On Thu, Apr 24, 2014 at 08:56:06PM -0400, [email protected] wrote:
> From: Jon Ringle <[email protected]>
>
> The SC16IS7xx is a slave I2C-bus/SPI interface to a single-channel
> high performance UART. The SC16IS7xx's internal register set is
> backward-compatible with the widely used and widely popular 16C450.
>
> The SC16IS7xx also provides additional advanced features such as
> auto hardware and software flow control, automatic RS-485 support, and
> software reset.
>
> Signed-off-by: Jon Ringle <[email protected]>
> ---
> drivers/tty/serial/Kconfig | 9 +
> drivers/tty/serial/Makefile | 1 +
> drivers/tty/serial/sc16is7xx.c | 1279
> ++++++++++++++++++++++++++++++++++++++
> include/uapi/linux/serial_core.h | 3 +
> 4 files changed, 1292 insertions(+)
> create mode 100644 drivers/tty/serial/sc16is7xx.c
I get a few build warnings with this patch applied:
drivers/tty/serial/sc16is7xx.c:1059:12: warning: ‘sc16is7xx_probe’ defined but
not used [-Wunused-function]
static int sc16is7xx_probe(struct device *dev,
^
drivers/tty/serial/sc16is7xx.c:1175:12: warning: ‘sc16is7xx_remove’ defined but
not used [-Wunused-function]
static int sc16is7xx_remove(struct device *dev)
^
drivers/tty/serial/sc16is7xx.c:1214:29: warning: ‘regcfg’ defined but not used
[-Wunused-variable]
static struct regmap_config regcfg = {
^
Can you send a follow-on patch to fix them?
thanks,
greg k-h
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