In the comments, LCD pins 16-23 were numbered in the wrong order.
Fix this and use proper pinmux constants for all entries while we
are at it.
Signed-off-by: NWolfram Sang <wsa@sang-engineering.com>
Cc: Benoit Parrot <bparrot@ti.com>
Tested-by: NDarren Etheridge <detheridge@ti.com>
[tony@atomide.com: updated description]
Signed-off-by: NTony Lindgren <tony@atomide.com>