Re: [PATCH 7/8] MXS: Enable USB on M28EVK

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On 04/17/2012 02:15 PM, Marek Vasut wrote:

Enable the second USB port on M28EVK board.

Signed-off-by: Marek Vasut<marex@xxxxxxx>
Cc: Chen Peter-B29397<B29397@xxxxxxxxxxxxx>
Cc: Detlev Zundel<dzu@xxxxxxx>
Cc: Fabio Estevam<festevam@xxxxxxxxx>
Cc: Li Frank-B20596<B20596@xxxxxxxxxxxxx>
Cc: Lin Tony-B19295<B19295@xxxxxxxxxxxxx>
Cc: Linux USB<linux-usb@xxxxxxxxxxxxxxx>
Cc: Sascha Hauer<s.hauer@xxxxxxxxxxxxxx>
Cc: Shawn Guo<shawn.guo@xxxxxxxxxxxxx>
Cc: Shawn Guo<shawn.guo@xxxxxxxxxx>
Cc: Stefano Babic<sbabic@xxxxxxx>
Cc: Subodh Nijsure<snijsure@xxxxxxxxxxxx>
Cc: Tony Lin<tony.lin@xxxxxxxxxxxxx>
Cc: Wolfgang Denk<wd@xxxxxxx>

@@ -377,6 +382,11 @@ static void __init m28evk_init(void)

+	gpio_request(MXS_GPIO_NR(3, 13), "USB");

   gpio_request() can fail and you don't handle it.

+	gpio_direction_output(MXS_GPIO_NR(3, 13), 0);

   You can use gpio_request_one() instead of the above 2 calls.

WBR, Sergei
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