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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* LCD panel support for the TI OMAP1610 Innovator board
*
* Copyright (C) 2004 Nokia Corporation
* Author: Imre Deak <imre.deak@nokia.com>
*/
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include "omapfb.h"
#define MODULE_NAME "omapfb-lcd_h3"
static int innovator1610_panel_init(struct lcd_panel *panel,
struct omapfb_device *fbdev)
{
int r = 0;
/* configure GPIO(14, 15) as outputs */
if (gpio_request_one(14, GPIOF_OUT_INIT_LOW, "lcd_en0")) {
pr_err(MODULE_NAME ": can't request GPIO 14\n");
r = -1;
goto exit;
}
if (gpio_request_one(15, GPIOF_OUT_INIT_LOW, "lcd_en1")) {
pr_err(MODULE_NAME ": can't request GPIO 15\n");
gpio_free(14);
r = -1;
goto exit;
}
exit:
return r;
}
static void innovator1610_panel_cleanup(struct lcd_panel *panel)
{
gpio_free(15);
gpio_free(14);
}
static int innovator1610_panel_enable(struct lcd_panel *panel)
{
/* set GPIO14 and GPIO15 high */
gpio_set_value(14, 1);
gpio_set_value(15, 1);
return 0;
}
static void innovator1610_panel_disable(struct lcd_panel *panel)
{
/* set GPIO13, GPIO14 and GPIO15 low */
gpio_set_value(14, 0);
gpio_set_value(15, 0);
}
static struct lcd_panel innovator1610_panel = {
.name = "inn1610",
.config = OMAP_LCDC_PANEL_TFT,
.bpp = 16,
.data_lines = 16,
.x_res = 320,
.y_res = 240,
.pixel_clock = 12500,
.hsw = 40,
.hfp = 40,
.hbp = 72,
.vsw = 1,
.vfp = 1,
.vbp = 0,
.pcd = 12,
.init = innovator1610_panel_init,
.cleanup = innovator1610_panel_cleanup,
.enable = innovator1610_panel_enable,
.disable = innovator1610_panel_disable,
};
static int innovator1610_panel_probe(struct platform_device *pdev)
{
omapfb_register_panel(&innovator1610_panel);
return 0;
}
static struct platform_driver innovator1610_panel_driver = {
.probe = innovator1610_panel_probe,
.driver = {
.name = "lcd_inn1610",
},
};
module_platform_driver(innovator1610_panel_driver);
MODULE_AUTHOR("Imre Deak");
MODULE_DESCRIPTION("LCD panel support for the TI OMAP1610 Innovator board");
MODULE_LICENSE("GPL");
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