diff options
author | Jagadish Krishnamoorthy <jagadish.krishnamoorthy@intel.com> | 2016-07-25 13:59:44 -0700 |
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committer | Aaron Durbin <adurbin@chromium.org> | 2016-08-04 16:13:34 +0200 |
commit | b6739d1b5666267a1c536bf8635e174436b836ae (patch) | |
tree | ed555f54b7004710d43a0e6cc6e3f490e7b91762 /src/soc/intel/apollolake/include/soc/gpio.h | |
parent | fec95be8b6e222ce73890577c0ecd32793d0df43 (diff) | |
download | coreboot-b6739d1b5666267a1c536bf8635e174436b836ae.tar.xz |
soc/intel/apollolake: Configure gpio ownership
For the gpio based irq to work, the ownership of the pad
should be changed to GPIO_DRIVER.
Provide an option in the gpio defs to configure the PAD onwership.
BUG=chrome-os-partner:54371
TEST=none
Change-Id: I26d242d25d2034049340adf526045308fcdebbc0
Signed-off-by: Jagadish Krishnamoorthy <jagadish.krishnamoorthy@intel.com>
Reviewed-on: https://review.coreboot.org/15871
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/soc/intel/apollolake/include/soc/gpio.h')
-rw-r--r-- | src/soc/intel/apollolake/include/soc/gpio.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/soc/intel/apollolake/include/soc/gpio.h b/src/soc/intel/apollolake/include/soc/gpio.h index fc2401d165..8ef74bb70a 100644 --- a/src/soc/intel/apollolake/include/soc/gpio.h +++ b/src/soc/intel/apollolake/include/soc/gpio.h @@ -63,6 +63,14 @@ typedef uint32_t gpio_t; PAD_FUNC(GPIO) | PAD_RESET(rst) | PAD_CFG0_TX_DISABLE, \ PAD_PULL(pull) | PAD_IOSSTATE(TxLASTRxE)) +/* General purpose input. The following macro sets the + * Host Software Pad Ownership to GPIO Driver mode. + */ +#define PAD_CFG_GPI_GPIO_DRIVER(pad, pull, rst) \ + _PAD_CFG_STRUCT(pad, \ + PAD_FUNC(GPIO) | PAD_RESET(rst) | PAD_CFG0_TX_DISABLE, \ + PAD_PULL(pull) | PAD_CFG1_GPIO_DRIVER | PAD_IOSSTATE(TxLASTRxE)) + /* No Connect configuration for unused pad. * NC should be GPI with Term as PU20K, PD20K, NONE depending upon default Term */ |