From mboxrd@z Thu Jan  1 00:00:00 1970
From: Lee Jones <lee.jones@linaro.org>
Subject: Re: [PATCH v3 2/5] pinctrl: st: Enhance the controller to manage
 unavailable registers
Date: Tue, 11 Mar 2014 11:12:34 +0000
Message-ID: <20140311111234.GA21216@lee--X1>
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To: Maxime Coquelin <maxime.coquelin@st.com>
Cc: Rob Landley <rob@landley.net>, 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>, Russell King <linux@arm.linux.org.uk>, Srinivas Kandagatla <srinivas.kandagatla@st.com>, Stuart Menefy <stuart.menefy@st.com>, Linus Walleij <linus.walleij@linaro.org>, Giuseppe Cavallaro <peppe.cavallaro@st.com>, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@stlinux.com
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> >>From: Giuseppe Cavallaro <peppe.cavallaro@st.com>
> >>
> >>This patch adds a new logic inside the st pinctrl to manage
> >>an unsupported scenario: some sysconfig are not available!
> >>
> >>This is the case of STiH407 where, although documented, the
> >>following registers from SYSCFG_FLASH have been removed from the So=
C.
> >>
> >>SYSTEM_CONFIG3040
> >>    Output Enable pad control for all PIO Alternate Functions
> >>and
> >>SYSTEM_ CONFIG3050
> >>    Pull Up pad control for all PIO Alternate Functions
> >>
> >>Without managing this condition an imprecise external abort
> >>will be detect.
> >>
> >>To do this the patch also reviews the st_parse_syscfgs
> >>and other routines to manipulate the registers only if
> >>actually available.
> >>In any case, for example the st_parse_syscfgs detected
> >>an error condition but no action was made in the
> >>st_pctl_probe_dt.
> >>
> >>Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>
> >>Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>

No problem with any of your comments. Once the fixups have been made,
feel free to apply my:

  Acked-by: Lee Jones <lee.jones@linaro.org> =20

--=20
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org =E2=94=82 Open source software for ARM SoCs
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