iPod Classic: Set LCD controller configuration register during initialization and don't rely on the bootloader doing that (closes FS#12233)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30908 a1c6a512-1295-4272-9138-f99709370657

firmware/export/s5l8702.h

@@ -562,6 +562,7 @@ struct dma_lli
 
 /////LCD/////
 #define LCD_BASE   (0x38300000)
+#define LCD_CONFIG (*((uint32_t volatile*)(0x38300000)))
 #define LCD_WCMD   (*((uint32_t volatile*)(0x38300004)))
 #define LCD_STATUS (*((uint32_t volatile*)(0x3830001c)))
 #define LCD_WDATA  (*((uint32_t volatile*)(0x38300040)))

firmware/target/arm/s5l8702/ipod6g/lcd-ipod6g.c

@@ -154,6 +154,8 @@ void lcd_init_device(void)
     semaphore_init(&lcd_wakeup, 1, 0);
     mutex_init(&lcd_mutex);
     lcd_type = (PDAT6 & 0x30) >> 4;
+    while (!(LCD_STATUS & 0x2));
+    LCD_CONFIG = 0x80100db0;
 }
 
 /*** Update functions ***/