Line data    Source code

       1            0 : /*
       2              :  * Copyright (c) 2024 ENE Technology Inc.
       3              :  *
       4              :  * SPDX-License-Identifier: Apache-2.0
       5              :  */
       6              : #ifndef ZEPHYR_INCLUDE_DT_BINDINGS_GPIO_ENE_KB1200_GPIO_H_
       7              : #define ZEPHYR_INCLUDE_DT_BINDINGS_GPIO_ENE_KB1200_GPIO_H_
       8              : 
       9              : /**
      10              :  * @name GPIO pin voltage flags
      11              :  *
      12              :  * The voltage and driving flags are a Zephyr specific extension of the standard GPIO flags
      13              :  * specified by the Linux GPIO binding for use with the ENE KB1200 SoC.
      14              :  *
      15              :  * @{
      16              :  *  Note: Bits 15 down to 8 are reserved for SoC specific flags.
      17              :  */
      18              : 
      19              : /** @cond INTERNAL_HIDDEN */
      20              : #define KB1200_GPIO_VOLTAGE_POS         8
      21              : #define KB1200_GPIO_VOLTAGE_MASK        (1U << KB1200_GPIO_VOLTAGE_POS)
      22              : 
      23              : #define KB1200_GPIO_DRIVING_POS         9
      24              : #define KB1200_GPIO_DRIVING_MASK        (1U << KB1200_GPIO_DRIVING_POS)
      25              : /** @endcond */
      26              : 
      27              : /** Set pin at the default voltage level (3.3V) */
      28            1 : #define KB1200_GPIO_VOLTAGE_DEFAULT     (0U << KB1200_GPIO_VOLTAGE_POS)
      29              : /** Set pin voltage level at 1.8 V */
      30            1 : #define KB1200_GPIO_VOLTAGE_1P8         (1U << KB1200_GPIO_VOLTAGE_POS)
      31              : 
      32              : /** Set pin at the default driving current (4mA) */
      33            1 : #define KB1200_GPIO_DRIVING_DEFAULT     (0U << KB1200_GPIO_DRIVING_POS)
      34              : /** Set pin driving current at 16mA */
      35            1 : #define KB1200_GPIO_DRIVING_16MA        (1U << KB1200_GPIO_DRIVING_POS)
      36              : 
      37              : 
      38              : /** @} */
      39              : 
      40              : #endif /* ZEPHYR_INCLUDE_DT_BINDINGS_GPIO_ENE_KB1200_GPIO_H_ */