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##1、 屏幕初始化时序厂家提供如下; //========== JD9365+BOE10.1 initial setting ==========// Display Resolution:800*1280 params->dsi.vertical_sync_active(VS)=4 params->dsi.vertical_backporch(VBP)=8 params->dsi.vertical_frontporch(VFP)=24 params->dsi.horizontal_sync_active(HS)=18 params->dsi.horizontal_backporch(HBP)=18 params->dsi.horizontal_frontporch(HFP)=18 params->dsi.PLL_CLOCK=405Mbps(203MHZ) LCD_nReset=1; Delayms(5}}, LCD_nReset=0; Delayms(10}}, LCD_nReset=1; Delayms(120}}, //======initial code==========// //Page0 {0xE0,1,{0x00}}, {0xE1,1,{0x93}}, {0xE2,1,{0x65}}, {0xE3,1,{0xF8}}, {0x80,1,{0x03}},//0X03:4-LANE;0X02:3-LANE;0X01:2-LANE //Page1 {0xE0,1,{0x01}}, {0x00,1,{0x00}}, {0x01,1,{0x6F}}, {0x03,1,{0x00}}, {0x04,1,{0xA0}}, {0x0C,1,{0x74}}, //Set Gamma Power, VGMP,VGMN,VGSP,VGSN {0x17,1,{0x00}}, {0x18,1,{0xAF}}, {0x19,1,{0x01}}, {0x1A,1,{0x00}}, {0x1B,1,{0xAF}}, {0x1C,1,{0x01}}, //Set Gate Power {0x1F,1,{0x3E}}, {0x20,1,{0x28}}, {0x21,1,{0x28}}, {0x22,1,{0x7E}}, {0x24,1,{0xFE}},//modify20200324 {0x35,1,{0x26}}, {0x37,1,{0x09}}, //SET RGBCYC {0x38,1,{0x04}}, {0x39,1,{0x00}}, {0x3A,1,{0x01}}, {0x3C,1,{0x7C}}, {0x3D,1,{0xFF}}, {0x3E,1,{0xFF}}, {0x3F,1,{0x7F}}, //Set TCON {0x40,1,{0x06}}, {0x41,1,{0xA0}}, {0x42,1,{0x81}}, {0x43,1,{0x08}}, {0x44,1,{0x0B}}, {0x45,1,{0x28}}, //--- power voltage ----// //{0x4A,1,{0x35}},//bist {0x55,1,{0x02}},//modify20200730 {0x57,1,{0x69}}, {0x59,1,{0x0A}}, {0x5A,1,{0x28}}, {0x5B,1,{0x14}}, //--- Gamma ----// {0x5D,1,{0x7C}}, {0x5E,1,{0x65}}, {0x5F,1,{0x55}}, {0x60,1,{0x47}}, {0x61,1,{0x43}}, {0x62,1,{0x32}}, {0x63,1,{0x34}}, {0x64,1,{0x1C}}, {0x65,1,{0x33}}, {0x66,1,{0x31}}, {0x67,1,{0x30}}, {0x68,1,{0x4E}}, {0x69,1,{0x3C}}, {0x6A,1,{0x44}}, {0x6B,1,{0x35}}, {0x6C,1,{0x31}}, {0x6D,1,{0x23}}, {0x6E,1,{0x11}}, {0x6F,1,{0x00}}, {0x70,1,{0x7C}}, {0x71,1,{0x65}}, {0x72,1,{0x55}}, {0x73,1,{0x47}}, {0x74,1,{0x43}}, {0x75,1,{0x32}}, {0x76,1,{0x34}}, {0x77,1,{0x1C}}, {0x78,1,{0x33}}, {0x79,1,{0x31}}, {0x7A,1,{0x30}}, {0x7B,1,{0x4E}}, {0x7C,1,{0x3C}}, {0x7D,1,{0x44}}, {0x7E,1,{0x35}}, {0x7F,1,{0x31}}, {0x80,1,{0x23}}, {0x81,1,{0x11}}, {0x82,1,{0x00}}, //Page2 {0xE0,1,{0x02}}, //GIP_L Pin mapping {0x00,1,{0x1E}}, {0x01,1,{0x1E}}, {0x02,1,{0x41}}, {0x03,1,{0x41}}, {0x04,1,{0x43}}, {0x05,1,{0x43}}, {0x06,1,{0x1F}}, {0x07,1,{0x1F}}, {0x08,1,{0x1F}}, {0x09,1,{0x1F}}, {0x0A,1,{0x1E}}, {0x0B,1,{0x1E}}, {0x0C,1,{0x1F}}, {0x0D,1,{0x47}}, {0x0E,1,{0x47}}, {0x0F,1,{0x45}}, {0x10,1,{0x45}}, {0x11,1,{0x4B}}, {0x12,1,{0x4B}}, {0x13,1,{0x49}}, {0x14,1,{0x49}}, {0x15,1,{0x1F}}, {0x16,1,{0x1E}}, {0x17,1,{0x1E}}, {0x18,1,{0x40}}, {0x19,1,{0x40}}, {0x1A,1,{0x42}}, {0x1B,1,{0x42}}, {0x1C,1,{0x1F}}, {0x1D,1,{0x1F}}, //GIP_R Pin mapping {0x1E,1,{0x1F}}, {0x1F,1,{0x1F}}, {0x20,1,{0x1E}}, {0x21,1,{0x1E}}, {0x22,1,{0x1F}}, {0x23,1,{0x46}}, {0x24,1,{0x46}}, {0x25,1,{0x44}}, {0x26,1,{0x44}}, {0x27,1,{0x4A}}, {0x28,1,{0x4A}}, {0x29,1,{0x48}}, {0x2A,1,{0x48}}, {0x2B,1,{0x1F}}, //GIP_L_GS Pin mapping {0x2C,1,{0x1F}}, {0x2D,1,{0x1F}}, {0x2E,1,{0x00}}, {0x2F,1,{0x00}}, {0x30,1,{0x00}}, {0x31,1,{0x00}}, {0x32,1,{0x1E}}, {0x33,1,{0x1E}}, {0x34,1,{0x35}}, {0x35,1,{0x1F}}, {0x36,1,{0x15}}, {0x37,1,{0x15}}, {0x38,1,{0x1F}}, {0x39,1,{0x08}}, {0x3A,1,{0x08}}, {0x3B,1,{0x0A}}, {0x3C,1,{0x0A}}, {0x3D,1,{0x04}}, {0x3E,1,{0x04}}, {0x3F,1,{0x06}}, {0x40,1,{0x06}}, {0x41,1,{0x1F}}, //GIP_R_GS Pin mapping {0x42,1,{0x1F}}, {0x43,1,{0x1F}}, {0x44,1,{0x01}}, {0x45,1,{0x01}}, {0x46,1,{0x01}}, {0x47,1,{0x01}}, {0x48,1,{0x1E}}, {0x49,1,{0x1E}}, {0x4A,1,{0x35}}, {0x4B,1,{0x1F}}, {0x4C,1,{0x15}}, {0x4D,1,{0x15}}, {0x4E,1,{0x1F}}, {0x4F,1,{0x09}}, {0x50,1,{0x09}}, {0x51,1,{0x0B}}, {0x52,1,{0x0B}}, {0x53,1,{0x05}}, {0x54,1,{0x05}}, {0x55,1,{0x07}}, {0x56,1,{0x07}}, {0x57,1,{0x1F}}, //GIP Timing {0x58,1,{0x40}}, {0x5B,1,{0x30}}, {0x5C,1,{0x03}}, {0x5D,1,{0x30}}, {0x5E,1,{0x01}}, {0x5F,1,{0x02}}, {0x63,1,{0x14}}, {0x64,1,{0x6A}}, {0x67,1,{0x73}}, {0x68,1,{0x05}}, {0x69,1,{0x14}}, {0x6A,1,{0x6A}}, {0x6B,1,{0x0C}}, {0x6C,1,{0x00}}, {0x6D,1,{0x00}}, {0x6E,1,{0x00}}, {0x6F,1,{0x88}}, //Page4 {0xE0,1,{0x04}}, {0x02,1,{0x23}},//20200330 modify {0x09,1,{0x11}}, {0x0E,1,{0x48}}, {0x36,1,{0x49}}, //SLP OUT {0x11,0,{0x00}}, Delayms(120}}, //DISP ON {0x29,0,{0x00}}, Delayms(5}}, //TE {0x35,0,{0x00}},
## 2、使用脚本转换为设备树格式,参考其他设备格式 ''' panel-init-sequence = [ 15 00 02 80 77 15 00 02 81 77 15 00 02 82 77 15 00 02 83 77 15 00 02 84 77 15 00 02 85 77 15 00 02 86 77 39 00 0D C3 01 66 13 23 00 66 85 33 20 38 38 00 05 64 01 11 05 14 01 29 ]; 15 00 02 80 77 | | | | | | | | | 数据 | | | | 寄存器地址 | | 数据长度 | 延时 命令类型(0x05: 单字节数据 0x15: 双字节数据 0x39: 多字节数据) ''' def gen(path): f=open(path,'r') lines=f.readlines() f.close() # {REGFLAG_DELAY, 10, {}}, # {0xE0, 1, {0x00}}, delay=0 for line in lines: if line.find('{REGFLAG_DELAY')==0: ds=line.split(',') # print('=========%s'%ds[1]) # print(ds) # print(ds[1]) delay=int(ds[1]) # print(delay) elif line.find("{0x")==0: ds=line.split(',') reg=ds[0].split('0x')[1] dat=ds[2].split('{0x')[1].split('}')[0] # print("reg:%s delay:%2.2x data:%s"%(reg,dly,dat)) print("15 %2.2X 02 %s %s"%(delay,reg,dat)) delay=0 gen(r'mipi_init_sque.txt')
##3、修改设备树 &dsi0 { status = "okay"; //rockchip,lane-rate = <1000>; dsi0_panel: panel@0 { status = "okay"; compatible = "simple-panel-dsi"; reg = <0>; power-supply = <&vcc3v3_lcd0_n>; //reset-gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_LOW>; backlight = <&backlight>; reset-delay-ms = <60>; enable-delay-ms = <60>; prepare-delay-ms = <60>; unprepare-delay-ms = <60>; disable-delay-ms = <60>; dsi,flags = <(MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_EOT_PACKET)>; dsi,format = <MIPI_DSI_FMT_RGB888>; dsi,lanes = <4>; panel-init-sequence = [ 15 0A 02 E0 00 15 00 02 E1 93 15 00 02 E2 65 15 00 02 E3 F8 15 00 02 80 03 15 00 02 E0 01 15 00 02 00 00 15 00 02 01 38 15 00 02 0C 74 15 00 02 17 00 15 00 02 18 AF 15 00 02 19 00 15 00 02 1A 00 15 00 02 1B AF 15 00 02 1C 00 15 00 02 35 26 15 00 02 37 09 15 00 02 38 04 15 00 02 39 00 15 00 02 3A 01 15 00 02 3C 78 15 00 02 3D FF 15 00 02 3E FF 15 00 02 3F 7F 15 00 02 40 06 15 00 02 41 A0 15 00 02 42 81 15 00 02 43 14 15 00 02 44 23 15 00 02 45 28 15 00 02 55 02 15 00 02 57 69 15 00 02 59 0A 15 00 02 5A 2A 15 00 02 5B 17 15 00 02 5D 7F 15 00 02 5E 6A 15 00 02 5F 5B 15 00 02 60 4F 15 00 02 61 4A 15 00 02 62 3D 15 00 02 63 41 15 00 02 64 2A 15 00 02 65 44 15 00 02 66 43 15 00 02 67 44 15 00 02 68 62 15 00 02 69 52 15 00 02 6A 59 15 00 02 6B 4C 15 00 02 6C 48 15 00 02 6D 3A 15 00 02 6E 26 15 00 02 6F 00 15 00 02 70 7F 15 00 02 71 6A 15 00 02 72 5B 15 00 02 73 4F 15 00 02 74 4A 15 00 02 75 3D 15 00 02 76 41 15 00 02 77 2A 15 00 02 78 44 15 00 02 79 43 15 00 02 7A 44 15 00 02 7B 62 15 00 02 7C 52 15 00 02 7D 59 15 00 02 7E 4C 15 00 02 7F 48 15 00 02 80 3A 15 00 02 81 26 15 00 02 82 00 15 00 02 E0 02 15 00 02 00 42 15 00 02 01 42 15 00 02 02 40 15 00 02 03 40 15 00 02 04 5E 15 00 02 05 5E 15 00 02 06 5F 15 00 02 07 5F 15 00 02 08 5F 15 00 02 09 57 15 00 02 0A 57 15 00 02 0B 77 15 00 02 0C 77 15 00 02 0D 47 15 00 02 0E 47 15 00 02 0F 45 15 00 02 10 45 15 00 02 11 4B 15 00 02 12 4B 15 00 02 13 49 15 00 02 14 49 15 00 02 15 5F 15 00 02 16 41 15 00 02 17 41 15 00 02 18 40 15 00 02 19 40 15 00 02 1A 5E 15 00 02 1B 5E 15 00 02 1C 5F 15 00 02 1D 5F 15 00 02 1E 5F 15 00 02 1F 57 15 00 02 20 57 15 00 02 21 77 15 00 02 22 77 15 00 02 23 46 15 00 02 24 46 15 00 02 25 44 15 00 02 26 44 15 00 02 27 4A 15 00 02 28 4A 15 00 02 29 48 15 00 02 2A 48 15 00 02 2B 5F 15 00 02 2C 01 15 00 02 2D 01 15 00 02 2E 00 15 00 02 2F 00 15 00 02 30 1F 15 00 02 31 1F 15 00 02 32 1E 15 00 02 33 1E 15 00 02 34 1F 15 00 02 35 17 15 00 02 36 17 15 00 02 37 37 15 00 02 38 37 15 00 02 39 08 15 00 02 3A 08 15 00 02 3B 0A 15 00 02 3C 0A 15 00 02 3D 04 15 00 02 3E 04 15 00 02 3F 06 15 00 02 40 06 15 00 02 41 1F 15 00 02 42 02 15 00 02 43 02 15 00 02 44 00 15 00 02 45 00 15 00 02 46 1F 15 00 02 47 1F 15 00 02 48 1E 15 00 02 49 1E 15 00 02 4A 1F 15 00 02 4B 17 15 00 02 4C 17 15 00 02 4D 37 15 00 02 4E 37 15 00 02 4F 09 15 00 02 50 09 15 00 02 51 0B 15 00 02 52 0B 15 00 02 53 05 15 00 02 54 05 15 00 02 55 07 15 00 02 56 07 15 00 02 57 1F 15 00 02 58 40 15 00 02 5B 30 15 00 02 5C 16 15 00 02 5D 34 15 00 02 5E 05 15 00 02 5F 02 15 00 02 63 00 15 00 02 64 6A 15 00 02 67 73 15 00 02 68 1D 15 00 02 69 08 15 00 02 6A 6A 15 00 02 6B 08 15 00 02 6C 00 15 00 02 6D 00 15 00 02 6E 00 15 00 02 6F 88 15 00 02 75 FF 15 00 02 77 DD 15 00 02 78 3F 15 00 02 79 15 15 00 02 7A 17 15 00 02 7D 14 15 00 02 7E 82 15 00 02 E0 04 15 00 02 00 0E 15 00 02 02 B3 15 00 02 09 61 15 00 02 0E 48 15 00 02 E0 00 15 00 02 E6 02 15 00 02 E7 0C 15 00 02 11 00 15 78 02 E0 00 15 00 02 29 00 15 05 02 35 00 ]; disp_timings0: display-timings { native-mode = <&dsi0_timing0>; dsi0_timing0: timing0 { clock-frequency = <71000000>; hactive = <800>; vactive = <1280>; hfront-porch = <48>; hsync-len = <8>; hback-porch = <42>; vfront-porch = <15>; vsync-len = <6>; vback-porch = <16>; hsync-active = <0>; vsync-active = <0>; de-active = <1>; pixelclk-active = <0>; swap-rb=<0>; swap-rg=<1>; swap-gb=<1>; }; }; ports { #address-cells = <1>; #size-cells = <0>; port@0 { reg = <0>; panel_in_dsi: endpoint { remote-endpoint = <&dsi_out_panel>; }; }; }; }; ports { #address-cells = <1>; #size-cells = <0>; port@1 { reg = <1>; dsi_out_panel: endpoint { remote-endpoint = <&panel_in_dsi>; }; }; }; };
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