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SubjectRe: [PATCH v6 06/10] pwm: dwc: split pci out of core driver
On Thu, Oct 20, 2022 at 04:16:06PM +0100, Ben Dooks wrote:
> Moving towards adding non-pci support for the driver, move the pci
> parts out of the core into their own module. This is partly due to
> the module_driver() code only being allowed once in a module and also
> to avoid a number of #ifdef if we build a single file in a system
> without pci support.
>
> Signed-off-by: Ben Dooks <ben.dooks@sifive.com>
> ---
> v6:
> - put DWC_PERIOD_NS back to avoid bisect issues
> v4:
> - removed DWC_PERIOD_NS as not needed
> ---
> drivers/pwm/Kconfig | 14 +++-
> drivers/pwm/Makefile | 1 +
> drivers/pwm/pwm-dwc-pci.c | 133 ++++++++++++++++++++++++++++++++
> drivers/pwm/pwm-dwc.c | 158 +-------------------------------------
> drivers/pwm/pwm-dwc.h | 58 ++++++++++++++
> 5 files changed, 207 insertions(+), 157 deletions(-)
> create mode 100644 drivers/pwm/pwm-dwc-pci.c
> create mode 100644 drivers/pwm/pwm-dwc.h
>
> diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig
> index 3f3c53af4a56..a9f1c554db2b 100644
> --- a/drivers/pwm/Kconfig
> +++ b/drivers/pwm/Kconfig
> @@ -175,15 +175,23 @@ config PWM_CROS_EC
> Controller.
>
> config PWM_DWC
> - tristate "DesignWare PWM Controller"
> - depends on PCI || COMPILE_TEST
> + tristate "DesignWare PWM Controller core"
> depends on HAS_IOMEM
> help
> - PWM driver for Synopsys DWC PWM Controller attached to a PCI bus.
> + PWM driver for Synopsys DWC PWM Controller.

Currently pwm-dwc doesn't contain a driver but is only a library used by
pwm-dwc-pci (and later the of driver). As such it doesn't make sense to
be user-selectible, does it?

Best regards
Uwe

--
Pengutronix e.K. | Uwe Kleine-König |
Industrial Linux Solutions | https://www.pengutronix.de/ |
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