This patch will exclude all functions from drivers/serial/ns16550.c from NAND_SPL builds with exception of NS16550_putc and NS16550_init. This will save space and remove unused code from already tightly constrained bootstrap images for NAND_SPL builds.
Signed-off-by: Ron Madrid ron_madrid@sbcglobal.net --- drivers/serial/ns16550.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c index 93c2243..d104a6a 100644 --- a/drivers/serial/ns16550.c +++ b/drivers/serial/ns16550.c @@ -39,6 +39,7 @@ void NS16550_init (NS16550_t com_port, int baud_divisor) #endif }
+#ifndef CONFIG_NAND_SPL void NS16550_reinit (NS16550_t com_port, int baud_divisor) { com_port->ier = 0x00; @@ -53,6 +54,7 @@ void NS16550_reinit (NS16550_t com_port, int baud_divisor) com_port->dlm = (baud_divisor >> 8) & 0xff; com_port->lcr = LCRVAL; } +#endif /* CONFIG_NAND_SPL */
void NS16550_putc (NS16550_t com_port, char c) { @@ -60,6 +62,7 @@ void NS16550_putc (NS16550_t com_port, char c) com_port->thr = c; }
+#ifndef CONFIG_NAND_SPL char NS16550_getc (NS16550_t com_port) { while ((com_port->lsr & LSR_DR) == 0) { @@ -75,5 +78,5 @@ int NS16550_tstc (NS16550_t com_port) { return ((com_port->lsr & LSR_DR) != 0); } - +#endif /* CONFIG_NAND_SPL */ #endif