Re: [PATCH v4 2/3] pwm: iproc: Add support for Broadcom iproc pwm controller

Brian Norris
2016-06-22T17:31:33Z

On Wed, Jun 22, 2016 at 07:29:46AM -0400, Yendapally Reddy Dhananjaya Reddy wrote:
> Add support for the PWM controller present in Broadcom's iProc
> family of SoCs. This driver is derived from the pwm-bcm-kona
> driver, with changes to the register offsets and bit positions.
> It has been tested on the Northstar+ bcm958625HR board.
>
> Signed-off-by: Yendapally Reddy Dhananjaya Reddy <yendapally.reddy@broadcom.com>
> ---
> drivers/pwm/Kconfig | 10 ++
> drivers/pwm/Makefile | 1 +
> drivers/pwm/pwm-bcm-iproc.c | 327 ++++++++++++++++++++++++++++++++++++++++++++
> 3 files changed, 338 insertions(+)
> create mode 100644 drivers/pwm/pwm-bcm-iproc.c
>
[...]
> diff --git a/drivers/pwm/pwm-bcm-iproc.c b/drivers/pwm/pwm-bcm-iproc.c
> new file mode 100644
> index 0000000..952c457
> --- /dev/null
> +++ b/drivers/pwm/pwm-bcm-iproc.c
> @@ -0,0 +1,327 @@
[...]
> +static const struct pwm_ops iproc_pwm_ops = {
> + .config = iproc_pwmc_config_check,
> + .set_polarity = iproc_pwmc_set_polarity,
> + .enable = iproc_pwmc_enable,
> + .disable = iproc_pwmc_disable,
> + .owner = THIS_MODULE,
> +};

Have you considered trying the new apply() callback instead of
config()/set_polarity()/enable()/disable()?

[...]

Brian