[PATCH v3 2/5] pinctrl: st: Enhance the controller to manage unavailable registers

[lee.jones@linaro.org (Lee Jones)]

> >>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 SoC.
> >>
> >>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>  

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org ? Open source software for ARM SoCs
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