diff options
Diffstat (limited to 'board/friendlyarm/nanopi2/nxp-fb.h')
-rw-r--r-- | board/friendlyarm/nanopi2/nxp-fb.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/board/friendlyarm/nanopi2/nxp-fb.h b/board/friendlyarm/nanopi2/nxp-fb.h new file mode 100644 index 0000000000..d31a03d7ce --- /dev/null +++ b/board/friendlyarm/nanopi2/nxp-fb.h @@ -0,0 +1,94 @@ +/* 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__ */ |