diff options
| author | Subrata Banik <subrata.banik@intel.com> | 2018-09-28 19:49:43 +0530 |
|---|---|---|
| committer | Duncan Laurie <dlaurie@chromium.org> | 2018-10-09 20:09:46 +0000 |
| commit | 1f33a0c799bac60b5bcc24481303ebbcdaf0e7d2 (patch) | |
| tree | e540f7792a831dc286b53830473c9510bb7aaa0a /src/soc/intel/common/block/gpio | |
| parent | 3087bf528352d1ee663e028cd951c94199b6c322 (diff) | |
soc/intel/common/pch: Select Kconfig for ITSS polarity configuration
This patch selects Kconfig for Intel Core Platform in order to ensure
proper ITSS IPCx programming.
Change-Id: I81e75e17ceb23c364b78300c3950144be1580700
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/28790
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/soc/intel/common/block/gpio')
| -rw-r--r-- | src/soc/intel/common/block/gpio/Kconfig | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/soc/intel/common/block/gpio/Kconfig b/src/soc/intel/common/block/gpio/Kconfig index 6d712e9585..d229ea3e60 100644 --- a/src/soc/intel/common/block/gpio/Kconfig +++ b/src/soc/intel/common/block/gpio/Kconfig @@ -10,8 +10,10 @@ config DEBUG_SOC_COMMON_BLOCK_GPIO help This option enables GPIO debug messages -# Used in small core SOCs to invert the polarity as ITSS only takes -# active high signals +# Use to program Interrupt Polarity Control (IPCx) register +# Each bit represents IRQx Active High Polarity Disable configuration: +# when set to 1, the interrupt polarity associated with IRQx is inverted +# to appear as Active Low to IOAPIC and vice versa config SOC_INTEL_COMMON_BLOCK_GPIO_ITSS_POL_CFG depends on SOC_INTEL_COMMON_BLOCK_GPIO bool |