arm: dts: rk3288-evb: add ion support

Change-Id: Icbdba5ef01681e4ab107a5af295cfa9e51215288
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>

diff --git a/arch/arm/boot/dts/rk3288-evb.dtsi b/arch/arm/boot/dts/rk3288-evb.dtsi
index e3ac6c5e717f2fe7021ebba66ee57ee89cc5f5a8..41b8eae3304cf3ef1e80d7d9ab5492551928cb60 100644 (file)
--- a/arch/arm/boot/dts/rk3288-evb.dtsi
+++ b/arch/arm/boot/dts/rk3288-evb.dtsi
@@ -49,6 +49,38 @@
                bootargs = "earlycon=uart8250,mmio32,0xff690000 swiotlb=1";
        };
 
+       reserved-memory {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges;
+
+               drm_logo: drm-logo@00000000 {
+                       compatible = "rockchip,drm-logo";
+                       reg = <0x0 0x0>;
+               };
+
+               /* global autoconfigured region for contiguous allocations */
+               linux,cma {
+                       compatible = "shared-dma-pool";
+                       reusable;
+                       size = <0x0 0x2000000>;
+                       linux,cma-default;
+               };
+       };
+
+       ion {
+               compatible = "rockchip,ion";
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               cma-heap {
+                       reg = <0x00000000 0x2000000>;
+               };
+
+               system-heap {
+               };
+       };
+
        backlight: backlight {
                compatible = "pwm-backlight";
                brightness-levels = <