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[v2,1/6] mmc: pwrseq: Document that simple sequence support more than one GPIO

Message ID 1422468953-7594-2-git-send-email-javier.martinez@collabora.co.uk
State Accepted, archived
Commit a1d7579b25e4ab448a2605bc7e96f1b9c8762bba
Headers show

Commit Message

Javier Martinez Canillas Jan. 28, 2015, 6:15 p.m. UTC 
Many SDIO/MMC attached WLAN chips need more than one ping for their reset
sequence. Extend the pwrseq_simple binding to support more than one pin.

Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
---

Changes since v1:
 - Make the explanation clearer by adding an explicit "they".
   Suggested by Srinivas Kandagatla.
---
 Documentation/devicetree/bindings/mmc/mmc-pwrseq-simple.txt | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)
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Patch

diff --git a/Documentation/devicetree/bindings/mmc/mmc-pwrseq-simple.txt b/Documentation/devicetree/bindings/mmc/mmc-pwrseq-simple.txt
index da333d9ed94c..eaae652213ae 100644
--- a/Documentation/devicetree/bindings/mmc/mmc-pwrseq-simple.txt
+++ b/Documentation/devicetree/bindings/mmc/mmc-pwrseq-simple.txt
@@ -8,9 +8,10 @@  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
-	will be de-asserted right after the power has been provided to the card.
+- reset-gpios : contains a 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: