2 * (C) Copyright 2012 Lothar Waßmann <LW@KARO-electronics.de>
4 * See file CREDITS for list of people who contributed to this
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * version 2 as published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
19 #ifdef CONFIG_SYS_LVDS_IF
25 #ifdef CONFIG_OF_LIBFDT
26 void karo_fdt_remove_node(void *blob, const char *node);
27 void karo_fdt_move_fdt(void);
28 void karo_fdt_fixup_touchpanel(void *blob, const char *panels[],
30 void karo_fdt_fixup_usb_otg(void *blob, const char *node, const char *phy);
31 void karo_fdt_fixup_flexcan(void *blob, int xcvr_present);
32 void karo_fdt_del_prop(void *blob, const char *compat, phys_addr_t offs,
34 void karo_fdt_enable_node(void *blob, const char *node, int enable);
35 int karo_fdt_get_fb_mode(void *blob, const char *name,
36 struct fb_videomode *fb_mode);
37 int karo_fdt_update_fb_mode(void *blob, const char *name);
38 int karo_fdt_create_fb_mode(void *blob, const char *name,
39 struct fb_videomode *mode);
40 int karo_fdt_get_backlight_polarity(const void *blob);
42 static inline void karo_fdt_remove_node(void *blob, const char *node)
45 static inline void karo_fdt_move_fdt(void)
48 static inline void karo_fdt_fixup_touchpanel(void *blob, const char *panels[],
52 static inline void karo_fdt_fixup_usb_otg(void *blob, const char *node,
56 static inline void karo_fdt_fixup_flexcan(void *blob, int xcvr_present)
59 static inline void karo_fdt_del_prop(void *blob, const char *compat,
60 phys_addr_t offs, const char *prop)
63 static inline void karo_fdt_enable_node(void *blob, const char *node,
67 static inline int karo_fdt_get_fb_mode(void *blob, const char *name,
68 struct fb_videomode *fb_mode)
72 static inline int karo_fdt_update_fb_mode(void *blob, const char *name)
76 static inline int karo_fdt_create_fb_mode(void *blob,
78 struct fb_videomode *mode)
82 static inline int karo_fdt_get_backlight_polarity(const void *blob)
84 return getenv_yesno("backlight_polarity");
88 #if defined(CONFIG_SYS_LVDS_IF) && defined(CONFIG_OF_LIBFDT)
89 int karo_fdt_get_lcd_bus_width(const void *blob, int default_width);
90 int karo_fdt_get_lvds_mapping(const void *blob, int default_mapping);
91 u8 karo_fdt_get_lvds_channels(const void *blob);
93 static inline int karo_fdt_get_lcd_bus_width(const void *blob, int default_width)
97 static inline int karo_fdt_get_lvds_mapping(const void *blob, int default_mapping)
99 return default_mapping;
101 static inline u8 karo_fdt_get_lvds_channels(const void *blob)
107 static inline const char *karo_get_vmode(const char *video_mode)
109 const char *vmode = NULL;
111 if (video_mode == NULL || strlen(video_mode) == 0)
114 vmode = strchr(video_mode, ':');
115 return vmode ? vmode + 1 : video_mode;
118 #ifdef CONFIG_SPLASH_SCREEN
119 int karo_load_splashimage(int mode);
121 static inline int karo_load_splashimage(int mode)
127 #ifdef CONFIG_CMD_NAND
128 int karo_load_nand_part(const char *part, void *addr, size_t len);
130 static inline int karo_load_nand_part(const char *part, void *addr, size_t len)
136 #ifdef CONFIG_CMD_MMC
137 int karo_load_mmc_part(const char *part, void *addr, size_t len);
139 static inline int karo_load_mmc_part(const char *part, void *addr, size_t len)
145 static inline int karo_load_part(const char *part, void *addr, size_t len)
149 ret = karo_load_nand_part(part, addr, len);
150 if (ret == -EOPNOTSUPP)
151 return karo_load_mmc_part(part, addr, len);