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 <furquan@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/43521 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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@@ -307,6 +307,10 @@ static inline bool is_gpio_event_active_low(uint32_t flags)
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PAD_CFG_STRUCT(pin, pin ## _IOMUX_GPIOxx, \
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PAD_PULL(pull) | PAD_DEBOUNCE_CONFIG(type) | PAD_DEBOUNCE_CONFIG(time))
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/* No-connect pad - configured as input with PULL_DOWN */
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#define PAD_NC(pin) \
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PAD_CFG_STRUCT(pin, pin ## _IOMUX_GPIOxx, PAD_PULL(PULL_DOWN))
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typedef uint32_t gpio_t;
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/*
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