video: Add support for Hitachi tx18d42vm LVDS LCD panels

[karo-tx-uboot.git] / drivers / video / exynos_fb.c

diff --git a/drivers/video/exynos_fb.c b/drivers/video/exynos_fb.c
index 00a0a11ed4e750ad62eec9b5c5f0ceba7d9fd2e8..be35b982acd12f6019281248145a06124a483720 100644 (file)
--- a/drivers/video/exynos_fb.c
+++ b/drivers/video/exynos_fb.c
@@ -27,17 +27,13 @@ DECLARE_GLOBAL_DATA_PTR;
 
 static unsigned int panel_width, panel_height;
 
-/*
- * board_init_f(arch/arm/lib/board.c) calls lcd_setmem() which needs
- * panel_info.vl_col, panel_info.vl_row and panel_info.vl_bpix to reserve
- * FB memory at a very early stage, i.e even before exynos_fimd_parse_dt()
- * is called. So, we are forced to statically assign it.
- */
 #ifdef CONFIG_OF_CONTROL
 vidinfo_t panel_info  = {
-       .vl_col = LCD_XRES,
-       .vl_row = LCD_YRES,
-       .vl_bpix = LCD_COLOR16,
+       /*
+        * Insert a value here so that we don't end up in the BSS
+        * Reference: drivers/video/tegra.c
+        */
+       .vl_col = -1,
 };
 #endif
 
@@ -62,47 +58,38 @@ static void exynos_lcd_init(vidinfo_t *vid)
        lcd_set_flush_dcache(1);
 }
 
-void __exynos_cfg_lcd_gpio(void)
+__weak void exynos_cfg_lcd_gpio(void)
+{
+}
+
+__weak void exynos_backlight_on(unsigned int onoff)
 {
 }
-void exynos_cfg_lcd_gpio(void)
-       __attribute__((weak, alias("__exynos_cfg_lcd_gpio")));
 
-void __exynos_backlight_on(unsigned int onoff)
+__weak void exynos_reset_lcd(void)
 {
 }
-void exynos_backlight_on(unsigned int onoff)
-       __attribute__((weak, alias("__exynos_cfg_lcd_gpio")));
 
-void __exynos_reset_lcd(void)
+__weak void exynos_lcd_power_on(void)
 {
 }
-void exynos_reset_lcd(void)
-       __attribute__((weak, alias("__exynos_reset_lcd")));
 
-void __exynos_lcd_power_on(void)
+__weak void exynos_cfg_ldo(void)
 {
 }
-void exynos_lcd_power_on(void)
-       __attribute__((weak, alias("__exynos_lcd_power_on")));
 
-void __exynos_cfg_ldo(void)
+__weak void exynos_enable_ldo(unsigned int onoff)
 {
 }
-void exynos_cfg_ldo(void)
-       __attribute__((weak, alias("__exynos_cfg_ldo")));
 
-void __exynos_enable_ldo(unsigned int onoff)
+__weak void exynos_backlight_reset(void)
 {
 }
-void exynos_enable_ldo(unsigned int onoff)
-       __attribute__((weak, alias("__exynos_enable_ldo")));
 
-void __exynos_backlight_reset(void)
+__weak int exynos_lcd_misc_init(vidinfo_t *vid)
 {
+       return 0;
 }
-void exynos_backlight_reset(void)
-       __attribute__((weak, alias("__exynos_backlight_reset")));
 
 static void lcd_panel_on(vidinfo_t *vid)
 {
@@ -134,7 +121,7 @@ static void lcd_panel_on(vidinfo_t *vid)
 }
 
 #ifdef CONFIG_OF_CONTROL
-int exynos_fimd_parse_dt(const void *blob)
+int exynos_lcd_early_init(const void *blob)
 {
        unsigned int node;
        node = fdtdec_next_compatible(blob, 0, COMPAT_SAMSUNG_EXYNOS_FIMD);
@@ -279,12 +266,15 @@ void lcd_ctrl_init(void *lcdbase)
        set_lcd_clk();
 
 #ifdef CONFIG_OF_CONTROL
-       if (exynos_fimd_parse_dt(gd->fdt_blob))
-               debug("Can't get proper panel info\n");
+#ifdef CONFIG_EXYNOS_MIPI_DSIM
+       exynos_init_dsim_platform_data(&panel_info);
+#endif
+       exynos_lcd_misc_init(&panel_info);
 #else
        /* initialize parameters which is specific to panel. */
        init_panel_info(&panel_info);
 #endif
+
        panel_width = panel_info.vl_width;
        panel_height = panel_info.vl_height;