diff options
Diffstat (limited to 'arch/x86/platform/mrst/mrst.c')
| -rw-r--r-- | arch/x86/platform/mrst/mrst.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/arch/x86/platform/mrst/mrst.c b/arch/x86/platform/mrst/mrst.c index d38d7275b14..88c0f780bca 100644 --- a/arch/x86/platform/mrst/mrst.c +++ b/arch/x86/platform/mrst/mrst.c @@ -21,6 +21,8 @@ #include <linux/spi/dw_spi.h> #include <linux/i2c.h> #include <linux/i2c/pca953x.h> +#include <linux/i2c/tc35894xbg.h> +#include <linux/gpio.h> #include <linux/gpio_keys.h> #include <linux/input.h> #include <linux/platform_device.h> @@ -550,6 +552,190 @@ static void __init *lis331dl_platform_data(void *info) return &intr2nd_pdata; } +static void tc35894xbg_reset_ctrl(struct i2c_client *client, int value) +{ + struct tc35894xbg_platform_data *pdata = client->dev.platform_data; + if (pdata == NULL) { + printk(KERN_ERR "Missing platform data for TC35894XBG\n"); + return; + } + + if (pdata->gpio_reset != -1) + gpio_set_value(pdata->gpio_reset, value); +} + +static const unsigned short tc35894xbg_icdk_keymap[] = { + /* Row 0 */ + KEY_1, KEY_2, KEY_3, KEY_4, + KEY_5, KEY_6, KEY_7, KEY_8, + /* Row 1 */ + KEY_Q, KEY_W, KEY_E, KEY_R, + KEY_T, KEY_Y, KEY_U, KEY_I, + /* Row 2 */ + KEY_A, KEY_S, KEY_D, KEY_F, + KEY_G, KEY_H, KEY_J, KEY_K, + /* Row 3 */ + KEY_LEFTSHIFT, KEY_Z, KEY_X, KEY_C, + KEY_V, KEY_B, KEY_N, KEY_M, + /* Row 4 */ + KEY_9, KEY_FN, KEY_LEFTALT, KEY_SPACE, + KEY_DELETE, KEY_LEFT, KEY_DOWN, KEY_RIGHT, + /* Row 5 */ + KEY_LEFTCTRL, KEY_O, KEY_L, KEY_UP, + KEY_0, KEY_P, KEY_BACKSPACE, KEY_ENTER, + KEY_RIGHTSHIFT, +}; + +static const unsigned short tc35894xbg_icdk_fnkeymap[] = { + /* Row 0 */ + KEY_GRAVE, KEY_AT, KEY_NUMBER_SIGN, KEY_DOLLAR_SIGN, + KEY_PERCENT, KEY_NOR, KEY_AMPERSAND, KEY_KPASTERISK, + /* Row 1 */ + KEY_BAR, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_BACKSLASH, KEY_SLASH, KEY_PLUS, + /* Row 2 */ + KEY_TAB, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_APOSTROPHE, KEY_SEMICOLON, KEY_COLON, KEY_COMMA, + /* Row 3 */ + KEY_CAPSLOCK, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_DOT, KEY_UNDERSCORE, KEY_EXCLAM, KEY_QUESTION, + /* Row 4 */ + KEY_LEFTBRACE, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_PAGEDOWN, KEY_RESERVED, + /* Row 5 */ + KEY_RESERVED, KEY_MINUS, KEY_QUOTE_DBL, KEY_PAGEUP, + KEY_RIGHTBRACE, KEY_EQUAL, KEY_RESERVED, KEY_RESERVED, + KEY_RIGHTSHIFT, +}; + +/* + * Since there is no SYM key, we use a value that is not part + * of the key input file. + */ +#define KEY_SYM (0xFE) +static const unsigned short tc35894xbg_ncdk_keymap[] = { + /* Row 0 */ + KEY_RIGHTSHIFT, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_SPACE, KEY_RESERVED, + /* Row 1 */ + KEY_LEFTSHIFT, KEY_VOLUMEUP, KEY_VOLUMEDOWN, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + /* Row 2 */ + KEY_SYM, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + /* Row 3 */ + KEY_FN, KEY_Z, KEY_X, KEY_O, + KEY_Y, KEY_B, KEY_T, KEY_P, + /* Row 4 */ + KEY_LEFTCTRL, KEY_A, KEY_S, KEY_I, + KEY_K, KEY_COMMA, KEY_PAGEUP, KEY_ENTER, + /* Row 5 */ + KEY_BACKSPACE, KEY_Q, KEY_D, KEY_U, + KEY_J, KEY_M, KEY_LEFT, KEY_AT, + /* Row 6 */ + KEY_RESERVED, KEY_W, KEY_C, KEY_L, + KEY_H, KEY_N, KEY_RIGHT, KEY_F, + /* Row 7 */ + KEY_RESERVED, KEY_E, KEY_V, KEY_QUESTION, + KEY_G, KEY_DOT, KEY_PAGEDOWN, KEY_R, + +}; + +static const unsigned short tc35894xbg_ncdk_symkeymap[] = { + /* Row 0 */ + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + /* Row 1 */ + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + /* Row 2 */ + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + /* Row 3 */ + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_9, + KEY_6, KEY_RESERVED, KEY_5, KEY_0, + /* Row 4 */ + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_8, + KEY_NUMBER_SIGN, KEY_SEMICOLON, KEY_RESERVED, KEY_RESERVED, + /* Row 5 */ + KEY_RESERVED, KEY_1, KEY_RESERVED, KEY_7, + KEY_PLUS, KEY_RIGHTBRACE, KEY_RESERVED, KEY_SLASH, + /* Row 6 */ + KEY_RESERVED, KEY_2, KEY_RESERVED, KEY_KPASTERISK, + KEY_MINUS, KEY_LEFTBRACE, KEY_RESERVED, KEY_RESERVED, + /* Row 7 */ + KEY_RESERVED, KEY_3, KEY_RESERVED, KEY_EXCLAM, + KEY_AMPERSAND, KEY_COLON, KEY_RESERVED, KEY_4, +}; + +static struct tc35894xbg_platform_data tc35894xbg_ncdk_data = { + .debounce_time = 0xA3, /* Set to 9.68ms */ + .settle_time = 0xA3, /* Set to 9.68ms */ + .col_setting = 0x7F, /* col 8:0 */ + .rowcol_setting = 0xFE, /* row 7:0 */ + .keymap_size = 64, + .size_x = 8, + .size_y = 8, + .function_key = 24, + .right_shift_key = 0, + .n_keymaps = 2 +}; + +static struct tc35894xbg_platform_data tc35894xbg_icdk_data = { + .debounce_time = 0xA3, /* Set to 9.68ms */ + .settle_time = 0xA3, /* Set to 9.68ms */ + .col_setting = 0xFF, /* col 7:0 */ + .rowcol_setting = 0xFF, /* row 5:0 */ + .keymap_size = 49, + .size_x = 6, + .size_y = 8, + .function_key = 33, + .right_shift_key = 48 +}; + +static void *tc35894xbg_platform_data(struct i2c_board_info *i2c_info, + const unsigned short *keymap0, int keymap0sz, + const unsigned short *keymap1, int keymap1sz, + struct tc35894xbg_platform_data* tc_data) + +{ + tc_data->gpio_irq = get_gpio_by_name("keypad-intr"); + tc_data->gpio_reset = get_gpio_by_name("keypad-reset"); + + printk(KERN_INFO "Nokia: keypad-intr on %d, keypad-reset on %d\n", + tc_data->gpio_irq, tc_data->gpio_reset); + + if ((tc_data->gpio_irq == -1 || tc_data->gpio_reset == -1)) { + printk(KERN_ERR "Missing GPIOs for TC35894XBG\n"); + return NULL; + } + + i2c_info->irq = tc_data->gpio_irq + MRST_IRQ_OFFSET; + + memcpy(&tc_data->keymap[0], keymap0, keymap0sz); + memcpy(&tc_data->keymap[1], keymap1, keymap1sz); + + tc_data->reset_ctrl = tc35894xbg_reset_ctrl; + + return tc_data; +} + +void *tc35894xbg_i_platform_data(void *info) +{ + return tc35894xbg_platform_data((struct i2c_board_info *)info, + tc35894xbg_icdk_keymap, sizeof(tc35894xbg_icdk_keymap), + tc35894xbg_icdk_fnkeymap, sizeof(tc35894xbg_icdk_fnkeymap), + &tc35894xbg_icdk_data); +} + +void *tc35894xbg_n_platform_data(void *info) +{ + return tc35894xbg_platform_data((struct i2c_board_info*)info, + tc35894xbg_ncdk_keymap, sizeof(tc35894xbg_ncdk_keymap), + tc35894xbg_ncdk_symkeymap, sizeof(tc35894xbg_ncdk_symkeymap), + &tc35894xbg_ncdk_data); +} + static const struct devs_id __initconst device_ids[] = { {"pmic_gpio", SFI_DEV_TYPE_SPI, 1, &pmic_gpio_platform_data}, {"pmic_gpio", SFI_DEV_TYPE_IPC, 1, &pmic_gpio_platform_data}, @@ -559,6 +745,8 @@ static const struct devs_id __initconst device_ids[] = { {"i2c_max7315_2", SFI_DEV_TYPE_I2C, 1, &max7315_platform_data}, {"emc1403", SFI_DEV_TYPE_I2C, 1, &emc1403_platform_data}, {"i2c_accel", SFI_DEV_TYPE_I2C, 0, &lis331dl_platform_data}, + {"i2c_TC35894-nEB1", SFI_DEV_TYPE_I2C, 0, &tc35894xbg_n_platform_data}, + {"i2c_TC35894-i", SFI_DEV_TYPE_I2C, 0, &tc35894xbg_i_platform_data}, {}, }; |