From mboxrd@z Thu Jan 1 00:00:00 1970 From: javier@dowhile0.org (Javier Martinez Canillas) Date: Wed, 28 Jan 2015 11:18:12 +0100 Subject: [PATCH V4 2/4] mmc: pwrseq: Document DT bindings for the simple MMC power sequence In-Reply-To: <1421658784-11980-3-git-send-email-ulf.hansson@linaro.org> References: <1421658784-11980-1-git-send-email-ulf.hansson@linaro.org> <1421658784-11980-3-git-send-email-ulf.hansson@linaro.org> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hello Ulf, On Mon, Jan 19, 2015 at 10:13 AM, Ulf Hansson wrote: > To support SOCs which specifies specific MMC power sequences, document > some MMC DT bindings to be able to describe these hardwares. > > Let's also document bindings for a simple MMC power sequence provider, > which purpose is to support a set of common properties between various > SOCs. > > In this initial step, let's also document a top level description of > the MMC power sequence and describe the compatible string used for the > simple MMC power sequence provider. > > The simple MMC power sequence provider will initially support a reset > GPIO. From several earlier posted patches, it's clear that such > hardware exists. Especially some WLAN chips which are attached to an > SDIO interface may use a GPIO reset. > > Signed-off-by: Ulf Hansson > --- Reviewed-by: Javier Martinez Canillas Tested-by: Javier Martinez Canillas Best regards, Javier