mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-27 05:23:34 +00:00
23f965a4c6
Display Serial Interface (DSI) host can usefully be modelled as their own uclass. DSI defines a serial bus and a communication protocol between the host and the device (panel, bridge). Signed-off-by: Yannick Fertré <yannick.fertre@st.com>
73 lines
1.7 KiB
C
73 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* Copyright (C) 2019 STMicroelectronics - All Rights Reserved
|
|
* Author(s): Yannick Fertre <yannick.fertre@st.com> for STMicroelectronics.
|
|
*
|
|
*/
|
|
|
|
#ifndef _DSI_HOST_H
|
|
#define _DSI_HOST_H
|
|
|
|
#include <mipi_dsi.h>
|
|
|
|
struct dsi_host_ops {
|
|
/**
|
|
* init() - initialized the dsi_host
|
|
*
|
|
* @dev: dsi host device
|
|
* @device: DSI peripheral device
|
|
* @timing: Display timings
|
|
* @max_data_lanes: maximum number of data lines
|
|
* @phy_ops: set of function pointers for performing physical operations
|
|
* @return 0 if OK, -ve on error
|
|
*/
|
|
int (*init)(struct udevice *dev,
|
|
struct mipi_dsi_device *device,
|
|
struct display_timing *timings,
|
|
unsigned int max_data_lanes,
|
|
const struct mipi_dsi_phy_ops *phy_ops);
|
|
|
|
/**
|
|
* enable() - Enable the dsi_host
|
|
*
|
|
* @dev: dsi host device
|
|
* @return 0 if OK, -ve on error
|
|
*/
|
|
int (*enable)(struct udevice *dev);
|
|
|
|
/**
|
|
* disable() - Disable the dsi_host
|
|
*
|
|
* @dev: dsi host device
|
|
* @return 0 if OK, -ve on error
|
|
*/
|
|
int (*disable)(struct udevice *dev);
|
|
};
|
|
|
|
#define dsi_host_get_ops(dev) ((struct dsi_host_ops *)(dev)->driver->ops)
|
|
|
|
/**
|
|
* dsi_host_init
|
|
*
|
|
* @dev: dsi host device
|
|
* @device: DSI peripheral device
|
|
* @timing: Display timings
|
|
* @max_data_lanes: maximum number of data lines
|
|
* @phy_ops: set of function pointers for performing physical operations
|
|
* @return 0 if OK, -ve on error
|
|
*/
|
|
int dsi_host_init(struct udevice *dev,
|
|
struct mipi_dsi_device *device,
|
|
struct display_timing *timings,
|
|
unsigned int max_data_lanes,
|
|
const struct mipi_dsi_phy_ops *phy_ops);
|
|
|
|
/**
|
|
* dsi_host_enable
|
|
*
|
|
* @dev: dsi host device
|
|
* @return 0 if OK, -ve on error
|
|
*/
|
|
int dsi_host_enable(struct udevice *dev);
|
|
|
|
#endif
|