linux-kernel - [PATCH 3/3] plat-hikey: Add linaro,secure-heap compatible

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Date:   Fri,  5 Aug 2022 15:53:30 +0200
From:   Olivier Masse <olivier.masse@....com>
To:     sumit.semwal@...aro.org, benjamin.gaignard@...labora.com,
        Brian.Starkey@....com, christian.koenig@....com,
        linux-media@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linaro-mm-sig@...ts.linaro.org, linux-kernel@...r.kernel.org
Cc:     clement.faure@....com, olivier.masse@....com
Subject: [PATCH 3/3] plat-hikey: Add linaro,secure-heap compatible

Add DMABUF_HEAPS_SECURE in defconfig

Signed-off-by: Olivier Masse <olivier.masse@....com>
---
 arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts | 11 +++++++++++
 arch/arm64/configs/defconfig                   |  2 ++
 2 files changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
index 3df2afb2f637..e4af0d914279 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
@@ -258,6 +258,17 @@ optee {
 		};
 	};
 
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+
+		sdp@...00000 {
+			compatible = "linaro,secure-heap";
+			no-map;
+			reg = <0 0x3E800000 0 0x00400000>;
+		};
+	};
+
 	sound_card {
 		compatible = "audio-graph-card";
 		dais = <&i2s0_port0>;
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index c09b07c22d57..ffdc45acef94 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -1465,6 +1465,8 @@ CONFIG_CRYPTO_DEV_HISI_SEC2=m
 CONFIG_CRYPTO_DEV_HISI_ZIP=m
 CONFIG_CRYPTO_DEV_HISI_HPRE=m
 CONFIG_CRYPTO_DEV_HISI_TRNG=m
+CONFIG_DMABUF_HEAPS=y
+CONFIG_DMABUF_HEAPS_SECURE=y
 CONFIG_CMA_SIZE_MBYTES=32
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_KERNEL=y
-- 
2.25.0