linux下驱动5寸mipi屏，能驱动，但是不显示图像求助。
本帖最后由 miyazono 于 2017-12-26 21:47 编辑这块板子是上个同事留下的，以及Android4.4源码，用安卓生成的镜像文件可以驱动并显示图像，但是在单独的liunx下却不显示图像（按理说一个内核驱动，没理由出错啊）了。这块屏的reset和en是硬件上做好的，没什么问题，因为之前是可以点亮的。现在用示波器观察数据引脚，有数据输出。时钟引脚观察不了（示波器太垃圾了100MHZ的）。查看打印信息发现最后四个命令行没有设置，这是怎么回事呢？求助
我的dtsi文件和打印信息如下：
/ {
/* about mipi */
disp_mipi_init: mipi_dsi_init{
compatible = "rockchip,mipi_dsi_init";
rockchip,screen_init = <1>;
rockchip,dsi_lane = <4>;
rockchip,dsi_hs_clk = <500>;
rockchip,mipi_dsi_num = <1>;
};
disp_mipi_power_ctr: mipi_power_ctr {
compatible = "rockchip,mipi_power_ctr";
};
disp_mipi_init_cmds: screen-on-cmds {
compatible = "rockchip,screen-on-cmds";
rockchip,on-cmds1 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xB9 0xFF 0x83 0x94>;
rockchip,cmd_delay = <5>;
};
rockchip,on-cmds2 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xBA 0x63 0x03 0x68 0x6B 0xB2 0xC0>;
rockchip,cmd_delay = <5>;
};
rockchip,on-cmds3 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xB1 0x48 0x12 0x72 0x09 0x32 0x44 0x71 0x31 0x4D 0x2F>;
rockchip,cmd_delay = <5>;
};
rockchip,on-cmds4 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xB2 0x00 0x80 0x64 0x05 0x07>;
rockchip,cmd_delay = <5>;
};
rockchip,on-cmds5 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xB4 0x26 0x76 0x26 0x76 0x26 0x26 0x05 0x10 0x86 0x75 0x00 0x3F 0x26 0x76 0x26 0x76 0x26 0x26 0x05 0x10 0x86>;
rockchip,cmd_delay = <5>;
};
rockchip,on-cmds6 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xD3 0x00 0x00 0x06 0x06 0x01 0x01 0x10 0x10 0x32 0x10 0x00 0x00 0x00 0x32 0x15 0x04 0x05 0x04 0x32 0x15 0x14 0x05 0x14 0x37 0x33 0x04 0x04 0x37 0x00 0x00 0x47 0x05 0x40>;
rockchip,cmd_delay = <5>;
};
rockchip,on-cmds7 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xD5 0x18 0x18 0x25 0x24 0x27 0x26 0x11 0x10 0x15 0x14 0x13 0x12 0x17 0x16 0x01 0x00 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x05 0x04 0x03 0x02 0x07 0x06 0x18 0x18 0x18 0x18 0x21 0x20 0x23 0x22 0x18 0x18 0x18 0x18>;
rockchip,cmd_delay = <5>;
};
rockchip,on-cmds8 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xD5 0x18 0x18 0x25 0x24 0x27 0x26 0x11 0x10 0x15 0x14 0x13 0x12 0x17 0x16 0x01 0x00 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x05 0x04 0x03 0x02 0x07 0x06 0x18 0x18 0x18 0x18 0x21 0x20 0x23 0x22 0x18 0x18 0x18 0x18>;
rockchip,cmd_delay = <5>;
};
rockchip,on-cmds9 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xD6 0x18 0x18 0x22 0x23 0x20 0x21 0x12 0x13 0x16 0x17 0x10 0x11 0x14 0x15 0x06 0x07 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x18 0x02 0x03 0x04 0x05 0x00 0x01 0x18 0x18 0x18 0x18 0x26 0x27 0x24 0x25 0x18 0x18 0x18 0x18>;
rockchip,cmd_delay = <5>;
};
rockchip,on-cmds10 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xE0 0x00 0x05 0x0E 0x14 0x17 0x1A 0x1D 0x1C 0x36 0x48 0x5F 0x64 0x6F 0x88 0x90 0x99 0xA8 0xAE 0xAA 0xB6 0xBA 0x5F 0x5F 0x5A 0x60 0x64 0x6A 0x72 0x7F 0x00 0x05 0x0E 0x14 0x17 0x1A 0x1D 0x1C 0x36 0x48 0x5F 0x64 0x6F 0x88 0x90 0x99 0xA8 0xAE 0xAA 0xB6 0xBA 0x5F 0x5F 0x5A 0x60 0x64 0x6A 0x72 0x7F>;
rockchip,cmd_delay = <5>;
};
rockchip,on-cmds11 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xE0 0x00 0x05 0x0E 0x14 0x17 0x1A 0x1D 0x1C 0x36 0x48 0x5F 0x64 0x6F 0x88 0x90 0x99 0xA8 0xAE 0xAA 0xB6 0xBA 0x5F 0x5F 0x5A 0x60 0x64 0x6A 0x72 0x7F 0x00 0x05 0x0E 0x14 0x17 0x1A 0x1D 0x1C 0x36 0x48 0x5F 0x64 0x6F 0x88 0x90 0x99 0xA8 0xAE 0xAA 0xB6 0xBA 0x5F 0x5F 0x5A 0x60 0x64 0x6A 0x72 0x7F>;
rockchip,cmd_delay = <200>;
};
rockchip,on-cmds12 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xB6 0x3F 0x3F>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds13 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xCC 0x0B>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds14 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xC0 0x1F 0x31>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds15 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xD4 0x02>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds16 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xBD 0x01>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds17 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xB1 0x00>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds18 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xBD 0x00>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds19 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xBF 0x40 0x81 0x50 0x00 0x1A 0xFC 0x01>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds20 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x39 0xC6 0xEF>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds21 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x05 0x11>;
rockchip,cmd_delay = <220>;
};
rockchip,on-cmds22 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x05 0x29>;
rockchip,cmd_delay = <20>;
};
rockchip,on-cmds40 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x05 dcs_exit_sleep_mode>;
rockchip,cmd_delay = <120>;
};
rockchip,on-cmds41 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <0>;
rockchip,cmd = <0x05 dcs_set_display_on>;
rockchip,cmd_delay = <120>;
};
};
disp_timings: display-timings {
native-mode = <&timing0>;
compatible = "rockchip,display-timings";
timing0: timing0 {
screen-type = <SCREEN_MIPI>;
//screen-type = <SCREEN_DUAL_MIPI>;
//lvds-format = <LVDS_8BIT_2>;
out-face = <OUT_P888>;
//color-mode = <COLOR_RGB>;
clock-frequency = <70038000>;
hactive = <720>;
vactive = <1280>;
hsync-len = <30>;
hback-porch = <100>;
hfront-porch = <50>;
vsync-len = <5>;
vback-porch = <6>;
vfront-porch = <6>;
hsync-active = <0>;
vsync-active = <0>;
de-active = <0>;
pixelclk-active = <1>;
swap-rb = <0>;
swap-rg = <0>;
swap-gb = <0>;
};
};
};
&dsihost0 {
status = "okay";
};
打印信息：
[ 0.662808] rk-fb rockchip-fb: rk fb ion client create success!
[ 0.662821] rk-fb rockchip-fb: rockchip framebuffer driver probe
[ 0.663196] rk-screen rk_screen.8: rockchip screen probe success
[ 0.663357] rk32-lvds ff96c000.lvds: screen is not lvds/rgb!
[ 0.663375] rk32-lvds: probe of ff96c000.lvds failed with error -22
[ 0.663685] rk32-edp ff970000.edp: screen is not edp!
[ 0.663700] rk32-edp: probe of ff970000.edp failed with error -22
[ 0.663856] rk32-dsi
[ 0.664046] rk32-mipi ff960000.mipi: rk mipi_dsi probe success!
[ 0.664057] rk32-mipi ff960000.mipi: rockchip mipi_dsi v1.1 2014-06-17
[ 0.664761] graphics fb0: rockchip framebuffer registerd:fb0
[ 0.665069] graphics fb1: rockchip framebuffer registerd:fb1
[ 0.665227] graphics fb2: rockchip framebuffer registerd:fb2
[ 0.665390] graphics fb3: rockchip framebuffer registerd:fb3
[ 0.695622] rk3288-lcdc lcdc0: lcdc0: dclk:70032000>>fps:60
[ 0.695633] rk32_dsi_enable-------
[ 0.695642] rk32_init_phy_mode----------lcdc_id=0
[ 0.695665] prediv:5, fbdiv:104,dsi->phy.ddr_clk:499200000
[ 0.695673] dsi->phy.ddr_clk =499200000
[ 0.695682] UI:2003
[ 0.695689] ref_clk:24000000
[ 0.695697] pclk:70032915, Tpclk:14279
[ 0.695705] sys_clk:24000000, Tsys_clk:41666
[ 0.695713] ddr_clk:499200000, Tddr_clk:2003
[ 0.695721] txbyte_clk:62400000, Ttxbyte_clk:16025
[ 0.695729] txclkesc:15600000, Ttxclkesc:64102
[ 0.705673] test_code=0x10,test_data=0x93
[ 0.705686] rk32_dwc_phy_test_wr:00009393
[ 0.705694] test_code=0x11,test_data=0x8
[ 0.705706] rk32_dwc_phy_test_wr:00000808
[ 0.705714] test_code=0x12,test_data=0xc0
[ 0.705726] rk32_dwc_phy_test_wr:0000c0c0
[ 0.705734] test_code=0x44,test_data=0x2c
[ 0.705745] rk32_dwc_phy_test_wr:00002c2c
[ 0.705753] test_code=0x17,test_data=0x4
[ 0.705764] rk32_dwc_phy_test_wr:00000004
[ 0.707740] test_code=0x18,test_data=0x7
[ 0.707751] rk32_dwc_phy_test_wr:00001107
[ 0.709727] test_code=0x18,test_data=0x83
[ 0.709738] rk32_dwc_phy_test_wr:00000083
[ 0.711713] test_code=0x19,test_data=0x30
[ 0.711725] rk32_dwc_phy_test_wr:00003030
[ 0.713701] test_code=0x20,test_data=0x4d
[ 0.713713] rk32_dwc_phy_test_wr:0000cd4d
[ 0.713721] test_code=0x21,test_data=0x3d
[ 0.713732] rk32_dwc_phy_test_wr:0000353d
[ 0.713740] test_code=0x21,test_data=0xdf
[ 0.713751] rk32_dwc_phy_test_wr:00009fdf
[ 0.713758] test_code=0x22,test_data=0x7
[ 0.713770] rk32_dwc_phy_test_wr:00000707
[ 0.713777] test_code=0x22,test_data=0x87
[ 0.713789] rk32_dwc_phy_test_wr:00000787
[ 0.713796] test_code=0x70,test_data=0x8f
[ 0.713807] rk32_dwc_phy_test_wr:00008f8f
[ 0.713815] test_code=0x71,test_data=0xd5
[ 0.713826] rk32_dwc_phy_test_wr:0000d5d5
[ 0.713833] test_code=0x72,test_data=0x4a
[ 0.713845] rk32_dwc_phy_test_wr:00004a4a
[ 0.713860] dsi->phy.Tpclk = 14279
[ 0.713867] screen->left_margin = 100
[ 0.713874] dsi->phy.Ttxbyte_clk = 16025
[ 0.713882] screen->hsync_len = 30
[ 0.713920] write GEN_PLD_DATA:3, 9483ffb9
[ 0.713928] 1170 command sent in LP mode size:4
[ 0.713936] write GEN_HDR:00000439
[ 0.731582] write GEN_PLD_DATA:3, 680363ba
[ 0.731592] write GEN_PLD_DATA:6, 00c0b26b
[ 0.731601] 1170 command sent in LP mode size:7
[ 0.731608] write GEN_HDR:00000739
[ 0.751259] write GEN_PLD_DATA:3, 721248b1
[ 0.751269] write GEN_PLD_DATA:7, 71443209
[ 0.751277] write GEN_PLD_DATA:10, 002f4d31
[ 0.751286] 1170 command sent in LP mode size:11
[ 0.751294] write GEN_HDR:00000b39
[ 0.770937] write GEN_PLD_DATA:3, 648000b2
[ 0.770946] write GEN_PLD_DATA:5, 00000705
[ 0.770955] 1170 command sent in LP mode size:6
[ 0.770962] write GEN_HDR:00000639
[ 0.790617] write GEN_PLD_DATA:3, 267626b4
[ 0.790627] write GEN_PLD_DATA:7, 05262676
[ 0.790635] write GEN_PLD_DATA:11, 00758610
[ 0.790644] write GEN_PLD_DATA:15, 2676263f
[ 0.790652] write GEN_PLD_DATA:19, 05262676
[ 0.790661] write GEN_PLD_DATA:21, 00008610
[ 0.790669] 1170 command sent in LP mode size:22
[ 0.790677] write GEN_HDR:00001639
[ 0.810297] write GEN_PLD_DATA:3, 060000d3
[ 0.810307] write GEN_PLD_DATA:7, 10010106
[ 0.810315] write GEN_PLD_DATA:11, 00103210
[ 0.810324] write GEN_PLD_DATA:15, 15320000
[ 0.810332] write GEN_PLD_DATA:19, 32040504
[ 0.810341] write GEN_PLD_DATA:23, 14051415
[ 0.810349] write GEN_PLD_DATA:27, 04043337
[ 0.810358] write GEN_PLD_DATA:31, 47000037
[ 0.810366] write GEN_PLD_DATA:33, 00004005
[ 0.810374] 1170 command sent in LP mode size:34
[ 0.810382] write GEN_HDR:00002239
[ 0.829977] write GEN_PLD_DATA:3, 251818d5
[ 0.829987] write GEN_PLD_DATA:7, 11262724
[ 0.829996] write GEN_PLD_DATA:11, 13141510
[ 0.830004] write GEN_PLD_DATA:15, 01161712
[ 0.830012] write GEN_PLD_DATA:19, 18181800
[ 0.830021] write GEN_PLD_DATA:23, 18181818
[ 0.830029] write GEN_PLD_DATA:27, 05181818
[ 0.830037] write GEN_PLD_DATA:31, 07020304
[ 0.830046] write GEN_PLD_DATA:35, 18181806
[ 0.830054] write GEN_PLD_DATA:39, 23202118
[ 0.830063] write GEN_PLD_DATA:43, 18181822
[ 0.830071] write GEN_PLD_DATA:44, 00000018
[ 0.830079] 1170 command sent in LP mode size:45
[ 0.830087] write GEN_HDR:00002d39
[ 0.849656] write GEN_PLD_DATA:3, 251818d5
[ 0.849665] write GEN_PLD_DATA:7, 11262724
[ 0.849674] write GEN_PLD_DATA:11, 13141510
[ 0.849682] write GEN_PLD_DATA:15, 01161712
[ 0.849691] write GEN_PLD_DATA:19, 18181800
[ 0.849699] write GEN_PLD_DATA:23, 18181818
[ 0.849707] write GEN_PLD_DATA:27, 05181818
[ 0.849716] write GEN_PLD_DATA:31, 07020304
[ 0.849724] write GEN_PLD_DATA:35, 18181806
[ 0.849732] write GEN_PLD_DATA:39, 23202118
[ 0.849741] write GEN_PLD_DATA:43, 18181822
[ 0.849749] write GEN_PLD_DATA:44, 00000018
[ 0.849757] 1170 command sent in LP mode size:45
[ 0.849765] write GEN_HDR:00002d39
[ 0.869336] write GEN_PLD_DATA:3, 221818d6
[ 0.869346] write GEN_PLD_DATA:7, 12212023
[ 0.869355] write GEN_PLD_DATA:11, 10171613
[ 0.869363] write GEN_PLD_DATA:15, 06151411
[ 0.869372] write GEN_PLD_DATA:19, 18181807
[ 0.869380] write GEN_PLD_DATA:23, 18181818
[ 0.869389] write GEN_PLD_DATA:27, 02181818
[ 0.869397] write GEN_PLD_DATA:31, 00050403
[ 0.869405] write GEN_PLD_DATA:35, 18181801
[ 0.869414] write GEN_PLD_DATA:39, 24272618
[ 0.869422] write GEN_PLD_DATA:43, 18181825
[ 0.869430] write GEN_PLD_DATA:44, 00000018
[ 0.869439] 1170 command sent in LP mode size:45
[ 0.869446] write GEN_HDR:00002d39
[ 0.889017] write GEN_PLD_DATA:3, 0e0500e0
[ 0.889027] write GEN_PLD_DATA:7, 1d1a1714
[ 0.889035] write GEN_PLD_DATA:11, 5f48361c
[ 0.889044] write GEN_PLD_DATA:15, 90886f64
[ 0.889052] write GEN_PLD_DATA:19, aaaea899
[ 0.889061] write GEN_PLD_DATA:23, 5f5fbab6
[ 0.889069] write GEN_PLD_DATA:27, 6a64605a
[ 0.889077] write GEN_PLD_DATA:31, 05007f72
[ 0.889086] write GEN_PLD_DATA:35, 1a17140e
[ 0.889094] write GEN_PLD_DATA:39, 48361c1d
[ 0.889103] write GEN_PLD_DATA:43, 886f645f
[ 0.889111] write GEN_PLD_DATA:47, aea89990
[ 0.889119] write GEN_PLD_DATA:51, 5fbab6aa
[ 0.889128] write GEN_PLD_DATA:55, 64605a5f
[ 0.889136] write GEN_PLD_DATA:58, 007f726a
[ 0.889144] 1170 command sent in LP mode size:59
[ 0.889152] write GEN_HDR:00003b39
[ 0.908697] write GEN_PLD_DATA:3, 0e0500e0
[ 0.908706] write GEN_PLD_DATA:7, 1d1a1714
[ 0.908715] write GEN_PLD_DATA:11, 5f48361c
[ 0.908723] write GEN_PLD_DATA:15, 90886f64
[ 0.908732] write GEN_PLD_DATA:19, aaaea899
[ 0.908740] write GEN_PLD_DATA:23, 5f5fbab6
[ 0.908749] write GEN_PLD_DATA:27, 6a64605a
[ 0.908757] write GEN_PLD_DATA:31, 05007f72
[ 0.908766] write GEN_PLD_DATA:35, 1a17140e
[ 0.908774] write GEN_PLD_DATA:39, 48361c1d
[ 0.908782] write GEN_PLD_DATA:43, 886f645f
[ 0.908791] write GEN_PLD_DATA:47, aea89990
[ 0.908799] write GEN_PLD_DATA:51, 5fbab6aa
[ 0.908808] write GEN_PLD_DATA:55, 64605a5f
[ 0.908816] write GEN_PLD_DATA:58, 007f726a
[ 0.908825] 1170 command sent in LP mode size:59
[ 0.908832] write GEN_HDR:00003b39
[ 1.115338] write GEN_PLD_DATA:2, 003f3fb6
[ 1.115347] 1170 command sent in LP mode size:3
[ 1.115355] write GEN_HDR:00000339
[ 1.125173] write GEN_PLD_DATA:1, 00000bcc
[ 1.125182] 1170 command sent in LP mode size:2
[ 1.125190] write GEN_HDR:00000239
[ 1.135013] write GEN_PLD_DATA:2, 00311fc0
[ 1.135022] 1170 command sent in LP mode size:3
[ 1.135029] write GEN_HDR:00000339
[ 1.144852] write GEN_PLD_DATA:1, 000002d4
[ 1.144861] 1170 command sent in LP mode size:2
[ 1.144869] write GEN_HDR:00000239
[ 1.154693] write GEN_PLD_DATA:1, 000001bd
[ 1.154702] 1170 command sent in LP mode size:2
[ 1.154709] write GEN_HDR:00000239
[ 1.164532] write GEN_PLD_DATA:1, 000000b1
[ 1.164541] 1170 command sent in LP mode size:2
[ 1.164549] write GEN_HDR:00000239
[ 1.174372] write GEN_PLD_DATA:1, 000000bd
[ 1.174381] 1170 command sent in LP mode size:2
[ 1.174389] write GEN_HDR:00000239
[ 1.184212] write GEN_PLD_DATA:3, 508140bf
[ 1.184222] write GEN_PLD_DATA:7, 01fc1a00
[ 1.184230] 1170 command sent in LP mode size:8
[ 1.184237] write GEN_HDR:00000839
[ 1.194052] write GEN_PLD_DATA:1, 0000efc6
[ 1.194061] 1170 command sent in LP mode size:2
[ 1.194069] write GEN_HDR:00000239
[ 1.203892] 1170 command sent in LP mode size:1
[ 1.203901] write GEN_HDR:00001105
[ 1.430222] 1170 command sent in LP mode size:1
[ 1.430230] write GEN_HDR:00002905
[ 1.459740] 1170 command sent in LP mode size:1
[ 1.459748] write GEN_HDR:00001105
[ 1.587661] 1170 command sent in LP mode size:1
[ 1.587669] write GEN_HDR:00002905
[ 1.695905] rk3288-lcdc lcdc0: wakeup from standby!
[ 1.706983] alloc_buffer:ion_phy_addr=0x40000000
[ 1.712578] fb0:phy:40000000>>vir:e0971000>>len:0xb00000
[ 1.712992] rk3288-lcdc lcdc0: lcdc0 probe ok, iommu disabled
楼主你这个LOG信息是怎么调出来的，是哪个文件里的打印函数~？
11 、29LOG里有下啊，还下了两遍，一般只用下一遍
[ 1.203892] 1170 command sent in LP mode size:1
[ 1.203901] write GEN_HDR:00001105
[ 1.430222] 1170 command sent in LP mode size:1
[ 1.430230] write GEN_HDR:00002905
[ 1.459740] 1170 command sent in LP mode size:1
[ 1.459748] write GEN_HDR:00001105
[ 1.587661] 1170 command sent in LP mode size:1
[ 1.587669] write GEN_HDR:00002905
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