openwrt/target/linux/rockchip/image/default.bootscript
Tianling Shen 609deedd87 rockchip: fix set default serial_{addr,port} in boot script
On some SoCs like RK3399, U-Boot no longer export the serial
address in $stdout variable, it has been changed to something like
`stdout=serial,vidconsole` since video supported was added. So
detect $soc variable instead, this also makes the script more clear.

Addtional note: rk3566 is reported as rk3568, rk3582 is reported as
rk3588 in $soc.

Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>
Link: https://github.com/openwrt/openwrt/pull/21610
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2026-01-21 23:56:42 +01:00

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part uuid ${devtype} ${devnum}:2 uuid
if test $soc = 'rk3308'; then
serial_addr=',0xff0c0000'; serial_port='ttyS2';
elif test $soc = 'rk3328'; then
serial_addr=',0xff130000'; serial_port='ttyS2';
elif test $soc = 'rk3399'; then
serial_addr=',0xff1a0000'; serial_port='ttyS2';
elif test $soc = 'rk3528'; then
serial_addr=',0xff9f0000'; serial_port='ttyS0';
elif test $soc = 'rk3568'; then
serial_addr=',0xfe660000'; serial_port='ttyS2';
elif test $soc = 'rk3576'; then
serial_addr=',0x2ad40000'; serial_port='ttyS0';
elif test $soc = 'rk3588'; then
serial_addr=',0xfeb50000'; serial_port='ttyS2';
fi
setenv bootargs "console=${serial_port},1500000 earlycon=uart8250,mmio32${serial_addr} root=PARTUUID=${uuid} rw rootwait";
load ${devtype} ${devnum}:1 ${kernel_addr_r} kernel.img
bootm ${kernel_addr_r}