diff options
Diffstat (limited to 'common/lcd.c')
| -rw-r--r-- | common/lcd.c | 122 |
1 files changed, 92 insertions, 30 deletions
diff --git a/common/lcd.c b/common/lcd.c index edae835..50ea4d6 100644 --- a/common/lcd.c +++ b/common/lcd.c @@ -43,6 +43,8 @@ #include <lcd.h> #include <watchdog.h> +#include <splash.h> + #if defined(CONFIG_CPU_PXA25X) || defined(CONFIG_CPU_PXA27X) || \ defined(CONFIG_CPU_MONAHANS) #define CONFIG_CPU_PXA @@ -57,6 +59,10 @@ #include <atmel_lcdc.h> #endif +#if defined(CONFIG_LCD_DT_SIMPLEFB) +#include <libfdt.h> +#endif + /************************************************************************/ /* ** FONT DATA */ /************************************************************************/ @@ -1068,18 +1074,6 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y) } #endif -#ifdef CONFIG_SPLASH_SCREEN_PREPARE -static inline int splash_screen_prepare(void) -{ - return board_splash_screen_prepare(); -} -#else -static inline int splash_screen_prepare(void) -{ - return 0; -} -#endif - static void *lcd_logo(void) { #ifdef CONFIG_SPLASH_SCREEN @@ -1092,26 +1086,11 @@ static void *lcd_logo(void) do_splash = 0; if (splash_screen_prepare()) - return (void *)gd->fb_base; + return (void *)lcd_base; addr = simple_strtoul (s, NULL, 16); -#ifdef CONFIG_SPLASH_SCREEN_ALIGN - s = getenv("splashpos"); - if (s != NULL) { - if (s[0] == 'm') - x = BMP_ALIGN_CENTER; - else - x = simple_strtol(s, NULL, 0); - - s = strchr(s + 1, ','); - if (s != NULL) { - if (s[1] == 'm') - y = BMP_ALIGN_CENTER; - else - y = simple_strtol (s + 1, NULL, 0); - } - } -#endif /* CONFIG_SPLASH_SCREEN_ALIGN */ + + splash_get_pos(&x, &y); if (bmp_display(addr, x, y) == 0) return (void *)lcd_base; @@ -1182,3 +1161,86 @@ int lcd_get_screen_columns(void) { return CONSOLE_COLS; } + +#if defined(CONFIG_LCD_DT_SIMPLEFB) +static int lcd_dt_simplefb_configure_node(void *blob, int off) +{ + u32 stride; + fdt32_t cells[2]; + int ret; + static const char format[] = +#if LCD_BPP == LCD_COLOR16 + "r5g6b5"; +#else + ""; +#endif + + if (!format[0]) + return -1; + + stride = panel_info.vl_col * 2; + + cells[0] = cpu_to_fdt32(gd->fb_base); + cells[1] = cpu_to_fdt32(stride * panel_info.vl_row); + ret = fdt_setprop(blob, off, "reg", cells, sizeof(cells[0]) * 2); + if (ret < 0) + return -1; + + cells[0] = cpu_to_fdt32(panel_info.vl_col); + ret = fdt_setprop(blob, off, "width", cells, sizeof(cells[0])); + if (ret < 0) + return -1; + + cells[0] = cpu_to_fdt32(panel_info.vl_row); + ret = fdt_setprop(blob, off, "height", cells, sizeof(cells[0])); + if (ret < 0) + return -1; + + cells[0] = cpu_to_fdt32(stride); + ret = fdt_setprop(blob, off, "stride", cells, sizeof(cells[0])); + if (ret < 0) + return -1; + + ret = fdt_setprop(blob, off, "format", format, strlen(format) + 1); + if (ret < 0) + return -1; + + ret = fdt_delprop(blob, off, "status"); + if (ret < 0) + return -1; + + return 0; +} + +int lcd_dt_simplefb_add_node(void *blob) +{ + static const char compat[] = "simple-framebuffer"; + static const char disabled[] = "disabled"; + int off, ret; + + off = fdt_add_subnode(blob, 0, "framebuffer"); + if (off < 0) + return -1; + + ret = fdt_setprop(blob, off, "status", disabled, sizeof(disabled)); + if (ret < 0) + return -1; + + ret = fdt_setprop(blob, off, "compatible", compat, sizeof(compat)); + if (ret < 0) + return -1; + + return lcd_dt_simplefb_configure_node(blob, off); +} + +int lcd_dt_simplefb_enable_existing_node(void *blob) +{ + int off; + + off = fdt_node_offset_by_compatible(blob, -1, "simple-framebuffer"); + if (off < 0) + return -1; + + return lcd_dt_simplefb_configure_node(blob, off); +} +#endif |