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/* SPDX-License-Identifier: GPL-2.0+
*
* Copyright (c) 2017 FriendlyARM (www.arm9.net)
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* Header file for NXP Display Driver
*/
#ifndef __MACH_NXP_FB_H__
#define __MACH_NXP_FB_H__
/*
* struct nxp_lcd_polarity
* @rise_vclk: if 1, video data is fetched at rising edge
* @inv_hsync: if HSYNC polarity is inversed
* @inv_vsync: if VSYNC polarity is inversed
* @inv_vden: if VDEN polarity is inversed
*/
struct nxp_lcd_polarity {
int rise_vclk;
int inv_hsync;
int inv_vsync;
int inv_vden;
};
/*
* struct nxp_lcd_timing
* @h_fp: horizontal front porch
* @h_bp: horizontal back porch
* @h_sw: horizontal sync width
* @v_fp: vertical front porch
* @v_fpe: vertical front porch for even field
* @v_bp: vertical back porch
* @v_bpe: vertical back porch for even field
*/
struct nxp_lcd_timing {
int h_fp;
int h_bp;
int h_sw;
int v_fp;
int v_fpe;
int v_bp;
int v_bpe;
int v_sw;
};
/*
* struct nxp_lcd
* @width: horizontal resolution
* @height: vertical resolution
* @p_width: width of lcd in mm
* @p_height: height of lcd in mm
* @bpp: bits per pixel
* @freq: vframe frequency
* @timing: timing values
* @polarity: polarity settings
* @gpio_init: pointer to GPIO init function
*
*/
struct nxp_lcd {
int width;
int height;
int p_width;
int p_height;
int bpp;
int freq;
struct nxp_lcd_timing timing;
struct nxp_lcd_polarity polarity;
void (*gpio_init)(void);
};
/**
* Public interfaces
*/
enum lcd_format {
LCD_VESA = 0,
LCD_JEIDA = 1,
LCD_LOC = 2,
LCD_RGB = 4,
LCD_HDMI = 5,
};
extern int bd_setup_lcd_by_id(int id);
extern int bd_setup_lcd_by_name(char *name);
extern struct nxp_lcd *bd_get_lcd(void);
extern const char *bd_get_lcd_name(void);
extern int bd_get_lcd_density(void);
extern enum lcd_format bd_get_lcd_format(void);
extern int bd_fixup_lcd_fdt(void *blob, struct nxp_lcd *cfg);
#endif /* __MACH_NXP_FB_H__ */
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