From d8927b45c80d1df9a7d2e5acadd91bce816e24fe Mon Sep 17 00:00:00 2001
From: yxj <yxj@yxj-desktop.(none)>
Date: Thu, 17 Nov 2011 17:21:11 +0800
Subject: [PATCH] add lcd support for K97

---
 arch/arm/configs/rk29_k97_defconfig           |  3 +-
 drivers/video/display/screen/Kconfig          |  2 +
 drivers/video/display/screen/Makefile         |  1 +
 .../video/display/screen/lcd_LG_LP097X02.c    | 72 +++++++++++++++++++
 4 files changed, 77 insertions(+), 1 deletion(-)
 create mode 100755 drivers/video/display/screen/lcd_LG_LP097X02.c

diff --git a/arch/arm/configs/rk29_k97_defconfig b/arch/arm/configs/rk29_k97_defconfig
index 757ffeb4d607..db0d80003086 100644
--- a/arch/arm/configs/rk29_k97_defconfig
+++ b/arch/arm/configs/rk29_k97_defconfig
@@ -1761,13 +1761,14 @@ CONFIG_DISPLAY_SUPPORT=y
 # Display hardware drivers
 #
 # CONFIG_LCD_NULL is not set
+CONFIG_LCD_LG_LP097X02=y
 # CONFIG_LCD_TD043MGEA1 is not set
 # CONFIG_LCD_HX8357 is not set
 # CONFIG_LCD_TJ048NC01CA is not set
 # CONFIG_LCD_HL070VM4AU is not set
 # CONFIG_LCD_HSD070IDW1 is not set
 # CONFIG_LCD_RGB_TFT480800_25_E is not set
-CONFIG_LCD_HSD100PXN=y
+# CONFIG_LCD_HSD100PXN is not set
 # CONFIG_LCD_HSD07PFW1 is not set
 # CONFIG_LCD_BYD8688FTGF is not set
 # CONFIG_LCD_B101AW06 is not set
diff --git a/drivers/video/display/screen/Kconfig b/drivers/video/display/screen/Kconfig
index 78a8b34365ed..d972c75ab89d 100755
--- a/drivers/video/display/screen/Kconfig
+++ b/drivers/video/display/screen/Kconfig
@@ -3,6 +3,8 @@ choice
 	prompt  "LCD Panel Select"
 config LCD_NULL
 	bool "NULL"
+config LCD_LG_LP097X02
+	bool "RGB LCD_LG_LP097X02 1024X768"
 config LCD_TD043MGEA1
 	bool "RGB TD043MGEA1"
 config LCD_HX8357
diff --git a/drivers/video/display/screen/Makefile b/drivers/video/display/screen/Makefile
index 79b670c71d4e..0ad22f5d5d7e 100755
--- a/drivers/video/display/screen/Makefile
+++ b/drivers/video/display/screen/Makefile
@@ -5,6 +5,7 @@ obj-$(CONFIG_LCD_TD043MGEA1) += lcd_td043mgea1.o
 obj-$(CONFIG_LCD_HSD070IDW1) += lcd_hsd800x480.o
 obj-$(CONFIG_LCD_HL070VM4AU) += lcd_hl070vm4.o
 obj-$(CONFIG_LCD_BYD8688FTGF) += lcd_byd1024x600.o
+obj-$(CONFIG_LCD_LG_LP097X02)+=	lcd_LG_LP097X02.o
 obj-$(CONFIG_LCD_TJ048NC01CA) 		+= lcd_tj048nc01ca.o
 
 obj-$(CONFIG_LCD_A060SE02) += lcd_a060se02.o
diff --git a/drivers/video/display/screen/lcd_LG_LP097X02.c b/drivers/video/display/screen/lcd_LG_LP097X02.c
new file mode 100755
index 000000000000..3a4df9a27267
--- /dev/null
+++ b/drivers/video/display/screen/lcd_LG_LP097X02.c
@@ -0,0 +1,72 @@
+#include <linux/fb.h>
+#include <linux/delay.h>
+#include "../../rk29_fb.h"
+#include <mach/gpio.h>
+#include <mach/iomux.h>
+#include <mach/board.h>
+#include "screen.h"
+
+/* Base */
+#define OUT_TYPE		SCREEN_RGB
+#define OUT_FACE		OUT_D888_P666
+#define OUT_CLK		 100000000
+#define LCDC_ACLK           500000000
+/* Timing */
+#define H_PW			320
+#define H_BP			480
+#define H_VD			1024
+#define H_FP			260
+
+#define V_PW			10
+#define V_BP			6
+#define V_VD			768
+#define V_FP			16
+
+#define LCD_WIDTH   196// 142  // 202
+#define LCD_HEIGHT  147 //106//  152
+/* Other */
+#define DCLK_POL		0 // 
+#define SWAP_RB			0
+
+void set_lcd_info(struct rk29fb_screen *screen, struct rk29lcd_info *lcd_info )
+{
+    /* screen type & face */
+    screen->type = OUT_TYPE;
+    screen->face = OUT_FACE;
+
+    /* Screen size */
+    screen->x_res = H_VD;
+    screen->y_res = V_VD;
+
+    screen->width = LCD_WIDTH;
+    screen->height = LCD_HEIGHT;
+
+    /* Timing */
+    screen->lcdc_aclk = LCDC_ACLK;
+    screen->pixclock = OUT_CLK;
+	screen->left_margin = H_BP;
+	screen->right_margin = H_FP;
+	screen->hsync_len = H_PW;
+	screen->upper_margin = V_BP;
+	screen->lower_margin = V_FP;
+	screen->vsync_len = V_PW;
+
+	/* Pin polarity */
+	screen->pin_hsync = 0;
+	screen->pin_vsync = 0;
+	screen->pin_den = 0;
+	screen->pin_dclk = DCLK_POL;
+
+	/* Swap rule */
+    screen->swap_rb = SWAP_RB;
+    screen->swap_rg = 0;
+    screen->swap_gb = 0;
+    screen->swap_delta = 0;
+    screen->swap_dumy = 0;
+
+    /* Operation function*/
+    screen->init = NULL;
+    screen->standby = NULL;
+}
+
+
-- 
2.34.1