Re: [PATCH 1/3] drivers: misc: add omap_hwspinlock driver

Kevin Hilman
2010-10-19T17:16:55Z

Ohad Ben-Cohen <ohad@wizery.com> writes:

> From: Simon Que <sque@ti.com>
>
> Add driver for OMAP's Hardware Spinlock module.
>
> The OMAP Hardware Spinlock module, initially introduced in OMAP4,
> provides hardware assistance for synchronization between the
> multiple processors in the device (Cortex-A9, Cortex-M3 and
> C64x+ DSP).

[...]

> diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
> index b743312..ce4b7a6 100644
> --- a/drivers/misc/Kconfig
> +++ b/drivers/misc/Kconfig
> @@ -390,6 +390,16 @@ config BMP085
> To compile this driver as a module, choose M here: the
> module will be called bmp085.
>
> +config OMAP_HWSPINLOCK
> + bool "OMAP Hardware Spinlock module"

Should be tristate so it can also be built as a module by default.

e.g., when building multi-OMAP kernels, no reason or this to be
built-in. It can then be loaded as a module on OMAP4 only.

Kevin