linux-kernel - [PATCH 2/2] mmc: pwrseq: Update document with multiple gpios support

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Message-Id: <1422451028-9417-1-git-send-email-srinivas.kandagatla@linaro.org>
Date:	Wed, 28 Jan 2015 13:17:08 +0000
From:	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:	linux-mmc@...r.kernel.org, Ulf Hansson <ulf.hansson@...aro.org>
Cc:	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
	Kumar Gala <galak@...eaurora.org>,
	Rob Herring <robh+dt@...nel.org>,
	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: [PATCH 2/2] mmc: pwrseq: Update document with multiple gpios support

This patch updates the text and examples the mmc pwrseq document with multiple
gpios support. Typical example is WLAN and BT chips on SDIO bus.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
---
 Documentation/devicetree/bindings/mmc/mmc-pwrseq-simple.txt | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/mmc/mmc-pwrseq-simple.txt b/Documentation/devicetree/bindings/mmc/mmc-pwrseq-simple.txt
index da333d9..1a86efa 100644
--- a/Documentation/devicetree/bindings/mmc/mmc-pwrseq-simple.txt
+++ b/Documentation/devicetree/bindings/mmc/mmc-pwrseq-simple.txt
@@ -8,13 +8,14 @@ Required properties:
 - compatible : contains "mmc-pwrseq-simple".
 
 Optional properties:
-- reset-gpios : contains a GPIO specifier. The reset GPIO is asserted at
-	initialization and prior we start the power up procedure of the card. It
+- reset-gpios : contains list of GPIO specifiers. The reset GPIOs are asserted at
+	initialization and prior we start the power up procedure of the card. They
 	will be de-asserted right after the power has been provided to the card.
 
 Example:
 
 	sdhci0_pwrseq {
 		compatible = "mmc-pwrseq-simple";
-		reset-gpios = <&gpio1 12 0>;
+		/* WLAN and BT reset */
+		reset-gpios = <&gpio1 12 0>, <&gpio1 14 0>;
 	}
-- 
1.9.1

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