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/* drivers/video/sc8825/lcd_dummy.c
*
* Support for dummy LCD device
*
* Copyright (C) 2010 Spreadtrum
*
* 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.
*/
#include <linux/kernel.h>
#include <linux/bug.h>
#include <linux/delay.h>
#include "../sprdfb_panel.h"
static int32_t dummy_mipi_init(struct panel_spec *self)
{
pr_debug(KERN_DEBUG "dummy_init\n");
return 0;
}
static uint32_t dummy_readid(struct panel_spec *self)
{
printk("lcd_dummy read id!\n");
printk("lcd_dummy read id success!\n");
return 0xFFFFFFFF;
}
static int32_t dummy_enter_sleep(struct panel_spec *self, uint8_t is_sleep)
{
printk(KERN_DEBUG "dummy_enter_sleep, is_sleep = %d\n", is_sleep);
return 0;
}
static int32_t dummy_check_esd(struct panel_spec *self)
{
pr_debug("dummy_check_esd!\n");
pr_debug("dummy_check_esd OK!\n");
return 1;
}
static struct panel_operations lcd_dummy_operations = {
.panel_init = dummy_mipi_init,
.panel_readid = dummy_readid,
.panel_enter_sleep = dummy_enter_sleep,
.panel_esd_check = dummy_check_esd,
};
static struct timing_rgb lcd_dummy_timing = {
.hfp = 20, /* unit: pixel */
.hbp = 20,
.hsync = 20,//4,
.vfp = 10, /*unit: line*/
.vbp = 10,
.vsync = 6,
};
static struct info_mipi lcd_dummy_info = {
.work_mode = SPRDFB_MIPI_MODE_VIDEO,
.video_bus_width = 24, /*18,16*/
.lan_number = 3,
.phy_feq = 500*1000,
.h_sync_pol = SPRDFB_POLARITY_POS,
.v_sync_pol = SPRDFB_POLARITY_POS,
.de_pol = SPRDFB_POLARITY_POS,
.te_pol = SPRDFB_POLARITY_POS,
.color_mode_pol = SPRDFB_POLARITY_NEG,
.shut_down_pol = SPRDFB_POLARITY_NEG,
.timing = &lcd_dummy_timing,
.ops = NULL,
};
struct panel_spec lcd_dummy_spec = {
.width = 320,
.height = 480,
.fps = 60,
.type = LCD_MODE_DSI,
.direction = LCD_DIRECT_NORMAL,
.is_clean_lcd = true,
.info = {
.mipi = &lcd_dummy_info
},
.ops = &lcd_dummy_operations,
};
struct panel_cfg lcd_dummy = {
.dev_id = SPRDFB_MAINLCD_ID,
.lcd_id = 0xFFFFFFFF,
.lcd_name = "lcd_dummy",
.panel = &lcd_dummy_spec,
};
static int __init lcd_dummy_init(void)
{
return sprdfb_panel_register(&lcd_dummy);
}
subsys_initcall(lcd_dummy_init);
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