mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-04 10:30:32 +00:00
5ecf9b0b8a
Add board support for StarFive VisionFive v2. Signed-off-by: Yanhong Wang <yanhong.wang@starfivetech.com> Tested-by: Conor Dooley <conor.dooley@microchip.com>
87 lines
1.6 KiB
C
87 lines
1.6 KiB
C
// 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
|