From: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
To: Marco Felsch <m.felsch@pengutronix.de>, Mark Brown <broonie@kernel.org>
Cc: "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
Support Opensource <Support.Opensource@diasemi.com>,
"linux-aspeed@lists.ozlabs.org" <linux-aspeed@lists.ozlabs.org>,
"linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
"andrew@aj.id.au" <andrew@aj.id.au>,
"linus.walleij@linaro.org" <linus.walleij@linaro.org>,
"lgirdwood@gmail.com" <lgirdwood@gmail.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"bgolaszewski@baylibre.com" <bgolaszewski@baylibre.com>,
"robh+dt@kernel.org" <robh+dt@kernel.org>,
"joel@jms.id.au" <joel@jms.id.au>,
"kernel@pengutronix.de" <kernel@pengutronix.de>,
Adam Thomson <Adam.Thomson.Opensource@diasemi.com>,
"lee.jones@linaro.org" <lee.jones@linaro.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: RE: [PATCH v3 3/6] dt-bindings: mfd: da9062: add regulator voltage selection documentation
Date: Mon, 16 Dec 2019 16:32:48 +0000 [thread overview]
Message-ID: <AM5PR1001MB0994C60CB5B957CFE19E495D80510@AM5PR1001MB0994.EURPRD10.PROD.OUTLOOK.COM> (raw)
In-Reply-To: <20191216085525.csr2aglm5md4vtsw@pengutronix.de>
> -----Original Message-----
> From: Marco Felsch <m.felsch@pengutronix.de>
> Sent: 16 December 2019 08:55
> To: Mark Brown <broonie@kernel.org>
> Cc: devicetree@vger.kernel.org; Support Opensource
> <Support.Opensource@diasemi.com>; linux-aspeed@lists.ozlabs.org; linux-
> gpio@vger.kernel.org; andrew@aj.id.au; linus.walleij@linaro.org;
> lgirdwood@gmail.com; linux-kernel@vger.kernel.org;
> bgolaszewski@baylibre.com; robh+dt@kernel.org; joel@jms.id.au;
> kernel@pengutronix.de; Adam Thomson
> <Adam.Thomson.Opensource@diasemi.com>; lee.jones@linaro.org; linux-arm-
> kernel@lists.infradead.org
> Subject: Re: [PATCH v3 3/6] dt-bindings: mfd: da9062: add regulator voltage
> selection documentation
>
> On 19-12-12 16:51, Mark Brown wrote:
> > On Thu, Dec 12, 2019 at 05:21:53PM +0100, Marco Felsch wrote:
> >
> > > "... what's driving the input ..":
> > > Sorry I didn't get you here. What did you mean? The input is driven by
> > > the host. This can be any gpio line and in my case it is a gpio line
> > > driven by the soc-hw during a suspend operation.
> >
> > Something needs to say what that thing is, especially if it's runtime
> > controllable. In your case from the point of view of software there is
> > actually no enable control so we shouldn't be providing an enable
> > operation to the framework.
>
> The enabel control signal is always available, please check [1] table
> 63. There is a mux in front of the enable pin so:
>
> +-------------
> Seq. |\ | Regulator
> GPI1 | \ |
> GPI2 | | -- > Enable
> GPI3 | / |
> |/ .
> .
> .
>
> Adam please correct me if this is wrong.
>
> [1] https://www.dialog-
> semiconductor.com/sites/default/files/da9062_datasheet_3v6.pdf
>
> Regards,
> Marco
>
> > _______________________________________________
> > linux-arm-kernel mailing list
> > linux-arm-kernel@lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-12-16 16:32 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-29 17:25 [PATCH v3 0/6] DA9062 PMIC features Marco Felsch
2019-11-29 17:25 ` [PATCH v3 1/6] gpio: treewide rename gpio_chip_hwgpio to gpiod_to_offset Marco Felsch
2019-12-02 2:59 ` Andrew Jeffery
2019-11-29 17:25 ` [PATCH v3 2/6] gpio: make gpiod_to_offset() available for other users Marco Felsch
2019-12-02 3:00 ` Andrew Jeffery
2019-11-29 17:25 ` [PATCH v3 3/6] dt-bindings: mfd: da9062: add regulator voltage selection documentation Marco Felsch
2019-12-04 13:46 ` Mark Brown
2019-12-10 9:41 ` Marco Felsch
2019-12-11 16:14 ` Adam Thomson
2019-12-11 17:09 ` Marco Felsch
2019-12-12 15:08 ` Linus Walleij
2019-12-12 15:55 ` Marco Felsch
2019-12-12 16:10 ` Mark Brown
2019-12-12 16:21 ` Marco Felsch
2019-12-12 16:51 ` Mark Brown
2019-12-16 8:55 ` Marco Felsch
2019-12-16 11:44 ` Mark Brown
2019-12-17 7:35 ` Marco Felsch
2019-12-17 12:58 ` Mark Brown
2020-01-07 8:36 ` Marco Felsch
2020-01-07 13:09 ` Mark Brown
2020-01-07 13:38 ` Marco Felsch
2020-01-14 15:43 ` Mark Brown
2019-12-16 16:32 ` Adam Thomson
2019-12-17 9:00 ` Marco Felsch
2019-12-17 9:12 ` Marco Felsch
2019-12-17 9:53 ` Adam Thomson
2019-12-17 12:31 ` Marco Felsch
2019-12-17 13:13 ` Adam Thomson
2019-12-16 16:32 ` Adam Thomson [this message]
2019-12-16 12:28 ` Linus Walleij
2019-11-29 17:25 ` [PATCH v3 4/6] regulator: da9062: add voltage selection gpio support Marco Felsch
2019-11-29 17:25 ` [PATCH v3 5/6] dt-bindings: mfd: da9062: add regulator gpio enable/disable documentation Marco Felsch
2019-12-13 22:23 ` Rob Herring
2019-12-16 16:31 ` Lee Jones
2019-11-29 17:25 ` [PATCH v3 6/6] regulator: da9062: add gpio based regulator dis-/enable support Marco Felsch
2019-12-02 11:44 ` [PATCH v3 0/6] DA9062 PMIC features Linus Walleij
2019-12-02 12:04 ` Lee Jones
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