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x86: itss: Add a Kconfig option to enable/disable ITSS driver

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Add a Kconfig option to support enabling/disabling the inclusion of
the ITSS driver depending on the platform.

Atuomatically select the ITSS driver when building for Apollo Lake.

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
[bmeng: squashed in http://patchwork.ozlabs.org/patch/1232761/]
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Wolfgang Wallner 2020-02-03 14:06:45 +01:00 committed by Bin Meng
parent 43709fa088
commit 1d5bf32f0f
3 changed files with 8 additions and 3 deletions
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6
arch/x86/Kconfig
View File

@ -709,6 +709,12 @@ config ROM_TABLE_SIZE
hex
default 0x10000
config HAVE_ITSS
bool "Enable ITSS"
help
Select this to include the driver for the Interrupt Timer
Subsystem (ITSS) which is found on several Intel devices.
menu "System tables"
depends on !EFI && !SYS_COREBOOT

1
arch/x86/cpu/apollolake/Kconfig
View File

@ -39,6 +39,7 @@ config INTEL_APOLLOLAKE
imply HAVE_X86_FIT
imply INTEL_GPIO
imply SMP
imply HAVE_ITSS
if INTEL_APOLLOLAKE

4
arch/x86/cpu/intel_common/Makefile
View File

@ -27,9 +27,7 @@ obj-y += microcode.o
endif
endif
obj-y += pch.o
ifdef CONFIG_INTEL_APOLLOLAKE
obj-y += itss.o
endif
obj-$(CONFIG_HAVE_ITSS) += itss.o
ifdef CONFIG_SPL
ifndef CONFIG_SPL_BUILD