[PATCH next] arm: mach-k3: use Kconfig options for ATF/OPTEE size
Francesco Dolcini
francesco at dolcini.it
Wed Mar 11 07:34:54 CET 2026
On Tue, Mar 10, 2026 at 02:36:27PM +0530, Anshul Dalal wrote:
> The reserved memory sizes for ATF and OPTEE were hard-coded for K3
> devices, this patch replaces them with a Kconfig option allowing for
> easier modifications.
>
> Signed-off-by: Anshul Dalal <anshuld at ti.com>
...
> diff --git a/arch/arm/mach-k3/Kconfig b/arch/arm/mach-k3/Kconfig
> index 1b8c0b1eb96..ba1130a7996 100644
> --- a/arch/arm/mach-k3/Kconfig
> +++ b/arch/arm/mach-k3/Kconfig
> @@ -130,6 +130,14 @@ config K3_ATF_LOAD_ADDR
> The load address for the ATF image. This value is used to build the
> FIT image header that places ATF in memory where it will run.
>
> +config K3_ATF_RESERVED_SIZE
> + hex "Reserved DDR size for ATF"
> + default 0x80000 if (SOC_K3_AM625 || SOC_K3_AM62A7 || SOC_K3_AM62P5 || SOC_K3_J722S)
> + default 0x20000
This means that J784S4 has 0x20000? Is this wanted?
Francesco
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