diff options
Diffstat (limited to 'arch/arm/mach-tegra/odm_kit/adaptations/pmu/max8907b/tca6416_expander_i2c.h')
-rw-r--r-- | arch/arm/mach-tegra/odm_kit/adaptations/pmu/max8907b/tca6416_expander_i2c.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/odm_kit/adaptations/pmu/max8907b/tca6416_expander_i2c.h b/arch/arm/mach-tegra/odm_kit/adaptations/pmu/max8907b/tca6416_expander_i2c.h new file mode 100644 index 000000000000..ce14b79df090 --- /dev/null +++ b/arch/arm/mach-tegra/odm_kit/adaptations/pmu/max8907b/tca6416_expander_i2c.h @@ -0,0 +1,109 @@ +/* + * Copyright (c) 2009 NVIDIA Corporation. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * Neither the name of the NVIDIA Corporation nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + */ + +#ifndef INCLUDED_TCA6416_EXPANDER_I2C_H +#define INCLUDED_TCA6416_EXPANDER_I2C_H + +#include "nvodm_pmu.h" +#include "max8907b.h" + +#if defined(__cplusplus) +extern "C" +{ +#endif + + + +/** + * @brief Defines the possible modes. + */ + +typedef enum +{ + + /** + * Specifies the gpio pin as not in use. + */ + GpioPinMode_Inactive = 0, + + /// Specifies the gpio pin mode as input. + GpioPinMode_InputData, + + /// Specifies the gpio pin mode as output. + GpioPinMode_Output, + + GpioPinMode_Num, + GpioPinMode_Force32 = 0x7FFFFFFF +} GpioPinMode; + + +/** + * @brief Defines the pin state + */ + +typedef enum +{ + // Pin state high + GpioPinState_Low = 0, + // Pin is high + GpioPinState_High, + GpioPinState_Num, + GpioPinState_Force32 = 0x7FFFFFFF +} GpioPinState; + + +NvBool Tca6416ConfigPortPin( + NvOdmPmuDeviceHandle hDevice, + NvU32 portNo, + NvU32 pinNo, + GpioPinMode Mode); + +NvBool Tca6416WritePortPin( + NvOdmPmuDeviceHandle hDevice, + NvU32 portNo, + NvU32 pinNo, + GpioPinState data); + +NvBool Tca6416ReadPortPin( + NvOdmPmuDeviceHandle hDevice, + NvU32 portNo, + NvU32 pinNo, + GpioPinState*State); + + +#if defined(__cplusplus) +} +#endif + +/** @} */ + +#endif // INCLUDED_TCA6416_EXPANDER_I2C_H |