On Mon, Mar 03, 2025 at 07:16:03PM +0100, Stefan Eichenberger wrote:
> From: Stefan Eichenberger <stefan.eichenber...@toradex.com>
>
> The commit bc07851897bd ("board: ti: Pull redundant DDR functions to a
> common location and Fixup DDR size when ECC is enabled") broke DRAM
> support for the Verdin AM62. This was partially fixed with commit
> 3f866c47b582 ("board: verdin-am62: add dram_init_banksize"). However,
> because fixup_memory_node was not called, the Linux kernel was started
> with the wrong memory size on modules with less memory available. This
> resulted in boot failures. Fix this issue by calling fixup_memory_node
> in the board file.
>
> spl_perform_fixups will be called in the SPL and now sets the correct
> memory size in the device tree of U-Boot by calling fixup_memory_node.
> U-Boot will then adjust the memory sizes of Linux during bootm/booti in
> fdt_fixup_memory_banks. This chain ensures that U-Boot and Linux only
> use RAM that is actually available.
>
> Fixes: 3f866c47b582 ("board: verdin-am62: add dram_init_banksize")
> Fixes: bc07851897bd ("board: ti: Pull redundant DDR functions to a common
> location and Fixup DDR size when ECC is enabled")
> Signed-off-by: Stefan Eichenberger <stefan.eichenber...@toradex.com>
Acked-by: Francesco Dolcini <francesco.dolc...@toradex.com>
Tom: this is needed in master, this fixes a regression, preventing Linux
to boot, in v2025.04.
Thanks
Francesco
