From 38039c184ee27f29703119f1b4163b0ab3c0009d Mon Sep 17 00:00:00 2001
From: hhb <hhb@rock-chips.com>
Date: Fri, 21 Jun 2013 11:36:05 +0800
Subject: [PATCH] mipi dsi: add mipi lcd reference driver, lcd_LD089WU1_mipi.c

---
 drivers/video/rockchip/screen/Kconfig         |   3 +-
 drivers/video/rockchip/screen/Makefile        |   2 +-
 .../video/rockchip/screen/lcd_LD089WU1_mipi.c | 102 ++++++++++++++++++
 3 files changed, 105 insertions(+), 2 deletions(-)
 create mode 100644 drivers/video/rockchip/screen/lcd_LD089WU1_mipi.c

diff --git a/drivers/video/rockchip/screen/Kconfig b/drivers/video/rockchip/screen/Kconfig
index d00e94cc5504..9882f8b4d9e0 100644
--- a/drivers/video/rockchip/screen/Kconfig
+++ b/drivers/video/rockchip/screen/Kconfig
@@ -182,7 +182,8 @@ config LCD_WY_800X480
 
 config LCD_HH070D_LVDS
 	bool "lcd lvds for 760"
-
+config LCD_LD089WU1_MIPI
+	bool "mipi dsi lcd LD089WU1 1920X1200"
 endchoice
 
 
diff --git a/drivers/video/rockchip/screen/Makefile b/drivers/video/rockchip/screen/Makefile
index 8acf96326b87..e415adfa24f4 100644
--- a/drivers/video/rockchip/screen/Makefile
+++ b/drivers/video/rockchip/screen/Makefile
@@ -61,7 +61,7 @@ obj-$(CONFIG_LCD_E242868_1024X600) += lcd_E242868_rk3168_86v.o
 obj-$(CONFIG_LCD_WY_800X480)    += lcd_wy_800x480.o
 obj-$(CONFIG_LCD_HH070D_LVDS)   += lcd_hh070d_lvds.o
 obj-$(CONFIG_LCD_MQ0801D)    += lcd_mq0801d.o
-
+obj-$(CONFIG_LCD_LD089WU1_MIPI)   += lcd_LD089WU1_mipi.o
 
 
 quiet_cmd_gen = GEN     $@
diff --git a/drivers/video/rockchip/screen/lcd_LD089WU1_mipi.c b/drivers/video/rockchip/screen/lcd_LD089WU1_mipi.c
new file mode 100644
index 000000000000..e5abb0d499ea
--- /dev/null
+++ b/drivers/video/rockchip/screen/lcd_LD089WU1_mipi.c
@@ -0,0 +1,102 @@
+#ifndef __LCD_LD089WU1__
+#define __LCD_LD089WU1__
+
+#if defined(CONFIG_MIPI_DSI)
+#include "../transmitter/mipi_dsi.h"
+#endif
+
+
+#if  defined(CONFIG_RK610_LVDS) || defined(CONFIG_RK616_LVDS)
+#define SCREEN_TYPE	    	SCREEN_LVDS
+#else
+#define SCREEN_TYPE	    	SCREEN_MIPI
+#endif
+#define LVDS_FORMAT         0     //mipi lcd don't need it, so 0 would be ok.
+#define OUT_FACE	    	OUT_P888
+
+
+#define DCLK	          	150*1000000
+#define LCDC_ACLK         	300000000           //29 lcdc axi DMA ƵÂÊ
+
+/* Timing */
+#define H_PW			16
+#define H_BP			40
+#define H_VD			1920
+#define H_FP			24
+
+#define V_PW			10
+#define V_BP			10
+#define V_VD			1200
+#define V_FP			16
+
+#define LCD_WIDTH          	204
+#define LCD_HEIGHT         	136
+/* Other */
+#if defined(CONFIG_RK610_LVDS) || defined(CONFIG_RK616_LVDS) || defined(CONFIG_MIPI_DSI)
+#define DCLK_POL	1
+#else
+#define DCLK_POL	0
+#endif
+#define DEN_POL		0
+#define VSYNC_POL	0
+#define HSYNC_POL	0
+
+#define SWAP_RB		0
+#define SWAP_RG		0
+#define SWAP_GB		0
+
+//#define RK_SCREEN_INIT 	1
+
+/* about mipi */
+#define MIPI_DSI_LANE 4
+#define MIPI_DSI_HS_CLK 1000*1000000
+
+#if defined(RK_SCREEN_INIT)
+static struct rk29lcd_info *gLcd_info = NULL;
+
+int rk_lcd_init(void) {
+
+	u8 dcs[16] = {0};
+	if(dsi_is_active() != 1)
+		return -1;
+		
+	/*below is changeable*/
+	dsi_enable_hs_clk(1);
+	dsi_enable_video_mode(1);
+	dcs[0] = dcs_exit_sleep_mode; 
+	dsi_send_dcs_packet(dcs, 1);
+	msleep(1);
+	dcs[0] = dcs_set_display_on;
+	dsi_send_dcs_packet(dcs, 1);
+	msleep(10);
+	//printk("++++++++++++++++%s:%d\n", __func__, __LINE__);
+};
+
+
+
+int rk_lcd_standby(u8 enable) {
+
+	u8 dcs[16] = {0};
+	if(dsi_is_active() != 1)
+		return -1;
+		
+	if(enable) {
+		/*below is changeable*/
+		dcs[0] = dcs_set_display_off; 
+		dsi_send_dcs_packet(dcs, 1);
+		msleep(1);
+		dcs[0] = dcs_enter_sleep_mode; 
+		dsi_send_dcs_packet(dcs, 1);
+		msleep(1);
+		//printk("++++++++++++++++%s:%d\n", __func__, __LINE__);
+	
+	} else {
+		/*below is changeable*/
+		rk_lcd_init();
+		//printk("++++++++++++++++%s:%d\n", __func__, __LINE__);
+	
+	}
+};
+#endif
+
+#endif  
-- 
2.34.1