[PATCH] Add support for Renesas rzt2h-evk platform

rzt2h-evk is the new reference platform for CIP project.
It uses Renesas RZ/T2H SoC, based on armv8.2 architecture.
This platform is only supported from CIP Linux 6.12.

Signed-off-by: Hung Tran <[email protected]>
---
 Kconfig                           | 14 ++++++++++----
 conf/machine/rzt2h-evk.conf       | 18 ++++++++++++++++++
 kas/board/rzt2h-evk.yml           | 15 +++++++++++++++
 wic/rzt2h-evk-efibootguard.wks.in | 14 ++++++++++++++
 wic/rzt2h-evk.wks                 | 17 +++++++++++++++++
 5 files changed, 74 insertions(+), 4 deletions(-)
 create mode 100644 conf/machine/rzt2h-evk.conf
 create mode 100644 kas/board/rzt2h-evk.yml
 create mode 100644 wic/rzt2h-evk-efibootguard.wks.in
 create mode 100644 wic/rzt2h-evk.wks

diff --git a/Kconfig b/Kconfig
index 44f2337..879a31d 100644
--- a/Kconfig
+++ b/Kconfig
@@ -119,6 +119,11 @@ config TARGET_BEAGLEV_FIRE
 	select ARCH_RISCV64
 	select HAS_SWUPDATE
 
+config TARGET_RZT2H
+	bool "RZ/T2H EVK"
+	select ARCH_ARM64
+	select HAS_SWUPDATE
+
 endchoice
 
 config KAS_INCLUDE_BOARD
@@ -134,6 +139,7 @@ config KAS_INCLUDE_BOARD
 	default "kas/board/iwg20m.yml" if TARGET_IWG20D
 	default "kas/board/qemu-riscv64.yml" if TARGET_QEMU_RISCV64
 	default "kas/board/beaglev-fire.yml" if TARGET_BEAGLEV_FIRE
+	default "kas/board/rzt2h-evk.yml" if TARGET_RZT2H
 
 comment "Kernel options"
 
@@ -144,21 +150,21 @@ choice
 config KERNEL_4_4
 	bool "Kernel 4.4.x-cip"
 	depends on !ARCH_ARM64 && !ARCH_RISCV64
-	depends on !TARGET_TI_AM62PX_SK
+	depends on !TARGET_TI_AM62PX_SK && !TARGET_RZT2H
 	depends on !DEBIAN_TRIXIE
 
 config KERNEL_4_19
 	bool "Kernel 4.19.x-cip"
 	depends on !ARCH_RISCV64
-	depends on !TARGET_TI_AM62PX_SK
+	depends on !TARGET_TI_AM62PX_SK && !TARGET_RZT2H
 
 config KERNEL_5_10
 	bool "Kernel 5.10.x-cip"
-	depends on !TARGET_TI_AM62PX_SK && !TARGET_BEAGLEV_FIRE
+	depends on !TARGET_TI_AM62PX_SK && !TARGET_BEAGLEV_FIRE && !TARGET_RZT2H
 
 config KERNEL_6_1
 	bool "Kernel 6.1.x-cip"
-	depends on !TARGET_TI_AM62PX_SK && !TARGET_BEAGLEV_FIRE
+	depends on !TARGET_TI_AM62PX_SK && !TARGET_BEAGLEV_FIRE && !TARGET_RZT2H
 
 config KERNEL_6_12
 	bool "Kernel 6.12.x-cip"
diff --git a/conf/machine/rzt2h-evk.conf b/conf/machine/rzt2h-evk.conf
new file mode 100644
index 0000000..5cfbfa5
--- /dev/null
+++ b/conf/machine/rzt2h-evk.conf
@@ -0,0 +1,18 @@
+#
+# CIP Core, generic profile
+#
+# Copyright (c) 2026 Renesas Electronics Corporation
+#
+# Authors:
+#  Hung Tran <[email protected]>
+#
+# SPDX-License-Identifier: MIT
+#
+
+DISTRO_ARCH = "arm64"
+
+IMAGE_FSTYPES ?= "wic"
+
+USE_CIP_KERNEL_CONFIG = "1"
+DTB_FILES = "r9a09g077m44-rzt2h-evk.dtb"
+IMAGE_BOOT_FILES = "${KERNEL_IMAGE} ${DTB_FILES}"
diff --git a/kas/board/rzt2h-evk.yml b/kas/board/rzt2h-evk.yml
new file mode 100644
index 0000000..90261dc
--- /dev/null
+++ b/kas/board/rzt2h-evk.yml
@@ -0,0 +1,15 @@
+#
+# CIP Core, generic profile
+#
+# Copyright (c) 2026 Renesas Electronics Corporation
+#
+# Authors:
+#  Hung Tran <[email protected]>
+#
+# SPDX-License-Identifier: MIT
+#
+
+header:
+  version: 14
+
+machine: rzt2h-evk
diff --git a/wic/rzt2h-evk-efibootguard.wks.in b/wic/rzt2h-evk-efibootguard.wks.in
new file mode 100644
index 0000000..ca18bec
--- /dev/null
+++ b/wic/rzt2h-evk-efibootguard.wks.in
@@ -0,0 +1,14 @@
+# Copyright (c) 2026 Renesas Electronics Corporation
+#
+# SPDX-License-Identifier: MIT
+
+include ebg-sysparts.inc
+
+part --source rawcopy --sourceparams "file=${IMAGE_FULLNAME}.${RO_ROOTFS_TYPE}" --align 1024 --fixed-size 1G --uuid "${ABROOTFS_PART_UUID_A}" --part-type 0FC63DAF-8483-4772-8E79-3D69D8477DE4 --part-name systema
+part --source empty --sourceparams "${ABROOTFS_SOURCEPARAMS_B}" --align 1024 --fixed-size 1G --uuid "${ABROOTFS_PART_UUID_B}" --part-type 0FC63DAF-8483-4772-8E79-3D69D8477DE4 --part-name systemb
+
+# var and optional home are extra partitions
+${WIC_HOME_PARTITION}
+${WIC_VAR_PARTITION}
+
+bootloader --ptable gpt
diff --git a/wic/rzt2h-evk.wks b/wic/rzt2h-evk.wks
new file mode 100644
index 0000000..4a4af6c
--- /dev/null
+++ b/wic/rzt2h-evk.wks
@@ -0,0 +1,17 @@
+#
+# CIP Core, generic profile
+#
+# Copyright (c) 2026 Renesas Electronics Corporation
+#
+# Authors:
+#  Hung Tran <[email protected]>
+#
+# SPDX-License-Identifier: MIT
+#
+
+part /boot --source bootimg-partition --ondisk mmcblk0 --fstype vfat --label boot --align 1 --size 32M --extra-space 0 --fsuuid 0x4321dcba --use-uuid
+
+# Rootfs partition
+part / --source rootfs --ondisk mmcblk0 --fstype ext4 --label root --align 1024 --size 2G --active --fsuuid 1f55d66a-40d8-11ee-be56-0242ac120002 --use-uuid
+
+bootloader --ptable gpt
-- 
2.34.1