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From: Lars Povlsen <lars.povlsen@microchip.com>
To: Andrew Lunn <andrew@lunn.ch>
Cc: Lars Povlsen <lars.povlsen@microchip.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	<devicetree@vger.kernel.org>,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	<linux-kernel@vger.kernel.org>,
	"Microchip Linux Driver Support" <UNGLinuxDriver@microchip.com>,
	<linux-gpio@vger.kernel.org>,
	Andy Shevchenko <andy.shevchenko@gmail.com>,
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v10 3/3] arm64: dts: sparx5: Add SGPIO devices
Date: Tue, 22 Dec 2020 11:09:41 +0100	[thread overview]
Message-ID: <87eejip2xm.fsf@microchip.com> (raw)
In-Reply-To: <20201220224804.GA3107610@lunn.ch>


Andrew Lunn writes:

> On Fri, Nov 13, 2020 at 03:51:51PM +0100, Lars Povlsen wrote:
>> +             led@8 {
>> +                     label = "eth12:green";
>> +                     gpios = <&sgpio_out0 12 0 GPIO_ACTIVE_HIGH>;
>> +                     default-state = "off";
>> +             };
>> +             led@9 {
>> +                     label = "eth12:yellow";
>> +                     gpios = <&sgpio_out0 12 1 GPIO_ACTIVE_HIGH>;
>> +                     default-state = "off";
>> +             };
>
> Hi Lars
>
> I did not see these patches earlier, but i've been looking at the
> switch driver patches recently, so went digging.
>
> Can the Ethernet switch itself control these LEDs for indicating
> things like packet receive/transmit, link state, and link speed? Or
> are they purely software controlled?
>
>     Thanks
>         Andrew

Hi Andrew!

No, the SGPIO device is separate from the switch device as such. I was
planning to couple the two by means of "led events" in a later patch.

---Lars

--
Lars Povlsen,
Microchip

  reply	other threads:[~2020-12-22 10:11 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-13 14:51 [PATCH v10 0/3] Adding support for Microchip/Microsemi serial GPIO controller Lars Povlsen
2020-11-13 14:51 ` [PATCH v10 1/3] dt-bindings: pinctrl: Add bindings for pinctrl-microchip-sgpio driver Lars Povlsen
2020-11-13 14:51 ` [PATCH v10 2/3] pinctrl: pinctrl-microchip-sgpio: Add pinctrl driver for Microsemi Serial GPIO Lars Povlsen
2020-11-13 14:51 ` [PATCH v10 3/3] arm64: dts: sparx5: Add SGPIO devices Lars Povlsen
2020-11-23 14:31   ` Linus Walleij
2020-11-23 15:03     ` Lars Povlsen
2020-12-20 22:48   ` Andrew Lunn
2020-12-22 10:09     ` Lars Povlsen [this message]
2020-12-22 13:56       ` Andrew Lunn
2020-12-22 14:58         ` Lars Povlsen
2020-11-23 14:30 ` [PATCH v10 0/3] Adding support for Microchip/Microsemi serial GPIO controller Linus Walleij
2020-11-23 15:05   ` Lars Povlsen

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