From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH] LCD backlight Date: Fri, 11 Aug 2006 14:09:52 +0300 Message-ID: <20060811110951.GM6720@atomide.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-omap-open-source-bounces@linux.omap.com Errors-To: linux-omap-open-source-bounces@linux.omap.com To: balrogg@gmail.com Cc: Linux-OMAP List-Id: linux-omap@vger.kernel.org * andrzej zaborowski [060629 22:36]: > Add a simple driver for the LCD backlight that uses the Linux backlight api. > --- > Some notes: > > The "check_fb" field is for the boards that have more than one LCD. > The "set_power" field is for boards that need to do something special > (e.g. GPIOs) before enabling the backlight. You can leave them unset. > > You can use this driver only on boards that don't use UART3 because > UART3.TX and PWL use the same pin. Does someone know an easy > workaround for this pin conflict? PalmOS 5 running on OMAP311 somehow > manages to send and receiver IrDA through UART3 and you can't see any > change in the backlight level. In Linux when I set this pin to be > UART3.TX, the backlight level is always forced to 255. No idea. Maybe you can mux some other pin for UART3.TX? Could you please post a Signed-off-by for this patch too? Thanks, Tony