From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robin van der Gracht Subject: Re: [PATCH v2] mmc: mxs-mmc: Introduce regulator support Date: Mon, 28 Jan 2019 11:27:30 +0100 Message-ID: <20190128112730.0175049d@erd987> References: <20190128102022.1880-1-martink@posteo.de> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190128102022.1880-1-martink@posteo.de> Sender: linux-kernel-owner@vger.kernel.org To: Martin Kepplinger Cc: linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, ulf.hansson@linaro.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, linux-imx@nxp.com, linux-kernel@vger.kernel.org, Martin Kepplinger List-Id: linux-mmc@vger.kernel.org Hi Martin, On Mon, 28 Jan 2019 11:20:22 +0100 Martin Kepplinger wrote: > From: Martin Kepplinger > > This adds support for explicitly switching the mmc's power on and off > which is needed for example for WL1837 wifi controllers. ip link set wlan0 down > doesn't turn off the VMMC regulator which leads to hangs when loading firmware. > > Tested on i.MX28. > > Signed-off-by: Martin Kepplinger > --- > > again, this isn't new. it's (rebased and simplified) > https://patchwork.kernel.org/patch/4365751/ > > Thanks Robin for your input! > > revision history > ---------------- > v1: was just a question why this hasn't gone in earlier. Not sure why it never made it. I created it for use with a wl1271 which wan't properly reset in case of a fault. Also combined with imx28. Regards, Robin van der Gracht