add support for rockpi4-plus

5 files changed, 90 insertions, 0 deletions

diff --git a/target/aarch64/Makefile b/target/aarch64/Makefile
index b470e2975..0106bd609 100644
--- a/target/aarch64/Makefile
+++ b/target/aarch64/Makefile
@@ -24,6 +24,10 @@ ifeq ($(ADK_TARGET_BOARD_BCM28XX),y)
 	@echo "Use following command to install it on SD card:"
 	@echo "sudo ./scripts/install.sh $(ADK_TARGET_SYSTEM) /dev/sdX $(FW_DIR)/$(ROOTFSTARBALL)"
 endif
+ifeq ($(ADK_TARGET_SYSTEM_ROCKPI4_PLUS),y)
+	@echo "Use following command to install it on SD card:"
+	@echo "sudo ./scripts/install.sh $(ADK_TARGET_SYSTEM) /dev/sdX $(FW_DIR)/$(ROOTFSTARBALL)"
+endif
 ifeq ($(ADK_TARGET_QEMU),y)
 	@echo 'The kernel file is: $(FW_DIR)/${TARGET_KERNEL}'
 	@echo "Use following command to create a QEMU Image:"
@@ -54,6 +58,12 @@ ifeq ($(ADK_TARGET_QEMU),y)
 	@echo 'qemu-system-${ADK_TARGET_CPU_ARCH} ${QEMU_ARGS} -kernel $(FW_DIR)/$(TARGET_KERNEL)'
 endif
 endif
+ifeq ($(ADK_TARGET_FS),genimage)
+targethelp:
+	@echo "The disk image is: $(FW_DIR)/sdcard.img"
+	@echo "Use following command to install it on SD card:"
+	@echo 'sudo dd if=$(FW_DIR)/sdcard.img of=/dev/sdX bs=2048k'
+endif
 
 kernel-strip:
 	@cp $(KERNEL) $(BUILD_DIR)/$(TARGET_KERNEL)
@@ -74,6 +84,13 @@ ifeq ($(ADK_TARGET_BOARD_BCM28XX),y)
 		break; \
 	done
 endif
+ifeq ($(ADK_TARGET_SYSTEM_ROCKPI4_PLUS),y)
+	${KERNEL_MAKE} rockchip/rk3399-rock-pi-4c-plus.dtb $(MAKE_TRACE)
+endif
+	for x in $(LINUX_DIR)/arch/arm64/boot/dts/*/*.dtb; do \
+		[[ -e "$$x" ]] && cp $(LINUX_DIR)/arch/arm64/boot/dts/*/*.dtb $(FW_DIR); \
+		break; \
+	done
 
 # filesystem specific targets
 ifeq ($(ADK_TARGET_FS),archive)
@@ -88,3 +105,6 @@ endif
 ifeq ($(ADK_TARGET_FS),initramfspiggyback)
 imageinstall: createinitramfs targethelp
 endif
+ifeq ($(ADK_TARGET_FS),genimage)
+imageinstall: dtb-install $(FW_DIR)/$(GENIMAGE) targethelp
+endif
diff --git a/target/aarch64/kernel/rockpi4-plus b/target/aarch64/kernel/rockpi4-plus
new file mode 100644
index 000000000..5faf024de
--- /dev/null
+++ b/target/aarch64/kernel/rockpi4-plus
@@ -0,0 +1,5 @@
+CONFIG_ARM64=y
+CONFIG_ARCH_ROCKCHIP=y
+CONFIG_SERIAL_8250=y
+CONFIG_SERIAL_8250_CONSOLE=y
+CONFIG_SERIAL_OF_PLATFORM=y
diff --git a/target/aarch64/rockpi4-plus/extlinux.conf b/target/aarch64/rockpi4-plus/extlinux.conf
new file mode 100644
index 000000000..162cf49d7
--- /dev/null
+++ b/target/aarch64/rockpi4-plus/extlinux.conf
@@ -0,0 +1,4 @@
+label rockpi4-plus-openadk
+  kernel /kernel
+  devicetree /rk3399-rock-pi-4c-plus.dtb
+  append console=ttyS2,115200n8 rw rootwait
diff --git a/target/aarch64/rockpi4-plus/genimage.cfg b/target/aarch64/rockpi4-plus/genimage.cfg
new file mode 100644
index 000000000..6c93aa58c
--- /dev/null
+++ b/target/aarch64/rockpi4-plus/genimage.cfg
@@ -0,0 +1,39 @@
+image boot.vfat {
+	vfat {
+		files = {
+			"kernel",
+			"rk3399-rock-pi-4c-plus.dtb",
+			"extlinux"
+		}
+	}
+
+	size = 112M
+}
+
+image sdcard.img {
+	hdimage {
+		partition-table-type = "gpt"
+	}
+
+	partition loader1 {
+		image = "idbloader.img"
+		offset = 32K
+	}
+
+	partition loader2 {
+		image = "u-boot.itb"
+		offset = 8M
+	}
+
+	partition boot {
+		partition-type-uuid = F
+		bootable = "true"
+		image = "boot.vfat"
+		offset = 16M
+	}
+
+	partition rootfs {
+		partition-type-uuid = b921b045-1df0-41c3-af44-4c6f280d3fae
+		image = "rootfs.ext"
+	}
+}
diff --git a/target/aarch64/systems/rockpi4-plus b/target/aarch64/systems/rockpi4-plus
new file mode 100644
index 000000000..650f98bf1
--- /dev/null
+++ b/target/aarch64/systems/rockpi4-plus
@@ -0,0 +1,22 @@
+config ADK_TARGET_SYSTEM_ROCKPI4_PLUS
+	bool "Rock PI 4 Plus"
+	depends on ADK_TARGET_OS_LINUX
+	select ADK_TARGET_LITTLE_ENDIAN
+	select ADK_TARGET_CPU_AARCH64_CORTEX_A53
+	select ADK_TARGET_WITH_VGA
+	select ADK_TARGET_WITH_SERIAL
+	select ADK_TARGET_WITH_CPU_FREQ
+	select ADK_TARGET_WITH_USB
+	select ADK_TARGET_WITH_INPUT
+	select ADK_TARGET_WITH_SD
+	select ADK_TARGET_WITH_I2C
+	select ADK_TARGET_WITH_SPI
+	select ADK_TARGET_WITH_SMP
+	select ADK_TARGET_WITH_NET
+	select ADK_TARGET_WITH_NETDEVICE
+	select ADK_TARGET_WITH_BLOCK
+	select ADK_TARGET_WITH_SOUND
+	select ADK_TARGET_KERNEL_IMAGE
+	help
+	  Rock PI 4 Plus
+