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-rw-r--r--arch/arm/cpu/armv8/zynqmp/cpu.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/arm/cpu/armv8/zynqmp/cpu.c b/arch/arm/cpu/armv8/zynqmp/cpu.c
index 43ba739d2f7..3ed631e505a 100644
--- a/arch/arm/cpu/armv8/zynqmp/cpu.c
+++ b/arch/arm/cpu/armv8/zynqmp/cpu.c
@@ -105,10 +105,16 @@ u64 get_page_table_size(void)
}
#ifdef CONFIG_SYS_MEM_RSVD_FOR_MMU
-int reserve_mmu(void)
+static void tcm_init(u8 mode)
{
- initialize_tcm(TCM_LOCK);
+ puts("WARNING: Initializing TCM overwrites TCM content\n");
+ initialize_tcm(mode);
memset((void *)ZYNQMP_TCM_BASE_ADDR, 0, ZYNQMP_TCM_SIZE);
+}
+
+int reserve_mmu(void)
+{
+ tcm_init(TCM_LOCK);
gd->arch.tlb_size = PGTABLE_SIZE;
gd->arch.tlb_addr = ZYNQMP_TCM_BASE_ADDR;