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Message-ID: <3b3beca0-80f7-4a20-93d0-01af89fcf508@kernel.org>
Date: Fri, 31 May 2024 11:38:09 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Artur Weber <aweber.kernel@...il.com>,
 Chanwoo Choi <cw00.choi@...sung.com>
Cc: Sebastian Reichel <sre@...nel.org>, Rob Herring <robh@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Lee Jones <lee@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Alim Akhtar <alim.akhtar@...sung.com>, linux-pm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org,
 ~postmarketos/upstreaming@...ts.sr.ht, Henrik Grimler <henrik@...mler.se>,
 Wolfgang Wiedmeyer <wolfgit@...dmeyer.de>,
 Denis 'GNUtoo' Carikli <GNUtoo@...erdimension.org>
Subject: Re: [PATCH RFC 05/11] power: supply: max77693: Expose
 INPUT_CURRENT_LIMIT and CURRENT_MAX

On 30/05/2024 10:55, Artur Weber wrote:
> There are two charger current limit registers:
> 
> - Fast charge current limit (which controls current going from the
>   charger to the battery);
> - CHGIN input current limit (which controls current going into the
>   charger through the cable, and is managed by the CHARGER regulator).
> 



> +	case POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT:
> +		ret = max77693_get_input_current_limit(chg, &val->intval);
> +		break;
> +	case POWER_SUPPLY_PROP_CURRENT_MAX:
> +		ret = max77693_get_fast_charge_current(regmap, &val->intval);
> +		break;
>  	case POWER_SUPPLY_PROP_MODEL_NAME:
>  		val->strval = max77693_charger_model;
>  		break;
> @@ -680,6 +727,11 @@ static int max77693_charger_probe(struct platform_device *pdev)
>  	chg->dev = &pdev->dev;
>  	chg->max77693 = max77693;
>  
> +	chg->regu = devm_regulator_get(chg->dev, "CHARGER");
> +	if (IS_ERR(chg->regu))
> +		return dev_err_probe(&pdev->dev, PTR_ERR(chg->regu),
> +				     "failed to get charger regulator\n");\

This breaks users... and where is the binding?

Best regards,
Krzysztof


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