summaryrefslogtreecommitdiff
path: root/include/linux/input
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/input')
-rw-r--r--include/linux/input/tegra_kbc.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/include/linux/input/tegra_kbc.h b/include/linux/input/tegra_kbc.h
new file mode 100644
index 000000000000..a13025612939
--- /dev/null
+++ b/include/linux/input/tegra_kbc.h
@@ -0,0 +1,62 @@
+/*
+ * Platform definitions for tegra-kbc keyboard input driver
+ *
+ * Copyright (c) 2010-2011, NVIDIA Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#ifndef ASMARM_ARCH_TEGRA_KBC_H
+#define ASMARM_ARCH_TEGRA_KBC_H
+
+#include <linux/types.h>
+#include <linux/input/matrix_keypad.h>
+
+#define KBC_MAX_GPIO 24
+#define KBC_MAX_KPENT 8
+
+#define KBC_MAX_ROW 16
+#define KBC_MAX_COL 8
+#define KBC_MAX_KEY (KBC_MAX_ROW * KBC_MAX_COL)
+
+enum tegra_pin_type {
+ PIN_CFG_IGNORE,
+ PIN_CFG_COL,
+ PIN_CFG_ROW,
+};
+
+struct tegra_kbc_pin_cfg {
+ enum tegra_pin_type type;
+ unsigned char num;
+};
+
+struct tegra_kbc_wake_key {
+ u8 row:4;
+ u8 col:4;
+};
+
+struct tegra_kbc_platform_data {
+ unsigned int debounce_cnt;
+ unsigned int repeat_cnt;
+
+ struct tegra_kbc_pin_cfg pin_cfg[KBC_MAX_GPIO];
+ const struct matrix_keymap_data *keymap_data;
+
+ u32 wakeup_key;
+ bool wakeup;
+ bool use_fn_map;
+ bool use_ghost_filter;
+};
+#endif