[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/bsp/lk/include/dev/gpio_keypad.h b/src/bsp/lk/include/dev/gpio_keypad.h
new file mode 100644
index 0000000..445e65a
--- /dev/null
+++ b/src/bsp/lk/include/dev/gpio_keypad.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2008, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Google, Inc. nor the names of its contributors
+ * may be used to endorse or promote products derived from this
+ * software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef __DEV_GPIO_KEYPAD_H
+#define __DEV_GPIO_KEYPAD_H
+
+#include <sys/types.h>
+
+/* unset: drive active output low, set: drive active output high */
+#define GPIOKPF_ACTIVE_HIGH (1U << 0)
+#define GPIOKPF_DRIVE_INACTIVE (1U << 1)
+
+struct gpio_keypad_info {
+ /* size must be ninputs * noutputs */
+ const uint16_t *keymap;
+ unsigned *input_gpios;
+ unsigned *output_gpios;
+ int ninputs;
+ int noutputs;
+ /* time to wait before reading inputs after driving each output */
+ time_t settle_time;
+ time_t poll_time;
+ unsigned flags;
+};
+
+void gpio_keypad_init(struct gpio_keypad_info *kpinfo);
+
+#endif /* __DEV_GPIO_KEYPAD_H */