[Armadeus-commitlog] SF.net SVN: armadeus: [590] trunk/buildroot/target/device/armadeus/linux/ ker
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[Armadeus-commitlog] SF.net SVN: armadeus: [590] trunk/buildroot/target/device/armadeus/linux/ kernel-patches/2.6.18.1/021-linux-2.6.18-apf9328.diff
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From: <ar...@us...> - 2007-05-07 21:08:56
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Revision: 590
http://armadeus.svn.sourceforge.net/armadeus/?rev=590&view=rev
Author: artemys
Date: 2007-05-07 14:06:42 -0700 (Mon, 07 May 2007)
Log Message:
-----------
[LINUX] Add backlight control for Microtips LCD (part1)
Modified Paths:
--------------
trunk/buildroot/target/device/armadeus/linux/kernel-patches/2.6.18.1/021-linux-2.6.18-apf9328.diff
Modified: trunk/buildroot/target/device/armadeus/linux/kernel-patches/2.6.18.1/021-linux-2.6.18-apf9328.diff
===================================================================
--- trunk/buildroot/target/device/armadeus/linux/kernel-patches/2.6.18.1/021-linux-2.6.18-apf9328.diff 2007-04-28 12:08:37 UTC (rev 589)
+++ trunk/buildroot/target/device/armadeus/linux/kernel-patches/2.6.18.1/021-linux-2.6.18-apf9328.diff 2007-05-07 21:06:42 UTC (rev 590)
@@ -1133,7 +1133,7 @@
diff -urN linux-2.6.18.1/arch/arm/mach-imx/apf9328_lcd_config.h linux-2.6.18.1.mod/arch/arm/mach-imx/apf9328_lcd_config.h
--- linux-2.6.18.1/arch/arm/mach-imx/apf9328_lcd_config.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.18.1.mod/arch/arm/mach-imx/apf9328_lcd_config.h 2007-01-07 21:40:59.000000000 +0100
-@@ -0,0 +1,136 @@
+@@ -0,0 +1,146 @@
+/*
+ *
+ * Armadeus LCD configuration file
@@ -1161,47 +1161,57 @@
+ DR(3) |= 0x00000080; //rev line
+ else
+ DR(3) &= ~0x00000080; // rev line
++#elif CONFIG_FB_IMX_MICROTIPS_MTF_T035_TFT
++ // No LCD powerdown yet
+#else
+ if(on)
+ /* use Port_D CONTRAST pin to control LCD power down mode */
-+ DR(3) &= ~0x00000800;
++ DR(3) &= ~0x00000800;
+ else
+ DR(3) |= 0x00000800;
+#endif // CONFIG_FB_IMX_OPTREX_F51900_CSTN
+}
+
++static void apf9328_lcd_backlight_power(int on)
++{
++ if(on)
++ PWMR |= 0x000000ff;
++ else
++ PWMR &= 0xffffff00;
++}
++
+#ifdef CONFIG_FB_IMX_MICROTIPS_MTF_T035_TFT
+static struct imxfb_mach_info apf9328_fb_info __initdata = {
-+ .pixclock = 62500,
++ .pixclock = 62500,
+ .bpp = 16,
-+ .xres = 320,
++ .xres = 320,
+ .yres = 240,
+
-+ .hsync_len = 30,
++ .hsync_len = 30,
+ .vsync_len = 3,
-+ .left_margin = 24,
++ .left_margin = 24,
+ .upper_margin = 1,
-+ .right_margin = 38,
++ .right_margin = 38,
+ .lower_margin = 23,
+
+ .pcr = PCR_TFT | PCR_COLOR | PCR_PBSIZ_8 | PCR_BPIX_16 | PCR_FLMPOL | PCR_LPPOL |
+ PCR_SCLKIDLE | PCR_SCLK_SEL | PCR_PCD(9),
-+ .pwmr = 0, // No contrast management
++ .pwmr = 0x000001ff, // Contrast with PWM @ Line_Pulse, max by default
+ .dmacr = DMACR_BURST | DMACR_HM(8) | DMACR_TM(4),
-+ .lcd_power = apf9328_lcd_power,
++ .backlight_power = apf9328_lcd_backlight_power,
+};
+#elif CONFIG_FB_IMX_SHARP_LQ057_TFT
+static struct imxfb_mach_info apf9328_fb_info __initdata = {
-+ .pixclock = 62500,
++ .pixclock = 62500,
+ .bpp = 16,
-+ .xres = 320,
++ .xres = 320,
+ .yres = 240,
+
-+ .hsync_len = 9,
++ .hsync_len = 9,
+ .vsync_len = 2,
-+ .left_margin = 9,
++ .left_margin = 9,
+ .upper_margin = 0,
-+ .right_margin = 27,
++ .right_margin = 27,
+ .lower_margin = 7,
+
+ .pcr = PCR_TFT | PCR_COLOR | PCR_PBSIZ_8 | PCR_BPIX_16 | /*PCR_CLKPOL |*/
@@ -1212,16 +1222,16 @@
+};
+#elif CONFIG_FB_IMX_OPTREX_F51900_CSTN
+static struct imxfb_mach_info apf9328_fb_info __initdata = {
-+ .pixclock = 62500,
++ .pixclock = 62500,
+ .bpp = 8,
-+ .xres = 320,
++ .xres = 320,
+ .yres = 240,
+
-+ .hsync_len = 2,
++ .hsync_len = 2,
+ .vsync_len = 2,
-+ .left_margin = 2,
++ .left_margin = 2,
+ .upper_margin = 2,
-+ .right_margin = 2,
++ .right_margin = 2,
+ .lower_margin = 2,
+
+ .pcr = PCR_COLOR | PCR_PBSIZ_8 | PCR_BPIX_8 | PCR_ACD(5) | PCR_END_BYTE_SWAP | PCR_PCD(3),
@@ -1230,16 +1240,16 @@
+};
+#elif CONFIG_FB_IMX_MOTOROLA_A910_TFT
+static struct imxfb_mach_info apf9328_fb_info __initdata = {
-+ .pixclock = 62500,
++ .pixclock = 62500,
+ .bpp = 16,
-+ .xres = 240,
++ .xres = 240,
+ .yres = 320,
+
-+ .hsync_len = 9,
++ .hsync_len = 9,
+ .vsync_len = 2,
-+ .left_margin = 9,
++ .left_margin = 9,
+ .upper_margin = 2,
-+ .right_margin = 27,
++ .right_margin = 27,
+ .lower_margin = 4,
+
+ .pcr = PCR_TFT | PCR_COLOR | PCR_PBSIZ_8 | PCR_BPIX_16 | PCR_CLKPOL | PCR_SCLKIDLE | PCR_SCLK_SEL | PCR_PCD(9),
@@ -1254,16 +1264,16 @@
+static void imx_fb_set_gpios(void)
+{
+#ifdef CONFIG_FB_IMX_OPTREX_F51900_CSTN
-+ OCR1(3) = 0x0000C000 ;
++ OCR1(3) = 0x0000C000;
+ DR(3) |= 0x00000080;
+ DDIR(3) |= 0x00000080;
+ GIUS(3) &= ~0x00000080;
+ GPR(3) &= ~0x00000080;
+#else
-+ OCR1(3) = 0x00C00000 ;
-+ DR(3) |= 0x00000800;
++ OCR1(3) = 0x00C00000;
++ DR(3) |= 0x00000800;
+ DDIR(3) |= 0x00000800;
-+ GIUS(3) &= ~0x00000800;
++ GIUS(3) |= 0x00000800; // GPIO Function for CONTRAST pin (changed in imxfb if contrast is activated)
+ GPR(3) &= ~0x00000800;
+#endif
+}
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