serial: Update NS16550_t and struct NS16550
Typedefs should not be used in U-Boot and structs should be lower case.
Update the code to use struct ns16550 consistently.
Put a header guard on the file while we are here.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
diff --git a/board/freescale/p1010rdb/spl.c b/board/freescale/p1010rdb/spl.c
index fbaa6a6..c015a6b 100644
--- a/board/freescale/p1010rdb/spl.c
+++ b/board/freescale/p1010rdb/spl.c
@@ -44,7 +44,7 @@
plat_ratio >>= 1;
gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio;
- NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1,
+ NS16550_init((struct ns16550 *)CONFIG_SYS_NS16550_COM1,
gd->bus_clk / 16 / CONFIG_BAUDRATE);
#ifdef CONFIG_SPL_MMC_BOOT