diff options
Diffstat (limited to 'arch/arm/mach-tegra/board-ventana-kbc.c')
| -rw-r--r-- | arch/arm/mach-tegra/board-ventana-kbc.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/board-ventana-kbc.c b/arch/arm/mach-tegra/board-ventana-kbc.c new file mode 100644 index 000000000000..869af114fa90 --- /dev/null +++ b/arch/arm/mach-tegra/board-ventana-kbc.c @@ -0,0 +1,188 @@ +/* + * Copyright (C) 2010 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 + */ + +/* +* Warning: Ventana might need some hardware rework to be able to work with +* kbc-driver. Default Ventana h/w configuration should use GPIO keyboard +* driver instead +*/ + + +#include <linux/kernel.h> +#include <linux/platform_device.h> +#include <linux/input.h> +#include <linux/device.h> + +#include <mach/clk.h> +#include <mach/iomap.h> +#include <mach/irqs.h> +#include <mach/pinmux.h> +#include <mach/iomap.h> +#include <mach/io.h> +#include <mach/kbc.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> + + +static int plain_kbd_keycode[] = { + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_HOME, KEY_BACK, KEY_MENU, + KEY_VOLUMEDOWN, KEY_VOLUMEUP, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED +}; + +static int fn_kbd_keycode[] = { + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_HOME, KEY_BACK, KEY_MENU, + KEY_VOLUMEDOWN, KEY_VOLUMEUP, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED +}; + + + + +static struct tegra_kbc_wake_key ventana_wake_cfg[] = { + [0] = { + .row = 14, + .col = 1, + }, +}; + + +static struct tegra_kbc_platform_data ventana_kbc_platform_data = { + .debounce_cnt = 20, + .repeat_cnt = 50 * 32, + .wake_cnt = 1, + .wake_cfg = &ventana_wake_cfg[0], + .filter_keys = true, +}; + + +static struct resource ventana_kbc_resources[] = { + [0] = { + .start = TEGRA_KBC_BASE, + .end = TEGRA_KBC_BASE + TEGRA_KBC_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = INT_KBC, + .end = INT_KBC, + .flags = IORESOURCE_IRQ, + }, +}; + + +struct platform_device ventana_kbc_device = { + .name = "tegra-kbc", + .id = -1, + .dev = { + .platform_data = &ventana_kbc_platform_data, + }, + .resource = ventana_kbc_resources, + .num_resources = ARRAY_SIZE(ventana_kbc_resources), +}; + +int __init ventana_kbc_init(void) +{ + struct tegra_kbc_platform_data *data = &ventana_kbc_platform_data; + int i, j; + + pr_info("KBC: ventana_kbc_init\n"); + + /* + * Setup the pin configuration information. + */ + for (i = 0; i < KBC_MAX_ROW; i++) { + data->pin_cfg[i].num = i; + data->pin_cfg[i].is_row = true; + data->pin_cfg[i].is_col = false; + } + + for (j = 0; j < 7/*KBC_MAX_COL*/; j++) { + data->pin_cfg[i + j].num = j; + data->pin_cfg[i + j].is_row = false; + data->pin_cfg[i + j].is_col = true; + } + + /* tegra-kbc will use default keycodes. */ + data->plain_keycode = plain_kbd_keycode; + data->fn_keycode = fn_kbd_keycode; + data->filter_keys = true; + platform_device_register(&ventana_kbc_device); + return 0; +} + + + |