From: Jan Čermák Date: Wed, 30 Apr 2025 17:15:35 +0000 (+0200) Subject: configs: rpi: set NR_DRAM_BANKS to 8 to accommodate RAM on 16GB models X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0cd85170cfbe843c0927305ecabc9f772a76f58c;p=pandora-u-boot.git configs: rpi: set NR_DRAM_BANKS to 8 to accommodate RAM on 16GB models Raspberry Pi 5 can now have up to 16 GiB of RAM where the memory spans 8 DRAM banks in total. Increase the config value to 8 to initialize the whole RAM. Without this change, kernel only sees 8 GiB of RAM on the 16 GiB CM5 as reported in [1]. [1] https://github.com/home-assistant/operating-system/issues/3989 Signed-off-by: Jan Čermák Reviewed-by: Matthias Brugger --- diff --git a/configs/rpi_arm64_defconfig b/configs/rpi_arm64_defconfig index 9fe5d177943..69e8e72c5d7 100644 --- a/configs/rpi_arm64_defconfig +++ b/configs/rpi_arm64_defconfig @@ -2,6 +2,7 @@ CONFIG_ARM=y 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