linux-kernel - Re: (subset) [PATCH 1/3] arm64: dts: exynos: fix polarity of "enable" line of NFC chip

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Message-Id: <166454069282.276470.16158572411298373751.b4-ty@linaro.org>
Date:   Fri, 30 Sep 2022 14:25:03 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Bjorn Andersson <andersson@...nel.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        linux-arm-msm@...r.kernel.org,
        Krzysztof Opasiak <k.opasiak@...sung.com>,
        Andy Gross <agross@...nel.org>, linux-kernel@...r.kernel.org,
        linux-samsung-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Alim Akhtar <alim.akhtar@...sung.com>
Subject: Re: (subset) [PATCH 1/3] arm64: dts: exynos: fix polarity of "enable" line of NFC chip

On Wed, 28 Sep 2022 18:15:55 -0700, Dmitry Torokhov wrote:
> According to s3fwrn5 driver code the "enable" GPIO line is driven "high"
> when chip is not in use (mode is S3FWRN5_MODE_COLD), and is driven "low"
> when chip is in use.
> 
> s3fwrn5_phy_power_ctrl():
> 
> 	...
> 	gpio_set_value(phy->gpio_en, 1);
> 	...
> 	if (mode != S3FWRN5_MODE_COLD) {
> 		msleep(S3FWRN5_EN_WAIT_TIME);
> 		gpio_set_value(phy->gpio_en, 0);
> 		msleep(S3FWRN5_EN_WAIT_TIME);
> 	}
> 
> [...]

Applied, thanks!

[1/3] arm64: dts: exynos: fix polarity of "enable" line of NFC chip
      https://git.kernel.org/krzk/linux/c/bd1a665a01b4d65fd8dc6fece4b376fa5c8c55bb

Best regards,
-- 
Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>