configs/raspberrypi5: install Raspberry Pi 500 device-tree blob

This installs the device-tree blob for the Raspberry Pi 500.

Signed-off-by: Gaël PORTAY <gael.portay+rtone@gmail.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>
(cherry picked from commit ace394e91143dfb9d069eaff878e7db3170e36b2)
Signed-off-by: Thomas Perale <thomas.perale@mind.be>

board/raspberrypi/readme.txt

@@ -19,6 +19,7 @@ These instructions apply to all models of the Raspberry Pi:
   - the model CM4 (aka Raspberry Pi Compute Module 4 and IO Board).
   - the model CM4s (aka Raspberry Pi Compute Module 4s).
   - the model B5 (aka Raspberry Pi 5).
+  - the model 500 (aka Raspberry Pi 500).
 
 How to build it
 ===============
@@ -77,7 +78,7 @@ or for CM4 (on IO Board - 64 bit):
 
   $ make raspberrypicm4io_64_defconfig
 
-For model 5 B:
+For model 5 B and 500:
 
   $ make raspberrypi5_defconfig
 
@@ -117,6 +118,7 @@ After building, you should obtain this tree:
     +-- bcm2711-rpi-cm4s.dtb        [1]
     +-- bcm2712-rpi-5-b.dtb         [1]
     +-- bcm2712d0-rpi-5-b.dtb       [1]
+    +-- bcm2712-rpi-500.dtb         [1]
     +-- boot.vfat
     +-- rootfs.ext4
     +-- rpi-firmware/

configs/raspberrypi5_defconfig

@@ -13,7 +13,7 @@ BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,raspberrypi,linux,576cc1
 BR2_LINUX_KERNEL_DEFCONFIG="bcm2712"
 BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="board/raspberrypi/linux-4k-page-size.fragment"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
-BR2_LINUX_KERNEL_INTREE_DTS_NAME="broadcom/bcm2712-rpi-5-b broadcom/bcm2712d0-rpi-5-b"
+BR2_LINUX_KERNEL_INTREE_DTS_NAME="broadcom/bcm2712-rpi-5-b broadcom/bcm2712d0-rpi-5-b broadcom/bcm2712-rpi-500"
 BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y
 BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
 BR2_PACKAGE_XZ=y