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Commit 91625086 authored by Rajeshwar Kurapaty's avatar Rajeshwar Kurapaty
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ARM: dts: msm: Add secure display heap configuration for LAGOON 

Add secure display heap configuration to enable secure memory
allocations for secure display/camera usecases.

Change-Id: If412b4bbab2681d305e2075f9a2512e63b759036
parent 05d8fdcf

qcom/lagoon-ion.dtsi

+6 −0
Original line number Diff line number Diff line
@@ -22,5 +22,11 @@ 
				token = <0x20000000>;

			};

		};



		qcom,ion-heap@10 { /* SECURE DISPLAY HEAP */

			reg = <10>;

			memory-region = <&secure_display_memory>;

			qcom,ion-heap-type = "HYP_CMA";

		};

	};

};

qcom/lagoon.dtsi

+8 −0
Original line number Diff line number Diff line
@@ -435,6 +435,14 @@ 
			reg = <0x0 0x9f400000 0x0 0x1e00000>;

		};



		secure_display_memory: secure_display_region {

			compatible = "shared-dma-pool";

			alloc-ranges = <0 0x00000000 0 0xffffffff>;

			reusable;

			alignment = <0 0x400000>;

			size = <0 0x8c00000>;

		};



		/* global autoconfigured region for contiguous allocations */

		linux,cma {

			compatible = "shared-dma-pool";