From b88409deb12406401c1e70af519fcbf8033860e0 Mon Sep 17 00:00:00 2001 From: Furquan Shaikh Date: Thu, 16 Jul 2020 10:29:31 -0700 Subject: soc/amd/common/gpio: Add macro for PAD_NC This change adds a macro `PAD_NC` for configuring no-connect pads. This configures the pad as input with pull-down. Change-Id: I47c41c88ccfebe2c5dd9a24f85a120af9c8f56b5 Signed-off-by: Furquan Shaikh Reviewed-on: https://review.coreboot.org/c/coreboot/+/43521 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/soc/amd/common/block/include/amdblocks/gpio_banks.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/soc/amd') diff --git a/src/soc/amd/common/block/include/amdblocks/gpio_banks.h b/src/soc/amd/common/block/include/amdblocks/gpio_banks.h index 92eae73430..7a9638d935 100644 --- a/src/soc/amd/common/block/include/amdblocks/gpio_banks.h +++ b/src/soc/amd/common/block/include/amdblocks/gpio_banks.h @@ -307,6 +307,10 @@ static inline bool is_gpio_event_active_low(uint32_t flags) PAD_CFG_STRUCT(pin, pin ## _IOMUX_GPIOxx, \ PAD_PULL(pull) | PAD_DEBOUNCE_CONFIG(type) | PAD_DEBOUNCE_CONFIG(time)) +/* No-connect pad - configured as input with PULL_DOWN */ +#define PAD_NC(pin) \ + PAD_CFG_STRUCT(pin, pin ## _IOMUX_GPIOxx, PAD_PULL(PULL_DOWN)) + typedef uint32_t gpio_t; /* -- cgit v1.2.3