mpc8xx: remove v37 board support

This board is old enough and has no maintainer.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
diff --git a/drivers/video/mpc8xx_lcd.c b/drivers/video/mpc8xx_lcd.c
index eafeff7..2bc3ceb 100644
--- a/drivers/video/mpc8xx_lcd.c
+++ b/drivers/video/mpc8xx_lcd.c
@@ -34,7 +34,7 @@
 #define CONFIG_LCD_INFO		/* Display Logo, (C) and system info	*/
 #endif
 
-#if defined(CONFIG_V37) || defined(CONFIG_EDT32F10)
+#if defined(CONFIG_EDT32F10)
 #undef CONFIG_LCD_LOGO
 #undef CONFIG_LCD_INFO
 #endif
@@ -413,12 +413,6 @@
 	immr->im_siu_conf.sc_sdcr |= (1 << (31 - 25));		/* LAM = 1 */
 	lcdp->lcd_lccr |= LCCR_PON;
 
-#ifdef CONFIG_V37
-	/* Turn on display backlight */
-	immr->im_cpm.cp_pbpar |= 0x00008000;
-	immr->im_cpm.cp_pbdir |= 0x00008000;
-#endif
-
 #if defined(CONFIG_LWMON)
     {	uchar c = pic_read (0x60);
 #if defined(CONFIG_LCD) && defined(CONFIG_LWMON) && (CONFIG_POST & CONFIG_SYS_POST_SYSMON)