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Date: Thu, 2 May 2024 10:39:07 +0100
From: Lee Jones <lee@kernel.org>
To: Andre Przywara <andre.przywara@arm.com>
Cc: Chen-Yu Tsai <wens@csie.org>, Liam Girdwood <lgirdwood@gmail.com>,
	Mark Brown <broonie@kernel.org>, Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-sunxi@lists.linux.dev,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Samuel Holland <samuel@sholland.org>,
	Ryan Walklin <ryan@testtoast.com>,
	Chris Morgan <macroalpha82@gmail.com>
Subject: Re: [PATCH v2 1/5] mfd: axp20x: AXP717: Fix missing IRQ status
 registers range
Message-ID: <20240502093907.GM5338@google.com>
References: <20240418000736.24338-1-andre.przywara@arm.com>
 <20240418000736.24338-2-andre.przywara@arm.com>
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In-Reply-To: <20240418000736.24338-2-andre.przywara@arm.com>

On Thu, 18 Apr 2024, Andre Przywara wrote:

> While we list the "IRQ status *and acknowledge*" registers as volatile,
> they are missing from the writable range array, so acknowledging any
> interrupts was met with an -EIO error.
> 
> Add the five registers that hold those bits to the writable array.
> 
> Fixes: b5bfc8ab2484 ("mfd: axp20x: Add support for AXP717 PMIC")
> Reported-by: Chris Morgan <macromorgan@hotmail.com>
> Signed-off-by: Andre Przywara <andre.przywara@arm.com>
> ---
>  drivers/mfd/axp20x.c | 1 +
>  1 file changed, 1 insertion(+)

Acked-by: Lee Jones <lee@kernel.org>

> diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
> index 48ce6ea693cea..d8ad4e120d379 100644
> --- a/drivers/mfd/axp20x.c
> +++ b/drivers/mfd/axp20x.c
> @@ -210,6 +210,7 @@ static const struct regmap_access_table axp313a_volatile_table = {
>  
>  static const struct regmap_range axp717_writeable_ranges[] = {
>  	regmap_reg_range(AXP717_IRQ0_EN, AXP717_IRQ4_EN),
> +	regmap_reg_range(AXP717_IRQ0_STATE, AXP717_IRQ4_STATE),
>  	regmap_reg_range(AXP717_DCDC_OUTPUT_CONTROL, AXP717_CPUSLDO_CONTROL),
>  };
>  
> -- 
> 2.35.8
> 

-- 
Lee Jones [李琼斯]