diff options
| author | Jinyoung Park <jinyoungp@nvidia.com> | 2014-01-28 15:47:05 +0900 |
|---|---|---|
| committer | Harry Hong <hhong@nvidia.com> | 2014-02-18 16:34:03 -0800 |
| commit | 4cff6adb0e6b4b77a5eac4c2f80ba51c08560732 (patch) | |
| tree | c29ea76a6a91a5b6e7fa068eaac612a9eba06665 /arch | |
| parent | 8c29df1c10ed3cb52b060af16edfe49c59aeba6c (diff) | |
ARM: tegra: tegratab: Enable ADC auto shutdown
Enable ADC auto shutdown based on Tboard temperature for both TN7 and TN7C.
System will be shutdown if Tboard temperature is above 78C.
Bug 1366274
Change-Id: Iffaebd6112bca7c9be6814482b6bb31ab02e061d
Signed-off-by: Jinyoung Park <jinyoungp@nvidia.com>
Reviewed-on: http://git-master/r/360824
Reviewed-by: Harry Hong <hhong@nvidia.com>
Tested-by: Harry Hong <hhong@nvidia.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-tegra/board-tegranote7c-power.c | 10 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/board-tegratab-power.c | 16 |
2 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/board-tegranote7c-power.c b/arch/arm/mach-tegra/board-tegranote7c-power.c index 1d7f67724d28..b603f135325b 100644 --- a/arch/arm/mach-tegra/board-tegranote7c-power.c +++ b/arch/arm/mach-tegra/board-tegranote7c-power.c @@ -421,6 +421,13 @@ static struct iio_map palmas_adc_iio_maps[] = { PALMAS_GPADC_IIO_MAP(NULL, NULL, NULL), }; +struct palmas_adc_auto_conv_property palmas_adc_auto_conv0_data = { + .adc_channel_number = PALMAS_ADC_CH_IN1, /* NTC thermistor(Tboard) */ + /* Shutdown if ADC auto conversion is below 298(>78C). */ + .adc_low_threshold = 298, /* 78C */ + .adc_shutdown = true, +}; + static struct palmas_gpadc_platform_data palmas_adc_pdata = { .ch0_current_uA = 5, /* If ch3_dual_current is true, it will measure ch3 input signal with @@ -666,6 +673,9 @@ int __init tegranote7c_palmas_regulator_init(void) palmas_pdata.clk32k_init_data_size = ARRAY_SIZE(tegranote7c_palmas_clk32k_idata); + palmas_adc_pdata.auto_conversion_period_ms = 1000; + palmas_adc_pdata.adc_auto_conv0_data = &palmas_adc_auto_conv0_data; + if (get_androidboot_mode_charger()) palmas_pdata.long_press_delay = PALMAS_LONG_PRESS_KEY_TIME_12SECONDS; diff --git a/arch/arm/mach-tegra/board-tegratab-power.c b/arch/arm/mach-tegra/board-tegratab-power.c index 172da27c3658..690c69bf1d01 100644 --- a/arch/arm/mach-tegra/board-tegratab-power.c +++ b/arch/arm/mach-tegra/board-tegratab-power.c @@ -418,6 +418,13 @@ static struct iio_map palmas_adc_iio_maps[] = { PALMAS_GPADC_IIO_MAP(NULL, NULL, NULL), }; +struct palmas_adc_auto_conv_property palmas_adc_auto_conv0_data = { + .adc_channel_number = PALMAS_ADC_CH_IN1, /* NTC thermistor(Tboard) */ + /* Shutdown if ADC auto conversion is below 298(>78C). */ + .adc_low_threshold = 298, /* 78C */ + .adc_shutdown = true, +}; + static struct palmas_gpadc_platform_data palmas_adc_pdata = { .ch0_current_uA = 5, /* If ch3_dual_current is true, it will measure ch3 input signal with @@ -702,6 +709,15 @@ int __init tegratab_palmas_regulator_init(void) ARRAY_SIZE(tegratab_palmas_clk32k_idata); } + if (board_info.board_id != BOARD_E1569 && + (board_info.board_id == BOARD_P1640 && + (board_info.fab != BOARD_FAB_A00 && + board_info.fab != BOARD_FAB_A01))) { + palmas_adc_pdata.auto_conversion_period_ms = 1000; + palmas_adc_pdata.adc_auto_conv0_data = + &palmas_adc_auto_conv0_data; + } + if (get_androidboot_mode_charger()) palmas_pdata.long_press_delay = PALMAS_LONG_PRESS_KEY_TIME_12SECONDS; |