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arm: socfpga: agilex: Add SPL for Agilex SoC

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Add SPL support for Agilex SoC.

Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
This commit is contained in:
Ley Foon Tan 2019-11-27 15:55:29 +08:00 committed by Marek Vasut
parent 1560357dec
commit 594cacf063
2 changed files with 101 additions and 0 deletions
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3
arch/arm/mach-socfpga/Makefile
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@ -58,6 +58,9 @@ ifdef CONFIG_TARGET_SOCFPGA_STRATIX10
obj-y += firewall.o
obj-y += spl_s10.o
endif
ifdef CONFIG_TARGET_SOCFPGA_AGILEX
obj-y += spl_agilex.o
endif
endif
ifdef CONFIG_TARGET_SOCFPGA_GEN5

98
arch/arm/mach-socfpga/spl_agilex.c Normal file
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@ -0,0 +1,98 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2019 Intel Corporation <www.intel.com>
*
*/
#include <asm/io.h>
#include <asm/u-boot.h>
#include <asm/utils.h>
#include <common.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;
u32 spl_boot_device(void)
{
return BOOT_DEVICE_MMC1;
}
#ifdef CONFIG_SPL_MMC_SUPPORT
u32 spl_boot_mode(const u32 boot_device)
{
#if defined(CONFIG_SPL_FS_FAT) || defined(CONFIG_SPL_FS_EXT4)
return MMCSD_MODE_FS;
#else
return MMCSD_MODE_RAW;
#endif
}
#endif
void board_init_f(ulong dummy)
{
int ret;
struct udevice *dev;
ret = spl_early_init();
if (ret)
hang();
socfpga_get_managers_addr();
#ifdef CONFIG_HW_WATCHDOG
/* Ensure watchdog is paused when debugging is happening */
writel(SYSMGR_WDDBG_PAUSE_ALL_CPU,
socfpga_get_sysmgr_addr() + SYSMGR_SOC64_WDDBG);
/* 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();
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
}