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/arch/arm/cpu/arm926ejs/lpc32xx/cpu.c b/arch/arm/cpu/arm926ejs/lpc32xx/cpu.c
index bee9318..085649e 100644
--- a/arch/arm/cpu/arm926ejs/lpc32xx/cpu.c
+++ b/arch/arm/cpu/arm926ejs/lpc32xx/cpu.c
@@ -46,7 +46,7 @@
 int arch_cpu_init(void)
 {
 	/*
-	 * It might be necessary to flush data cache, if U-boot is loaded
+	 * It might be necessary to flush data cache, if U-Boot is loaded
 	 * from kickstart bootloader, e.g. from S1L loader
 	 */
 	flush_dcache_all();
diff --git a/arch/arm/cpu/arm926ejs/lpc32xx/lowlevel_init.S b/arch/arm/cpu/arm926ejs/lpc32xx/lowlevel_init.S
index 4b8053e..b21abc3 100644
--- a/arch/arm/cpu/arm926ejs/lpc32xx/lowlevel_init.S
+++ b/arch/arm/cpu/arm926ejs/lpc32xx/lowlevel_init.S
@@ -41,5 +41,5 @@
 	orr	r0, #0x00000004
 	str	r0, [r1]
 
-	/* Return to U-boot via saved link register */
+	/* Return to U-Boot via saved link register */
 	mov	pc, lr
diff --git a/arch/arm/cpu/armv7/nonsec_virt.S b/arch/arm/cpu/armv7/nonsec_virt.S
index 31d1c9e..b7563ed 100644
--- a/arch/arm/cpu/armv7/nonsec_virt.S
+++ b/arch/arm/cpu/armv7/nonsec_virt.S
@@ -37,7 +37,7 @@
 
 /*
  * secure monitor handler
- * U-boot calls this "software interrupt" in start.S
+ * U-Boot calls this "software interrupt" in start.S
  * This is executed on a "smc" instruction, we use a "smc #0" to switch
  * to non-secure state.
  * r0, r1, r2: passed to the callee
diff --git a/arch/arm/cpu/armv8/Kconfig b/arch/arm/cpu/armv8/Kconfig
index 4cd84b0..3d19bbf 100644
--- a/arch/arm/cpu/armv8/Kconfig
+++ b/arch/arm/cpu/armv8/Kconfig
@@ -1,6 +1,6 @@
 if ARM64
 
 config ARMV8_MULTIENTRY
-        boolean "Enable multiple CPUs to enter into U-boot"
+        boolean "Enable multiple CPUs to enter into U-Boot"
 
 endif
diff --git a/arch/arm/dts/uniphier-ph1-ld4-ref.dts b/arch/arm/dts/uniphier-ph1-ld4-ref.dts
index 469bd05..f62916d 100644
--- a/arch/arm/dts/uniphier-ph1-ld4-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-ld4-ref.dts
@@ -59,7 +59,7 @@
 	status = "okay";
 };
 
-/* for U-boot only */
+/* for U-Boot only */
 / {
 	soc {
 		u-boot,dm-pre-reloc;
diff --git a/arch/arm/dts/uniphier-ph1-ld6b-ref.dts b/arch/arm/dts/uniphier-ph1-ld6b-ref.dts
index e0a972f..dca408b 100644
--- a/arch/arm/dts/uniphier-ph1-ld6b-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-ld6b-ref.dts
@@ -61,7 +61,7 @@
 	status = "okay";
 };
 
-/* for U-boot only */
+/* for U-Boot only */
 / {
 	soc {
 		u-boot,dm-pre-reloc;
diff --git a/arch/arm/dts/uniphier-ph1-pro4-ref.dts b/arch/arm/dts/uniphier-ph1-pro4-ref.dts
index 02e74a7..202a642 100644
--- a/arch/arm/dts/uniphier-ph1-pro4-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-pro4-ref.dts
@@ -66,7 +66,7 @@
 	status = "okay";
 };
 
-/* for U-boot only */
+/* for U-Boot only */
 / {
 	soc {
 		u-boot,dm-pre-reloc;
diff --git a/arch/arm/dts/uniphier-ph1-pro5-4kbox.dts b/arch/arm/dts/uniphier-ph1-pro5-4kbox.dts
index d46e827..02a3362 100644
--- a/arch/arm/dts/uniphier-ph1-pro5-4kbox.dts
+++ b/arch/arm/dts/uniphier-ph1-pro5-4kbox.dts
@@ -47,7 +47,7 @@
 	status = "okay";
 };
 
-/* for U-boot only */
+/* for U-Boot only */
 / {
 	soc {
 		u-boot,dm-pre-reloc;
diff --git a/arch/arm/dts/uniphier-ph1-sld3-ref.dts b/arch/arm/dts/uniphier-ph1-sld3-ref.dts
index 1f3aee9..ff17945 100644
--- a/arch/arm/dts/uniphier-ph1-sld3-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-sld3-ref.dts
@@ -68,7 +68,7 @@
 	status = "okay";
 };
 
-/* for U-boot only */
+/* for U-Boot only */
 &serial0 {
        u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-ph1-sld8-ref.dts b/arch/arm/dts/uniphier-ph1-sld8-ref.dts
index b58bf07..b5b6f65 100644
--- a/arch/arm/dts/uniphier-ph1-sld8-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-sld8-ref.dts
@@ -63,7 +63,7 @@
 	status = "okay";
 };
 
-/* for U-boot only */
+/* for U-Boot only */
 / {
 	soc {
 		u-boot,dm-pre-reloc;
diff --git a/arch/arm/dts/uniphier-proxstream2-gentil.dts b/arch/arm/dts/uniphier-proxstream2-gentil.dts
index a49215e..c6c133a 100644
--- a/arch/arm/dts/uniphier-proxstream2-gentil.dts
+++ b/arch/arm/dts/uniphier-proxstream2-gentil.dts
@@ -49,7 +49,7 @@
 	status = "okay";
 };
 
-/* for U-boot only */
+/* for U-Boot only */
 / {
 	soc {
 		u-boot,dm-pre-reloc;
diff --git a/arch/arm/dts/uniphier-proxstream2-vodka.dts b/arch/arm/dts/uniphier-proxstream2-vodka.dts
index 63bd363..3703ad3 100644
--- a/arch/arm/dts/uniphier-proxstream2-vodka.dts
+++ b/arch/arm/dts/uniphier-proxstream2-vodka.dts
@@ -45,7 +45,7 @@
 	status = "okay";
 };
 
-/* for U-boot only */
+/* for U-Boot only */
 / {
 	soc {
 		u-boot,dm-pre-reloc;
diff --git a/arch/arm/mach-exynos/include/mach/spl.h b/arch/arm/mach-exynos/include/mach/spl.h
index 0c480ac..a5d13fa 100644
--- a/arch/arm/mach-exynos/include/mach/spl.h
+++ b/arch/arm/mach-exynos/include/mach/spl.h
@@ -42,10 +42,10 @@
 	u32		mem_iv_size;	/* Memory channel interleaving size */
 	enum ddr_mode	mem_type;	/* Type of on-board memory */
 	/*
-	 * U-boot size - The iROM mmc copy function used by the SPL takes a
-	 * block count paramter to describe the u-boot size unlike the spi
-	 * boot copy function which just uses the u-boot size directly. Align
-	 * the u-boot size to block size (512 bytes) when populating the SPL
+	 * U-Boot size - The iROM mmc copy function used by the SPL takes a
+	 * block count paramter to describe the U-Boot size unlike the spi
+	 * boot copy function which just uses the U-Boot size directly. Align
+	 * the U-Boot size to block size (512 bytes) when populating the SPL
 	 * table only for mmc boot.
 	 */
 	u32		uboot_size;
diff --git a/arch/arm/mach-exynos/sec_boot.S b/arch/arm/mach-exynos/sec_boot.S
index dfc3455..5dc216d 100644
--- a/arch/arm/mach-exynos/sec_boot.S
+++ b/arch/arm/mach-exynos/sec_boot.S
@@ -30,10 +30,10 @@
  * because that comes out to be the last 4KB of the iRAM
  * (Base Address - 0x02020000, Limit Address - 0x020740000).
  *
- * U-boot and kernel are aware of this code and flags by the simple
+ * U-Boot and kernel are aware of this code and flags by the simple
  * fact that we are implementing a workaround in the last 4KB
  * of the iRAM and we have already defined these flag and address
- * values in both kernel and U-boot for our use.
+ * values in both kernel and U-Boot for our use.
  */
 code_base:
 	b	 1f
diff --git a/arch/arm/mach-exynos/spl_boot.c b/arch/arm/mach-exynos/spl_boot.c
index c7f943e..7df0102 100644
--- a/arch/arm/mach-exynos/spl_boot.c
+++ b/arch/arm/mach-exynos/spl_boot.c
@@ -177,7 +177,7 @@
 #endif
 
 /*
-* Copy U-boot from mmc to RAM:
+* Copy U-Boot from mmc to RAM:
 * COPY_BL2_FNPTR_ADDR: Address in iRAM, which Contains
 * Pointer to API (Data transfer from mmc to ram)
 */
diff --git a/arch/arm/mach-orion5x/lowlevel_init.S b/arch/arm/mach-orion5x/lowlevel_init.S
index 51a8b3c..3f38f36 100644
--- a/arch/arm/mach-orion5x/lowlevel_init.S
+++ b/arch/arm/mach-orion5x/lowlevel_init.S
@@ -283,5 +283,5 @@
 
 #endif /* CONFIG_SPL_BUILD */
 
-	/* Return to U-boot via saved link register */
+	/* Return to U-Boot via saved link register */
 	mov	pc, lr
diff --git a/arch/blackfin/cpu/Makefile b/arch/blackfin/cpu/Makefile
index 7cd0bbf..7ba5f1b 100644
--- a/arch/blackfin/cpu/Makefile
+++ b/arch/blackfin/cpu/Makefile
@@ -1,5 +1,5 @@
 #
-# U-boot - Makefile
+# U-Boot - Makefile
 #
 # Copyright (c) 2005-2008 Analog Device Inc.
 #
diff --git a/arch/blackfin/cpu/cpu.c b/arch/blackfin/cpu/cpu.c
index 91aa5cc..529322a 100644
--- a/arch/blackfin/cpu/cpu.c
+++ b/arch/blackfin/cpu/cpu.c
@@ -1,5 +1,5 @@
 /*
- * U-boot - cpu.c CPU specific functions
+ * U-Boot - cpu.c CPU specific functions
  *
  * Copyright (c) 2005-2008 Analog Devices Inc.
  *
diff --git a/arch/blackfin/cpu/cpu.h b/arch/blackfin/cpu/cpu.h
index f6aa1b6..a5fe02e 100644
--- a/arch/blackfin/cpu/cpu.h
+++ b/arch/blackfin/cpu/cpu.h
@@ -1,5 +1,5 @@
 /*
- *  U-boot - cpu.h
+ *  U-Boot - cpu.h
  *
  *  Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/cpu/interrupts.c b/arch/blackfin/cpu/interrupts.c
index 9189816..45c92c3 100644
--- a/arch/blackfin/cpu/interrupts.c
+++ b/arch/blackfin/cpu/interrupts.c
@@ -1,5 +1,5 @@
 /*
- * U-boot - interrupts.c Interrupt related routines
+ * U-Boot - interrupts.c Interrupt related routines
  *
  * Copyright (c) 2005-2008 Analog Devices Inc.
  *
diff --git a/arch/blackfin/cpu/start.S b/arch/blackfin/cpu/start.S
index f31abfa..823a1df 100644
--- a/arch/blackfin/cpu/start.S
+++ b/arch/blackfin/cpu/start.S
@@ -1,5 +1,5 @@
 /*
- * U-boot - start.S Startup file for Blackfin u-boot
+ * U-Boot - start.S Startup file for Blackfin U-Boot
  *
  * Copyright (c) 2005-2008 Analog Devices Inc.
  *
@@ -51,7 +51,7 @@
 #ifdef CONFIG_HW_WATCHDOG
 	/* Program the watchdog with default timeout of ~5 seconds.
 	 * That should be long enough to bootstrap ourselves up and
-	 * then the common u-boot code can take over.
+	 * then the common U-Boot code can take over.
 	 */
 	r1 = WDDIS;
 # ifdef __ADSPBF60x__
diff --git a/arch/blackfin/cpu/traps.c b/arch/blackfin/cpu/traps.c
index 10f72f8..21760d0 100644
--- a/arch/blackfin/cpu/traps.c
+++ b/arch/blackfin/cpu/traps.c
@@ -1,5 +1,5 @@
 /*
- * U-boot - traps.c Routines related to interrupts and exceptions
+ * U-Boot - traps.c Routines related to interrupts and exceptions
  *
  * Copyright (c) 2005-2008 Analog Devices Inc.
  *
diff --git a/arch/blackfin/cpu/u-boot.lds b/arch/blackfin/cpu/u-boot.lds
index ae1b813..f407fb2 100644
--- a/arch/blackfin/cpu/u-boot.lds
+++ b/arch/blackfin/cpu/u-boot.lds
@@ -1,5 +1,5 @@
 /*
- * U-boot - u-boot.lds.S
+ * U-Boot - u-boot.lds.S
  *
  * Copyright (c) 2005-2010 Analog Device Inc.
  *
diff --git a/arch/blackfin/include/asm/bitops.h b/arch/blackfin/include/asm/bitops.h
index 6cde6db..a1462bd 100644
--- a/arch/blackfin/include/asm/bitops.h
+++ b/arch/blackfin/include/asm/bitops.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - bitops.h Routines for bit operations
+ * U-Boot - bitops.h Routines for bit operations
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/blackfin_local.h b/arch/blackfin/include/asm/blackfin_local.h
index 868c82e..00556de 100644
--- a/arch/blackfin/include/asm/blackfin_local.h
+++ b/arch/blackfin/include/asm/blackfin_local.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - blackfin_local.h
+ * U-Boot - blackfin_local.h
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/byteorder.h b/arch/blackfin/include/asm/byteorder.h
index 98fb7bf..593ba5a 100644
--- a/arch/blackfin/include/asm/byteorder.h
+++ b/arch/blackfin/include/asm/byteorder.h
@@ -1,5 +1,5 @@
 /*
- * U-boot -  byteorder.h
+ * U-Boot -  byteorder.h
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/deferred.h b/arch/blackfin/include/asm/deferred.h
index 82ceda3..e75d7e8 100644
--- a/arch/blackfin/include/asm/deferred.h
+++ b/arch/blackfin/include/asm/deferred.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - deferred register layout
+ * U-Boot - deferred register layout
  *
  * Copyright 2004-2009 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/delay.h b/arch/blackfin/include/asm/delay.h
index f146efd..06c3edd 100644
--- a/arch/blackfin/include/asm/delay.h
+++ b/arch/blackfin/include/asm/delay.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - delay.h Routines for introducing delays
+ * U-Boot - delay.h Routines for introducing delays
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/global_data.h b/arch/blackfin/include/asm/global_data.h
index 7aefead..69a6971 100644
--- a/arch/blackfin/include/asm/global_data.h
+++ b/arch/blackfin/include/asm/global_data.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - global_data.h Declarations for global data of u-boot
+ * U-Boot - global_data.h Declarations for global data of U-Boot
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/io.h b/arch/blackfin/include/asm/io.h
index aadb0d2..d3337e4 100644
--- a/arch/blackfin/include/asm/io.h
+++ b/arch/blackfin/include/asm/io.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - io.h IO routines
+ * U-Boot - io.h IO routines
  *
  * Copyright 2004-2009 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/linkage.h b/arch/blackfin/include/asm/linkage.h
index 7e06bc7..60d5317 100644
--- a/arch/blackfin/include/asm/linkage.h
+++ b/arch/blackfin/include/asm/linkage.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - linkage.h
+ * U-Boot - linkage.h
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/posix_types.h b/arch/blackfin/include/asm/posix_types.h
index 18be579..8535235 100644
--- a/arch/blackfin/include/asm/posix_types.h
+++ b/arch/blackfin/include/asm/posix_types.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - posix_types.h
+ * U-Boot - posix_types.h
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/processor.h b/arch/blackfin/include/asm/processor.h
index b798006..1daf59b 100644
--- a/arch/blackfin/include/asm/processor.h
+++ b/arch/blackfin/include/asm/processor.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - processor.h
+ * U-Boot - processor.h
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/shared_resources.h b/arch/blackfin/include/asm/shared_resources.h
index 1a03392..42dab9f 100644
--- a/arch/blackfin/include/asm/shared_resources.h
+++ b/arch/blackfin/include/asm/shared_resources.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - setup.h
+ * U-Boot - setup.h
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/soft_switch.h b/arch/blackfin/include/asm/soft_switch.h
index ff8e44d..321b070 100644
--- a/arch/blackfin/include/asm/soft_switch.h
+++ b/arch/blackfin/include/asm/soft_switch.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - main board file
+ * U-Boot - main board file
  *
  * Copyright (c) 2008-2012 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/string.h b/arch/blackfin/include/asm/string.h
index aea4e29..15f50f2 100644
--- a/arch/blackfin/include/asm/string.h
+++ b/arch/blackfin/include/asm/string.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - string.h String functions
+ * U-Boot - string.h String functions
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/system.h b/arch/blackfin/include/asm/system.h
index 5a7e8ed..f0c4ae2 100644
--- a/arch/blackfin/include/asm/system.h
+++ b/arch/blackfin/include/asm/system.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - system.h
+ * U-Boot - system.h
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/types.h b/arch/blackfin/include/asm/types.h
index 92124f1..4da64c4 100644
--- a/arch/blackfin/include/asm/types.h
+++ b/arch/blackfin/include/asm/types.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - types.h
+ * U-Boot - types.h
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/include/asm/u-boot.h b/arch/blackfin/include/asm/u-boot.h
index 7b5cf6a..1ada44e 100644
--- a/arch/blackfin/include/asm/u-boot.h
+++ b/arch/blackfin/include/asm/u-boot.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - u-boot.h Structure declarations for board specific data
+ * U-Boot - u-boot.h Structure declarations for board specific data
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/lib/Makefile b/arch/blackfin/lib/Makefile
index b534a98..de02c69 100644
--- a/arch/blackfin/lib/Makefile
+++ b/arch/blackfin/lib/Makefile
@@ -1,5 +1,5 @@
 #
-# U-boot Makefile
+# U-Boot Makefile
 #
 # Copyright (c) 2005-2008 Analog Devices Inc.
 #
diff --git a/arch/blackfin/lib/boot.c b/arch/blackfin/lib/boot.c
index 5644d58..fd4c82e 100644
--- a/arch/blackfin/lib/boot.c
+++ b/arch/blackfin/lib/boot.c
@@ -1,5 +1,5 @@
 /*
- * U-boot - boot.c - misc boot helper functions
+ * U-Boot - boot.c - misc boot helper functions
  *
  * Copyright (c) 2005-2008 Analog Devices Inc.
  *
diff --git a/arch/blackfin/lib/cache.c b/arch/blackfin/lib/cache.c
index e8a0cb5..8d93339 100644
--- a/arch/blackfin/lib/cache.c
+++ b/arch/blackfin/lib/cache.c
@@ -1,5 +1,5 @@
 /*
- * U-boot - cache.c
+ * U-Boot - cache.c
  *
  * Copyright (c) 2005-2008 Analog Devices Inc.
  *
diff --git a/arch/blackfin/lib/cmd_cache_dump.c b/arch/blackfin/lib/cmd_cache_dump.c
index f9f9097..a4c799a 100644
--- a/arch/blackfin/lib/cmd_cache_dump.c
+++ b/arch/blackfin/lib/cmd_cache_dump.c
@@ -1,5 +1,5 @@
 /*
- * U-boot - cmd_cache_dump.c
+ * U-Boot - cmd_cache_dump.c
  *
  * Copyright (c) 2007-2008 Analog Devices Inc.
  *
diff --git a/arch/blackfin/lib/kgdb.c b/arch/blackfin/lib/kgdb.c
index 4ca3fc7..2a7c072 100644
--- a/arch/blackfin/lib/kgdb.c
+++ b/arch/blackfin/lib/kgdb.c
@@ -1,5 +1,5 @@
 /*
- * U-boot - architecture specific kgdb code
+ * U-Boot - architecture specific kgdb code
  *
  * Copyright 2009 Analog Devices Inc.
  *
diff --git a/arch/blackfin/lib/muldi3.c b/arch/blackfin/lib/muldi3.c
index 65f5523..9f6f60d 100644
--- a/arch/blackfin/lib/muldi3.c
+++ b/arch/blackfin/lib/muldi3.c
@@ -1,5 +1,5 @@
 /*
- * U-boot - muldi3.c contains routines for mult and div
+ * U-Boot - muldi3.c contains routines for mult and div
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/blackfin/lib/sections.c b/arch/blackfin/lib/sections.c
index b50f30a..86fc4df 100644
--- a/arch/blackfin/lib/sections.c
+++ b/arch/blackfin/lib/sections.c
@@ -1,5 +1,5 @@
 /*
- * U-boot - section.c
+ * U-Boot - section.c
  *
  * Copyright (c) 2014 Analog Devices Inc.
  *
diff --git a/arch/blackfin/lib/string.c b/arch/blackfin/lib/string.c
index 211df7b..c904a88 100644
--- a/arch/blackfin/lib/string.c
+++ b/arch/blackfin/lib/string.c
@@ -1,5 +1,5 @@
 /*
- * U-boot - string.c Contains library routines.
+ * U-Boot - string.c Contains library routines.
  *
  * Copyright (c) 2005-2008 Analog Devices Inc.
  *
diff --git a/arch/microblaze/lib/muldi3.c b/arch/microblaze/lib/muldi3.c
index 5c1a154..95b6b32 100644
--- a/arch/microblaze/lib/muldi3.c
+++ b/arch/microblaze/lib/muldi3.c
@@ -1,5 +1,5 @@
 /*
- * U-boot - muldi3.c contains routines for mult and div
+ * U-Boot - muldi3.c contains routines for mult and div
  *
  *
  * SPDX-License-Identifier:	GPL-2.0+
diff --git a/arch/mips/cpu/start.S b/arch/mips/cpu/start.S
index d2c31ae..1b56ca3 100644
--- a/arch/mips/cpu/start.S
+++ b/arch/mips/cpu/start.S
@@ -57,7 +57,7 @@
 	.set noreorder
 
 ENTRY(_start)
-	/* U-boot entry point */
+	/* U-Boot entry point */
 	b	reset
 	 nop
 
diff --git a/arch/nds32/include/asm/linkage.h b/arch/nds32/include/asm/linkage.h
index 7e06bc7..60d5317 100644
--- a/arch/nds32/include/asm/linkage.h
+++ b/arch/nds32/include/asm/linkage.h
@@ -1,5 +1,5 @@
 /*
- * U-boot - linkage.h
+ * U-Boot - linkage.h
  *
  * Copyright (c) 2005-2007 Analog Devices Inc.
  *
diff --git a/arch/powerpc/cpu/mpc85xx/p5040_serdes.c b/arch/powerpc/cpu/mpc85xx/p5040_serdes.c
index 2655974..577b6d9 100644
--- a/arch/powerpc/cpu/mpc85xx/p5040_serdes.c
+++ b/arch/powerpc/cpu/mpc85xx/p5040_serdes.c
@@ -12,7 +12,7 @@
 
 /*
  * Note: For P5040, the fourth SerDes bank (with two lanes) is on SerDes2, but
- * U-boot only supports one SerDes controller.  Therefore, we ignore bank 4 in
+ * U-Boot only supports one SerDes controller.  Therefore, we ignore bank 4 in
  * this table.  This works because most of the SerDes code is for errata
  * work-arounds, and there are no P5040 errata that effect bank 4.
  */
diff --git a/arch/sparc/include/asm/u-boot.h b/arch/sparc/include/asm/u-boot.h
index 9b9a71d5..75ac7dc 100644
--- a/arch/sparc/include/asm/u-boot.h
+++ b/arch/sparc/include/asm/u-boot.h
@@ -13,7 +13,7 @@
 
 /* Currently, this board information is not passed to
  * Linux kernel from U-Boot, but may be passed to other
- * Operating systems. This is because U-boot emulates
+ * Operating systems. This is because U-Boot emulates
  * a SUN PROM loader (from Linux point of view).
  */
 #include <asm-generic/u-boot.h>
diff --git a/arch/sparc/include/asm/winmacro.h b/arch/sparc/include/asm/winmacro.h
index 4f68fbd..916ee9c 100644
--- a/arch/sparc/include/asm/winmacro.h
+++ b/arch/sparc/include/asm/winmacro.h
@@ -1,5 +1,5 @@
 /*
- * Added to U-boot,
+ * Added to U-Boot,
  * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com
  * Copyright (C) 2007
  *
diff --git a/arch/x86/cpu/resetvec.S b/arch/x86/cpu/resetvec.S
index 68a5b94..183275b 100644
--- a/arch/x86/cpu/resetvec.S
+++ b/arch/x86/cpu/resetvec.S
@@ -1,5 +1,5 @@
 /*
- *  U-boot - x86 Startup Code
+ *  U-Boot - x86 Startup Code
  *
  * (C) Copyright 2002
  * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se>
diff --git a/arch/x86/lib/bootm.c b/arch/x86/lib/bootm.c
index f441c84..783be69 100644
--- a/arch/x86/lib/bootm.c
+++ b/arch/x86/lib/bootm.c
@@ -162,7 +162,7 @@
 		* boot_params structure, and then jump to the kernel. We
 		* assume that %cs is 0x10, 4GB flat, and read/execute, and
 		* the data segments are 0x18, 4GB flat, and read/write.
-		* U-boot is setting them up that way for itself in
+		* U-Boot is setting them up that way for itself in
 		* arch/i386/cpu/cpu.c.
 		*
 		* Note that we cannot currently boot a kernel while running as