From: Rob Herring <robh@kernel.org>
To: Robert Marko <robert.marko@sartura.hr>
Cc: lee.jones@linaro.org, linus.walleij@linaro.org,
bgolaszewski@baylibre.com, jdelvare@suse.com, linux@roeck-us.net,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-gpio@vger.kernel.org, linux-hwmon@vger.kernel.org,
luka.perkov@sartura.hr, jmp@epiphyte.org, pmenzel@molgen.mpg.de,
buczek@molgen.mpg.de
Subject: Re: [PATCH 3/6] gpio: Add Delta TN48M CPLD GPIO driver
Date: Thu, 6 May 2021 09:00:24 -0500 [thread overview]
Message-ID: <20210506140024.GB3340759@robh.at.kernel.org> (raw)
In-Reply-To: <20210430123511.116057-3-robert.marko@sartura.hr>
On Fri, Apr 30, 2021 at 02:35:08PM +0200, Robert Marko wrote:
> Delta TN48M CPLD is used as a GPIO expander for the SFP GPIOs.
>
> It is a mix of input only and output only pins.
>
> Since there is no logical GPIO numbering arbitrary one is used
> along dt-bindings to make it humanly readable.
>
> Signed-off-by: Robert Marko <robert.marko@sartura.hr>
> ---
> drivers/gpio/Kconfig | 12 +++
> drivers/gpio/Makefile | 1 +
> drivers/gpio/gpio-tn48m.c | 191 ++++++++++++++++++++++++++++++++++++++
> drivers/mfd/tn48m-cpld.c | 6 +-
> include/linux/mfd/tn48m.h | 3 +
> 5 files changed, 212 insertions(+), 1 deletion(-)
> create mode 100644 drivers/gpio/gpio-tn48m.c
> +static const struct platform_device_id tn48m_gpio_id_table[] = {
> + { "delta,tn48m-gpio", },
Looks like a compatible, but is not. I think you can drop this and just
use 'tm48m-gpio' (the driver name).
Same for hwmon.
Rob
> + { }
> +};
> +MODULE_DEVICE_TABLE(platform, tn48m_gpio_id_table);
> +
> +static struct platform_driver tn48m_gpio_driver = {
> + .driver = {
> + .name = "tn48m-gpio",
> + },
> + .probe = tn48m_gpio_probe,
> + .id_table = tn48m_gpio_id_table,
> +};
> +module_platform_driver(tn48m_gpio_driver);
next prev parent reply other threads:[~2021-05-06 14:00 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-30 12:35 [PATCH 1/6] mfd: Add Delta TN48M CPLD driver Robert Marko
2021-04-30 12:35 ` [PATCH 2/6] dt-bindings: gpio: Add Delta TN48M CPLD GPIO bindings Robert Marko
2021-05-06 13:57 ` Rob Herring
2021-04-30 12:35 ` [PATCH 3/6] gpio: Add Delta TN48M CPLD GPIO driver Robert Marko
2021-05-06 14:00 ` Rob Herring [this message]
2021-05-06 16:40 ` Michael Walle
2021-05-06 17:21 ` Luka Perkov
2021-05-21 13:22 ` Robert Marko
2021-05-06 16:38 ` Michael Walle
2021-05-21 13:21 ` Robert Marko
2021-04-30 12:35 ` [PATCH 4/6] hwmon: Add Delta TN48M CPLD HWMON driver Robert Marko
2021-04-30 13:12 ` Guenter Roeck
2021-05-19 12:01 ` Robert Marko
2021-05-19 13:40 ` Guenter Roeck
2021-04-30 12:35 ` [PATCH 5/6] dt-bindings: mfd: Add Delta TN48M CPLD drivers bindings Robert Marko
2021-05-06 14:01 ` Rob Herring
2021-04-30 12:35 ` [PATCH 6/6] MAINTAINERS: Add Delta Networks TN48M CPLD drivers Robert Marko
2021-05-06 16:34 ` [PATCH 1/6] mfd: Add Delta TN48M CPLD driver Michael Walle
2021-05-19 11:53 ` Robert Marko
2021-05-19 19:42 ` Michael Walle
2021-05-20 6:49 ` Lee Jones
2021-05-21 8:19 ` Robert Marko
2021-05-21 9:03 ` Lee Jones
2021-05-21 9:06 ` Robert Marko
2021-05-06 16:50 ` kernel test robot
2021-05-19 11:11 ` Lee Jones
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