From c44bd7dd5af420912d96bae75589a837ac0a434a Mon Sep 17 00:00:00 2001
From: dchvs <daniel.chaves@ridgerun.com>
Date: Tue, 2 Mar 2021 05:24:31 +0000
Subject: [PATCH]

---
 Development.md | 52 ++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 50 insertions(+), 2 deletions(-)

diff --git a/Development.md b/Development.md
index da7b8af..bdd362e 100644
--- a/Development.md
+++ b/Development.md
@@ -1,6 +1,6 @@
 Site under construct.
 
-### Adding a submodule
+### Add submodule
 
 ```
 cd spiri-project/
@@ -12,10 +12,58 @@ git submodule add  -b 4.4.1/feature/install-script-on-level2-directory  https://
 git submodule add  -b 4.4.1/feature/install-script-on-level2-directory  https://git.spirirobotics.com/dchvs/CTI-L4T.git CTI-L4T
 ```
 
-### Adding a Driver
+### Add Driver
 
 ```
 kernel/kernel-4.9/arch/arm64/boot/dts/Makefile
+
+Add the following content before `DTB_LIST += $(dtb-y)`:
++######### Include RidgeRun
++LI_MT9M021_PATH=$(tegra-rel-dtstree)/../../source/drivers/li-mt9m021/hardware/nvidia-spiri
++LI_MT9M021_MAKEFILE_PATH=$(tegra-dtstree)/../../../drivers/li-mt9m021/hardware/nvidia-spiri/platform/
++#LI_MT9M021_PATH=$(tegra-rel-dtstree)/../source/li-mt9m021/hardware/nvidia-spiri
++#LI_MT9M021_MAKEFILE_PATH=$(tegra-dtstree)/../../li-mt9m021/hardware/nvidia-spiri/platform/
++
++dtb-y :=
++dts_makefile=$(foreach d,$(wildcard $1*), $(call dts_makefile,$(d)/,$(2)) $(if $(findstring Makefile,$(d)),$(d)))
++dts_mfiles_d = $(call dts_makefile, $(LI_MT9M021_MAKEFILE_PATH), Makefile)
++
++ifneq ($(dts_mfiles_d),)
++dts-include :=  
++include $(dts_mfiles_d)
++
++dtb-y := $(addprefix $(LI_MT9M021_PATH)/,$(dtb-y))
++dtbo-y := $(addprefix $(LI_MT9M021_PATH)/,$(dtbo-y))
++
++ifneq ($(dts-include),)
++DTC_FLAGS += $(addprefix -i $(LI_MT9M021_PATH)/,$(dts-include))
++DTCCPP_FLAGS += $(addprefix -I$(LI_MT9M021_PATH)/,$(dts-include))
++
++DTC_FLAGS += -i $(LI_MT9M021_MAKEFILE_PATH)/../soc/t18x/kernel-include
++DTC_FLAGS += -i $(LI_MT9M021_MAKEFILE_PATH)/../soc/t18x/kernel-dts
++DTC_FLAGS += -i $(LI_MT9M021_MAKEFILE_PATH)/t18x/common/kernel-dts
++DTC_FLAGS += -i $(LI_MT9M021_MAKEFILE_PATH)/t18x/quill/kernel-dts
++DTCCPP_FLAGS += -I$(LI_MT9M021_MAKEFILE_PATH)/../soc/t18x/kernel-include
++DTCCPP_FLAGS += -I$(LI_MT9M021_MAKEFILE_PATH)/../soc/t18x/kernel-dts
++DTCCPP_FLAGS += -I$(LI_MT9M021_MAKEFILE_PATH)/t18x/common/kernel-dts
++DTCCPP_FLAGS += -I$(LI_MT9M021_MAKEFILE_PATH)/t18x/quill/kernel-dts
++endif
++endif
++
++DTB_LIST += $(dtb-y)
++DTB_NEW_RULE_LIST += $(dtb-y)
++DTBO_LIST += $(dtbo-y)
++DTBO_NEW_RULE_LIST += $(dtbo-y)
++
+
 kernel/kernel-4.9/Makefile
+
++LI_MT9M021_KERNEL_PATH=./li-mt9m021/kernel/nvidia-spiri
++KERNEL_OVERLAYS += $(CURDIR)/../../../drivers/$(LI_MT9M021_KERNEL_PATH)
++LI_EG25G_KERNEL_PATH=./eg25-g/kernel/kernel-4.9-spiri
++KERNEL_OVERLAYS += $(CURDIR)/../../../drivers/$(LI_EG25G_KERNEL_PATH)
+
 kernel/kernel-4.9/arch/arm64/configs/tegra_defconfig
++CONFIG_VIDEO_I2C_SPIRI_CAM=y
+
 ```
\ No newline at end of file