Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 40d027c5 authored by Rajeshwar Kurapaty's avatar Rajeshwar Kurapaty
Browse files

ARM: dts: msm: Add secure display heap configuration for holi 

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

Change-Id: I19ae73eb8da6780e94b3f15b1c8c2cc9ed05615b
parent 6f50ad5b

qcom/holi-ion.dtsi

+6 −0
Original line number Diff line number Diff line
@@ -15,5 +15,11 @@ 
			reg = <ION_SECURE_HEAP_ID>;

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

		};



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

			reg = <10>;

			memory-region = <&secure_display_memory>;

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

		};

	};

};

qcom/holi.dtsi

+8 −0
Original line number Diff line number Diff line
@@ -266,6 +266,14 @@ 
			reg = <0x0 0xd0000000 0x0 0xa600000>;

		};



		secure_display_memory: secure_display_region {

			compatible = "shared-dma-pool";

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

			reusable;

			alignment = <0 0x400000>;

			size = <0 0x5c00000>;

		};



		/* global autoconfigured region for contiguous allocations */

		linux,cma {

			compatible = "shared-dma-pool";