diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2011-02-22 18:24:26 +0100 |
---|---|---|
committer | Thomas Gleixner <tglx@linutronix.de> | 2011-02-22 18:41:48 +0100 |
commit | 695884fb8acd9857e0e7120ccb2150e30f4b8fef (patch) | |
tree | 49aa424c1a021ce432e9fa5ea29d37a23e4e30cc /arch/arm/mach-tegra/include/mach/kbc.h | |
parent | 5df91509d324d44cfb11e55d9cb02fe18b53b045 (diff) | |
parent | 04bea68b2f0eeebb089ecc67b618795925268b4a (diff) |
Merge branch 'devicetree/for-x86' of git://git.secretlab.ca/git/linux-2.6 into x86/platform
Reason: x86 devicetree support for ce4100 depends on those device tree
changes scheduled for .39.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/arm/mach-tegra/include/mach/kbc.h')
-rw-r--r-- | arch/arm/mach-tegra/include/mach/kbc.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/include/mach/kbc.h b/arch/arm/mach-tegra/include/mach/kbc.h new file mode 100644 index 00000000000..66ad2760c62 --- /dev/null +++ b/arch/arm/mach-tegra/include/mach/kbc.h @@ -0,0 +1,61 @@ +/* + * 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> + +#ifdef CONFIG_ARCH_TEGRA_2x_SOC +#define KBC_MAX_GPIO 24 +#define KBC_MAX_KPENT 8 +#else +#define KBC_MAX_GPIO 20 +#define KBC_MAX_KPENT 7 +#endif + +#define KBC_MAX_ROW 16 +#define KBC_MAX_COL 8 +#define KBC_MAX_KEY (KBC_MAX_ROW * KBC_MAX_COL) + +struct tegra_kbc_pin_cfg { + bool is_row; + 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; + + unsigned int wake_cnt; /* 0:wake on any key >1:wake on wake_cfg */ + const struct tegra_kbc_wake_key *wake_cfg; + + struct tegra_kbc_pin_cfg pin_cfg[KBC_MAX_GPIO]; + const struct matrix_keymap_data *keymap_data; + + bool wakeup; +}; +#endif |