diff options
Diffstat (limited to 'arch/arm/mach-socfpga/spl_agilex5.c')
| -rw-r--r-- | arch/arm/mach-socfpga/spl_agilex5.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm/mach-socfpga/spl_agilex5.c b/arch/arm/mach-socfpga/spl_agilex5.c index c87e9ed1641..3451611082d 100644 --- a/arch/arm/mach-socfpga/spl_agilex5.c +++ b/arch/arm/mach-socfpga/spl_agilex5.c @@ -21,11 +21,32 @@ DECLARE_GLOBAL_DATA_PTR; +u32 reset_flag(void) +{ + /* Check rstmgr.stat for warm reset status */ + u32 status = readl(SOCFPGA_RSTMGR_ADDRESS); + + /* Check whether any L4 watchdogs or SDM had triggered warm reset */ + u32 warm_reset_mask = RSTMGR_L4WD_MPU_WARMRESET_MASK; + + if (status & warm_reset_mask) + return 0; + + return 1; +} + void board_init_f(ulong dummy) { int ret; struct udevice *dev; + /* Enable Async */ + asm volatile("msr daifclr, #4"); + +#ifdef CONFIG_SPL_BUILD + spl_save_restore_data(); +#endif + ret = spl_early_init(); if (ret) hang(); |