From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
To: linux-mmc@vger.kernel.org, Ulf Hansson <ulf.hansson@linaro.org>
Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
Kumar Gala <galak@codeaurora.org>,
Rob Herring <robh+dt@kernel.org>,
Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Subject: [PATCH 2/2] mmc: pwrseq: Update document with multiple gpios support
Date: Wed, 28 Jan 2015 13:17:08 +0000 [thread overview]
Message-ID: <1422451028-9417-1-git-send-email-srinivas.kandagatla@linaro.org> (raw)
In-Reply-To: <1422450981-9328-1-git-send-email-srinivas.kandagatla@linaro.org>
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@linaro.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
next prev parent reply other threads:[~2015-01-28 13:17 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-28 13:16 [PATCH 0/2] mmc: pwrseq: Add support to multiple gpios in pwrseq simple Srinivas Kandagatla
2015-01-28 13:16 ` [PATCH 1/2] mmc: pwrseq: Add support to control multiple gpios in simple pwrseq Srinivas Kandagatla
2015-01-28 13:17 ` Srinivas Kandagatla [this message]
[not found] ` <1422450981-9328-1-git-send-email-srinivas.kandagatla-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-01-28 13:35 ` [PATCH 0/2] mmc: pwrseq: Add support to multiple gpios in pwrseq simple Ulf Hansson
[not found] ` <CAPDyKFquQgut1ZC9Jj=rbNwRKs3Qwr5LsUy_cmY7g2L8MG657Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-01-28 13:46 ` Srinivas Kandagatla
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