From 374d6740d39a07dc95ba88b9953835c8a4fb882a Mon Sep 17 00:00:00 2001 From: Alok Chauhan Date: Sat, 14 May 2011 01:57:03 +0530 Subject: arm: tegra: enterprise: Added KBC support Added KBC support Bug 827020 Change-Id: Ieac77376aa086f0151b5db4f9069dc886c8a2491 Reviewed-on: http://git-master/r/31568 Reviewed-by: Thomas Cherry Tested-by: Thomas Cherry Reviewed-by: Daniel Willemsen Reviewed-by: Scott Williams Reviewed-by: Alok Chauhan Rebase-Id: R57011c3e96f4d14a1d53d8376454a7872c26767f --- arch/arm/mach-tegra/board-enterprise-kbc.c | 84 ++++++++++++++++++++++++++++++ 1 file changed, 84 insertions(+) create mode 100644 arch/arm/mach-tegra/board-enterprise-kbc.c (limited to 'arch/arm/mach-tegra/board-enterprise-kbc.c') diff --git a/arch/arm/mach-tegra/board-enterprise-kbc.c b/arch/arm/mach-tegra/board-enterprise-kbc.c new file mode 100644 index 000000000000..aee4d4098bd3 --- /dev/null +++ b/arch/arm/mach-tegra/board-enterprise-kbc.c @@ -0,0 +1,84 @@ +/* + * arch/arm/mach-tegra/board-enterprise-kbc.c + * Keys configuration for Nvidia tegra3 enterprise platform. + * + * Copyright (C) 2011 NVIDIA, Inc. + * + * 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. + * + * 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., 59 Temple Place, Suite 330, Boston, MA + * 02111-1307, USA + */ + +#include +#include +#include +#include +#include +#include + +#include "board.h" +#include "board-enterprise.h" +#include "devices.h" + +#define ENTERPRISE_ROW_COUNT 3 +#define ENTERPRISE_COL_COUNT 3 +static int plain_kbd_keycode[] = { + KEY_POWER, KEY_RESERVED, KEY_RESERVED, + KEY_HOME, KEY_BACK, KEY_VOLUMEDOWN, + KEY_MENU, KEY_SEARCH, KEY_VOLUMEUP, +}; + +static struct tegra_kbc_wake_key enterprise_wake_cfg[] = { + [0] = { + .row = 0, + .col = 0, + }, +}; + +static struct tegra_kbc_platform_data enterprise_kbc_platform_data = { + .debounce_cnt = 20, + .repeat_cnt = 50 * 32, + .scan_timeout_cnt = 3000 * 32, + .plain_keycode = plain_kbd_keycode, + .fn_keycode = NULL, + .is_filter_keys = false, + .is_wake_on_any_key = false, + .wake_key_cnt = 1, + .wake_cfg = &enterprise_wake_cfg[0], +}; + +int __init enterprise_kbc_init(void) +{ + struct tegra_kbc_platform_data *data = &enterprise_kbc_platform_data; + int i; + tegra_kbc_device.dev.platform_data = &enterprise_kbc_platform_data; + pr_info("Registering tegra-kbc\n"); + /* Setup the pin configuration information. */ + for (i = 0; i < KBC_MAX_GPIO; i++) { + data->pin_cfg[i].num = 0; + data->pin_cfg[i].pin_type = kbc_pin_unused; + } + for (i = 0; i < ENTERPRISE_ROW_COUNT; i++) { + data->pin_cfg[i].num = i; + data->pin_cfg[i].pin_type = kbc_pin_row; + } + + for (i = 0; i < ENTERPRISE_COL_COUNT; i++) { + data->pin_cfg[i + ENTERPRISE_ROW_COUNT].num = i; + data->pin_cfg[i + ENTERPRISE_ROW_COUNT].pin_type = kbc_pin_col; + } + platform_device_register(&tegra_kbc_device); + pr_info("Registering successful tegra-kbc\n"); + return 0; +} + -- cgit v1.2.3