Coding Style cleanup

Fix trailing white space, indentation by spaces instead of TABs,
excessive blank lines, trailing blank lines.

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/doc/README.sh7757lcr b/doc/README.sh7757lcr
index 109f715..37c1a7a 100644
--- a/doc/README.sh7757lcr
+++ b/doc/README.sh7757lcr
@@ -67,11 +67,10 @@
 ============================
 
 1. Copy u-boot image to RAM area.
-2. Probe SPI device. 
-   => sf probe 0 
+2. Probe SPI device.
+   => sf probe 0
    8192 KiB M25P64 at 0:0 is now current device
 3. Erase SPI ROM.
-   => sf erase 0 80000  
+   => sf erase 0 80000
 4. Write u-boot image to SPI ROM.
    => sf write 0x89000000 0 80000
-