Merge branch 'topic-arcpgu-updates' of https://github.com/foss-for-synopsys-dwc-arc...

Please pull this mini-series that allows ARC PGU to use
dedicated memory location as framebuffer backing storage.

* 'topic-arcpgu-updates' of https://github.com/foss-for-synopsys-dwc-arc-processors/linux:
  ARC: [axs10x] Specify reserved memory for frame buffer
  drm/arcpgu: use dedicated memory area for frame buffer

diff --combined arch/arc/boot/dts/axs10x_mb.dtsi
index 8fee596,64b063d..c3ecb5e
--- 1/arch/arc/boot/dts/axs10x_mb.dtsi
--- 2/arch/arc/boot/dts/axs10x_mb.dtsi
+++ b/arch/arc/boot/dts/axs10x_mb.dtsi
@@@ -53,6 -53,14 +53,6 @@@
                        clocks = <&apbclk>;
                        clock-names = "stmmaceth";
                        max-speed = <100>;
 -                      mdio0 {
 -                              #address-cells = <1>;
 -                              #size-cells = <0>;
 -                              compatible = "snps,dwmac-mdio";
 -                              phy1: ethernet-phy@1 {
 -                                      reg = <1>;
 -                              };
 -                      };
                };
  
                ehci@0x40000 {
@@@ -275,7 -283,7 +275,7 @@@
                        encoder-slave = <&adv7511>;
                        clocks = <&pguclk>;
                        clock-names = "pxlclk";
- 
+                       memory-region = <&frame_buffer>;
                        port {
                                pgu_output: endpoint {
                                        remote-endpoint = <&adv7511_input>;