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nvidia-oot: add tsec driver as oot module

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1. Add tsec device entry in the DT overlay file
2. Copy over the existing tsec driver source code
   and compile it when building with oot kernel
3. Add a dummy tsec folder with an empty Makefile
   which conveys that common driver source is used
   from kernel/nvidia/drivers/video/tegra/tsec

Bug 3817626

Change-Id: I7b3064fc08bf7507b7660985564bc6bc8eba86eb
Signed-off-by: Nikesh Oswal <noswal@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2793265
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Nikesh Oswal
2022-10-17 10:02:55 +00:00
committed by mobile promotions
parent 9bc606c24d
commit 6d2a57d57b
4 changed files with 29 additions and 0 deletions
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16
arch/arm64/boot/dts/nvidia/tegra234-soc-overlay.dtsi
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@@ -563,6 +563,22 @@
status = "okay";
};
tsec@15500000 {
compatible = "nvidia,tegra234-tsec";
reg = <0x15500000 0x00040000>;
interrupts = <0 228 0x04>;
resets = <&bpmp TEGRA234_RESET_TSEC>;
clocks = <&bpmp TEGRA234_CLK_TSEC>,
<&bpmp TEGRA234_CLK_FUSE>,
<&bpmp TEGRA234_CLK_TSEC_PKA>;
clock-names = "tsec", "efuse", "tsec_pka";
iommus = <&smmu_niso1 TEGRA234_SID_TSEC>;
nvidia,memory-controller = <&mc>;
dma-coherent;
status = "okay";
};
};
};

1
drivers/video/tegra/Makefile
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@@ -4,3 +4,4 @@
obj-m += nvmap/
obj-m += host/nvdla/
obj-m += host/pva/
obj-m += tsec/

9
drivers/video/tegra/tsec/Makefile Normal file
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@@ -0,0 +1,9 @@
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
# NOTE: Do not change or add anything in this makefile.
# The source code and makefile rules are copied from the
# kernel/nvidia/drivers/video/tegra/tsec. This file is
# just place-holder for empty makefile to avoid any build
# issue when copy is not done from command line and building
# the tree independent of source copy.

3
kernel-src-files-copy-list.txt
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@@ -19,6 +19,9 @@ nvidia/include/soc/tegra/fuse-helper.h include/soc/tegra/fuse-helper.h
# Files/directories for host1x module
nvidia/drivers/gpu/host1x drivers/gpu
# Files/directories for the tsec module
nvidia/drivers/video/tegra/tsec drivers/video/tegra
# Files/directories for host1x-nvhost module
nvidia/drivers/gpu/host1x-nvhost drivers/gpu
nvidia/include/linux/nvhost.h include/linux/nvhost.h