[Armadeus-commitlog] armadeus branch, master, updated. armadeus-5.2-91-g42728b6

[Gwenhael Goavec-M. <gwe...@us...>]

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- Log -----------------------------------------------------------------
commit 42728b6afed5139539dce960756b40d6eda59931
Merge: d51cf84 c7a9a82
Author: Gwenhael Goavec-Merou <gw...@tr...>
Date:   Fri Dec 28 12:19:16 2012 +0100

    Merge branch 'master' of ssh://git.code.sf.net/p/armadeus/code

commit d51cf847a9af87d6b32b4c1eea0349a4c17a1740
Author: Gwenhael Goavec-Merou <gw...@tr...>
Date:   Fri Dec 28 12:18:47 2012 +0100

    [LINUX][3.7] mx27: backlight: fix constrast pwm issue

-----------------------------------------------------------------------

Summary of changes:
 ...rmadeus-mx27-imxfb-fix_pwm_contrast_issue.patch |   33 ++++++++++++++++++++
 1 files changed, 33 insertions(+), 0 deletions(-)
 create mode 100644 patches/linux/3.7/0204-armadeus-mx27-imxfb-fix_pwm_contrast_issue.patch

diff --git a/patches/linux/3.7/0204-armadeus-mx27-imxfb-fix_pwm_contrast_issue.patch b/patches/linux/3.7/0204-armadeus-mx27-imxfb-fix_pwm_contrast_issue.patch
new file mode 100644
index 0000000..88008b9
--- /dev/null
+++ b/patches/linux/3.7/0204-armadeus-mx27-imxfb-fix_pwm_contrast_issue.patch
@@ -0,0 +1,33 @@
+Pin contrast level is always high when LPCR PCD is equal to 0. By setting
+per3clk_div to have a 134 MHz clock, PCD is greater than 0 and the PWM is
+working.
+
+Signed-off-by: Gwenhael Goavec-Merou <gwe...@ar...>
+---
+
+Index: linux-3.7/drivers/video/imxfb.c
+===================================================================
+--- linux-3.7.orig/drivers/video/imxfb.c
++++ linux-3.7/drivers/video/imxfb.c
+@@ -747,6 +747,7 @@ static int __init imxfb_probe(struct pla
+ 	struct imx_fb_platform_data *pdata;
+ 	struct resource *res;
+ 	int ret, i;
++	unsigned long per3clk;
+ 
+ 	dev_info(&pdev->dev, "i.MX Framebuffer driver\n");
+ 
+@@ -800,6 +801,13 @@ static int __init imxfb_probe(struct pla
+ 		goto failed_getclock;
+ 	}
+ 
++	if (cpu_is_mx27()) {
++		per3clk = clk_round_rate(fbi->clk_per, 134000000);
++		if (clk_set_rate(fbi->clk_per, per3clk)) {
++			pr_debug("mx2fb: Unable to set clock to %lu\n", per3clk);
++		}
++	}
++
+ 	fbi->regs = ioremap(res->start, resource_size(res));
+ 	if (fbi->regs == NULL) {
+ 		dev_err(&pdev->dev, "Cannot map frame buffer registers\n");


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