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MIPS: Make CM GCR base configurable

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Without adding a prompt for CONFIG_MIPS_CM_BASE, Kconfig doesn't allow
defconfigs to set it. Provide the prompt in order to allow for that.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Paul Burton 2017-05-12 13:26:11 +02:00 committed by Daniel Schwierzeck
parent 63c011f7b4
commit 939a255a67
2 changed files with 12 additions and 9 deletions
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19
arch/mips/Kconfig
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@ -221,6 +221,16 @@ config ROM_EXCEPTION_VECTORS
Disable this, if the U-Boot image is booted from DRAM (e.g. by SPL).
In that case the image size will be reduced by 0x500 bytes.
config MIPS_CM_BASE
hex "MIPS CM GCR Base Address"
depends on MIPS_CM
default 0x1fbf8000
help
The physical base address at which to map the MIPS Coherence Manager
Global Configuration Registers (GCRs). This should be set such that
the GCRs occupy a region of the physical address space which is
otherwise unused, or at minimum that software doesn't need to access.
endmenu
menu "OS boot interface"
@ -393,15 +403,6 @@ config MIPS_CM
wish U-Boot to configure it or make use of it to retrieve system
information such as cache configuration.
config MIPS_CM_BASE
hex
default 0x1fbf8000
help
The physical base address at which to map the MIPS Coherence Manager
Global Configuration Registers (GCRs). This should be set such that
the GCRs occupy a region of the physical address space which is
otherwise unused, or at minimum that software doesn't need to access.
endif
endmenu

2
arch/mips/lib/cache.c
View File

@ -7,7 +7,9 @@
#include <common.h>
#include <asm/cacheops.h>
#ifdef CONFIG_MIPS_L2_CACHE
#include <asm/cm.h>
#endif
#include <asm/mipsregs.h>
DECLARE_GLOBAL_DATA_PTR;