Hi Masahiro,
On 07.09.2014 10:43, Masahiro Yamada wrote:
> This commit moves:
> CONFIG_OF_CONTROL
> CONFIG_OF_SEPARATE
> CONFIG_OF_EMBED
> CONFIG_OF_HOSTFILE
>
> Because these options are currently not supported for SPL,
> the "Device Tree Control" menu does not appear in the SPL
> configuration.
>
> Note:
> zynq-common.h should be adjusted so as not to change the
> default value of CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME.
>
> Signed-off-by: Masahiro Yamada <yamad...@jp.panasonic.com>
> Cc: Simon Glass <s...@chromium.org>
> Cc: Stephen Warren <swar...@nvidia.com>
> Cc: Minkyu Kang <mk7.k...@samsung.com>
> Cc: Michal Simek <michal.si...@xilinx.com>
> ---
[...]
> diff --git a/dts/Kconfig b/dts/Kconfig
> new file mode 100644
> index 0000000..98b2357
> --- /dev/null
> +++ b/dts/Kconfig
> @@ -0,0 +1,46 @@
> +#
> +# Device Tree Control
> +#
> +# TODO:
> +# This feature is not currently supported for SPL,
> +# but this restriction should be removed in the future.
> +
> +menu "Device Tree Control"
> + depends on !SPL_BUILD
> + depends on ARM || MICROBLAZE || SANDBOX || X86
I suggest to use boolean symbols HAS_* or SUPPORTS_* like the kernel
does. For example:
config SUPPORTS_OF_CONTROL
bool
menu "Device Tree Control"
depends on !SPL_BUILD
depends on SUPPORTS_OF_CONTROL
arch/Kconfig:
config ARM
bool "ARM architecture"
select SUPPORTS_OF_CONTROL
> +
> +config OF_CONTROL
> + bool "Run-time configuration via Device Tree"
> + help
> + This feature provides for run-time configuration of U-Boot
> + via a flattened device tree.
> +
> +choice
> + prompt "Provider of DTB for DT control"
> + depends on OF_CONTROL
> + default OF_HOSTFILE if SANDBOX
> + default OF_SEPARATE
> +
> +config OF_SEPARATE
> + bool "Separate DTB for DT control"
> + help
> + If this option is enabled, the device tree will be built and
> + placed as a separate u-boot.dtb file alongside the U-Boot image.
> +
> +config OF_EMBED
> + bool "Embedded DTB for DT control"
> + help
> + If this option is enabled, the device tree will be picked up and
> + built into the U-Boot image.
> +
> +config OF_HOSTFILE
> + bool "Host filed DTB for DT control"
> + depends on SANDBOX
> + help
> + If this option is enabled, DTB will be read from a file on startup.
> + This is only useful for Sandbox. Use the -d flag to U-Boot to
> + specify the file to read.
> +
> +endchoice
> +
> +endmenu
>
--
- Daniel
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