u-boot/arch/arm/mach-socfpga/spl_agilex.c

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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2019 Intel Corporation <www.intel.com>
*
*/
#include <init.h>
#include <log.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <asm/u-boot.h>
#include <asm/utils.h>
#include <common.h>
#include <hang.h>
#include <image.h>
#include <spl.h>
#include <asm/arch/clock_manager.h>
#include <asm/arch/firewall.h>
#include <asm/arch/mailbox_s10.h>
#include <asm/arch/misc.h>
#include <asm/arch/reset_manager.h>
#include <asm/arch/system_manager.h>
#include <watchdog.h>
#include <dm/uclass.h>
DECLARE_GLOBAL_DATA_PTR;
void board_init_f(ulong dummy)
{
int ret;
struct udevice *dev;
ret = spl_early_init();
if (ret)
hang();
socfpga_get_managers_addr();
/* Ensure watchdog is paused when debugging is happening */
writel(SYSMGR_WDDBG_PAUSE_ALL_CPU,
socfpga_get_sysmgr_addr() + SYSMGR_SOC64_WDDBG);
#ifdef CONFIG_HW_WATCHDOG
/* Enable watchdog before initializing the HW */
socfpga_per_reset(SOCFPGA_RESET(L4WD0), 1);
socfpga_per_reset(SOCFPGA_RESET(L4WD0), 0);
hw_watchdog_init();
#endif
/* ensure all processors are not released prior Linux boot */
writeq(0, CPU_RELEASE_ADDR);
timer_init();
sysmgr_pinmux_init();
ret = uclass_get_device(UCLASS_CLK, 0, &dev);
if (ret) {
debug("Clock init failed: %d\n", ret);
hang();
}
preloader_console_init();
print_reset_info();
cm_print_clock_quick_summary();
firewall_setup();
ret = uclass_get_device(UCLASS_CACHE, 0, &dev);
if (ret) {
debug("CCU init failed: %d\n", ret);
hang();
}
#if CONFIG_IS_ENABLED(ALTERA_SDRAM)
ret = uclass_get_device(UCLASS_RAM, 0, &dev);
if (ret) {
debug("DRAM init failed: %d\n", ret);
hang();
}
#endif
mbox_init();
#ifdef CONFIG_CADENCE_QSPI
mbox_qspi_open();
#endif
}