Move gaia event handler declarations to gaia_power.h

This removes duplicated code in 3 different board.c files.

No functional changes, just moving declarations.

BUG=chrome-os-partner:18343
BRANCH=none
TEST=build daisy,spring,snow

Change-Id: Ie6266dca7d7d160e154fce1a09452e5cc9a1095c
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/45898

5 files changed, 34 insertions, 33 deletions

diff --git a/board/daisy/board.c b/board/daisy/board.c
index 5bf79de277..89652bfb58 100644
--- a/board/daisy/board.c
+++ b/board/daisy/board.c
@@ -7,6 +7,7 @@
 #include "common.h"
 #include "dma.h"
 #include "extpower.h"
+#include "gaia_power.h"
 #include "gpio.h"
 #include "i2c.h"
 #include "keyboard_scan.h"
@@ -33,17 +34,6 @@
 #define GPIO_KB_INPUT  (GPIO_INPUT | GPIO_PULL_UP | GPIO_INT_BOTH)
 #define GPIO_KB_OUTPUT (GPIO_OUTPUT | GPIO_PULL_UP | GPIO_OPEN_DRAIN)
 
-/* GPIO interrupt handlers prototypes */
-#ifdef CONFIG_CHIPSET_GAIA
-void gaia_power_event(enum gpio_signal signal);
-void gaia_suspend_event(enum gpio_signal signal);
-void gaia_lid_event(enum gpio_signal signal);
-#else
-#define gaia_power_event NULL
-#define gaia_suspend_event NULL
-#define gaia_lid_event NULL
-#endif
-
 /* GPIO signal list.  Must match order from enum gpio_signal. */
 const struct gpio_info gpio_list[GPIO_COUNT] = {
 	/* Inputs with interrupt handlers are first for efficiency */
diff --git a/board/snow/board.c b/board/snow/board.c
index 2f5900340b..bb76860826 100644
--- a/board/snow/board.c
+++ b/board/snow/board.c
@@ -9,6 +9,7 @@
 #include "console.h"
 #include "dma.h"
 #include "extpower.h"
+#include "gaia_power.h"
 #include "gpio.h"
 #include "hooks.h"
 #include "i2c.h"
@@ -29,17 +30,6 @@
 
 #define HARD_RESET_TIMEOUT_MS 5
 
-/* GPIO interrupt handlers prototypes */
-#ifdef CONFIG_CHIPSET_GAIA
-void gaia_power_event(enum gpio_signal signal);
-void gaia_suspend_event(enum gpio_signal signal);
-void gaia_lid_event(enum gpio_signal signal);
-#else
-#define gaia_power_event NULL
-#define gaia_suspend_event NULL
-#define gaia_lid_event NULL
-#endif
-
 /* GPIO signal list.  Must match order from enum gpio_signal. */
 const struct gpio_info gpio_list[GPIO_COUNT] = {
 	/* Inputs with interrupt handlers are first for efficiency */
diff --git a/board/spring/board.c b/board/spring/board.c
index 9be90d45ba..82be07121f 100644
--- a/board/spring/board.c
+++ b/board/spring/board.c
@@ -10,6 +10,7 @@
 #include "console.h"
 #include "dma.h"
 #include "extpower.h"
+#include "gaia_power.h"
 #include "gpio.h"
 #include "hooks.h"
 #include "host_command.h"
@@ -46,17 +47,6 @@ uint8_t breathing_prog[] = {0x41, 0xff,  /* 0x80 -> 0x0 */
 			    0x7f, 0x00,
 			    0x00, 0x00}; /* Repeat */
 
-/* GPIO interrupt handlers prototypes */
-#ifdef CONFIG_CHIPSET_GAIA
-void gaia_power_event(enum gpio_signal signal);
-void gaia_suspend_event(enum gpio_signal signal);
-void gaia_lid_event(enum gpio_signal signal);
-#else
-#define gaia_power_event NULL
-#define gaia_suspend_event NULL
-#define gaia_lid_event NULL
-#endif
-
 void usb_charge_interrupt(enum gpio_signal signal);
 
 /* GPIO signal list.  Must match order from enum gpio_signal. */
diff --git a/common/gaia_power.c b/common/gaia_power.c
index da73b1d105..f197890f88 100644
--- a/common/gaia_power.c
+++ b/common/gaia_power.c
@@ -27,6 +27,7 @@
 #include "chipset.h"  /* This module implements chipset functions too */
 #include "common.h"
 #include "console.h"
+#include "gaia_power.h"
 #include "gpio.h"
 #include "hooks.h"
 #include "keyboard_scan.h"
diff --git a/include/gaia_power.h b/include/gaia_power.h
new file mode 100644
index 0000000000..b37ce08b8d
--- /dev/null
+++ b/include/gaia_power.h
@@ -0,0 +1,30 @@
+/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+/* Gaia power module for Chrome EC */
+
+#ifndef __CROS_EC_GAIA_POWER_H
+#define __CROS_EC_GAIA_POWER_H
+
+#include "gpio.h"
+
+#ifdef CONFIG_CHIPSET_GAIA
+
+/**
+ * Interrupt handlers for Gaia chipset GPIOs.
+ */
+void gaia_power_event(enum gpio_signal signal);
+void gaia_lid_event(enum gpio_signal signal);
+void gaia_suspend_event(enum gpio_signal signal);
+
+#else
+
+#define gaia_power_event NULL
+#define gaia_suspend_event NULL
+#define gaia_lid_event NULL
+
+#endif
+
+#endif  /* __CROS_EC_GAIA_POWER_H */