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treewide: Remove OF_PRIOR_STAGE

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The previous patches removed OF_PRIOR_STAGE from the last consumers of the
Kconfig option.  Cleanup any references to it in documentation,  code and
configuration options.

Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Ilias Apalodimas 2021-10-12 00:00:15 +03:00 committed by Tom Rini
parent 2ea63271e5
commit d6f8ab30a2
4 changed files with 8 additions and 25 deletions
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11
dts/Kconfig
View file

@ -22,7 +22,7 @@ config BINMAN
config BINMAN_STANDALONE_FDT config BINMAN_STANDALONE_FDT
bool bool
depends on BINMAN depends on BINMAN
default y if OF_BOARD || OF_PRIOR_STAGE default y if OF_BOARD
help help
This option tells U-Boot build system that a standalone device tree This option tells U-Boot build system that a standalone device tree
source is explicitly required when using binman to package U-Boot. source is explicitly required when using binman to package U-Boot.
@ -32,7 +32,7 @@ config BINMAN_STANDALONE_FDT
directory for a specific board. Such device tree sources are built for directory for a specific board. Such device tree sources are built for
OF_SEPARATE or OF_EMBED. However for a scenario like the board device OF_SEPARATE or OF_EMBED. However for a scenario like the board device
tree blob is not provided in the U-Boot build tree, but fed to U-Boot tree blob is not provided in the U-Boot build tree, but fed to U-Boot
in the runtime, e.g.: in the OF_PRIOR_STAGE case that it is passed by in the runtime, e.g.: in the OF_BOARD case that it is passed by
a prior stage bootloader. For such scenario, a standalone device tree a prior stage bootloader. For such scenario, a standalone device tree
blob containing binman node to describe how to package U-Boot should blob containing binman node to describe how to package U-Boot should
be provided explicitly. be provided explicitly.
@ -133,13 +133,6 @@ config OF_HOSTFILE
This is only useful for Sandbox. Use the -d flag to U-Boot to This is only useful for Sandbox. Use the -d flag to U-Boot to
specify the file to read. specify the file to read.
config OF_PRIOR_STAGE
bool "Prior stage bootloader DTB for DT control"
help
If this option is enabled, the device tree used for DT
control will be read from a device tree binary, at a memory
location passed to U-Boot by the prior stage bootloader.
endchoice endchoice
config DEFAULT_DEVICE_TREE config DEFAULT_DEVICE_TREE

4
include/fdtdec.h
View file

@ -55,10 +55,6 @@ struct bd_info;
#define SPL_BUILD 0 #define SPL_BUILD 0
#endif #endif
#ifdef CONFIG_OF_PRIOR_STAGE
extern phys_addr_t prior_stage_fdt_address;
#endif
/* /*
* Information about a resource. start is the first address of the resource * Information about a resource. start is the first address of the resource
* and end is the last address (inclusive). The length of the resource will * and end is the last address (inclusive). The length of the resource will

2
lib/fdtdec.c
View file

@ -1613,8 +1613,6 @@ int fdtdec_setup(void)
puts("Failed to read control FDT\n"); puts("Failed to read control FDT\n");
return -1; return -1;
} }
# elif defined(CONFIG_OF_PRIOR_STAGE)
gd->fdt_blob = (void *)(uintptr_t)prior_stage_fdt_address;
# endif # endif
# ifndef CONFIG_SPL_BUILD # ifndef CONFIG_SPL_BUILD
/* Allow the early environment to override the fdt address */ /* Allow the early environment to override the fdt address */

16
tools/binman/binman.rst
View file

@ -232,18 +232,18 @@ You can use other, more specific CONFIG options - see 'Automatic .dtsi
inclusion' below. inclusion' below.
Using binman with OF_BOARD or OF_PRIOR_STAGE Using binman with OF_BOARD
-------------------------------------------- --------------------------------------------
Normally binman is used with a board configured with OF_SEPARATE or OF_EMBED. Normally binman is used with a board configured with OF_SEPARATE or OF_EMBED.
This is a typical scenario where a device tree source that contains the binman This is a typical scenario where a device tree source that contains the binman
node is provided in the arch/<arch>/dts directory for a specific board. node is provided in the arch/<arch>/dts directory for a specific board.
However for a board configured with OF_BOARD or OF_PRIOR_STAGE, no device tree However for a board configured with OF_BOARD, no device tree blob is provided
blob is provided in the U-Boot build phase hence the binman node information in the U-Boot build phase hence the binman node information is not available.
is not available. In order to support such use case, a new Kconfig option In order to support such use case, a new Kconfig option BINMAN_STANDALONE_FDT
BINMAN_STANDALONE_FDT is introduced, to tell the build system that a standalone is introduced, to tell the build system that a standalone device tree blob
device tree blob containing binman node is explicitly required. containing binman node is explicitly required.
Note there is a Kconfig option BINMAN_FDT which enables U-Boot run time to Note there is a Kconfig option BINMAN_FDT which enables U-Boot run time to
access information about binman entries, stored in the device tree in a binman access information about binman entries, stored in the device tree in a binman
@ -252,10 +252,6 @@ For the other OF_CONTROL methods, it's quite possible binman node is not
available as binman is invoked during the build phase, thus this option is not available as binman is invoked during the build phase, thus this option is not
turned on by default for these OF_CONTROL methods. turned on by default for these OF_CONTROL methods.
See qemu-riscv64_spl_defconfig for an example of how binman is used with
OF_PRIOR_STAGE to generate u-boot.itb image.
Access to binman entry offsets at run time (symbols) Access to binman entry offsets at run time (symbols)
---------------------------------------------------- ----------------------------------------------------