Unable to display the data on RGB parallel new haven ( )display on i.MX6solo Custom board
These are the modifications in DTSI file the same is attached for your reference
/* For Display Interface*/
mxcfb1: fb@0 {
compatible = "fsl,mxc_sdc_fb";
disp_dev = "lcd";
interface_pix_fmt = "RGB24";
mode_str ="WVGA";
default_bpp = <24>;
int_clk = <0>;
late_init = <0>;
status = "okay";
};
mxcfb2: fb@1 {
compatible = "fsl,mxc_sdc_fb";
disp_dev = "hdmi";
interface_pix_fmt = "RGB24";
mode_str ="1920x1080M@60";
default_bpp = <24>;
int_clk = <0>;
late_init = <0>;
status = "disabled";
};
mxcfb3: fb@2 {
compatible = "fsl,mxc_sdc_fb";
disp_dev = "lcd";
interface_pix_fmt = "RGB24";
mode_str ="WVGA";
default_bpp = <32>;//24
int_clk = <0>;
late_init = <0>;
status = "disabled";
};
mxcfb4: fb@3 {
compatible = "fsl,mxc_sdc_fb";
disp_dev = "ldb";
interface_pix_fmt = "RGB666";
default_bpp = <16>;
int_clk = <0>;
late_init = <0>;
status = "disabled";
};
lcd@0 {
compatible = "fsl,lcd";
ipu_id = <0>;
disp_id = <0>;
default_ifmt = "RGB24";
pinctrl-names = "default";
//lcd-supply =<®_lcd_3v3> ;
VDDIO-supply = <®_3p3v>;
pinctrl-0 = <&pinctrl_ipu1>;
reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
status = "okay";
};
};
/* For Display Interafce */
pinctrl_ipu1: ipu1grp {
fsl,pins = <
MX6QDL_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK 0x00
//MX6QDL_PAD_CSI0_DATA_EN__IPU1_CSI0_DATA_EN 0x1b0b0 //Display Data Enable Pin
//MX6QDL_PAD_CSI0_DATA_EN__GPIO5_IO20 0x80000000 //Display Data Enable Pin
MX6QDL_PAD_DI0_PIN15__IPU1_DI0_PIN15 0x10
MX6QDL_PAD_EIM_D31__GPIO3_IO31 0x80000000
MX6QDL_PAD_DI0_PIN2__IPU1_DI0_PIN02 0x10
MX6QDL_PAD_DI0_PIN3__IPU1_DI0_PIN03 0x10
MX6QDL_PAD_DI0_PIN4__IPU1_DI0_PIN04 0x80000000
MX6QDL_PAD_DISP0_DAT0__IPU1_DISP0_DATA00 0x10
MX6QDL_PAD_DISP0_DAT1__IPU1_DISP0_DATA01 0x10
MX6QDL_PAD_DISP0_DAT2__IPU1_DISP0_DATA02 0x10
MX6QDL_PAD_DISP0_DAT3__IPU1_DISP0_DATA03 0x10
MX6QDL_PAD_DISP0_DAT4__IPU1_DISP0_DATA04 0x10
MX6QDL_PAD_DISP0_DAT5__IPU1_DISP0_DATA05 0x10
MX6QDL_PAD_DISP0_DAT6__IPU1_DISP0_DATA06 0x10
MX6QDL_PAD_DISP0_DAT7__IPU1_DISP0_DATA07 0x10
MX6QDL_PAD_DISP0_DAT8__IPU1_DISP0_DATA08 0x10
MX6QDL_PAD_DISP0_DAT9__IPU1_DISP0_DATA09 0x10
MX6QDL_PAD_DISP0_DAT10__IPU1_DISP0_DATA10 0x10
MX6QDL_PAD_DISP0_DAT11__IPU1_DISP0_DATA11 0x10
MX6QDL_PAD_DISP0_DAT12__IPU1_DISP0_DATA12 0x10
MX6QDL_PAD_DISP0_DAT13__IPU1_DISP0_DATA13 0x10
MX6QDL_PAD_DISP0_DAT14__IPU1_DISP0_DATA14 0x10
MX6QDL_PAD_DISP0_DAT15__IPU1_DISP0_DATA15 0x10
MX6QDL_PAD_DISP0_DAT16__IPU1_DISP0_DATA16 0x10
MX6QDL_PAD_DISP0_DAT17__IPU1_DISP0_DATA17 0x10
MX6QDL_PAD_DISP0_DAT18__IPU1_DISP0_DATA18 0x10
MX6QDL_PAD_DISP0_DAT19__IPU1_DISP0_DATA19 0x10
MX6QDL_PAD_DISP0_DAT20__IPU1_DISP0_DATA20 0x10
MX6QDL_PAD_DISP0_DAT21__IPU1_DISP0_DATA21 0x10
MX6QDL_PAD_DISP0_DAT22__IPU1_DISP0_DATA22 0x10
MX6QDL_PAD_DISP0_DAT23__IPU1_DISP0_DATA23 0x10
>;
};
Used the driver file is : mxc_lcdif.c is attached for your reference
On display we are able to see the RGB lines patterns only ,what could be the issue.
kindly Help Us , we are reaching the deadlines.
Original Attachment has been moved to: mxc_lcdif.c.zip
Hi Deepika
for new lcd its timings should be provided, as for example in:
lcdif1 :
Also one can look at useful configuration examples for different lcds :
https://boundarydevices.com/configuring-i-mx6-machines-different-screens-nitrogen6x-sabre-lite/
Best regards
igor
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Hi Igor,
Tried in the same manner as u have given the example link but no progress . Any other way to sort out this .
Thank you.
PART No of LCD is : NHD-7.0-800480EF-ATXL#-CTP,