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Commit ae0539a5 authored by Akshay Chandrashekhar Kalghatgi's avatar Akshay Chandrashekhar Kalghatgi
Browse files

ARM: dts: msm: Add dt entries for Secure display heap 



Adding dt entries for Secure display heap for secure usecases.

Change-Id: I50ca8f19e373fd859a865e491e951bcf4e9d4ae2
Signed-off-by: default avatarAkshay Chandrashekhar Kalghatgi <akalghat@codeaurora.org>
parent 12041320

arch/arm64/boot/dts/qcom/kona-ion.dtsi

+6 −0
Original line number Diff line number Diff line
@@ -42,5 +42,11 @@ 
			memory-region = <&sp_mem>;

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

		};



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

			reg = <10>;

			memory-region = <&secure_display_memory>;

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

		};

	};

};

arch/arm64/boot/dts/qcom/kona.dtsi

+8 −0
Original line number Diff line number Diff line
@@ -637,6 +637,14 @@ 
			size = <0x0 0x1000000>;

		};



		secure_display_memory: secure_display_region { /* Secure UI */

			compatible = "shared-dma-pool";

			alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>;

			reusable;

			alignment = <0x0 0x400000>;

			size = <0x0 0xA000000>;

		};



		/* global autoconfigured region for contiguous allocations */

		linux,cma {

			compatible = "shared-dma-pool";