4 files changed, 38 insertions(+), 2 deletions(-)

M module-bsp/board/rt1051/bellpx/board/BoardDefinitions.hpp
M module-bsp/board/rt1051/bellpx/board/pin_mux.h
M module-bsp/board/rt1051/bellpx/bsp/bell_temp_sensor/bell_temp_sensor.cpp
M module-bsp/board/rt1051/bellpx/pin_mux.c

@@ 165,4 165,7 @@ enum class BoardDefinitions
     BELL_FUELGAUGE_I2C          = static_cast<int>(drivers::I2CInstances ::I2C4),
     BELL_FUELGAUGE_ALRT_GPIO    = static_cast<int>(drivers::GPIOInstances ::GPIO_1),
     BELL_FUELGAUGE_ALRT_PIN     = 3,
+
+    BELL_TEMP_SENSOR_PWR_GPIO = static_cast<int>(drivers::GPIOInstances ::GPIO_1),
+    BELL_TEMP_SENSOR_PWR_PIN  = 27,
 };

@@ 188,6 188,13 @@ extern "C"
 
     void PINMUX_InitFuelGauge(void);
 
+/**
+ * Temperature sensor power supply enable
+ */
+#define PINUMX_TEMP_SENSOR_PWR_ENABLE IOMUXC_GPIO_AD_B1_11_GPIO1_IO27
+
+    void PINMUX_InitTempSensorPwr(void);
+
 #if defined(__cplusplus)
 }
 #endif

@@ 4,14 4,16 @@
 #include "bsp/bell_temp_sensor/bell_temp_sensor.hpp"
 #include "CT7117.hpp"
 #include <board/BoardDefinitions.hpp>
-#include "drivers/i2c/DriverI2C.hpp"
-#include "drivers/gpio/DriverGPIO.hpp"
+#include <drivers/i2c/DriverI2C.hpp>
+#include <drivers/gpio/DriverGPIO.hpp>
 
 #include "fsl_common.h"
 #include <log/log.hpp>
 
 namespace bsp::bell_temp_sensor
 {
+    using namespace drivers;
+
     bool isFahrenheit = false;
 
     namespace


@@ 42,6 44,9 @@ namespace bsp::bell_temp_sensor
             return i2c->Read(addr, reinterpret_cast<uint8_t *>(readout), 2);
         }
 
+        auto gpio_pwren = DriverGPIO::Create(static_cast<GPIOInstances>(BoardDefinitions::BELL_TEMP_SENSOR_PWR_GPIO),
+                                             DriverGPIOParams{});
+
     } // namespace
 
     std::int32_t init(bool Fahrenheit)


@@ 50,6 55,13 @@ namespace bsp::bell_temp_sensor
 
         LOG_DEBUG("Initializing Bell temperature sensor");
 
+        gpio_pwren->ConfPin(
+            DriverGPIOPinParams{.dir      = DriverGPIOPinParams::Direction::Output,
+                                .irqMode  = DriverGPIOPinParams::InterruptMode::NoIntmode,
+                                .defLogic = 1,
+                                .pin      = static_cast<uint32_t>(BoardDefinitions::BELL_TEMP_SENSOR_PWR_PIN)});
+        gpio_pwren->WritePin(static_cast<uint32_t>(BoardDefinitions::BELL_TEMP_SENSOR_PWR_PIN), 1); // enable power
+
         if (isInitiated) {
             return isPresent() ? kStatus_Success : kStatus_Fail;
         }


@@ 69,6 81,8 @@ namespace bsp::bell_temp_sensor
     void deinit()
     {
         standby();
+
+        gpio_pwren->WritePin(static_cast<uint32_t>(BoardDefinitions::BELL_TEMP_SENSOR_PWR_PIN), 0); // disable power
     }
 
     bool standby()

@@ 308,6 308,7 @@ void PINMUX_InitBootPins(void)
     PINMUX_WDOG_B_Init();
     PINMUX_InitI2C4();
     PINMUX_InitFuelGauge();
+    PINMUX_InitTempSensorPwr();
 }
 
 /*


@@ 1250,6 1251,17 @@ void PINMUX_InitFuelGauge(void)
                             PAD_CONFIG_PULL_KEEPER_ENABLED | PAD_CONFIG_SELECT_PULL | PAD_CONFIG_PULL_UP_100kOhm);
 }
 
+void PINMUX_InitTempSensorPwr(void)
+{
+    IOMUXC_SetPinMux(PINUMX_TEMP_SENSOR_PWR_ENABLE,
+                     0U); /* Software Input On Field: Input Path is determined by functionality */
+
+    IOMUXC_SetPinConfig(PINUMX_TEMP_SENSOR_PWR_ENABLE,
+
+                        PAD_CONFIG_SLEW_RATE_SLOW | PAD_CONFIG_DRIVER_DISABLED | PAD_CONFIG_SPEED_SLOW_50MHz |
+                            PAD_CONFIG_PULL_KEEPER_ENABLED | PAD_CONFIG_SELECT_PULL | PAD_CONFIG_PULL_DOWN_100kOhm);
+}
+
 /***********************************************************************************************************************
  * EOF
  **********************************************************************************************************************/