configs/ti_am62x_sk: new defconfig

Adds support for TI's SK-AM62 board by introducing the
am62x_sk_defconfig file and related support files.

More information about the board can be found at:
https://www.ti.com/tool/SK-AM62

Signed-off-by: Xuanhao Shi <x-shi@ti.com>
Signed-off-by: Andreas Dannenberg <dannenberg@ti.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

DEVELOPERS

@@ -132,10 +132,12 @@ F:	package/libxmlrpc/
 F:	package/python-docopt/
 
 N:	Anand Gadiyar <gadiyar@ti.com>
+F:	board/ti/am62x-sk/
 F:	board/ti/am64x-sk/
 F:	boot/ti-k3-boot-firmware/
 F:	boot/ti-k3-image-gen/
 F:	boot/ti-k3-r5-loader/
+F:	configs/ti_am62x_sk_defconfig
 F:	configs/ti_am64x_sk_defconfig
 
 N:	André Zwing <nerv@dawncrow.de>
@@ -3118,10 +3120,12 @@ N:	Wojciech Niziński <niziak@spox.org>
 F:	package/fwup/
 
 N:	Xuanhao Shi <X15000177@gmail.com>
+F:	board/ti/am62x-sk/
 F:	board/ti/am64x-sk/
 F:	boot/ti-k3-boot-firmware/
 F:	boot/ti-k3-image-gen/
 F:	boot/ti-k3-r5-loader/
+F:	configs/ti_am62x_sk_defconfig
 F:	configs/ti_am64x_sk_defconfig
 
 N:	Yair Ben Avraham <yairba@protonmail.com>

board/ti/am62x-sk/genimage.cfg

@@ -0,0 +1,27 @@
+image boot.vfat {
+	vfat {
+		files = {
+			"tiboot3.bin",
+			"tispl.bin",
+			"u-boot.img",
+		}
+	}
+
+	size = 16M
+}
+
+image sdcard.img {
+	hdimage {
+	}
+
+	partition u-boot {
+		partition-type = 0xC
+		bootable = "true"
+		image = "boot.vfat"
+	}
+
+	partition rootfs {
+		partition-type = 0x83
+		image = "rootfs.ext4"
+	}
+}

board/ti/am62x-sk/readme.txt

@@ -0,0 +1,34 @@
+Texas Instuments SK-AM62 Test and Development Board
+
+Description
+===========
+
+This configuration will build a complete image for the TI SK-AM62
+board: https://www.ti.com/tool/SK-AM62.
+
+How to Build
+============
+
+Select the default configuration for the target:
+
+$ make am62x_sk_defconfig
+
+Optional: modify the configuration:
+
+$ make menuconfig
+
+Build:
+
+$ make
+
+To copy the resultimg output image file to an SD card use dd:
+
+$ dd if=output/images/sdcard.img of=/dev/sdX bs=1M
+
+How to Run
+==========
+
+Insert the SD card into the SK-AM62 board, and power it up through the
+USB Type-C connector. The system should come up. You can use a
+micro-USB cable to connect to the connector labeled UART to
+communicate with the board.

configs/ti_am62x_sk_defconfig

@@ -0,0 +1,43 @@
+BR2_aarch64=y
+BR2_ROOTFS_POST_IMAGE_SCRIPT="support/scripts/genimage.sh"
+BR2_ROOTFS_POST_SCRIPT_ARGS="-c board/ti/am62x-sk/genimage.cfg"
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_USE_ARCH_DEFAULT_CONFIG=y
+BR2_LINUX_KERNEL_DTS_SUPPORT=y
+BR2_LINUX_KERNEL_INTREE_DTS_NAME="ti/k3-am625-sk"
+BR2_LINUX_KERNEL_INSTALL_TARGET=y
+BR2_PACKAGE_LINUX_FIRMWARE=y
+BR2_PACKAGE_LINUX_FIRMWARE_TI_WL18XX=y
+BR2_TARGET_ROOTFS_EXT2=y
+BR2_TARGET_ROOTFS_EXT2_4=y
+BR2_TARGET_ROOTFS_EXT2_SIZE="256M"
+BR2_TARGET_ARM_TRUSTED_FIRMWARE=y
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_CUSTOM_VERSION=y
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_CUSTOM_VERSION_VALUE="v2.7"
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_PLATFORM="k3"
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_TARGET_BOARD="lite"
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_BL32_OPTEE=y
+BR2_TARGET_OPTEE_OS=y
+BR2_TARGET_OPTEE_OS_PLATFORM="k3"
+BR2_TARGET_TI_K3_IMAGE_GEN=y
+BR2_TARGET_TI_K3_IMAGE_GEN_SOC_AM62X=y
+BR2_TARGET_TI_K3_IMAGE_GEN_SECTYPE_GP=y
+BR2_TARGET_TI_K3_R5_LOADER=y
+BR2_TARGET_TI_K3_R5_LOADER_BOARD_DEFCONFIG="am62x_evm_r5"
+BR2_TARGET_UBOOT=y
+BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
+BR2_TARGET_UBOOT_CUSTOM_VERSION=y
+BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2022.10"
+BR2_TARGET_UBOOT_BOARD_DEFCONFIG="am62x_evm_a53"
+BR2_TARGET_UBOOT_NEEDS_DTC=y
+BR2_TARGET_UBOOT_NEEDS_OPENSSL=y
+BR2_TARGET_UBOOT_NEEDS_ATF_BL31=y
+BR2_TARGET_UBOOT_NEEDS_TI_K3_DM=y
+# BR2_TARGET_UBOOT_FORMAT_BIN is not set
+BR2_TARGET_UBOOT_FORMAT_IMG=y
+BR2_TARGET_UBOOT_SPL=y
+BR2_TARGET_UBOOT_SPL_NAME="tispl.bin"
+BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS="TEE=$(BINARIES_DIR)/tee-pager_v2.bin"
+BR2_PACKAGE_HOST_DOSFSTOOLS=y
+BR2_PACKAGE_HOST_GENIMAGE=y
+BR2_PACKAGE_HOST_MTOOLS=y