doc: rockchip: write all brand names with a capital

Brand names are supposed to be written with a capital,
so change them all.

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/doc/board/rockchip/rockchip.rst b/doc/board/rockchip/rockchip.rst
index 8d75efc..144cb98 100644
--- a/doc/board/rockchip/rockchip.rst
+++ b/doc/board/rockchip/rockchip.rst
@@ -16,10 +16,10 @@
 Rockchip is SoC solutions provider for tablets & PCs, streaming media
 TV boxes, AI audio & vision, IoT hardware.
 
-A wide range of Rockchip SoCs with associated boardsare supported in
+A wide range of Rockchip SoCs with associated boards are supported in
 mainline U-Boot.
 
-List of mainline supported rockchip boards:
+List of mainline supported Rockchip boards:
 
 * rk3036
      - Rockchip Evb-RK3036 (evb-rk3036)
@@ -93,7 +93,7 @@
         make realclean
         make CROSS_COMPILE=aarch64-linux-gnu- PLAT=rk3399
 
-Specify the PLAT= with desired rockchip platform to build TF-A for.
+Specify the PLAT= with desired Rockchip platform to build TF-A for.
 
 U-Boot
 ^^^^^^
@@ -130,7 +130,7 @@
 SD Card
 ^^^^^^^
 
-All rockchip platforms, except rk3128 (which doesn't use SPL) are now
+All Rockchip platforms, except rk3128 (which doesn't use SPL) are now
 supporting single boot image using binman and pad_cat.
 
 To write an image that boots from an SD card (assumed to be /dev/sda)::
@@ -141,7 +141,7 @@
 eMMC
 ^^^^
 
-eMMC flash would probe on mmc0 in most of the rockchip platforms.
+eMMC flash would probe on mmc0 in most of the Rockchip platforms.
 
 Create GPT partition layout as defined in configurations::
 
@@ -164,7 +164,7 @@
         sudo fastboot -i 0x2207 flash loader1 idbloader.img
         sudo fastboot -i 0x2207 flash loader2 u-boot.itb
 
-Note: for rockchip 32-bit platforms the U-Boot proper image
+Note: for Rockchip 32-bit platforms the U-Boot proper image
 is u-boot-dtb.img
 
 SPI
@@ -227,8 +227,8 @@
 TODO
 ----
 
-- Add rockchip idbloader image building
-- Add rockchip TPL image building
+- Add Rockchip idbloader image building
+- Add Rockchip TPL image building
 - Document SPI flash boot
 - Add missing SoC's with it boards list