From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 02/11] imxfb: Add board specific hook to enable display
Date: Thu, 24 Jun 2010 11:39:07 +0200 [thread overview]
Message-ID: <1277372356-32370-3-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1277372356-32370-1-git-send-email-s.hauer@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/mach-imx/include/mach/imxfb.h | 2 ++
drivers/video/imx.c | 7 +++++++
2 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-imx/include/mach/imxfb.h b/arch/arm/mach-imx/include/mach/imxfb.h
index e31b668..16b43ea 100644
--- a/arch/arm/mach-imx/include/mach/imxfb.h
+++ b/arch/arm/mach-imx/include/mach/imxfb.h
@@ -74,6 +74,8 @@ struct imx_fb_platform_data {
void *framebuffer;
/** force a memory area to be used, else NULL for dynamic allocation */
void *framebuffer_ovl;
+ /** hook to enable backlight and stuff */
+ void (*enable)(int enable);
};
void set_imx_fb_info(struct imx_fb_platform_data *);
diff --git a/drivers/video/imx.c b/drivers/video/imx.c
index d9ba643..3a4f938 100644
--- a/drivers/video/imx.c
+++ b/drivers/video/imx.c
@@ -152,6 +152,7 @@ struct imxfb_info {
struct fb_info info;
struct device_d *dev;
+ void (*enable)(int enable);
struct fb_info overlay;
};
@@ -262,12 +263,17 @@ static void imxfb_enable_controller(struct fb_info *info)
writel(readl(IMX_CCM_BASE + CCM_CGCR1) | (1 << 29),
IMX_CCM_BASE + CCM_CGCR1);
#endif
+ if (fbi->enable)
+ fbi->enable(1);
}
static void imxfb_disable_controller(struct fb_info *info)
{
struct imxfb_info *fbi = info->priv;
+ if (fbi->enable)
+ fbi->enable(0);
+
writel(0, fbi->regs + LCDC_RMCR);
#ifdef CONFIG_ARCH_IMX21
PCCR0 &= ~(PCCR0_PERCLK3_EN | PCCR0_HCLK_LCDC_EN);
@@ -546,6 +552,7 @@ static int imxfb_probe(struct device_d *dev)
fbi->pwmr = pdata->pwmr;
fbi->lscr1 = pdata->lscr1;
fbi->dmacr = pdata->dmacr;
+ fbi->enable = pdata->enable;
fbi->dev = dev;
info->priv = fbi;
info->mode = &pdata->mode->mode;
--
1.7.1
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next prev parent reply other threads:[~2010-06-24 9:39 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-24 9:39 assorted patches Sascha Hauer
2010-06-24 9:39 ` [PATCH 01/11] i.MX27: merge iomux pim definitions from kernel Sascha Hauer
2010-06-24 9:39 ` Sascha Hauer [this message]
2010-06-24 9:39 ` [PATCH 03/11] imxfb: do not enable framebuffer on startup Sascha Hauer
2010-06-24 9:39 ` [PATCH 04/11] memcpy cmd: Do not expect to read/write the whole chunk at once Sascha Hauer
2010-06-25 7:17 ` Peter Korsgaard
2010-06-28 8:37 ` Sascha Hauer
2010-06-24 9:39 ` [PATCH 05/11] armlinux: reorder tag setup Sascha Hauer
2010-06-24 9:39 ` [PATCH 06/11] remove eco920 board support Sascha Hauer
2010-06-24 9:39 ` [PATCH 07/11] usbnet: remove unused dev member in struct usbnet Sascha Hauer
2010-06-24 9:39 ` [PATCH 08/11] i.MX serial: Use readl/writel instead of pointer deref Sascha Hauer
2010-06-24 9:39 ` [PATCH 09/11] i.MX clocksource: " Sascha Hauer
2010-06-24 9:39 ` [PATCH 10/11] i.MX27: Add some missing device base addresses Sascha Hauer
2010-06-24 9:39 ` [PATCH 11/11] fb: add a usage counter to prevent double enable/disable Sascha Hauer
2010-06-24 15:05 ` assorted patches Eric Bénard
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