diff options
| author | David Pu <dpu@nvidia.com> | 2014-02-12 11:39:08 +0800 |
|---|---|---|
| committer | Martin Chi <mchi@nvidia.com> | 2014-02-13 19:07:54 -0800 |
| commit | cc61a14a09490692b7265b4adbbaaeeea2988f96 (patch) | |
| tree | bf80184f10079f151fdfdd1cc758452dbf271e27 /arch | |
| parent | d2edce04556df9d4c3677bc1ba49ce2d6a3bf9dc (diff) | |
arm:tegra:TN7C:export GPIO_PQ1 for ril.
dynamically controls modem power supply circuit PSM/FCCM mode to balance
power at light loading and acoustic.
modem ril needs to enable PSM mode under light loading to reduce power
consumption.
Bug 1457733
Change-Id: I2fb9c736705dccbafd463b21983778c25a9b8d17
Signed-off-by: David Pu <dpu@nvidia.com>
Reviewed-on: http://git-master/r/366250
Reviewed-by: Martin Chi <mchi@nvidia.com>
Tested-by: Martin Chi <mchi@nvidia.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-tegra/board-tegranote7c.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/board-tegranote7c.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/board-tegranote7c.c b/arch/arm/mach-tegra/board-tegranote7c.c index 85cf44613d10..1724d4958b4d 100644 --- a/arch/arm/mach-tegra/board-tegranote7c.c +++ b/arch/arm/mach-tegra/board-tegranote7c.c @@ -512,6 +512,7 @@ static struct gpio modem_gpios[] = { /* Nemo modem */ {MODEM_EN, GPIOF_OUT_INIT_HIGH, "MODEM EN"}, {MDM_RST, GPIOF_OUT_INIT_HIGH, "MODEM RESET"}, {MDM_APACK2, GPIOF_IN, "MODEM APACK2"}, + {MDM_PWR_BOOST, GPIOF_OUT_INIT_HIGH, "MODEM BOOST"}, }; static struct tegra_usb_platform_data tegra_ehci2_hsic_baseband_pdata = { @@ -553,6 +554,7 @@ static int baseband_init(void) gpio_export(MODEM_EN, false); gpio_export(MDM_RST, false); gpio_export(MDM_APACK2, false); + gpio_export(MDM_PWR_BOOST, false); return 0; } diff --git a/arch/arm/mach-tegra/board-tegranote7c.h b/arch/arm/mach-tegra/board-tegranote7c.h index ceb5b8e6dd2c..8f7ef4e8926d 100644 --- a/arch/arm/mach-tegra/board-tegranote7c.h +++ b/arch/arm/mach-tegra/board-tegranote7c.h @@ -97,6 +97,7 @@ #define MDM_RST TEGRA_GPIO_PP0 #define MDM_COLDBOOT TEGRA_GPIO_PI5 #define MDM_APACK2 TEGRA_GPIO_PV0 +#define MDM_PWR_BOOST TEGRA_GPIO_PQ1 int tegranote7c_regulator_init(void); int tegranote7c_power_off_init(void); |