From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750996AbdAUFu5 (ORCPT ); Sat, 21 Jan 2017 00:50:57 -0500 Received: from mail-pg0-f41.google.com ([74.125.83.41]:33077 "EHLO mail-pg0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750826AbdAUFul (ORCPT ); Sat, 21 Jan 2017 00:50:41 -0500 From: Matt Ranostay To: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org Cc: ulf.hansson@linaro.org, Matt Ranostay , devicetree@vger.kernel.org Subject: [PATCH v3 1/2] devicetree: document new marvell-8xxx and pwrseq-sd8787 options Date: Fri, 20 Jan 2017 21:50:38 -0800 Message-Id: <20170121055039.10924-2-matt@ranostay.consulting> X-Mailer: git-send-email 2.10.2 In-Reply-To: <20170121055039.10924-1-matt@ranostay.consulting> References: <20170121055039.10924-1-matt@ranostay.consulting> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Cc: devicetree@vger.kernel.org Signed-off-by: Matt Ranostay --- .../devicetree/bindings/mmc/mmc-pwrseq-sd8787.txt | 14 ++++++++++++++ .../devicetree/bindings/net/wireless/marvell-8xxx.txt | 7 ++++++- 2 files changed, 20 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/mmc/mmc-pwrseq-sd8787.txt diff --git a/Documentation/devicetree/bindings/mmc/mmc-pwrseq-sd8787.txt b/Documentation/devicetree/bindings/mmc/mmc-pwrseq-sd8787.txt new file mode 100644 index 000000000000..4bb56766982e --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/mmc-pwrseq-sd8787.txt @@ -0,0 +1,14 @@ +* Marvell SD8787 power sequence provider + +Required properties: +- compatible: must be "mmc-pwrseq-sd8787". +- powerdown-gpio: contains a power down GPIO specifier with active state +- reset-gpio: contains a reset GPIO specifier with active state + +Example: + + wifi_pwrseq: wifi_pwrseq { + compatible = "mmc-pwrseq-sd8787"; + powerdown-gpio = <&twl_gpio 0 GPIO_ACTIVE_LOW>; + reset-gpio = <&twl_gpio 1 GPIO_ACTIVE_LOW>; + } diff --git a/Documentation/devicetree/bindings/net/wireless/marvell-8xxx.txt b/Documentation/devicetree/bindings/net/wireless/marvell-8xxx.txt index 980b16df74c3..0854451ff91d 100644 --- a/Documentation/devicetree/bindings/net/wireless/marvell-8xxx.txt +++ b/Documentation/devicetree/bindings/net/wireless/marvell-8xxx.txt @@ -1,4 +1,4 @@ -Marvell 8897/8997 (sd8897/sd8997/pcie8997) SDIO/PCIE devices +Marvell 8787/8897/8997 (sd8787/sd8897/sd8997/pcie8997) SDIO/PCIE devices ------ This node provides properties for controlling the Marvell SDIO/PCIE wireless device. @@ -8,6 +8,7 @@ connects the device to the system. Required properties: - compatible : should be one of the following: + * "marvell,sd8787" * "marvell,sd8897" * "marvell,sd8997" * "pci11ab,2b42" @@ -34,6 +35,9 @@ Optional properties: so that the wifi chip can wakeup host platform under certain condition. during system resume, the irq will be disabled to make sure unnecessary interrupt is not received. + - vmmc-supply: a phandle of a regulator, supplying VCC to the card + - mmc-pwrseq: phandle to the MMC power sequence node. See "mmc-pwrseq-*" + for documentation of MMC power sequence bindings. Example: @@ -46,6 +50,7 @@ so that firmware can wakeup host using this device side pin. &mmc3 { status = "okay"; vmmc-supply = <&wlan_en_reg>; + mmc-pwrseq = <&wifi_pwrseq>; bus-width = <4>; cap-power-off-card; keep-power-in-suspend; -- 2.10.2