Rockchip: add RK3576 device

Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>

projects/Rockchip/devices/RK3576/README.md

@@ -0,0 +1,8 @@
+# RK3576
+
+Support for the RK3576 SoC
+
+**Build**
+
+* `PROJECT=Rockchip DEVICE=RK3576 ARCH=aarch64 UBOOT_SYSTEM=roc-pc make image`
+* `PROJECT=Rockchip DEVICE=RK3576 ARCH=aarch64 UBOOT_SYSTEM=rock-4d make image`

projects/Rockchip/devices/RK3576/config/kernel-firmware-any.dat

@@ -0,0 +1 @@
+arm/mali/*

projects/Rockchip/devices/RK3576/options

@@ -0,0 +1,37 @@
+################################################################################
+# setup device defaults
+################################################################################
+
+  # The TARGET_CPU variable controls which processor should be targeted for
+  # generated code.
+    case $TARGET_ARCH in
+      aarch64)
+        TARGET_CPU="cortex-a72.cortex-a53"
+        TARGET_CPU_FLAGS="+crc+crypto"
+        ;;
+      arm)
+        TARGET_KERNEL_ARCH="arm64"
+        TARGET_FLOAT="hard"
+        TARGET_CPU="cortex-a72.cortex-a53"
+        TARGET_CPU_FLAGS="+crc"
+        TARGET_FPU="crypto-neon-fp-armv8"
+        ;;
+    esac
+
+  # Kernel to use
+    LINUX="rockchip"
+
+  # Kernel target
+    KERNEL_TARGET="Image"
+
+  # Graphic drivers to use
+    GRAPHIC_DRIVERS="panfrost"
+
+  # kernel serial console
+    EXTRA_CMDLINE="earlycon console=uart8250,mmio32,0xfeb50000 console=tty0 coherent_pool=2M cec.debounce_ms=5000 mem=3838M systemd.debug_shell=ttyS2"
+
+  # set the addon project
+    ADDON_PROJECT="ARMv8"
+
+  # additional packages
+    ADDITIONAL_PACKAGES+=" pciutils"

scripts/uboot_helper

@@ -431,6 +431,16 @@ devices = \
         'soc': 'RK3566'
       },
     },
+    'RK3576': {
+      'roc-pc': {
+        'config': 'roc-pc-rk3576_defconfig',
+        'dtb': ''
+      },
+      'rock-4d': {
+        'config': 'rock-4d-rk3576_defconfig',
+        'dtb': ''
+      },
+    },
     'RK3588': {
       'armsom-sige7': {
         'config': 'sige7-rk3588_defconfig',