mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-06 05:04:26 +00:00
db41d65a97
At present panic() is in the vsprintf.h header file. That does not seem like an obvious choice for hang(), even though it relates to panic(). So let's put hang() in its own header. Signed-off-by: Simon Glass <sjg@chromium.org> [trini: Migrate a few more files] Signed-off-by: Tom Rini <trini@konsulko.com>
147 lines
2.8 KiB
C
147 lines
2.8 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* board/renesas/silk/silk.c
|
|
*
|
|
* Copyright (C) 2015 Renesas Electronics Corporation
|
|
* Copyright (C) 2015 Cogent Embedded, Inc.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <cpu_func.h>
|
|
#include <env.h>
|
|
#include <hang.h>
|
|
#include <malloc.h>
|
|
#include <dm.h>
|
|
#include <dm/platform_data/serial_sh.h>
|
|
#include <env_internal.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/rmobile.h>
|
|
#include <asm/arch/rcar-mstp.h>
|
|
#include <asm/arch/mmc.h>
|
|
#include <asm/arch/sh_sdhi.h>
|
|
#include <netdev.h>
|
|
#include <miiphy.h>
|
|
#include <i2c.h>
|
|
#include <div64.h>
|
|
#include "qos.h"
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
void s_init(void)
|
|
{
|
|
struct rcar_rwdt *rwdt = (struct rcar_rwdt *)RWDT_BASE;
|
|
struct rcar_swdt *swdt = (struct rcar_swdt *)SWDT_BASE;
|
|
|
|
/* Watchdog init */
|
|
writel(0xA5A5A500, &rwdt->rwtcsra);
|
|
writel(0xA5A5A500, &swdt->swtcsra);
|
|
|
|
/* QoS */
|
|
qos_init();
|
|
}
|
|
|
|
#define TMU0_MSTP125 BIT(25)
|
|
#define MMC0_MSTP315 BIT(15)
|
|
|
|
#define SD1CKCR 0xE6150078
|
|
#define SD_97500KHZ 0x7
|
|
|
|
int board_early_init_f(void)
|
|
{
|
|
/* TMU */
|
|
mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
|
|
|
|
/* Set SD1 to the 97.5MHz */
|
|
writel(SD_97500KHZ, SD1CKCR);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define ETHERNET_PHY_RESET 56 /* GPIO 1 24 */
|
|
|
|
int board_init(void)
|
|
{
|
|
/* adress of boot parameters */
|
|
gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
|
|
|
|
/* Force ethernet PHY out of reset */
|
|
gpio_request(ETHERNET_PHY_RESET, "phy_reset");
|
|
gpio_direction_output(ETHERNET_PHY_RESET, 0);
|
|
mdelay(20);
|
|
gpio_direction_output(ETHERNET_PHY_RESET, 1);
|
|
udelay(1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int dram_init(void)
|
|
{
|
|
if (fdtdec_setup_mem_size_base() != 0)
|
|
return -EINVAL;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int dram_init_banksize(void)
|
|
{
|
|
fdtdec_setup_memory_banksize();
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* porter has KSZ8041RNLI */
|
|
#define PHY_CONTROL1 0x1E
|
|
#define PHY_LED_MODE 0xC000
|
|
#define PHY_LED_MODE_ACK 0x4000
|
|
int board_phy_config(struct phy_device *phydev)
|
|
{
|
|
int ret = phy_read(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1);
|
|
ret &= ~PHY_LED_MODE;
|
|
ret |= PHY_LED_MODE_ACK;
|
|
ret = phy_write(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1, (u16)ret);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void reset_cpu(ulong addr)
|
|
{
|
|
struct udevice *dev;
|
|
const u8 pmic_bus = 1;
|
|
const u8 pmic_addr = 0x5a;
|
|
u8 data;
|
|
int ret;
|
|
|
|
ret = i2c_get_chip_for_busnum(pmic_bus, pmic_addr, 1, &dev);
|
|
if (ret)
|
|
hang();
|
|
|
|
ret = dm_i2c_read(dev, 0x13, &data, 1);
|
|
if (ret)
|
|
hang();
|
|
|
|
data |= BIT(1);
|
|
|
|
ret = dm_i2c_write(dev, 0x13, &data, 1);
|
|
if (ret)
|
|
hang();
|
|
}
|
|
|
|
enum env_location env_get_location(enum env_operation op, int prio)
|
|
{
|
|
const u32 load_magic = 0xb33fc0de;
|
|
|
|
/* Block environment access if loaded using JTAG */
|
|
if ((readl(CONFIG_SPL_TEXT_BASE + 0x24) == load_magic) &&
|
|
(op != ENVOP_INIT))
|
|
return ENVL_UNKNOWN;
|
|
|
|
if (prio)
|
|
return ENVL_UNKNOWN;
|
|
|
|
return ENVL_SPI_FLASH;
|
|
}
|