1 /* arch/arm/plat-samsung/include/plat/fb.h 2 * 3 * Copyright 2008 Openmoko, Inc. 4 * Copyright 2008 Simtec Electronics 5 * http://armlinux.simtec.co.uk/ 6 * Ben Dooks <ben@simtec.co.uk> 7 * 8 * S3C - FB platform data definitions 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License version 2 as 12 * published by the Free Software Foundation. 13 */ 14 15 #ifndef __PLAT_S3C_FB_H 16 #define __PLAT_S3C_FB_H __FILE__ 17 18 /* S3C_FB_MAX_WIN 19 * Set to the maximum number of windows that any of the supported hardware 20 * can use. Since the platform data uses this for an array size, having it 21 * set to the maximum of any version of the hardware can do is safe. 22 */ 23 #define S3C_FB_MAX_WIN (5) 24 25 /** 26 * struct s3c_fb_pd_win - per window setup data 27 * @win_mode: The display parameters to initialise (not for window 0) 28 * @virtual_x: The virtual X size. 29 * @virtual_y: The virtual Y size. 30 */ 31 struct s3c_fb_pd_win { 32 struct fb_videomode win_mode; 33 34 unsigned short default_bpp; 35 unsigned short max_bpp; 36 unsigned short virtual_x; 37 unsigned short virtual_y; 38 }; 39 40 /** 41 * struct s3c_fb_platdata - S3C driver platform specific information 42 * @setup_gpio: Setup the external GPIO pins to the right state to transfer 43 * the data from the display system to the connected display 44 * device. 45 * @default_win: default window layer number to be used for UI layer. 46 * @vidcon0: The base vidcon0 values to control the panel data format. 47 * @vidcon1: The base vidcon1 values to control the panel data output. 48 * @win: The setup data for each hardware window, or NULL for unused. 49 * @display_mode: The LCD output display mode. 50 * 51 * The platform data supplies the video driver with all the information 52 * it requires to work with the display(s) attached to the machine. It 53 * controls the initial mode, the number of display windows (0 is always 54 * the base framebuffer) that are initialised etc. 55 * 56 */ 57 struct s3c_fb_platdata { 58 void (*setup_gpio)(void); 59 60 struct s3c_fb_pd_win *win[S3C_FB_MAX_WIN]; 61 62 u32 default_win; 63 64 u32 vidcon0; 65 u32 vidcon1; 66 }; 67 68 /** 69 * s3c_fb_set_platdata() - Setup the FB device with platform data. 70 * @pd: The platform data to set. The data is copied from the passed structure 71 * so the machine data can mark the data __initdata so that any unused 72 * machines will end up dumping their data at runtime. 73 */ 74 extern void s3c_fb_set_platdata(struct s3c_fb_platdata *pd); 75 76 /** 77 * s5p_fimd0_set_platdata() - Setup the FB device with platform data. 78 * @pd: The platform data to set. The data is copied from the passed structure 79 * so the machine data can mark the data __initdata so that any unused 80 * machines will end up dumping their data at runtime. 81 */ 82 extern void s5p_fimd0_set_platdata(struct s3c_fb_platdata *pd); 83 84 /** 85 * s3c64xx_fb_gpio_setup_24bpp() - S3C64XX setup function for 24bpp LCD 86 * 87 * Initialise the GPIO for an 24bpp LCD display on the RGB interface. 88 */ 89 extern void s3c64xx_fb_gpio_setup_24bpp(void); 90 91 /** 92 * s5pc100_fb_gpio_setup_24bpp() - S5PC100 setup function for 24bpp LCD 93 * 94 * Initialise the GPIO for an 24bpp LCD display on the RGB interface. 95 */ 96 extern void s5pc100_fb_gpio_setup_24bpp(void); 97 98 /** 99 * s5pv210_fb_gpio_setup_24bpp() - S5PV210/S5PC110 setup function for 24bpp LCD 100 * 101 * Initialise the GPIO for an 24bpp LCD display on the RGB interface. 102 */ 103 extern void s5pv210_fb_gpio_setup_24bpp(void); 104 105 /** 106 * exynos4_fimd0_gpio_setup_24bpp() - Exynos4 setup function for 24bpp LCD0 107 * 108 * Initialise the GPIO for an 24bpp LCD display on the RGB interface 0. 109 */ 110 extern void exynos4_fimd0_gpio_setup_24bpp(void); 111 112 /** 113 * s5p64x0_fb_gpio_setup_24bpp() - S5P6440/S5P6450 setup function for 24bpp LCD 114 * 115 * Initialise the GPIO for an 24bpp LCD display on the RGB interface. 116 */ 117 extern void s5p64x0_fb_gpio_setup_24bpp(void); 118 119 #endif /* __PLAT_S3C_FB_H */ 120