I have same issue.
cat /boot/armbianEnv.txt
verbosity=1
bootlogo=false
console=serial
disp_mode=1920x1080p60
overlay_prefix=sun8i-h3
overlays=spi-add-cs1 spi-spidev usbhost2 usbhost3
param_spidev_spi_bus=1
param_spidev_spi_cs=1
rootdev=UUID=442e3394-ebc5-4a14-82f8-235d74d6b2e5
rootfstype=ext4
user_overlays=spi-mcp251x
usbstoragequirks=0x2537:0x1066:u,0x2537:0x1068:u
cat spi-mcp251x.dts
/dts-v1/;
/plugin/;
/ {
compatible = "allwinner,sun4i-a10", "allwinner,sun7i-a20", "allwinner,sun8i-h3", "allwinner,sun50i-a64", "allwinner,sun50i-h5";
fragment@0 {
target-path = "/clocks";
__overlay__ {
#address-cells = <1>;
#size-cells = <1>;
can0_osc_fixed: can0_osc_fixed {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <8000000>;
};
};
};
fragment@1 {
target = <&pio>;
__overlay__ {
can0_pin_irq: can0_pin_irq {
pins = "PA7";
function = "irq";
bias-pull-up;
};
};
};
fragment@2 {
target = <&spi1>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
mcp2515 {
reg = <0>;
compatible = "microchip,mcp2515";
pinctrl-names = "default";
pinctrl-0 = <&can0_pin_irq>;
spi-max-frequency = <10000000>;
interrupt-parent = <&pio>;
interrupts = <0 7 2>; /* PA7 IRQ_TYPE_EDGE_FALLING */
clocks = <&can0_osc_fixed>;
status = "okay";
};
};
};
};
Pins:
https://forum.mysensors.org/uploads/files/1483990620622-orange-pi-zero-description.jpg
cat /etc/armbian-release
BOARD=orangepizero
BOARD_NAME="Orange Pi Zero"
BOARDFAMILY=sun8i
BUILD_REPOSITORY_URL=https://github.com/armbian/build
BUILD_REPOSITORY_COMMIT=e6fa811d-dirty
DISTRIBUTION_CODENAME=buster
DISTRIBUTION_STATUS=supported
VERSION=20.08.1
LINUXFAMILY=sunxi
BRANCH=current
ARCH=arm
IMAGE_TYPE=stable
BOARD_TYPE=conf
INITRD_ARCH=arm
KERNEL_IMAGE_TYPE=Image
ip -s -d link show can0
3: can0: <NOARP,ECHO> mtu 16 qdisc noop state DOWN mode DEFAULT group default qlen 10
link/can promiscuity 0 minmtu 0 maxmtu 0
can state STOPPED restart-ms 0
mcp251x: tseg1 3..16 tseg2 2..8 sjw 1..4 brp 1..64 brp-inc 1
clock 4000000
re-started bus-errors arbit-lost error-warn error-pass bus-off
0 0 0 0 0 0 numtxqueues 1 numrxqueues 1 gso_max_size 65536 gso_max_segs 65535
RX: bytes packets errors dropped overrun mcast
0 0 0 0 0 0
TX: bytes packets errors dropped carrier collsns
0 0 0 0 0 0
After command sudo ip link set can0 up type can bitrate 125000:
new conn to ssh - no
sudo -s - no
netstat - no
but new windows in tmux - working
