linux/drivers/gpu/drm/panel/panel-himax-hx8394.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Driver for panels based on Himax HX8394 controller, such as:
 *
 * - HannStar HSD060BHW4 5.99" MIPI-DSI panel
 *
 * Copyright (C) 2021 Kamil Trzciński
 *
 * Based on drivers/gpu/drm/panel/panel-sitronix-st7703.c
 * Copyright (C) Purism SPC 2019
 */

#include <linux/delay.h>
#include <linux/gpio/consumer.h>
#include <linux/media-bus-format.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/regulator/consumer.h>

#include <video/mipi_display.h>

#include <drm/drm_mipi_dsi.h>
#include <drm/drm_modes.h>
#include <drm/drm_panel.h>

#define DRV_NAME …

/* Manufacturer specific commands sent via DSI, listed in HX8394-F datasheet */
#define HX8394_CMD_SETSEQUENCE …
#define HX8394_CMD_SETPOWER …
#define HX8394_CMD_SETDISP …
#define HX8394_CMD_SETCYC …
#define HX8394_CMD_SETVCOM …
#define HX8394_CMD_SETTE …
#define HX8394_CMD_SETSENSOR …
#define HX8394_CMD_SETEXTC …
#define HX8394_CMD_SETMIPI …
#define HX8394_CMD_SETOTP …
#define HX8394_CMD_SETREGBANK …
#define HX8394_CMD_UNKNOWN5 …
#define HX8394_CMD_UNKNOWN1 …
#define HX8394_CMD_SETDGCLUT …
#define HX8394_CMD_SETID …
#define HX8394_CMD_SETDDB …
#define HX8394_CMD_UNKNOWN2 …
#define HX8394_CMD_SETCABC …
#define HX8394_CMD_SETCABCGAIN …
#define HX8394_CMD_SETPANEL …
#define HX8394_CMD_SETOFFSET …
#define HX8394_CMD_SETGIP0 …
#define HX8394_CMD_UNKNOWN3 …
#define HX8394_CMD_SETGIP1 …
#define HX8394_CMD_SETGIP2 …
#define HX8394_CMD_SETGPO …
#define HX8394_CMD_UNKNOWN4 …
#define HX8394_CMD_SETSCALING …
#define HX8394_CMD_SETIDLE …
#define HX8394_CMD_SETGAMMA …
#define HX8394_CMD_SETCHEMODE_DYN …
#define HX8394_CMD_SETCHE …
#define HX8394_CMD_SETCESEL …
#define HX8394_CMD_SET_SP_CMD …
#define HX8394_CMD_SETREADINDEX …
#define HX8394_CMD_GETSPIREAD …

struct hx8394 { … };

struct hx8394_panel_desc { … };

static inline struct hx8394 *panel_to_hx8394(struct drm_panel *panel)
{ … }

static int hsd060bhw4_init_sequence(struct hx8394 *ctx)
{ … }

static const struct drm_display_mode hsd060bhw4_mode = …;

static const struct hx8394_panel_desc hsd060bhw4_desc = …;

static int powkiddy_x55_init_sequence(struct hx8394 *ctx)
{ … }

static const struct drm_display_mode powkiddy_x55_mode = …;

static const struct hx8394_panel_desc powkiddy_x55_desc = …;

static int hx8394_enable(struct drm_panel *panel)
{ … }

static int hx8394_disable(struct drm_panel *panel)
{ … }

static int hx8394_unprepare(struct drm_panel *panel)
{ … }

static int hx8394_prepare(struct drm_panel *panel)
{ … }

static int hx8394_get_modes(struct drm_panel *panel,
			    struct drm_connector *connector)
{ … }

static enum drm_panel_orientation hx8394_get_orientation(struct drm_panel *panel)
{ … }

static const struct drm_panel_funcs hx8394_drm_funcs = …;

static int hx8394_probe(struct mipi_dsi_device *dsi)
{ … }

static void hx8394_remove(struct mipi_dsi_device *dsi)
{ … }

static const struct of_device_id hx8394_of_match[] = …;
MODULE_DEVICE_TABLE(of, hx8394_of_match);

static struct mipi_dsi_driver hx8394_driver = …;
module_mipi_dsi_driver(…) …;

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;