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-rw-r--r--src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/ec.h76
-rw-r--r--src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/gpio.h7
-rw-r--r--src/mainboard/google/rex/variants/rex0/include/variant/ec.h8
-rw-r--r--src/mainboard/google/rex/variants/rex0/include/variant/gpio.h2
4 files changed, 93 insertions, 0 deletions
diff --git a/src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/ec.h b/src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/ec.h
new file mode 100644
index 0000000000..3c7fde5f54
--- /dev/null
+++ b/src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/ec.h
@@ -0,0 +1,76 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#ifndef __BASEBOARD_EC_H__
+#define __BASEBOARD_EC_H__
+
+#include <ec/ec.h>
+#include <ec/google/chromeec/ec_commands.h>
+#include <baseboard/gpio.h>
+
+#define MAINBOARD_EC_SCI_EVENTS \
+ (EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_CLOSED) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_LOW) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_CRITICAL) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_STATUS) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_THERMAL_THRESHOLD) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_THROTTLE_START) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_THROTTLE_STOP) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_USB_CHARGER) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_MKBP) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_PD_MCU) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_USB_MUX))
+#define MAINBOARD_EC_SMI_EVENTS \
+ (EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_CLOSED))
+/* EC can wake from S5 with lid or power button */
+#define MAINBOARD_EC_S5_WAKE_EVENTS \
+ (EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_POWER_BUTTON))
+/*
+ * EC can wake from S3/S0ix with:
+ * 1. Lid open
+ * 2. AC Connect/Disconnect
+ * 3. Power button
+ * 4. Key press
+ * 5. Mode change
+ */
+#define MAINBOARD_EC_S3_WAKE_EVENTS \
+ (MAINBOARD_EC_S5_WAKE_EVENTS |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE))
+#define MAINBOARD_EC_S0IX_WAKE_EVENTS \
+ (MAINBOARD_EC_S3_WAKE_EVENTS |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_USB_MUX) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_HANG_DETECT))
+/* Log EC wake events plus EC shutdown events */
+#define MAINBOARD_EC_LOG_EVENTS \
+ (EC_HOST_EVENT_MASK(EC_HOST_EVENT_THERMAL_SHUTDOWN) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_SHUTDOWN) |\
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_PANIC))
+/*
+ * ACPI related definitions for ASL code.
+ */
+/* Enable EC backed ALS device in ACPI */
+#define EC_ENABLE_ALS_DEVICE
+/* Enable Keyboard Backlight */
+#define EC_ENABLE_KEYBOARD_BACKLIGHT
+/* Enable MKBP for buttons and switches */
+#define EC_ENABLE_MKBP_DEVICE
+/* Enable LID switch and provide wake pin for EC */
+#define EC_ENABLE_LID_SWITCH
+#define EC_ENABLE_WAKE_PIN GPE_EC_WAKE
+/* Enable EC backed PD MCU device in ACPI */
+#define EC_ENABLE_PD_MCU_DEVICE
+#define SIO_EC_MEMMAP_ENABLE /* EC Memory Map Resources */
+#define SIO_EC_HOST_ENABLE /* EC Host Interface Resources */
+#define SIO_EC_ENABLE_PS2K /* Enable PS/2 Keyboard */
+
+#define EC_ENABLE_SYNC_IRQ /* Enable tight timestamp / wake support */
+
+#endif /* __BASEBOARD_EC_H__ */
diff --git a/src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/gpio.h b/src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/gpio.h
index a708db11ad..0011ebb6ed 100644
--- a/src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/gpio.h
+++ b/src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/gpio.h
@@ -6,4 +6,11 @@
#include <soc/gpe.h>
#include <soc/gpio.h>
+/* GPIO IRQ for tight timestamps / wake support */
+#define EC_SYNC_IRQ 0
+/* eSPI virtual wire reporting */
+#define EC_SCI_GPI GPE0_ESPI
+/* EC wake is LAN_WAKE# which is a special DeepSX wake pin */
+#define GPE_EC_WAKE GPE0_LAN_WAK
+
#endif /* __BASEBOARD_GPIO_H__ */
diff --git a/src/mainboard/google/rex/variants/rex0/include/variant/ec.h b/src/mainboard/google/rex/variants/rex0/include/variant/ec.h
new file mode 100644
index 0000000000..4fc0622f15
--- /dev/null
+++ b/src/mainboard/google/rex/variants/rex0/include/variant/ec.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#ifndef MAINBOARD_EC_H
+#define MAINBOARD_EC_H
+
+#include <baseboard/ec.h>
+
+#endif /* MAINBOARD_GPIO_H */
diff --git a/src/mainboard/google/rex/variants/rex0/include/variant/gpio.h b/src/mainboard/google/rex/variants/rex0/include/variant/gpio.h
index 27c87b3fe7..41c3798bc1 100644
--- a/src/mainboard/google/rex/variants/rex0/include/variant/gpio.h
+++ b/src/mainboard/google/rex/variants/rex0/include/variant/gpio.h
@@ -5,4 +5,6 @@
#include <baseboard/gpio.h>
+/* TODO: Add GPIO as per rex board */
+
#endif /* __MAINBOARD_GPIO_H__ */