soc/amd/common: Add PM_ESPI_INTR_CTRL

This register is used for masking/unmasking eSPI IRQs.

BUG=none
TEST=Build guybrush

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: Ia209539b2e0ce390e227757b16c2969b9124a845
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52142
Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-by: Rob Barnes <robbarnes@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/amd/common/block/include/amdblocks/acpimmio.h b/src/soc/amd/common/block/include/amdblocks/acpimmio.h
index 9360650..9c007e7 100644
--- a/src/soc/amd/common/block/include/amdblocks/acpimmio.h
+++ b/src/soc/amd/common/block/include/amdblocks/acpimmio.h
@@ -26,6 +26,8 @@
 #define   LEGACY_DMA_IO_EN		(1 << 2)
 #define   CF9_IO_EN			(1 << 1)
 #define   LEGACY_IO_EN			(1 << 0)
+#define PM_ESPI_INTR_CTRL		0x40
+#define   PM_ESPI_DEV_INTR_MASK		0x00FFFFFF
 #define PM_RST_CTRL1			0xbe
 #define   SLPTYPE_CONTROL_EN		(1 << 5)
 #define   KBRSTEN			(1 << 4)