[Hackndev-commit] SF.net SVN: hackndev: [1086] linux4palm/linux/trunk/arch/arm/mach-pxa/ palmz72

[<z7...@us...>]

Revision: 1086
          http://svn.sourceforge.net/hackndev/?rev=1086&view=rev
Author:   z72ka
Date:     2007-06-27 01:26:37 -0700 (Wed, 27 Jun 2007)

Log Message:
-----------
palmz72: Fixed backlight problem, hack to reducing whine, revert latest revision for PM (last commit is test for fixing BL)

Modified Paths:
--------------
    linux4palm/linux/trunk/arch/arm/mach-pxa/palmz72/palmz72.c
    linux4palm/linux/trunk/arch/arm/mach-pxa/palmz72/palmz72_pm.c

Modified: linux4palm/linux/trunk/arch/arm/mach-pxa/palmz72/palmz72.c
===================================================================
--- linux4palm/linux/trunk/arch/arm/mach-pxa/palmz72/palmz72.c	2007-06-27 08:23:55 UTC (rev 1085)
+++ linux4palm/linux/trunk/arch/arm/mach-pxa/palmz72/palmz72.c	2007-06-27 08:26:37 UTC (rev 1086)
@@ -334,8 +334,8 @@
 	.max_intensity		= PALMZ72_MAX_INTENSITY,
 	.default_intensity	= PALMZ72_DEFAULT_INTENSITY,
 	.limit_mask		= PALMZ72_LIMIT_MASK,
-	.prescaler		= 1,
-	.period			= 0x12c,
+	.prescaler		= PALMZ72_PRESCALER,
+	.period			= PALMZ72_PERIOD,
 	.turn_bl_on		= palmz72_bl_on,
 	.turn_bl_off		= palmz72_bl_off,
 };
@@ -435,7 +435,8 @@
 			palmz72_lcd_screen.lccr3=0x03700007;
 			break;
 		case 16:
-			palmz72_lcd_screen.lccr3=0x04700007;
+			/* right value for lcc3 is 0x04700007, but little change reducing display whine */
+			palmz72_lcd_screen.lccr3=0x04700004;
 			break;
 	}
 	

Modified: linux4palm/linux/trunk/arch/arm/mach-pxa/palmz72/palmz72_pm.c
===================================================================
--- linux4palm/linux/trunk/arch/arm/mach-pxa/palmz72/palmz72_pm.c	2007-06-27 08:23:55 UTC (rev 1085)
+++ linux4palm/linux/trunk/arch/arm/mach-pxa/palmz72/palmz72_pm.c	2007-06-27 08:26:37 UTC (rev 1086)
@@ -15,7 +15,6 @@
 #include <linux/pm.h>
 #include <linux/fb.h>
 #include <linux/platform_device.h>
-#include <linux/delay.h>
 #include <asm/mach-types.h>
 #include <asm/hardware.h>
 
@@ -53,9 +52,6 @@
 	/* Turn off USB power */
 	SET_PALMZ72_GPIO(USB_POWER,0);
 
-	SET_PALMZ72_GPIO(BL_POWER, 0);
-	mdelay(50);
-
         
 	/* disable GPIO reset - DO NOT REMOVE! */
 	PCFR &= PCFR_GPR_EN;
@@ -81,9 +77,6 @@
 	SET_PALMZ72_GPIO(SCREEN,1);
 	/* Turn on USB power */
 	SET_PALMZ72_GPIO(USB_POWER,1);
-	/* Hack - something seems to switch it off in-between */
-	SET_PALMZ72_GPIO(BL_POWER, 1);
-	mdelay(50);
 	
 	return 0;
 }


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