There is currently no standard way to know which I/O functions an architecture supports, so it is not possible to have all options used in this driver.
Move it to use #ifdef for now, to fix the build problem.
Signed-off-by: Simon Glass sjg@chromium.org ---
drivers/serial/ns16550.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)
diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c index 896c58d68c..67894f4e1f 100644 --- a/drivers/serial/ns16550.c +++ b/drivers/serial/ns16550.c @@ -93,6 +93,14 @@ static inline int serial_in_shift(void *addr, int shift) #define CONFIG_SYS_NS16550_CLK 0 #endif
+/* + * Use this #ifdef for now since many platforms don't device in(), out(), + * out_le32(), etc. but we don't have #defines to indicate this. + * + * TODO(sjg@chromium.org): Add CONFIG options to indicate what I/O is available + * on a platform + */ +#ifdef CONFIG_NS16550_DYNAMIC static void serial_out_dynamic(struct ns16550_platdata *plat, u8 *addr, int value) { @@ -133,6 +141,18 @@ static int serial_in_dynamic(struct ns16550_platdata *plat, u8 *addr) return readb(addr); } } +#else +static inline void serial_out_dynamic(struct ns16550_platdata *plat, u8 *addr, + int value) +{ +} + +static inline int serial_in_dynamic(struct ns16550_platdata *plat, u8 *addr) +{ + return 0; +} + +#endif /* CONFIG_NS16550_DYNAMIC */
static void ns16550_writeb(NS16550_t port, int offset, int value) {