From: "Ivan T. Ivanov" <iivanov@mm-sol.com>
To: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Cc: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Linus Walleij <linus.walleij@linaro.org>,
Mark Brown <broonie@kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-arm-msm@vger.kernel.org" <linux-arm-msm@vger.kernel.org>
Subject: Re: [PATCH RESEND v2 1/4] pinctrl: Update Qualcomm pm8xxx GPIO parameters definitions
Date: Wed, 23 Jul 2014 15:47:49 +0300 [thread overview]
Message-ID: <1406119669.28520.10.camel@iivanov-dev> (raw)
In-Reply-To: <20140722214643.GH19700@sonymobile.com>
On Tue, 2014-07-22 at 14:46 -0700, Bjorn Andersson wrote:
> On Thu, Jul 17, 2014 at 12:41 PM, Ivan T. Ivanov <iivanov@mm-sol.com> wrote:
> > From: "Ivan T. Ivanov" <iivanov@mm-sol.com>
> >
>
> Hi Ivan,
>
> Sorry for the slow response, I wanted to respin my pm8xxx-gpio driver to figure
> out some resonable answers to you.
>
<snip>
>
> > PM8018, PM8038, PM8058, PM8917, PM8921 pin controller hardware
> > support only one function 'gpio'. Currently GPIO's will
> > support only 'normal' mode. Rest of the modes will be added
> > later, if needed.
> >
>
> This is not true.
>
> As I said before, there is no such thing as "pin controller hardware"; both on
> pm8xxx and qpnp-pin there are two different HW blocks, one for GPIO and one for
> MPP. And if you look in your pinconf_set function you will see that they are
> very different.
>
> I'm still trying to figure out the correct pinmux mapping for the various
> pmics, but the current indication is a list that looks like this:
> "gpio"
> "paired"
> "ext_reg_en"
> "ext_smps_en"
> "fclk"
> "kypd_drv"
> "kypd_sns"
> "lpa"
> "lpg"
> "mp3_clk"
> "sleep_clk"
> "uart"
> "uim"
> "upl"
>
> I haven't looked through the dts files for 8974 and 8084, but it's not possible
> to describe the previous Qualcomm reference formfactor devices (MTP) with only
> "gpio".
next prev parent reply other threads:[~2014-07-23 12:48 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-17 15:25 [PATCH v2 0/4] New Qualcomm PMIC pin controller drivers Ivan T. Ivanov
2014-07-17 15:25 ` [PATCH v2 2/4] pinctrl: qpnp: Qualcomm PMIC pin controller driver Ivan T. Ivanov
2014-07-21 11:29 ` kiran.padwal
2014-07-21 16:02 ` divya ojha
2014-07-21 16:15 ` pramod gurav
2014-07-21 16:16 ` Ivan T. Ivanov
2014-07-23 15:27 ` Linus Walleij
2014-07-23 16:11 ` Ivan T. Ivanov
2014-07-26 1:43 ` David Collins
2014-07-28 8:39 ` Ivan T. Ivanov
2014-08-05 1:36 ` Stephen Boyd
2014-08-05 11:55 ` Ivan T. Ivanov
2014-07-17 15:25 ` [PATCH v2 3/4] pinctrl: qcom: Add documentation for pinctrl-qpnp driver bindings Ivan T. Ivanov
2014-07-17 15:25 ` [PATCH v2 4/4] ARM: dts: qcom: Add PM8941 and PM8841 pinctrl nodes Ivan T. Ivanov
2014-07-17 19:41 ` [PATCH RESEND v2 1/4] pinctrl: Update Qualcomm pm8xxx GPIO parameters definitions Ivan T. Ivanov
2014-07-22 14:51 ` Ivan T. Ivanov
2014-07-22 21:46 ` Bjorn Andersson
2014-07-23 12:47 ` Ivan T. Ivanov [this message]
2014-07-23 16:05 ` Ivan T. Ivanov
2014-07-23 21:46 ` Stephen Boyd
2014-07-23 23:47 ` Stephen Boyd
2014-07-24 15:40 ` Linus Walleij
2014-07-25 0:23 ` Stephen Boyd
2014-07-25 11:29 ` Linus Walleij
2014-07-25 15:15 ` Ivan T. Ivanov
2014-08-06 15:02 ` Ivan T. Ivanov
2014-08-11 5:40 ` Bjorn Andersson
2014-07-23 12:47 ` [PATCH v2 0/4] New Qualcomm PMIC pin controller drivers Linus Walleij
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