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