linux-kernel - Re: [trivial] Comment improvements for lp5523 and friend

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Date:	Thu, 6 Feb 2014 11:36:23 -0800
From:	Bryan Wu <cooloney@...il.com>
To:	Pavel Machek <pavel@....cz>
Cc:	"rpurdie@...ys.net" <rpurdie@...ys.net>,
	Linux LED Subsystem <linux-leds@...r.kernel.org>,
	lkml <linux-kernel@...r.kernel.org>, milo kim <milo.kim@...com>,
	Pali Rohár <pali.rohar@...il.com>,
	Sebastian Reichel <sre@...ian.org>,
	Sebastian Reichel <sre@...g0.de>
Subject: Re: [trivial] Comment improvements for lp5523 and friend

On Thu, Jan 9, 2014 at 3:13 PM, Pavel Machek <pavel@....cz> wrote:
> Add some comments that are not obvious from first look at the driver
> to lp5523, fix typo in lp8501.
>

Milo, can you take a look at this. If it's OK, I will take it.

-Bryan

> Signed-off-by: Pavel Machek <pavel@....cz>
>
> diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c
> index c00f55e4..ac64ebc 100644
> --- a/drivers/leds/leds-lp5523.c
> +++ b/drivers/leds/leds-lp5523.c
> @@ -34,7 +34,15 @@
>
>  #include "leds-lp55xx-common.h"
>
> -#define LP5523_PROGRAM_LENGTH          32
> +#define LP5523_PROGRAM_LENGTH          32      /* bytes */
> +/* Memory is used like this:
> +   0x00 engine 1 program
> +   0x10 engine 2 program
> +   0x20 engine 3 program
> +   0x30 engine 1 muxing info
> +   0x40 engine 2 muxing info
> +   0x50 engine 3 muxing info
> +*/
>  #define LP5523_MAX_LEDS                        9
>
>  /* Registers */
> index 8d55a780..ae5c6fe 100644
> --- a/drivers/leds/leds-lp8501.c
> +++ b/drivers/leds/leds-lp8501.c
> @@ -262,7 +262,7 @@ static void lp8501_firmware_loaded(struct lp55xx_chip *chip)
>         }
>
>         /*
> -        * Program momery sequence
> +        * Program memory sequence
>          *  1) set engine mode to "LOAD"
>          *  2) write firmware data into program memory
>          */
>
> --
> (english) http://www.livejournal.com/~pavelmachek
> (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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