diff --git a/drivers/net/fsl-mc/mc.c b/drivers/net/fsl-mc/mc.c index cb2fbe9..d9a897d 100644 --- a/drivers/net/fsl-mc/mc.c +++ b/drivers/net/fsl-mc/mc.c @@ -2,6 +2,7 @@ /* * Copyright 2014 Freescale Semiconductor, Inc. * Copyright 2017 NXP + * Copyright 2017-2018 NXP */ #include #include @@ -29,6 +30,7 @@ #define MC_BOOT_ENV_VAR "mcinitcmd" DECLARE_GLOBAL_DATA_PTR; +static int mc_memset_resv_ram; static int mc_boot_status = -1; static int mc_dpl_applied = -1; #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET @@ -844,6 +846,11 @@ u64 mc_get_dram_addr(void) { size_t mc_ram_size = mc_get_dram_block_size(); + if (!mc_memset_resv_ram || (get_mc_boot_status() < 0)) { + mc_memset_resv_ram = 1; + memset((void *)gd->arch.resv_ram, 0, mc_ram_size); + } + return (gd->arch.resv_ram + mc_ram_size - 1) & MC_RAM_BASE_ADDR_ALIGNMENT_MASK; }