linux/drivers/video/backlight/tdo24m.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * tdo24m - SPI-based drivers for Toppoly TDO24M series LCD panels
 *
 * Copyright (C) 2008 Marvell International Ltd.
 *	Eric Miao <[email protected]>
 */

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/spi/spi.h>
#include <linux/spi/tdo24m.h>
#include <linux/fb.h>
#include <linux/lcd.h>
#include <linux/slab.h>

#define POWER_IS_ON(pwr) …

#define TDO24M_SPI_BUFF_SIZE …
#define MODE_QVGA …
#define MODE_VGA …

struct tdo24m { … };

/* use bit 30, 31 as the indicator of command parameter number */
#define CMD0(x) …
#define CMD1(x, x1) …
#define CMD2(x, x1, x2) …
#define CMD_NULL …

static const uint32_t lcd_panel_reset[] = …;

static const uint32_t lcd_panel_on[] = …;

static const uint32_t lcd_panel_off[] = …;

static const uint32_t lcd_vga_pass_through_tdo24m[] = …;

static const uint32_t lcd_qvga_pass_through_tdo24m[] = …;

static const uint32_t lcd_vga_transfer_tdo24m[] = …;

static const uint32_t lcd_qvga_transfer[] = …;

static const uint32_t lcd_vga_pass_through_tdo35s[] = …;

static const uint32_t lcd_qvga_pass_through_tdo35s[] = …;

static const uint32_t lcd_vga_transfer_tdo35s[] = …;

static const uint32_t lcd_panel_config[] = …;

static int tdo24m_writes(struct tdo24m *lcd, const uint32_t *array)
{ … }

static int tdo24m_adj_mode(struct tdo24m *lcd, int mode)
{ … }

static int tdo35s_adj_mode(struct tdo24m *lcd, int mode)
{ … }

static int tdo24m_power_on(struct tdo24m *lcd)
{ … }

static int tdo24m_power_off(struct tdo24m *lcd)
{ … }

static int tdo24m_power(struct tdo24m *lcd, int power)
{ … }


static int tdo24m_set_power(struct lcd_device *ld, int power)
{ … }

static int tdo24m_get_power(struct lcd_device *ld)
{ … }

static int tdo24m_set_mode(struct lcd_device *ld, struct fb_videomode *m)
{ … }

static const struct lcd_ops tdo24m_ops = …;

static int tdo24m_probe(struct spi_device *spi)
{ … }

static void tdo24m_remove(struct spi_device *spi)
{ … }

#ifdef CONFIG_PM_SLEEP
static int tdo24m_suspend(struct device *dev)
{ … }

static int tdo24m_resume(struct device *dev)
{ … }
#endif

static SIMPLE_DEV_PM_OPS(tdo24m_pm_ops, tdo24m_suspend, tdo24m_resume);

/* Power down all displays on reboot, poweroff or halt */
static void tdo24m_shutdown(struct spi_device *spi)
{ … }

static struct spi_driver tdo24m_driver = …;

module_spi_driver(…) …;

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