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1a59d1b8e0
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not write to the free software foundation inc 59 temple place suite 330 boston ma 02111 1307 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1334 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
82 lines
1.7 KiB
C
82 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* LCD panel support for the TI OMAP H3 board
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*
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* Copyright (C) 2004 Nokia Corporation
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* Author: Imre Deak <imre.deak@nokia.com>
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*/
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/mfd/tps65010.h>
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#include <linux/gpio.h>
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#include "omapfb.h"
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#define MODULE_NAME "omapfb-lcd_h3"
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static int h3_panel_enable(struct lcd_panel *panel)
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{
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int r = 0;
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/* GPIO1 and GPIO2 of TPS65010 send LCD_ENBKL and LCD_ENVDD signals */
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r = tps65010_set_gpio_out_value(GPIO1, HIGH);
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if (!r)
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r = tps65010_set_gpio_out_value(GPIO2, HIGH);
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if (r)
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pr_err(MODULE_NAME ": Unable to turn on LCD panel\n");
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return r;
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}
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static void h3_panel_disable(struct lcd_panel *panel)
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{
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int r = 0;
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/* GPIO1 and GPIO2 of TPS65010 send LCD_ENBKL and LCD_ENVDD signals */
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r = tps65010_set_gpio_out_value(GPIO1, LOW);
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if (!r)
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tps65010_set_gpio_out_value(GPIO2, LOW);
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if (r)
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pr_err(MODULE_NAME ": Unable to turn off LCD panel\n");
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}
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static struct lcd_panel h3_panel = {
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.name = "h3",
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.config = OMAP_LCDC_PANEL_TFT,
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.data_lines = 16,
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.bpp = 16,
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.x_res = 240,
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.y_res = 320,
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.pixel_clock = 12000,
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.hsw = 12,
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.hfp = 14,
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.hbp = 72 - 12,
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.vsw = 1,
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.vfp = 1,
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.vbp = 0,
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.pcd = 0,
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.enable = h3_panel_enable,
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.disable = h3_panel_disable,
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};
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static int h3_panel_probe(struct platform_device *pdev)
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{
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omapfb_register_panel(&h3_panel);
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return 0;
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}
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static struct platform_driver h3_panel_driver = {
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.probe = h3_panel_probe,
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.driver = {
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.name = "lcd_h3",
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},
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};
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module_platform_driver(h3_panel_driver);
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MODULE_AUTHOR("Imre Deak");
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MODULE_DESCRIPTION("LCD panel support for the TI OMAP H3 board");
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MODULE_LICENSE("GPL");
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