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// SPDX-License-Identifier: GPL-2.0+
/*
* board/renesas/draak/draak.c
* This file is Draak board support.
*
* Copyright (C) 2017 Marek Vasut <marek.vasut+renesas@gmail.com>
*/
#include <common.h>
#include <cpu_func.h>
#include <hang.h>
#include <init.h>
#include <malloc.h>
#include <netdev.h>
#include <dm.h>
#include <asm/global_data.h>
#include <dm/platform_data/serial_sh.h>
#include <asm/processor.h>
#include <asm/mach-types.h>
#include <asm/io.h>
#include <linux/bitops.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;
#define GSX_MSTP112 BIT(12) /* 3DG */
#define SCIF2_MSTP310 BIT(10) /* SCIF2 */
#define DVFS_MSTP926 BIT(26)
#define HSUSB_MSTP704 BIT(4) /* HSUSB */
int board_early_init_f(void)
{
#if defined(CONFIG_SYS_I2C) && defined(CONFIG_SYS_I2C_SH)
/* DVFS for reset */
mstp_clrbits_le32(SMSTPCR9, SMSTPCR9, DVFS_MSTP926);
#endif
return 0;
}
/* HSUSB block registers */
#define HSUSB_REG_LPSTS 0xE6590102
#define HSUSB_REG_LPSTS_SUSPM_NORMAL BIT(14)
#define HSUSB_REG_UGCTRL2 0xE6590184
#define HSUSB_REG_UGCTRL2_USB0SEL 0x30
#define HSUSB_REG_UGCTRL2_USB0SEL_EHCI 0x10
int board_init(void)
{
/* adress of boot parameters */
gd->bd->bi_boot_params = CONFIG_SYS_TEXT_BASE + 0x50000;
/* USB1 pull-up */
setbits_le32(PFC_PUEN6, PUEN_USB1_OVC | PUEN_USB1_PWEN);
/* Configure the HSUSB block */
mstp_clrbits_le32(SMSTPCR7, SMSTPCR7, HSUSB_MSTP704);
/* Choice USB0SEL */
clrsetbits_le32(HSUSB_REG_UGCTRL2, HSUSB_REG_UGCTRL2_USB0SEL,
HSUSB_REG_UGCTRL2_USB0SEL_EHCI);
/* low power status */
setbits_le16(HSUSB_REG_LPSTS, HSUSB_REG_LPSTS_SUSPM_NORMAL);
return 0;
}
#define RST_BASE 0xE6160000
#define RST_CA53RESCNT (RST_BASE + 0x44)
#define RST_CA53_CODE 0x5A5A000F
void reset_cpu(ulong addr)
{
writel(RST_CA53_CODE, RST_CA53RESCNT);
}
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