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-rw-r--r--include/asm-arm/arch-omap/keypad.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/include/asm-arm/arch-omap/keypad.h b/include/asm-arm/arch-omap/keypad.h
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+++ b/include/asm-arm/arch-omap/keypad.h
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+/*
+ * linux/include/asm-arm/arch-omap/keypad.h
+ *
+ * Copyright (C) 2006 Komal Shah <komal_shah802003@yahoo.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef ASMARM_ARCH_KEYPAD_H
+#define ASMARM_ARCH_KEYPAD_H
+
+struct omap_kp_platform_data {
+ int rows;
+ int cols;
+ int *keymap;
+ unsigned int rep:1;
+ /* specific to OMAP242x*/
+ unsigned int *row_gpios;
+ unsigned int *col_gpios;
+};
+
+/* Group (0..3) -- when multiple keys are pressed, only the
+ * keys pressed in the same group are considered as pressed. This is
+ * in order to workaround certain crappy HW designs that produce ghost
+ * keypresses. */
+#define GROUP_0 (0 << 16)
+#define GROUP_1 (1 << 16)
+#define GROUP_2 (2 << 16)
+#define GROUP_3 (3 << 16)
+#define GROUP_MASK GROUP_3
+
+#define KEY(col, row, val) (((col) << 28) | ((row) << 24) | (val))
+
+#endif
+