From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 07/10] ARM chumby: enable backlight in platform data hook
Date: Thu, 20 Jan 2011 10:46:58 +0100 [thread overview]
Message-ID: <1295516821-8988-8-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1295516821-8988-1-git-send-email-s.hauer@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/boards/chumby_falconwing/falconwing.c | 17 +++++++++++++++++
1 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boards/chumby_falconwing/falconwing.c b/arch/arm/boards/chumby_falconwing/falconwing.c
index 966d99b..0979630 100644
--- a/arch/arm/boards/chumby_falconwing/falconwing.c
+++ b/arch/arm/boards/chumby_falconwing/falconwing.c
@@ -57,6 +57,22 @@ static struct device_d mci_dev = {
.platform_data = &mci_pdata,
};
+#define GPIO_LCD_RESET 50
+#define GPIO_LCD_BACKLIGHT 60
+
+static void chumby_fb_enable(int enable)
+{
+ gpio_direction_output(GPIO_LCD_RESET, enable);
+
+ /* Give the display a chance to sync before we enable
+ * the backlight to avoid flickering
+ */
+ if (enable)
+ mdelay(100);
+
+ gpio_direction_output(GPIO_LCD_BACKLIGHT, enable);
+}
+
static struct fb_videomode falconwing_vmode = {
/*
* Nanovision NMA35QV65-B2-K01 (directly connected)
@@ -87,6 +103,7 @@ static struct imx_fb_videomode fb_mode = {
.mode_cnt = 1,
/* the NMA35 is a 24 bit display, but only 18 bits are connected */
.ld_intf_width = STMLCDIF_18BIT,
+ .enable = chumby_fb_enable,
};
static struct device_d ldcif_dev = {
--
1.7.2.3
_______________________________________________
barebox mailing list
barebox@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/barebox
next prev parent reply other threads:[~2011-01-20 9:47 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-20 9:46 i.MX23 patches Sascha Hauer
2011-01-20 9:46 ` [PATCH 01/10] USB ehci: Set to host mode on tt capable controllers Sascha Hauer
2011-01-20 9:46 ` [PATCH 02/10] i.MX23: Add USB (phy) support Sascha Hauer
2011-01-20 9:46 ` [PATCH 03/10] ARM Chumby: Add USB support Sascha Hauer
2011-01-20 9:46 ` [PATCH 04/10] ARM Chumby: Add MMU support Sascha Hauer
2011-01-20 9:46 ` [PATCH 05/10] i.MX23/28: Fix setting of lcd clock Sascha Hauer
2011-01-20 14:01 ` Gregory CLEMENT
2011-01-20 14:57 ` Sascha Hauer
2011-01-20 17:52 ` Gregory CLEMENT
2011-01-21 9:37 ` Sascha Hauer
2011-01-20 9:46 ` [PATCH 06/10] fb i.MX23/28: add platform data hook to enable backlight Sascha Hauer
2011-01-20 9:46 ` Sascha Hauer [this message]
2011-01-20 9:46 ` [PATCH 08/10] fb i.MX23/28: rename imx_fb_videomode to imx_fb_platformdata Sascha Hauer
2011-01-20 9:47 ` [PATCH 09/10] ARM: rename STM arch to mxs Sascha Hauer
2011-01-20 9:47 ` [PATCH 10/10] ARM chumby defconfig: update with new features Sascha Hauer
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=1295516821-8988-8-git-send-email-s.hauer@pengutronix.de \
--to=s.hauer@pengutronix.de \
--cc=barebox@lists.infradead.org \
/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