rockchip: add FriendlyARM NanoPC T4 support

Hardware
--------
RockChip RK3399 ARM64 (6 cores)
4GB LPDDR3 RAM
1x 1000 Base-T
1 GPIO LED (status)
HDMI 2.0
3.5mm TRRS AV jack
Micro-SD slot
16GB eMMC
1x USB 3.0 Port
2x USB 2.0 Port
1x USB Type-C Port
1x M.2 PCI-E Port
AP6356S (BCM4356) SDIO WiFi & Bluetooth adapter
--------
Note: AP6356S is not supported yet due to the lack of firmware and NVRAM

Signed-off-by: Lu jicong <[email protected]>

target/linux/rockchip/image/armv8.mk

@@ -15,6 +15,14 @@ define Device/firefly_roc-rk3328-cc
 endef
 TARGET_DEVICES += firefly_roc-rk3328-cc
 
+define Device/friendlyarm_nanopc-t4
+  DEVICE_VENDOR := FriendlyARM
+  DEVICE_MODEL := NanoPC T4
+  SOC := rk3399
+  IMAGE/sysupgrade.img.gz := boot-common | boot-script | pine64-img | gzip | append-metadata
+endef
+TARGET_DEVICES += friendlyarm_nanopc-t4
+
 define Device/friendlyarm_nanopi-r2c
   DEVICE_VENDOR := FriendlyARM
   DEVICE_MODEL := NanoPi R2C

target/linux/rockchip/patches-5.15/109-nanopc-t4-add-led-aliases.patch

@@ -0,0 +1,16 @@
+--- a/arch/arm64/boot/dts/rockchip/rk3399-nanopc-t4.dts
++++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopc-t4.dts
+@@ -15,6 +15,13 @@
+ 	model = "FriendlyElec NanoPC-T4";
+ 	compatible = "friendlyarm,nanopc-t4", "rockchip,rk3399";
+ 
++	aliases {
++		led-boot = &status_led;
++		led-failsafe = &status_led;
++		led-running = &status_led;
++		led-upgrade = &status_led;
++	};
++
+ 	vcc12v0_sys: vcc12v0-sys {
+ 		compatible = "regulator-fixed";
+ 		regulator-always-on;

target/linux/rockchip/patches-6.1/109-nanopc-t4-add-led-aliases.patch

@@ -0,0 +1,16 @@
+--- a/arch/arm64/boot/dts/rockchip/rk3399-nanopc-t4.dts
++++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopc-t4.dts
+@@ -15,6 +15,13 @@
+ 	model = "FriendlyElec NanoPC-T4";
+ 	compatible = "friendlyarm,nanopc-t4", "rockchip,rk3399";
+ 
++	aliases {
++		led-boot = &status_led;
++		led-failsafe = &status_led;
++		led-running = &status_led;
++		led-upgrade = &status_led;
++	};
++
+ 	vcc12v0_sys: vcc12v0-sys {
+ 		compatible = "regulator-fixed";
+ 		regulator-always-on;