Re: [DistroKit] [PATCH v1 1/5] tf-a: add patch to auto-detect the correct UART on i.MX8M

[Ahmad Fatoum <a.fatoum@pengutronix.de>]

Hello Leonard,

On 11.01.24 16:01, Leonard Göhrs wrote:
> diff --git a/configs/platform-v8a/platformconfig b/configs/platform-v8a/platformconfig
> index b71b361..6925dac 100644
> --- a/configs/platform-v8a/platformconfig
> +++ b/configs/platform-v8a/platformconfig
> @@ -216,7 +216,7 @@ PTXCONF_TF_A_ARM_ARCH_MAJOR_8=y
>  PTXCONF_TF_A_ARM_ARCH_MAJOR=8
>  PTXCONF_TF_A_PLATFORMS="imx8mq imx8mm imx8mn imx8mp"
>  PTXCONF_TF_A_ARM_ARCH_MINOR=0
> -PTXCONF_TF_A_EXTRA_ARGS=""
> +PTXCONF_TF_A_EXTRA_ARGS="IMX_BOOT_UART_BASE=0"

Patches below add auto as alias for 0. I think that would be better as to be
more descriptive.

> +diff --git a/plat/imx/imx8m/imx8mm/platform.mk b/plat/imx/imx8m/imx8mm/platform.mk
> +index 22791fda4c2c..1b4a1f2f37c7 100644
> +--- a/plat/imx/imx8m/imx8mm/platform.mk
> ++++ b/plat/imx/imx8m/imx8mm/platform.mk
> +@@ -159,6 +159,9 @@ BL32_SIZE		?=	0x2000000
> + $(eval $(call add_define,BL32_SIZE))
> + 
> + IMX_BOOT_UART_BASE	?=	0x30890000
> ++ifeq (${IMX_BOOT_UART_BASE},auto)
> ++    override IMX_BOOT_UART_BASE	:=	0
> ++endif

Here ^.

Cheers,
Ahmad

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