Андрей Исаев Posted January 4, 2020 Posted January 4, 2020 I try connect 3.5' LCD screen, but i have error ---------------------------- Jan 4 12:24:38 pls-home kernel: [ 54.977794] fbtft: module is from the staging directory, the quality is unknown, you have been warned. Jan 4 12:24:38 pls-home kernel: [ 54.981924] fbtft_device: module is from the staging directory, the quality is unknown, you have been warned. Jan 4 12:24:38 pls-home kernel: [ 54.982417] fbtft_device: unknown parameter 'gpios' ignored Jan 4 12:24:38 pls-home kernel: [ 54.982696] spidev spi0.1: spidev spi0.1 1000kHz 8 bits mode=0x00 Jan 4 12:24:38 pls-home kernel: [ 54.982947] spidev spi0.1: spidev spi0.1 1000kHz 8 bits mode=0x00 Jan 4 12:24:38 pls-home kernel: [ 54.982955] spi spi0.0: fb_ili9486 spi0.0 16000kHz 8 bits mode=0x00 Jan 4 12:24:38 pls-home kernel: [ 54.989149] fb_ili9486: module is from the staging directory, the quality is unknown, you have been warned. Jan 4 12:24:38 pls-home kernel: [ 54.989917] 8<--- cut here --- Jan 4 12:24:38 pls-home kernel: [ 54.993085] Unable to handle kernel NULL pointer dereference at virtual address 00000000 Jan 4 12:24:38 pls-home kernel: [ 55.001217] pgd = dad7d7c8 Jan 4 12:24:38 pls-home kernel: [ 55.003945] [00000000] *pgd=00000000 Jan 4 12:24:39 pls-home kernel: [ 55.007550] Internal error: Oops: 80000005 [#1] SMP THUMB2 Jan 4 12:24:39 pls-home kernel: [ 55.013033] Modules linked in: fb_ili9486(C+) fbtft_device(C) fbtft(C) snd_soc_hdmi_codec evdev zram 8189fs snd_soc_simple_card snd_soc_ simple_card_utils lima dw_hdmi_i2s_audio dw_hdmi_cec sunxi_cir gpu_sched sun8i_codec_analog spidev sun8i_adda_pr_regmap sun4i_i2s sun4i_gpadc_iio sun4i_codec snd_soc_core c fg80211 industrialio snd_pcm_dmaengine rfkill snd_pcm sun8i_thermal snd_timer snd soundcore uio_pdrv_genirq uio gpio_keys cpufreq_dt sch_fq_codel ip_tables x_tables pwrseq_ simple sy8106a_regulator Jan 4 12:24:39 pls-home kernel: [ 55.057263] CPU: 3 PID: 1537 Comm: systemd-udevd Tainted: G C 5.3.9-sunxi #19.11.3 Jan 4 12:24:39 pls-home kernel: [ 55.066128] Hardware name: Allwinner sun8i Family Jan 4 12:24:39 pls-home kernel: [ 55.070831] PC is at 0x0 Jan 4 12:24:39 pls-home kernel: [ 55.073373] LR is at fbtft_register_framebuffer+0x6f/0x1bc [fbtft] Jan 4 12:24:39 pls-home kernel: [ 55.079547] pc : [<00000000>] lr : [<bf971be7>] psr: a00b0013 Jan 4 12:24:39 pls-home kernel: [ 55.085809] sp : edfb3c10 ip : edfb3c8c fp : edabff88 Jan 4 12:24:39 pls-home kernel: [ 55.091028] r10: 00000000 r9 : eebf1400 r8 : eebf1400 Jan 4 12:24:39 pls-home kernel: [ 55.096248] r7 : c9bae800 r6 : bf988000 r5 : c0f04d48 r4 : c9baeb30 Jan 4 12:24:39 pls-home kernel: [ 55.102770] r3 : 00000000 r2 : fffffff0 r1 : 00000000 r0 : c9baeb30 Jan 4 12:24:39 pls-home kernel: [ 55.109293] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none Jan 4 12:24:39 pls-home kernel: [ 55.116422] Control: 50c5387d Table: 6d8c006a DAC: 00000051 Jan 4 12:24:39 pls-home kernel: [ 55.122163] Process systemd-udevd (pid: 1537, stack limit = 0x25c1c378) Jan 4 12:24:39 pls-home kernel: [ 55.128771] Stack: (0xedfb3c10 to 0xedfb4000) Jan 4 12:24:39 pls-home kernel: [ 55.133126] 3c00: eebf1400 00008040 00000dc0 c02126c5 Jan 4 12:24:39 pls-home kernel: [ 55.141300] 3c20: eebf1400 bf988000 00000000 00000000 00000000 00000000 00000000 00000000 Jan 4 12:24:39 pls-home kernel: [ 55.149473] 3c40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Jan 4 12:24:39 pls-home kernel: [ 55.157646] 3c60: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Jan 4 12:24:39 pls-home kernel: [ 55.165819] 3c80: 00000000 00000000 00000000 c793f16f eebf1400 bf97c7f8 c9baeb30 bf988000 Jan 4 12:24:39 pls-home kernel: [ 55.173993] 3ca0: c9baeb94 c9bae800 eebf1400 bf972593 00000000 eebf1400 bf988078 00000000 Jan 4 12:24:39 pls-home kernel: [ 55.182167] 3cc0: 00000000 bf988088 00000031 bf986125 bf98610d c06c1821 eebf1400 c1047154 :-------------------------- in /boot/armbianEnv.txt added lines ------------- overlays=spi-spidev spi-add-cs1 param_spidev_spi_bus=0 param_spidev_spi_cs=1 ------------- i run sudo modprobe fbtft_device rotate=90 name=piscreen speed=16000000 gpios=reset:2,dc:71 txbuflen=32768 fps=25 my box ORANGE PI PC+ ___ ____ _ ____ ____ / _ \| _ \(_) | _ \ / ___| _ | | | | |_) | | | |_) | | _| |_ | |_| | __/| | | __/| |___ |_ _| \___/|_| |_| |_| \____| |_| Welcome to Armbian Bionic with Linux 5.3.9-sunxi System load: 0.47 0.14 0.05 Up time: 0 min Memory usage: 8 % of 998MB IP: 192.168.0.104 CPU temp: 44°C Usage of /: 2% of 59G
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