 0x44)
|
|
|
|
|
#define RST_RSTOUTCR (RST_BASE + 0x58)
|
|
|
|
|
#define RST_CA57_CODE 0xA5A5000F
|
|
|
|
|
#define RST_CA53_CODE 0x5A5A000F
|
|
|
|
|
|
|
|
|
|
void reset_cpu(ulong addr)
|
|
|
|
|
{
|
|
|
|
|
unsigned long midr, cputype;
|
|
|
|
|
|
|
|
|
|
asm volatile("mrs %0, midr_el1" : "=r" (midr));
|
|
|
|
|
cputype = (midr >> 4) & 0xfff;
|
|
|
|
|
|
|
|
|
|
if (cputype == 0xd03)
|
|
|
|
|
writel(RST_CA53_CODE, RST_CA53RESCNT);
|
|
|
|
|
else if (cputype == 0xd07)
|
|
|
|
|
writel(RST_CA57_CODE, RST_CA57RESCNT);
|
|
|
|
|
else
|
|
|
|
|
hang();
|
|
|
|
|
}
|
