M7350/kernel/arch/arm/mach-msm/board-swordfish-panel.c

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2024-09-09 08:52:07 +00:00
/* 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);