[U-Boot] [PATCH 13/71] serial: microblaze: Move serial registration from serial_initialize()

Michal Simek monstr at monstr.eu
Tue Sep 18 08:14:13 CEST 2012


On 09/17/2012 01:20 AM, Marek Vasut wrote:
> Move the registration of xuartlite_serialN_device ports from
> default serial_initialize() into driver specific function called from
> serial_initialize(). This slims down the serial_initialize() call
> to a bare tracker of all possible serial port registration routines
> in U-Boot.
>
> The newly implemented xuartlite_serial_initialize() function, which is
> implemented inside of the serial_xuartlite driver allows encapsulation
> of xuartlite_serialN_device within the serial_xuartlite driver itself.
>
> Also, remove the exports of xuartlite_serialN_device from include/serial.h
> as they are no longer needed. This is simply because the implementation of
> default_serial_console() is wrapped into the serial_xuartlite driver and
> the default console is picked by CONFIG_SERIAL<N> macro in config file.
>
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Marek Vasut <marek.vasut at gmail.com>
> Cc: Tom Rini <trini at ti.com>
> Cc: Michal Simek <monstr at monstr.eu>
> ---
>   common/serial.c                   |   16 ++--------------
>   drivers/serial/serial_xuartlite.c |   16 ++++++++++++++++
>   include/serial.h                  |    7 -------
>   3 files changed, 18 insertions(+), 21 deletions(-)
>
> diff --git a/common/serial.c b/common/serial.c
> index c021c3f..e19a17f 100644
> --- a/common/serial.c
> +++ b/common/serial.c
> @@ -44,6 +44,7 @@ serial_initfunc(mpc8xx_serial_initialize);
>   serial_initfunc(pxa_serial_initialize);
>   serial_initfunc(s3c24xx_serial_initialize);
>   serial_initfunc(s5p_serial_initialize);
> +serial_initfunc(uartlite_serial_initialize);
>
>   void serial_register(struct serial_device *dev)
>   {
> @@ -97,20 +98,7 @@ void serial_initialize(void)
>   #if defined(CONFIG_SYS_BFIN_UART)
>   	serial_register_bfin_uart();
>   #endif
> -#if defined(CONFIG_XILINX_UARTLITE)
> -# ifdef XILINX_UARTLITE_BASEADDR
> -	serial_register(&uartlite_serial0_device);
> -# endif /* XILINX_UARTLITE_BASEADDR */
> -# ifdef XILINX_UARTLITE_BASEADDR1
> -	serial_register(&uartlite_serial1_device);
> -# endif /* XILINX_UARTLITE_BASEADDR1 */
> -# ifdef XILINX_UARTLITE_BASEADDR2
> -	serial_register(&uartlite_serial2_device);
> -# endif /* XILINX_UARTLITE_BASEADDR2 */
> -# ifdef XILINX_UARTLITE_BASEADDR3
> -	serial_register(&uartlite_serial3_device);
> -# endif /* XILINX_UARTLITE_BASEADDR3 */
> -#endif /* CONFIG_XILINX_UARTLITE */
> +	uartlite_serial_initialize();
>   	serial_assign(default_serial_console()->name);
>   }
>
> diff --git a/drivers/serial/serial_xuartlite.c b/drivers/serial/serial_xuartlite.c
> index 2b869c1..d90c42d 100644
> --- a/drivers/serial/serial_xuartlite.c
> +++ b/drivers/serial/serial_xuartlite.c
> @@ -177,4 +177,20 @@ __weak struct serial_device *default_serial_console(void)
>   	return &uartlite_serial3_device;
>   # endif /* XILINX_UARTLITE_BASEADDR3 */
>   }
> +
> +void uartlite_serial_initialize(void)
> +{
> +#ifdef XILINX_UARTLITE_BASEADDR
> +	serial_register(&uartlite_serial0_device);
> +#endif /* XILINX_UARTLITE_BASEADDR */
> +#ifdef XILINX_UARTLITE_BASEADDR1
> +	serial_register(&uartlite_serial1_device);
> +#endif /* XILINX_UARTLITE_BASEADDR1 */
> +#ifdef XILINX_UARTLITE_BASEADDR2
> +	serial_register(&uartlite_serial2_device);
> +#endif /* XILINX_UARTLITE_BASEADDR2 */
> +#ifdef XILINX_UARTLITE_BASEADDR3
> +	serial_register(&uartlite_serial3_device);
> +#endif /* XILINX_UARTLITE_BASEADDR3 */
> +}
>   #endif /* CONFIG_SERIAL_MULTI */
> diff --git a/include/serial.h b/include/serial.h
> index 08a9287..73991a6 100644
> --- a/include/serial.h
> +++ b/include/serial.h
> @@ -49,13 +49,6 @@ extern struct serial_device serial4_device;
>   extern struct serial_device serial6_device;
>   #endif
>
> -#if defined(CONFIG_XILINX_UARTLITE)
> -extern struct serial_device uartlite_serial0_device;
> -extern struct serial_device uartlite_serial1_device;
> -extern struct serial_device uartlite_serial2_device;
> -extern struct serial_device uartlite_serial3_device;
> -#endif
> -
>   #if defined(CONFIG_OMAP3_ZOOM2)
>   extern struct serial_device zoom2_serial_device0;
>   extern struct serial_device zoom2_serial_device1;
>

Acked-by: Michal Simek <monstr at monstr.eu>

Thanks,
Michal


-- 
Michal Simek, Ing. (M.Eng)
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel 2.6 Microblaze Linux - http://www.monstr.eu/fdt/
Microblaze U-BOOT custodian


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