Re: [PATCH 06/06] sh-sci: Preliminary SuperH Mobile ARM support

From: Paul Mundt
Date: Thu Jan 28 2010 - 21:52:48 EST


On Thu, Jan 28, 2010 at 09:41:31PM +0900, Magnus Damm wrote:
> From: Magnus Damm <damm@xxxxxxxxxxxxx>
>
> Add preliminary SuperH Mobile ARM support to the sh-sci
> driver. Enough to get serial console working. Needs more
> work. Is really disconnected from the ARM support code
> but is included here for completeness.
>
> Signed-off-by: Magnus Damm <damm@xxxxxxxxxxxxx>
> ---
>
> drivers/serial/Kconfig | 2 +-
> drivers/serial/sh-sci.h | 23 ++++++++++++++++++-----
> 2 files changed, 19 insertions(+), 6 deletions(-)
>
> --- 0001/drivers/serial/Kconfig
> +++ work/drivers/serial/Kconfig 2010-01-21 19:55:26.000000000 +0900
> @@ -996,7 +996,7 @@ config SERIAL_IP22_ZILOG_CONSOLE
>
> config SERIAL_SH_SCI
> tristate "SuperH SCI(F) serial port support"
> - depends on HAVE_CLK && (SUPERH || H8300)
> + depends on HAVE_CLK && (SUPERH || H8300 || ARCH_SHMOBILE)
> select SERIAL_CORE
>
> config SERIAL_SH_SCI_NR_UARTS
> --- 0001/drivers/serial/sh-sci.h
> +++ work/drivers/serial/sh-sci.h 2010-01-21 19:57:10.000000000 +0900
> @@ -174,6 +174,10 @@
> # define SCSPTR3 0xffc60020 /* 16 bit SCIF */
> # define SCIF_ORER 0x0001 /* Overrun error bit */
> # define SCSCR_INIT(port) 0x38 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
> +#elif defined(CONFIG_ARCH_SHMOBILE)
> +# define SCSCR_INIT(port) 0x0030
> +# define SCIF_ONLY
> +# define SCIF_ORER 0x0200
> #else
> # error CPU subtype not defined
> #endif
> defined(CONFIG_CPU_SUBTYPE_SH7724)

SCIF_ONLY should be killed off, nothing is checking for it these days. I
thought they were all gone already, but it looks like SH7757 snuck one
back in, too..
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