include/dsi_host.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright (C) 2019 STMicroelectronics - All Rights Reserved
   4  * Author(s): Yannick Fertre <yannick.fertre@st.com> for STMicroelectronics.
   5  *
   6  */
   7
   8 #ifndef _DSI_HOST_H
   9 #define _DSI_HOST_H
  10
  11 #include <mipi_dsi.h>
  12
  13 struct dsi_host_ops {
  14         /**
  15          * init() - initialized the dsi_host
  16          *
  17          * @dev: dsi host device
  18          * @device: DSI peripheral device
  19          * @timing: Display timings
  20          * @max_data_lanes: maximum number of data lines
  21          * @phy_ops: set of function pointers for performing physical operations
  22          * @return 0 if OK, -ve on error
  23          */
  24         int (*init)(struct udevice *dev,
  25                     struct mipi_dsi_device *device,
  26                     struct display_timing *timings,
  27                     unsigned int max_data_lanes,
  28                     const struct mipi_dsi_phy_ops *phy_ops);
  29
  30         /**
  31          * enable() - Enable the dsi_host
  32          *
  33          * @dev: dsi host device
  34          * @return 0 if OK, -ve on error
  35          */
  36         int (*enable)(struct udevice *dev);
  37
  38         /**
  39          * disable() - Disable the dsi_host
  40          *
  41          * @dev: dsi host device
  42          * @return 0 if OK, -ve on error
  43          */
  44         int (*disable)(struct udevice *dev);
  45 };
  46
  47 #define dsi_host_get_ops(dev)   ((struct dsi_host_ops *)(dev)->driver->ops)
  48
  49 /**
  50  * dsi_host_init
  51  *
  52  * @dev: dsi host device
  53  * @device: DSI peripheral device
  54  * @timing: Display timings
  55  * @max_data_lanes: maximum number of data lines
  56  * @phy_ops: set of function pointers for performing physical operations
  57  * @return 0 if OK, -ve on error
  58  */
  59 int dsi_host_init(struct udevice *dev,
  60                   struct mipi_dsi_device *device,
  61                   struct display_timing *timings,
  62                   unsigned int max_data_lanes,
  63                   const struct mipi_dsi_phy_ops *phy_ops);
  64
  65 /**
  66  * dsi_host_enable
  67  *
  68  * @dev:        dsi host device
  69  * @return 0 if OK, -ve on error
  70  */
  71 int dsi_host_enable(struct udevice *dev);
  72
  73 #endif