Use correct spelling of "U-Boot"

Correct spelling of "U-Boot" shall be used in all written text
(documentation, comments in source files etc.).

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/board/freescale/t102xqds/README b/board/freescale/t102xqds/README
index bb0f280..c00e3ba 100644
--- a/board/freescale/t102xqds/README
+++ b/board/freescale/t102xqds/README
@@ -172,16 +172,16 @@
 128MB NOR Flash memory Map
 --------------------------
 Start Address   End Address     Definition			Max size
-0xEFF40000      0xEFFFFFFF      u-boot (current bank)		768KB
-0xEFF20000      0xEFF3FFFF      u-boot env (current bank)	128KB
+0xEFF40000      0xEFFFFFFF      U-Boot (current bank)		768KB
+0xEFF20000      0xEFF3FFFF      U-Boot env (current bank)	128KB
 0xEFF00000      0xEFF1FFFF      FMAN Ucode (current bank)	128KB
 0xEFE00000      0xEFE3FFFF      QE firmware (current bank)	256KB
 0xED300000      0xEFEFFFFF      rootfs (alt bank)		44MB
 0xEC800000      0xEC8FFFFF      Hardware device tree (alt bank) 1MB
 0xEC020000      0xEC7FFFFF      Linux.uImage (alt bank)		7MB + 875KB
 0xEC000000      0xEC01FFFF      RCW (alt bank)			128KB
-0xEBF40000      0xEBFFFFFF      u-boot (alt bank)		768KB
-0xEBF20000      0xEBF3FFFF      u-boot env (alt bank)		128KB
+0xEBF40000      0xEBFFFFFF      U-Boot (alt bank)		768KB
+0xEBF20000      0xEBF3FFFF      U-Boot env (alt bank)		128KB
 0xEBF00000      0xEBF1FFFF      FMAN ucode (alt bank)		128KB
 0xEBE00000      0xEBE3FFFF      QE firmware (alt bank)		256KB
 0xE9300000      0xEBEFFFFF      rootfs (current bank)		44MB
@@ -221,11 +221,11 @@
 
    Switching between default bank0 and alternate bank4 on NOR flash
    To change boot source to vbank4:
-	via software:   run command 'qixis_reset altbank' in u-boot.
+	via software:   run command 'qixis_reset altbank' in U-Boot.
 	via DIP-switch: set SW6[1:4] = '0100'
 
    To change boot source to vbank0:
-	via software:   run command 'qixis_reset' in u-boot.
+	via software:   run command 'qixis_reset' in U-Boot.
 	via DIP-Switch: set SW6[1:4] = '0000'
 
 2. NAND Boot:
@@ -273,8 +273,8 @@
 -------------------------------
 PBL initializes the internal CPC-SRAM and copy SPL(160K) to SRAM.
 SPL further initializes DDR using SPD and environment variables
-and copy u-boot(768 KB) from NAND/SPI/SD device to DDR.
-Finally SPL transers control to u-boot for futher booting.
+and copy U-Boot(768 KB) from NAND/SPI/SD device to DDR.
+Finally SPL transers control to U-Boot for futher booting.
 
 SPL has following features:
  - Executes within 256K
@@ -294,14 +294,14 @@
 -------------------------------------------------
 |STACK		   | 0xFFFD8000 (22KB)		|
 -------------------------------------------------
-|U-boot SPL	   | 0xFFFD8000 (160KB)		|
+|U-Boot SPL	   | 0xFFFD8000 (160KB)		|
 -------------------------------------------------
 
 NAND Flash memory Map on T1024QDS
 -------------------------------------------------------------
 Start		End		Definition	Size
-0x000000	0x0FFFFF	u-boot		1MB
-0x100000	0x15FFFF	u-boot env	8KB
+0x000000	0x0FFFFF	U-Boot		1MB
+0x100000	0x15FFFF	U-Boot env	8KB
 0x160000	0x17FFFF	FMAN Ucode	128KB
 0x180000	0x19FFFF	QE Firmware	128KB
 
@@ -309,8 +309,8 @@
 SD Card memory Map on T1024QDS
 ----------------------------------------------------
 Block		#blocks		Definition	Size
-0x008		2048		u-boot img	1MB
-0x800		0016		u-boot env	8KB
+0x008		2048		U-Boot img	1MB
+0x800		0016		U-Boot env	8KB
 0x820		0256		FMAN Ucode	128KB
 0x920		0256		QE Firmware	128KB
 
@@ -318,8 +318,8 @@
 SPI Flash memory Map on T1024QDS
 ----------------------------------------------------
 Start		End		Definition	Size
-0x000000	0x0FFFFF	u-boot img	1MB
-0x100000	0x101FFF	u-boot env	8KB
+0x000000	0x0FFFFF	U-Boot img	1MB
+0x100000	0x101FFF	U-Boot env	8KB
 0x110000	0x12FFFF	FMAN Ucode	128KB
 0x130000	0x14FFFF	QE Firmware	128KB