armv8: fsl-layerscape: Put SMMU config code in SMMU_BASE
It is not mandatory for Layerscape SoCs to have SMMU. SoCs like
LS1012A are layerscape SoC without SMMU IP.
So put SMMU configuration code under SMMU_BASE.
Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S b/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S
index 04831ca..d743ffe 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S
+++ b/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S
@@ -94,11 +94,13 @@
bl ccn504_set_qos
#endif
+#ifdef SMMU_BASE
/* Set the SMMU page size in the sACR register */
ldr x1, =SMMU_BASE
ldr w0, [x1, #0x10]
orr w0, w0, #1 << 16 /* set sACR.pagesize to indicate 64K page */
str w0, [x1, #0x10]
+#endif
/* Initialize GIC Secure Bank Status */
#if defined(CONFIG_GICV2) || defined(CONFIG_GICV3)