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Date:   Mon, 10 Sep 2018 16:56:44 +0100
From:   Lee Jones <lee.jones@linaro.org>
To:     Philipp Zabel <p.zabel@pengutronix.de>
Cc:     linux-kernel@vger.kernel.org, kernel@pengutronix.de,
        Marek Vasut <marek.vasut+renesas@gmail.com>,
        Mark Brown <broonie@kernel.org>,
        Geert Uytterhoeven <geert+renesas@glider.be>
Subject: Re: [PATCH] regulator: da9063: fix DT probing with constraints
Message-ID: <20180910155644.GN28860@dell>
References: <20180831123402.9494-1-p.zabel@pengutronix.de>
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On Fri, 31 Aug 2018, Philipp Zabel wrote:

> Commit 1c892e38ce59 ("regulator: da9063: Handle less LDOs on DA9063L")
> reordered the da9063_regulator_info[] array, but not the DA9063_ID_*
> regulator ids and not the da9063_matches[] array, because ids are used
> as indices in the array initializer. This mismatch between regulator id
> and da9063_regulator_info[] array index causes the driver probe to fail
> because constraints from DT are not applied to the correct regulator:
> 
>   da9063 0-0058: Device detected (chip-ID: 0x61, var-ID: 0x50)
>   DA9063_BMEM: Bringing 900000uV into 3300000-3300000uV
>   DA9063_LDO9: Bringing 3300000uV into 2500000-2500000uV
>   DA9063_LDO1: Bringing 900000uV into 3300000-3300000uV
>   DA9063_LDO1: failed to apply 3300000-3300000uV constraint(-22)
> 
> This patch reorders the DA9063_ID_* as apparently intended, and with
> them the entries in the da90630_matches[] array.
> 
> Fixes: 1c892e38ce59 ("regulator: da9063: Handle less LDOs on DA9063L")
> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
> Cc: Marek Vasut <marek.vasut+renesas@gmail.com>
> Cc: Mark Brown <broonie@kernel.org>
> Cc: Geert Uytterhoeven <geert+renesas@glider.be>
> Cc: Lee Jones <lee.jones@linaro.org>
> ---
>  include/linux/mfd/da9063/pdata.h | 16 +++++++++-------
>  1 file changed, 9 insertions(+), 7 deletions(-)

This is an MFD patch.

I'll make the necessary changes and apply it.

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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