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From: Linus Walleij <>
To: Ulf Hansson <>
Cc: Arend van Spriel <>,
	Arend van Spriel <>,
	Franky Lin <>,
	Hante Meuleman <>,
	Chi-hsien Lin <>,
	Wright Feng <>,
	Chung-hsien Hsu <>,
	linux-wireless <>
Subject: Re: [PATCH] brcmfmac: Obtain reset GPIO
Date: Thu, 20 May 2021 01:41:10 +0200	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On Tue, May 11, 2021 at 10:48 AM Ulf Hansson <> wrote:

> I think this boils down to that to allow the mmc core to detect and
> initialize the SDIO card, it needs to manage potential reset pins as
> well.
> In cases when the SDIO func driver may need to execute a reset, the
> mmc core provides two APIs, mmc_hw|sw_reset().
> Does this make sense to you?

I think so, in this case (Samsung Janice on Ux500) the boot loader
desserts reset so we are fine, but I think it should be utilized properly
somehow, the vendor went to lots of trouble to put this reset line
there physically.

What is my next step? :D

Linus Walleij

  parent reply	other threads:[~2021-05-19 23:41 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-09 22:42 [PATCH] brcmfmac: Obtain reset GPIO Linus Walleij
2021-05-10  7:37 ` Arend Van Spriel
2021-05-10  9:14   ` Ulf Hansson
2021-05-10  9:27     ` Arend van Spriel
2021-05-11  8:48       ` Ulf Hansson
2021-05-12  7:42         ` Arend van Spriel
2021-05-19 23:41         ` Linus Walleij [this message]
2021-05-21 11:44           ` Ulf Hansson

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