Merge tag 'rpi-2025.07-rc4' of https://source.denx.de/u-boot/custodians/u-boot-raspberrypi

Updates for RPi for 2025.07-rc5:

- configs: rpi: set NR_DRAM_BANKS to 8 to accommodate RAM on 16GB models
diff --git a/configs/rpi_arm64_defconfig b/configs/rpi_arm64_defconfig
index 9fe5d17..69e8e72 100644
--- a/configs/rpi_arm64_defconfig
+++ b/configs/rpi_arm64_defconfig
@@ -2,6 +2,7 @@
 CONFIG_POSITION_INDEPENDENT=y
 CONFIG_ARCH_BCM283X=y
 CONFIG_TARGET_RPI_ARM64=y
+CONFIG_NR_DRAM_BANKS=8
 CONFIG_ENV_SIZE=0x4000
 CONFIG_DEFAULT_DEVICE_TREE="bcm2711-rpi-4-b"
 CONFIG_OF_LIBFDT_OVERLAY=y