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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2022 StarFive Technology Co., Ltd.
* Author: Yanhong Wang<yanhong.wang@starfivetech.com>
*/
#include <common.h>
#include <asm/arch/regs.h>
#include <asm/arch/spl.h>
#include <asm/io.h>
#include <log.h>
#include <spl.h>
#define JH7110_CLK_CPU_ROOT_OFFSET 0x0U
#define JH7110_CLK_CPU_ROOT_SHIFT 24
#define JH7110_CLK_CPU_ROOT_MASK GENMASK(29, 24)
int spl_board_init_f(void)
{
int ret;
ret = spl_soc_init();
if (ret) {
debug("JH7110 SPL init failed: %d\n", ret);
return ret;
}
return 0;
}
u32 spl_boot_device(void)
{
u32 mode;
mode = in_le32(JH7110_BOOT_MODE_SELECT_REG)
& JH7110_BOOT_MODE_SELECT_MASK;
switch (mode) {
case 0:
return BOOT_DEVICE_SPI;
case 1:
return BOOT_DEVICE_MMC2;
case 2:
return BOOT_DEVICE_MMC1;
case 3:
return BOOT_DEVICE_UART;
default:
debug("Unsupported boot device 0x%x.\n", mode);
return BOOT_DEVICE_NONE;
}
}
void board_init_f(ulong dummy)
{
int ret;
ret = spl_early_init();
if (ret)
panic("spl_early_init() failed: %d\n", ret);
riscv_cpu_setup(NULL, NULL);
preloader_console_init();
/* Set the parent clock of cpu_root clock to pll0,
* it must be initialized here
*/
clrsetbits_le32(JH7110_SYS_CRG + JH7110_CLK_CPU_ROOT_OFFSET,
JH7110_CLK_CPU_ROOT_MASK,
BIT(JH7110_CLK_CPU_ROOT_SHIFT));
ret = spl_board_init_f();
if (ret) {
debug("spl_board_init_f init failed: %d\n", ret);
return;
}
}
#if CONFIG_IS_ENABLED(SPL_LOAD_FIT)
int board_fit_config_name_match(const char *name)
{
/* boot using first FIT config */
return 0;
}
#endif
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