tegra: harmony: KBC support for chicony keyboard

This change includes the keymapping details for chicony keyboard and registers
the platform_device called "tegra-kbc" with all board resources corresponding
to KBC.

Change-Id: I4222914f09520b60882a447fc149fd1c352be037
Signed-off-by: Ramalingam C <ramalingamc@nvidia.com>
Reviewed-on: http://git-master/r/57233
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>

Rebase-Id: Rb233d2e2065fa590a6e776eb81ba205efc45442b

1 files changed, 372 insertions, 0 deletions

diff --git a/arch/arm/mach-tegra/board-harmony-kbc.c b/arch/arm/mach-tegra/board-harmony-kbc.c
new file mode 100644
index 000000000000..a780103d978d
--- /dev/null
+++ b/arch/arm/mach-tegra/board-harmony-kbc.c
@@ -0,0 +1,372 @@
+/*
+ * arch/arm/mach-tegra/board-harmony-kbc.c
+ * Keys configuration for Nvidia tegra2 harmony 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 <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <mach/io.h>
+#include <mach/iomap.h>
+#include <mach/kbc.h>
+
+#include "board.h"
+#include "board-harmony.h"
+#include "devices.h"
+
+#define HARMONY_ROW_COUNT	16
+#define HARMONY_COL_COUNT	8
+
+static const u32 kbd_keymap[] = {
+	KEY(0, 0, KEY_RESERVED),
+	KEY(0, 1, KEY_RESERVED),
+	KEY(0, 2, KEY_W),
+	KEY(0, 3, KEY_S),
+	KEY(0, 4, KEY_A),
+	KEY(0, 5, KEY_Z),
+	KEY(0, 6, KEY_RESERVED),
+	KEY(0, 7, KEY_FN),
+
+	KEY(1, 0, KEY_RESERVED),
+	KEY(1, 1, KEY_RESERVED),
+	KEY(1, 2, KEY_RESERVED),
+	KEY(1, 3, KEY_RESERVED),
+	KEY(1, 4, KEY_RESERVED),
+	KEY(1, 5, KEY_RESERVED),
+	KEY(1, 6, KEY_RESERVED),
+	KEY(1, 7, KEY_MENU),
+
+	KEY(2, 0, KEY_RESERVED),
+	KEY(2, 1, KEY_RESERVED),
+	KEY(2, 2, KEY_RESERVED),
+	KEY(2, 3, KEY_RESERVED),
+	KEY(2, 4, KEY_RESERVED),
+	KEY(2, 5, KEY_RESERVED),
+	KEY(2, 6, KEY_LEFTALT),
+	KEY(2, 7, KEY_RIGHTALT),
+
+	KEY(3, 0, KEY_5),
+	KEY(3, 1, KEY_4),
+	KEY(3, 2, KEY_R),
+	KEY(3, 3, KEY_E),
+	KEY(3, 4, KEY_F),
+	KEY(3, 5, KEY_D),
+	KEY(3, 6, KEY_X),
+	KEY(3, 7, KEY_RESERVED),
+
+	KEY(4, 0, KEY_7),
+	KEY(4, 1, KEY_6),
+	KEY(4, 2, KEY_T),
+	KEY(4, 3, KEY_H),
+	KEY(4, 4, KEY_G),
+	KEY(4, 5, KEY_V),
+	KEY(4, 6, KEY_C),
+	KEY(4, 7, KEY_SPACE),
+
+	KEY(5, 0, KEY_9),
+	KEY(5, 1, KEY_8),
+	KEY(5, 2, KEY_U),
+	KEY(5, 3, KEY_Y),
+	KEY(5, 4, KEY_J),
+	KEY(5, 5, KEY_N),
+	KEY(5, 6, KEY_B),
+	KEY(5, 7, KEY_BACKSLASH),
+
+	KEY(6, 0, KEY_MINUS),
+	KEY(6, 1, KEY_0),
+	KEY(6, 2, KEY_O),
+	KEY(6, 3, KEY_I),
+	KEY(6, 4, KEY_L),
+	KEY(6, 5, KEY_K),
+	KEY(6, 6, KEY_COMMA),
+	KEY(6, 7, KEY_M),
+
+	KEY(7, 0, KEY_RESERVED),
+	KEY(7, 1, KEY_EQUAL),
+	KEY(7, 2, KEY_RIGHTBRACE),
+	KEY(7, 3, KEY_ENTER),
+	KEY(7, 4, KEY_RESERVED),
+	KEY(7, 5, KEY_RESERVED),
+	KEY(7, 6, KEY_RESERVED),
+	KEY(7, 7, KEY_MENU),
+
+	KEY(8, 0, KEY_RESERVED),
+	KEY(8, 1, KEY_RESERVED),
+	KEY(8, 2, KEY_RESERVED),
+	KEY(8, 3, KEY_RESERVED),
+	KEY(8, 4, KEY_LEFTSHIFT),
+	KEY(8, 5, KEY_RIGHTSHIFT),
+	KEY(8, 6, KEY_RESERVED),
+	KEY(8, 7, KEY_RESERVED),
+
+	KEY(9, 0, KEY_RESERVED),
+	KEY(9, 1, KEY_RESERVED),
+	KEY(9, 2, KEY_RESERVED),
+	KEY(9, 3, KEY_RESERVED),
+	KEY(9, 4, KEY_RESERVED),
+	KEY(9, 5, KEY_LEFTCTRL),
+	KEY(9, 6, KEY_RESERVED),
+	KEY(9, 7, KEY_RIGHTCTRL),
+
+	KEY(10, 0, KEY_RESERVED),
+	KEY(10, 1, KEY_RESERVED),
+	KEY(10, 2, KEY_RESERVED),
+	KEY(10, 3, KEY_RESERVED),
+	KEY(10, 4, KEY_RESERVED),
+	KEY(10, 5, KEY_RESERVED),
+	KEY(10, 6, KEY_RESERVED),
+	KEY(10, 7, KEY_RESERVED),
+
+	KEY(11, 0, KEY_LEFTBRACE),
+	KEY(11, 1, KEY_P),
+	KEY(11, 2, KEY_APOSTROPHE),
+	KEY(11, 3, KEY_SEMICOLON),
+	KEY(11, 4, KEY_SLASH),
+	KEY(11, 5, KEY_DOT),
+	KEY(11, 6, KEY_RESERVED),
+	KEY(11, 7, KEY_RESERVED),
+
+	KEY(12, 0, KEY_F10),
+	KEY(12, 1, KEY_F9),
+	KEY(12, 2, KEY_BACKSPACE),
+	KEY(12, 3, KEY_3),
+	KEY(12, 4, KEY_2),
+	KEY(12, 5, KEY_UP),
+	KEY(12, 6, KEY_PRINT),
+	KEY(12, 7, KEY_PAUSE),
+
+	KEY(13, 0, KEY_INSERT),
+	KEY(13, 1, KEY_DELETE),
+	KEY(13, 2, KEY_RESERVED),
+	KEY(13, 3, KEY_PAGEUP),
+	KEY(13, 4, KEY_PAGEDOWN),
+	KEY(13, 5, KEY_RIGHT),
+	KEY(13, 6, KEY_DOWN),
+	KEY(13, 7, KEY_LEFT),
+
+	KEY(14, 0, KEY_F11),
+	KEY(14, 1, KEY_F12),
+	KEY(14, 2, KEY_F8),
+	KEY(14, 3, KEY_Q),
+	KEY(14, 4, KEY_F4),
+	KEY(14, 5, KEY_F3),
+	KEY(14, 6, KEY_1),
+	KEY(14, 7, KEY_F7),
+
+	KEY(15, 0, KEY_ESC),
+	KEY(15, 1, KEY_GRAVE),
+	KEY(15, 2, KEY_F5),
+	KEY(15, 3, KEY_TAB),
+	KEY(15, 4, KEY_F1),
+	KEY(15, 5, KEY_F2),
+	KEY(15, 6, KEY_CAPSLOCK),
+	KEY(15, 7, KEY_F6),
+
+	KEY(16, 0, KEY_RESERVED),
+	KEY(16, 1, KEY_RESERVED),
+	KEY(16, 2, KEY_RESERVED),
+	KEY(16, 3, KEY_RESERVED),
+	KEY(16, 4, KEY_RESERVED),
+	KEY(16, 5, KEY_RESERVED),
+	KEY(16, 6, KEY_RESERVED),
+	KEY(16, 7, KEY_RESERVED),
+
+	KEY(17, 0, KEY_RESERVED),
+	KEY(17, 1, KEY_RESERVED),
+	KEY(17, 2, KEY_RESERVED),
+	KEY(17, 3, KEY_RESERVED),
+	KEY(17, 4, KEY_RESERVED),
+	KEY(17, 5, KEY_RESERVED),
+	KEY(17, 6, KEY_RESERVED),
+	KEY(17, 7, KEY_RESERVED),
+
+	KEY(18, 0, KEY_RESERVED),
+	KEY(18, 1, KEY_RESERVED),
+	KEY(18, 2, KEY_RESERVED),
+	KEY(18, 3, KEY_RESERVED),
+	KEY(18, 4, KEY_RESERVED),
+	KEY(18, 5, KEY_RESERVED),
+	KEY(18, 6, KEY_RESERVED),
+	KEY(18, 7, KEY_RESERVED),
+
+	KEY(19, 0, KEY_RESERVED),
+	KEY(19, 1, KEY_RESERVED),
+	KEY(19, 2, KEY_RESERVED),
+	KEY(19, 3, KEY_RESERVED),
+	KEY(19, 4, KEY_RESERVED),
+	KEY(19, 5, KEY_RESERVED),
+	KEY(19, 6, KEY_RESERVED),
+	KEY(19, 7, KEY_RESERVED),
+
+	KEY(20, 0, KEY_7),
+	KEY(20, 1, KEY_RESERVED),
+	KEY(20, 2, KEY_RESERVED),
+	KEY(20, 3, KEY_RESERVED),
+	KEY(20, 4, KEY_RESERVED),
+	KEY(20, 5, KEY_RESERVED),
+	KEY(20, 6, KEY_RESERVED),
+	KEY(20, 7, KEY_RESERVED),
+
+	KEY(21, 0, KEY_9),
+	KEY(21, 1, KEY_8),
+	KEY(21, 2, KEY_4),
+	KEY(21, 3, KEY_RESERVED),
+	KEY(21, 4, KEY_1),
+	KEY(21, 5, KEY_RESERVED),
+	KEY(21, 6, KEY_RESERVED),
+	KEY(21, 7, KEY_RESERVED),
+
+	KEY(22, 0, KEY_RESERVED),
+	KEY(22, 1, KEY_SLASH),
+	KEY(22, 2, KEY_6),
+	KEY(22, 3, KEY_5),
+	KEY(22, 4, KEY_3),
+	KEY(22, 5, KEY_2),
+	KEY(22, 6, KEY_RESERVED),
+	KEY(22, 7, KEY_0),
+
+	KEY(23, 0, KEY_RESERVED),
+	KEY(23, 1, KEY_RESERVED),
+	KEY(23, 2, KEY_RESERVED),
+	KEY(23, 3, KEY_RESERVED),
+	KEY(23, 4, KEY_RESERVED),
+	KEY(23, 5, KEY_RESERVED),
+	KEY(23, 6, KEY_RESERVED),
+	KEY(23, 7, KEY_RESERVED),
+
+	KEY(24, 0, KEY_RESERVED),
+	KEY(24, 1, KEY_RESERVED),
+	KEY(24, 2, KEY_RESERVED),
+	KEY(24, 3, KEY_RESERVED),
+	KEY(24, 4, KEY_RESERVED),
+	KEY(24, 5, KEY_RESERVED),
+	KEY(24, 6, KEY_RESERVED),
+	KEY(24, 7, KEY_RESERVED),
+
+	KEY(25, 0, KEY_RESERVED),
+	KEY(25, 1, KEY_RESERVED),
+	KEY(25, 2, KEY_RESERVED),
+	KEY(25, 3, KEY_RESERVED),
+	KEY(25, 4, KEY_RESERVED),
+	KEY(25, 5, KEY_RESERVED),
+	KEY(25, 6, KEY_RESERVED),
+	KEY(25, 7, KEY_RESERVED),
+
+	KEY(26, 0, KEY_RESERVED),
+	KEY(26, 1, KEY_RESERVED),
+	KEY(26, 2, KEY_RESERVED),
+	KEY(26, 3, KEY_RESERVED),
+	KEY(26, 4, KEY_RESERVED),
+	KEY(26, 5, KEY_RESERVED),
+	KEY(26, 6, KEY_RESERVED),
+	KEY(26, 7, KEY_RESERVED),
+
+	KEY(27, 0, KEY_RESERVED),
+	KEY(27, 1, KEY_KPASTERISK),
+	KEY(27, 2, KEY_RESERVED),
+	KEY(27, 3, KEY_KPMINUS),
+	KEY(27, 4, KEY_KPPLUS),
+	KEY(27, 5, KEY_DOT),
+	KEY(27, 6, KEY_RESERVED),
+	KEY(27, 7, KEY_RESERVED),
+
+	KEY(28, 0, KEY_RESERVED),
+	KEY(28, 1, KEY_RESERVED),
+	KEY(28, 2, KEY_RESERVED),
+	KEY(28, 3, KEY_RESERVED),
+	KEY(28, 4, KEY_RESERVED),
+	KEY(28, 5, KEY_VOLUMEUP),
+	KEY(28, 6, KEY_RESERVED),
+	KEY(28, 7, KEY_RESERVED),
+
+	KEY(29, 0, KEY_RESERVED),
+	KEY(29, 1, KEY_RESERVED),
+	KEY(29, 2, KEY_RESERVED),
+	KEY(29, 3, KEY_HOME),
+	KEY(29, 4, KEY_END),
+	KEY(29, 5, KEY_BRIGHTNESSUP),
+	KEY(29, 6, KEY_VOLUMEDOWN),
+	KEY(29, 7, KEY_BRIGHTNESSDOWN),
+
+	KEY(30, 0, KEY_NUMLOCK),
+	KEY(30, 1, KEY_SCROLLLOCK),
+	KEY(30, 2, KEY_MUTE),
+	KEY(30, 3, KEY_RESERVED),
+	KEY(30, 4, KEY_RESERVED),
+	KEY(30, 5, KEY_RESERVED),
+	KEY(30, 6, KEY_RESERVED),
+	KEY(30, 7, KEY_RESERVED),
+
+	KEY(31, 0, KEY_RESERVED),
+	KEY(31, 1, KEY_RESERVED),
+	KEY(31, 2, KEY_RESERVED),
+	KEY(31, 3, KEY_RESERVED),
+	KEY(31, 4, KEY_QUESTION),
+	KEY(31, 5, KEY_RESERVED),
+	KEY(31, 6, KEY_RESERVED),
+	KEY(31, 7, KEY_RESERVED),
+};
+
+static const struct matrix_keymap_data keymap_data = {
+	.keymap		= kbd_keymap,
+	.keymap_size	= ARRAY_SIZE(kbd_keymap),
+};
+
+static struct tegra_kbc_wake_key harmony_wake_cfg[] = {
+	[0] = {
+		.row = 1,
+		.col = 7,
+	},
+	[1] = {
+		.row = 15,
+		.col = 0,
+	},
+};
+
+static struct tegra_kbc_platform_data harmony_kbc_platform_data = {
+	.debounce_cnt = 2,
+	.repeat_cnt = 5 * 32,
+	.wakeup = true,
+	.keymap_data = &keymap_data,
+	.use_fn_map = true,
+	.wake_cnt = 2,
+	.wake_cfg = &harmony_wake_cfg[0],
+};
+
+int __init harmony_kbc_init(void)
+{
+	struct tegra_kbc_platform_data *data = &harmony_kbc_platform_data;
+	int i;
+	tegra_kbc_device.dev.platform_data = &harmony_kbc_platform_data;
+	pr_info("Registering tegra-kbc\n");
+
+	BUG_ON((KBC_MAX_ROW + KBC_MAX_COL) > KBC_MAX_GPIO);
+	for (i = 0; i < KBC_MAX_ROW; i++) {
+		data->pin_cfg[i].num = i;
+		data->pin_cfg[i].is_row = true;
+	}
+
+	for (i = 0; i < KBC_MAX_COL; i++)
+		data->pin_cfg[i + KBC_MAX_ROW].num = i;
+
+	platform_device_register(&tegra_kbc_device);
+	pr_info("Registering successful tegra-kbc\n");
+	return 0;
+}
+