diff options
Diffstat (limited to 'arch/arm/mach-tegra/board-colibri_t30.c')
| -rw-r--r-- | arch/arm/mach-tegra/board-colibri_t30.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/arch/arm/mach-tegra/board-colibri_t30.c b/arch/arm/mach-tegra/board-colibri_t30.c index 5abd67760304..7d77c6fa62ba 100644 --- a/arch/arm/mach-tegra/board-colibri_t30.c +++ b/arch/arm/mach-tegra/board-colibri_t30.c @@ -150,14 +150,11 @@ static struct stmpe_ts_platform_data stmpe811_ts_data = { .mod_12b = 1, /* 12-bit ADC */ .ref_sel = 0, /* internal ADC reference */ .adc_freq = 1, /* 3.25 MHz ADC clock speed */ - .ave_ctrl = 2, /* 4 sample average control */ -// .ave_ctrl = 3, /* 8 sample average control */ - .touch_det_delay = 3, /* 500 us touch detect interrupt delay */ - .settling = 2, /* 500 us panel driver settling time */ -// .settling = 3, /* 1 ms panel driver settling time */ + .ave_ctrl = 3, /* 8 sample average control */ + .touch_det_delay = 5, /* 5 ms touch detect interrupt delay */ + .settling = 3, /* 1 ms panel driver settling time */ .fraction_z = 7, /* 7 length fractional part in z */ - .i_drive = 0, /* 20 mA typical 35 mA max touchscreen drivers current limit value */ -// .i_drive = 1, /* 50 mA typical 80 mA max touchscreen drivers current limit value */ + .i_drive = 1, /* 50 mA typical 80 mA max touchscreen drivers current limit value */ }; static struct stmpe_platform_data stmpe811_data = { @@ -205,6 +202,10 @@ static void __init colibri_t30_i2c_init(void) i2c_register_board_info(0, colibri_t30_i2c_bus1_board_info, ARRAY_SIZE(colibri_t30_i2c_bus1_board_info)); + /* enable touch interrupt GPIO */ + gpio_request(TEGRA_GPIO_PV0, "TOUCH_PEN_INT"); + gpio_direction_input(TEGRA_GPIO_PV0); + /* setting audio codec on i2c_4 */ i2c_register_board_info(4, colibri_t30_i2c_bus5_board_info, ARRAY_SIZE(colibri_t30_i2c_bus5_board_info)); @@ -710,7 +711,7 @@ static void __init colibri_t30_init(void) /* Activate Mic Bias */ gpio_request(TEGRA_GPIO_PT1, "EN_MIC_GND"); - gpio_direction_output(TEGRA_GPIO_PT1, 1); + gpio_direction_output(TEGRA_GPIO_PT1, 1); } static void __init colibri_t30_reserve(void) |