arm64: zynqmp: Enable smmu again

Now that, PM support has been added to the SMMU
driver, enable it back by default.

Following issues were observed with SMMU earlier,
 - After suspend/resume with FPD off,all peripherals
   registered with SMMU are failed to work.This issue
   has been resoved now.
 - SATA device detection is failed. This issue still
   persist.

This reverts commit 223c3aa24a63bb837169d7253fac666965383934.

Signed-off-by: Mubin Sayyed <mubin.usman.sayyed@xilinx.com
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/arch/arm/dts/zynqmp.dtsi b/arch/arm/dts/zynqmp.dtsi
index 463c1cb7e0e3bd4976e739bb12497087e3d38555..96c53193f6e17d364f7e7c11fdf21fcefcab7656 100644 (file)
--- a/arch/arm/dts/zynqmp.dtsi
+++ b/arch/arm/dts/zynqmp.dtsi
@@ -920,7 +920,7 @@
                        compatible = "arm,mmu-500";
                        reg = <0x0 0xfd800000 0x0 0x20000>;
                        #iommu-cells = <1>;
-                       status = "disabled";
+                       status = "okay";
                        #global-interrupts = <1>;
                        interrupt-parent = <&gic>;
                        interrupts = <0 155 4>,