[PATCH 3/4] arm: mvebu: clearfog: Add defconfig for SPI booting

[Pali Rohár]

On Sunday 05 March 2023 21:30:59 Martin Rowe wrote:
> This new clearfog_spi_defconfig file is a copy of existing
> clearfog_defconfig file modified to instruct build system to generate
> final kwbimage for SPI booting and to store the environment in SPI.
> 
> Signed-off-by: Martin Rowe <martin.p.rowe at gmail.com>
> ---
>  configs/{clearfog_sata_defconfig => clearfog_spi_defconfig} | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>  copy configs/{clearfog_sata_defconfig => clearfog_spi_defconfig} (96%)
> 
> diff --git a/configs/clearfog_sata_defconfig b/configs/clearfog_spi_defconfig
> similarity index 96%
> copy from configs/clearfog_sata_defconfig
> copy to configs/clearfog_spi_defconfig
> index b11d8746b0..d6695f31e6 100644
> --- a/configs/clearfog_sata_defconfig
> +++ b/configs/clearfog_spi_defconfig
> @@ -10,7 +10,7 @@ CONFIG_NR_DRAM_BANKS=2
>  CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
>  CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0xff0000
>  CONFIG_TARGET_CLEARFOG=y
> -CONFIG_MVEBU_SPL_BOOT_DEVICE_SATA=y
> +CONFIG_ENV_SECT_SIZE=0x10000
>  CONFIG_DEFAULT_DEVICE_TREE="armada-388-clearfog"
>  CONFIG_SPL_TEXT_BASE=0x40000030
>  CONFIG_SPL_MMC=y
> @@ -19,6 +19,7 @@ CONFIG_SPL_STACK=0x4002c000
>  CONFIG_SPL=y
>  CONFIG_DEBUG_UART_BASE=0xf1012000
>  CONFIG_DEBUG_UART_CLOCK=250000000
> +CONFIG_SPL_LIBDISK_SUPPORT=y

I think you do not need libdisk support in SPL which loads main u-boot
from SPI.

>  CONFIG_SYS_LOAD_ADDR=0x800000
>  CONFIG_DEBUG_UART=y
>  CONFIG_AHCI=y
> @@ -48,6 +49,7 @@ CONFIG_CMD_USB=y
>  CONFIG_CMD_TFTPPUT=y
>  CONFIG_CMD_CACHE=y
>  CONFIG_CMD_TIME=y
> +CONFIG_MVEBU_SATA_BOOT=y

Should not be default bubt location SPI for SPI booting?

>  CONFIG_ENV_OVERWRITE=y
>  CONFIG_ENV_MIN_ENTRIES=128
>  CONFIG_ARP_TIMEOUT=200
> -- 
> 2.39.2
>