From mboxrd@z Thu Jan 1 00:00:00 1970 From: mpa@pengutronix.de (Markus Pargmann) Date: Tue, 7 Oct 2014 15:05:03 +0200 Subject: [PATCH 2/5] regulator: Set ena_gpio_valid in regulator drivers In-Reply-To: <20141007115817.GX4609@sirena.org.uk> References: <1412626635-7404-1-git-send-email-mpa@pengutronix.de> <1412626635-7404-3-git-send-email-mpa@pengutronix.de> <20141007115817.GX4609@sirena.org.uk> Message-ID: <20141007130503.GG5042@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Tue, Oct 07, 2014 at 12:58:17PM +0100, Mark Brown wrote: > On Mon, Oct 06, 2014 at 10:17:12PM +0200, Markus Pargmann wrote: > > This patch sets the new field ena_gpio_valid for all drivers which set a > > valid ena_gpio. > > > config.ena_gpio = arizona->pdata.ldoena; > > + config.ena_gpio_valid = true; > > This patch just unconditionally sets the flag in all drivers which will > break any system which relies on the existing behaviour that we ignore > GPIO 0. We can definitely set this flag in any DT only system if we get > the GPIO from DT but otherwise doing this defeats the point of having > the flag in the first place. Right, I didn't thought about the old platform data which may pass 0 gpios indicating that there is no gpio. I will rework this patch. Thanks, Markus -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 836 bytes Desc: Digital signature URL: