arch/arm/mach-msm/board-swordfish-panel.c

/* linux/arch/arm/mach-msm/board-swordfish-panel.c
 *
 * Copyright (c) 2009 Google Inc.
 *
 * This software is licensed under the terms of the GNU General Public
 * License version 2, as published by the Free Software Foundation, and
 * may be copied, distributed, and modified under those terms.
 *
 * 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.
 *
 * Author: Dima Zavin <dima@android.com>
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/err.h>

#include <asm/io.h>
#include <asm/mach-types.h>

#include <mach/msm_fb.h>

#include "board-swordfish.h"
#include "devices.h"

#define CLK_NS_TO_RATE(ns)			(1000000000UL / (ns))

int swordfish_panel_blank(struct msm_lcdc_panel_ops *ops)
{
	/* TODO: Turn backlight off? */
	return 0;
}

int swordfish_panel_unblank(struct msm_lcdc_panel_ops *ops)
{
	/* TODO: Turn backlight on? */
	return 0;
}

int swordfish_panel_init(struct msm_lcdc_panel_ops *ops)
{
	return 0;
}

static struct resource resources_msm_fb[] = {
	{
		.start = MSM_FB_BASE,
		.end = MSM_FB_BASE + MSM_FB_SIZE,
		.flags = IORESOURCE_MEM,
	},
};

static struct msm_lcdc_timing swordfish_lcdc_timing = {
	.clk_rate		= CLK_NS_TO_RATE(26),
	.hsync_pulse_width	= 60,
	.hsync_back_porch	= 81,
	.hsync_front_porch	= 81,
	.hsync_skew		= 0,
	.vsync_pulse_width	= 2,
	.vsync_back_porch	= 20,
	.vsync_front_porch	= 27,
	.vsync_act_low		= 0,
	.hsync_act_low		= 0,
	.den_act_low		= 0,
};

static struct msm_fb_data swordfish_lcdc_fb_data = {
	.xres		= 800,
	.yres		= 480,
	.width		= 94,
	.height		= 57,
	.output_format	= 0,
};

static struct msm_lcdc_panel_ops swordfish_lcdc_panel_ops = {
	.init		= swordfish_panel_init,
	.blank		= swordfish_panel_blank,
	.unblank	= swordfish_panel_unblank,
};

static struct msm_lcdc_platform_data swordfish_lcdc_platform_data = {
	.panel_ops	= &swordfish_lcdc_panel_ops,
	.timing		= &swordfish_lcdc_timing,
	.fb_id		= 0,
	.fb_data	= &swordfish_lcdc_fb_data,
	.fb_resource = &resources_msm_fb[0],
};

static struct platform_device swordfish_lcdc_device = {
	.name	= "msm_mdp_lcdc",
	.id	= -1,
	.dev	= {
		.platform_data = &swordfish_lcdc_platform_data,
	},
};

int __init swordfish_init_panel(void)
{
	int rc;
	if (!machine_is_swordfish())
		return 0;

	if ((rc = platform_device_register(&msm_device_mdp)) != 0)
		return rc;

	if ((rc = platform_device_register(&swordfish_lcdc_device)) != 0)
		return rc;

	return 0;
}

device_initcall(swordfish_init_panel);