mipi dsi: add mipi lcd reference driver, lcd_LD089WU1_mipi.c

diff --git a/drivers/video/rockchip/screen/Kconfig b/drivers/video/rockchip/screen/Kconfig
index d00e94cc5504fae1040340a41a88fd91e0a734e1..9882f8b4d9e0487c3fcff0ce4ad031d23e348153 100644 (file)
--- 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 8acf96326b87c779e4f22e5b79e3d60fe720eca1..e415adfa24f4ca6f532c643779a580e67493a6be 100644 (file)
--- 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 (file)
index 0000000..e5abb0d
--- /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