[Buildroot] [PATCH v3 3/3] board/radxa/rock5b: Add sdcard image scripts

[Kilian Zinnecker]

This patch adds post image scripts for the Radxa Rock 5B. They
generate an sdcard.img file, which can be flashed on an SD card to
boot the board.

Signed-off-by: Kilian Zinnecker <kilian.zinnecker at mail.de>
---
 board/radxa/rock5b/genimage.cfg   | 36 ++++++++++++++++++++++++
 board/radxa/rock5b/post-image.sh  | 24 ++++++++++++++++
 board/radxa/rock5b/rock5b.its     | 46 +++++++++++++++++++++++++++++++
 board/radxa/rock5b/uboot.fragment |  3 ++
 configs/rock5b_defconfig          |  5 ++++
 5 files changed, 114 insertions(+)
 create mode 100644 board/radxa/rock5b/genimage.cfg
 create mode 100755 board/radxa/rock5b/post-image.sh
 create mode 100644 board/radxa/rock5b/rock5b.its
 create mode 100644 board/radxa/rock5b/uboot.fragment

diff --git a/board/radxa/rock5b/genimage.cfg b/board/radxa/rock5b/genimage.cfg
new file mode 100644
index 0000000000..88a4f1ee9e
--- /dev/null
+++ b/board/radxa/rock5b/genimage.cfg
@@ -0,0 +1,36 @@
+# SD card image for Radxa Rock 5b
+
+image boot.vfat {
+	vfat {
+		file image.itb {
+			image = "image.itb"
+		}
+	}
+	size = 16M
+}
+
+image sdcard.img {
+	hdimage {
+		partition-table-type = "hybrid"
+	}
+
+	partition uboot {
+		in-partition-table = "false"
+		image = "u-boot-rockchip.bin"
+		offset = 32K
+		size = 12M
+	}
+
+	partition boot {
+		partition-type = "0xC"
+		bootable = "true"
+		image = "boot.vfat"
+		offset = 64M
+	}
+
+	partition rootfs {
+		partition-type = 0x83
+		image = "rootfs.ext2"
+		offset = 96M
+	}
+}
diff --git a/board/radxa/rock5b/post-image.sh b/board/radxa/rock5b/post-image.sh
new file mode 100755
index 0000000000..a9dce56d31
--- /dev/null
+++ b/board/radxa/rock5b/post-image.sh
@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+GENIMAGE_CFG="$(dirname $0)/genimage.cfg"
+GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp"
+
+# genimage needs u-boot-rockchip.bin
+
+cp ${BUILD_DIR}/uboot-2023.07-rc4/u-boot-rockchip.bin ${BINARIES_DIR}/
+
+gzip -fk ${BINARIES_DIR}/Image
+cp board/radxa/rock5b/rock5b.its ${BINARIES_DIR}
+(cd $BINARIES_DIR && mkimage -f rock5b.its image.itb)
+
+rm -rf "${GENIMAGE_TMP}"
+
+genimage \
+  --rootpath "${TARGET_DIR}" \
+  --tmppath "${GENIMAGE_TMP}" \
+  --inputpath "${BINARIES_DIR}" \
+  --outputpath "${BINARIES_DIR}" \
+  --config "${GENIMAGE_CFG}"
+
+RET=${?}
+exit ${RET}
diff --git a/board/radxa/rock5b/rock5b.its b/board/radxa/rock5b/rock5b.its
new file mode 100644
index 0000000000..d73659a56e
--- /dev/null
+++ b/board/radxa/rock5b/rock5b.its
@@ -0,0 +1,46 @@
+/dts-v1/;
+
+/ {
+	description = "Rock 5B FIT Image";
+	#address-cells = <1>;
+
+	images {
+		kernel {
+			description = "Kernel";
+			data = /incbin/("Image.gz");
+			type = "kernel";
+			arch = "arm64";
+			os = "linux";
+			compression = "gzip";
+			load = <0x0a200000>;
+			entry = <0x0a200000>;
+			hash {
+				algo = "sha256";
+			};
+		};
+		fdt {
+			description = "Device Tree";
+			data = /incbin/("rk3588-rock-5b.dtb");
+			type = "flat_dt";
+			arch = "arm64";
+			compression = "none";
+			load = <0x0e000000>;
+			entry = <0x0e000000>;
+			hash {
+				algo = "sha256";
+			};
+		};
+	};
+
+	configurations {
+		default = "standard";
+		standard {
+			description = "Standard Boot";
+			kernel = "kernel";
+			fdt = "fdt";
+			hash {
+				algo = "sha256";
+			};
+		};
+	};
+};
diff --git a/board/radxa/rock5b/uboot.fragment b/board/radxa/rock5b/uboot.fragment
new file mode 100644
index 0000000000..0613e0b772
--- /dev/null
+++ b/board/radxa/rock5b/uboot.fragment
@@ -0,0 +1,3 @@
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="root=/dev/mmcblk0p2 rw rootfstype=ext4 clkin_hz=(25000000) earlycon clk_ignore_unused earlyprintk console=ttyS2,1500000n8 rootwait"
+CONFIG_BOOTCOMMAND="fatload mmc 1:1 ${loadaddr} image.itb && bootm ${loadaddr}"
diff --git a/configs/rock5b_defconfig b/configs/rock5b_defconfig
index 8107bbd0a6..fb8ecf07e2 100644
--- a/configs/rock5b_defconfig
+++ b/configs/rock5b_defconfig
@@ -1,6 +1,8 @@
 BR2_aarch64=y
 BR2_cortex_a76_a55=y
 BR2_KERNEL_HEADERS_5_10=y
+BR2_ROOTFS_POST_IMAGE_SCRIPT="board/radxa/rock5b/post-image.sh"
+BR2_ROOTFS_POST_SCRIPT_ARGS=""
 BR2_TARGET_GENERIC_HOSTNAME="rock5b"
 BR2_TARGET_GENERIC_ISSUE="Rock 5b"
 BR2_SYSTEM_DHCP="eth0"
@@ -31,7 +33,10 @@ BR2_TARGET_UBOOT_NEEDS_OPENSSL=y
 BR2_TARGET_UBOOT_NEEDS_PYELFTOOLS=y
 BR2_TARGET_UBOOT_NEEDS_ROCKCHIP_RKBIN=y
 BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS="BL31=bl31.bin ROCKCHIP_TPL=ddr.bin"
+BR2_TARGET_UBOOT_CONFIG_FRAGMENT_FILES="board/radxa/rock5b/uboot.fragment"
+BR2_PACKAGE_HOST_UBOOT_TOOLS_FIT_SUPPORT=y
 BR2_PACKAGE_HOST_DOSFSTOOLS=y
 BR2_PACKAGE_HOST_DTC=y
+BR2_PACKAGE_HOST_GENIMAGE=y
 BR2_PACKAGE_HOST_MTOOLS=y
 BR2_PACKAGE_HOST_UBOOT_TOOLS=y
-- 
2.34.1