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Commit 0a87cd6b authored Jan 23, 2018 by Zhen Kong

ARM: dts: msm: Add support for new Qseecom_ta ion heap for sdm855



This new heap will be used by the qseecom to allocate memory for
loading trusted applications.

Change-Id: Ib27afc8b97ea53b1fc634ddf6e918490bb6a5d7c
Signed-off-by: Zhen Kong <zkong@codeaurora.org>

parent 456c150f

arch/arm64/boot/dts/qcom/sdm855-ion.dtsi

+7 −1

Original line number	Diff line number	Diff line
		/* Copyright (c) 2017, The Linux Foundation. All rights reserved.
		/* Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		@@ -33,6 +33,12 @@
		qcom,ion-heap-type = "DMA";
		};

		qcom,ion-heap@19 { /* QSEECOM TA HEAP */
		reg = <19>;
		memory-region = <&qseecom_ta_mem>;
		qcom,ion-heap-type = "DMA";
		};

		qcom,ion-heap@13 { /* SPSS HEAP */
		reg = <13>;
		memory-region = <&sp_mem>;

arch/arm64/boot/dts/qcom/sdm855.dtsi

+8 −0

Original line number	Diff line number	Diff line
		@@ -462,6 +462,14 @@
		size = <0x0 0x1400000>;
		};

		qseecom_ta_mem: qseecom_ta_region {
		compatible = "shared-dma-pool";
		alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>;
		reusable;
		alignment = <0x0 0x400000>;
		size = <0x0 0x1000000>;
		};

		sp_mem: sp_region { /* SPSS-HLOS ION shared mem */
		compatible = "shared-dma-pool";
		alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>;