From: Kevin Hilman <khilman@mvista.com>
To: linux-omap-open-source@linux.omap.com
Subject: [PATCH] ARM: OMAP: 2430SDP: turn off secondary LCD backlight on boot
Date: Mon, 30 Jul 2007 15:55:28 -0700 [thread overview]
Message-ID: <20070730225528.778419364@mvista.com> (raw)
There is not yet any driver for the secondary LCD, so turn off
the backlight on boot.
Signed-off-by: Kevin Hilman <khilman@mvista.com>
---
arch/arm/mach-omap2/board-2430sdp.c | 5 +++++
1 file changed, 5 insertions(+)
Index: linux-2.6.21/arch/arm/mach-omap2/board-2430sdp.c
===================================================================
--- linux-2.6.21.orig/arch/arm/mach-omap2/board-2430sdp.c
+++ linux-2.6.21/arch/arm/mach-omap2/board-2430sdp.c
@@ -55,6 +55,7 @@
#define TS_GPIO 24
#define TWL4030_MSECURE_GPIO 118
+#define SECONDARY_LCD_GPIO 147
static struct mtd_partition sdp2430_partitions[] = {
/* bootloader (U-Boot, etc) in first sector */
@@ -466,6 +467,10 @@ static void __init omap_2430sdp_init(voi
spi_register_board_info(sdp2430_spi_board_info,
ARRAY_SIZE(sdp2430_spi_board_info));
ads7846_dev_init();
+
+ /* turn off secondary LCD backlight */
+ omap_set_gpio_direction(SECONDARY_LCD_GPIO, 0);
+ omap_set_gpio_dataout(SECONDARY_LCD_GPIO, 0);
}
static void __init omap_2430sdp_map_io(void)
--
next reply other threads:[~2007-07-30 22:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-30 22:55 Kevin Hilman [this message]
2007-08-10 9:33 ` [PATCH] ARM: OMAP: 2430SDP: turn off secondary LCD backlight on boot Tony Lindgren
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20070730225528.778419364@mvista.com \
--to=khilman@mvista.com \
--cc=linux-omap-open-source@linux.omap.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox