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SubjectRe: [PATCH v3 7/7] tty: add pruss SUART driver
On Tue,  8 Mar 2011 19:27:46 +0530 Subhasish Ghosh wrote:

> This patch adds support for the TTY compliant
> Soft-UART device emulated on PRUSS.
>
> This patch depends on:
> davinci: macro rename DA8XX_LPSC0_DMAX to DA8XX_LPSC0_PRUSS.
> https://patchwork.kernel.org/patch/615681/
> davinci: changed SRAM allocator to shared ram.
> https://patchwork.kernel.org/patch/549351/
>
> Signed-off-by: Subhasish Ghosh <subhasish@mistralsolutions.com>
> ---
> drivers/tty/serial/Kconfig | 22 +
> drivers/tty/serial/Makefile | 10 +
> drivers/tty/serial/pruss_suart.c | 1058 +++++++++++++++++++
> drivers/tty/serial/pruss_suart.h | 1081 ++++++++++++++++++++
> drivers/tty/serial/pruss_suart_api.c | 1757 ++++++++++++++++++++++++++++++++
> drivers/tty/serial/pruss_suart_utils.c | 391 +++++++
> include/linux/serial_core.h | 2 +
> 7 files changed, 4321 insertions(+), 0 deletions(-)
> create mode 100644 drivers/tty/serial/pruss_suart.c
> create mode 100644 drivers/tty/serial/pruss_suart.h
> create mode 100644 drivers/tty/serial/pruss_suart_api.c
> create mode 100644 drivers/tty/serial/pruss_suart_utils.c
>
> diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
> index 2b83346..14ea0a3 100644
> --- a/drivers/tty/serial/Kconfig
> +++ b/drivers/tty/serial/Kconfig
> @@ -1596,4 +1596,26 @@ config SERIAL_PCH_UART
> This driver is for PCH(Platform controller Hub) UART of Intel EG20T
> which is an IOH(Input/Output Hub) for x86 embedded processor.
> Enabling PCH_DMA, this PCH UART works as DMA mode.
> +
> +#
> +# SUART Kernel Configuration
> +#
> +
> +config SERIAL_PRUSS_SUART
> + depends on ARCH_DAVINCI && ARCH_DAVINCI_DA850
> + select SERIAL_CORE
> + tristate "PRUSS based SoftUART emulation on DA8XX"
> + ---help---
> + This driver emulates upto eight different UARTs on the PRUSS.

up to

> + You may modify the NR_SUARTS macro in the driver to emulate
> + less number of UARTS as per your requirement.
> + If not sure, mark N

mark N.

> +
> +config PRUSS_SUART_MCASP
> + int "McASP number"
> + depends on ARCH_DAVINCI && ARCH_DAVINCI_DA830 && SERIAL_PRUSS_SUART
> + default "0"
> + ---help---
> + Enter the McASP number to use with SUART (0, 1 or 2).
> + You will need to recompile the kernel if this is changed.

The 2 help text lines should be indented the same.

> endmenu


---
~Randy
*** Remember to use Documentation/SubmitChecklist when testing your code ***

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