Hi Ulli,

Sorry for the late reply, but thanks for testing!
I have sent a v3 of this patch, please reply to that mail
with your reviewed-by or tested-by tag if you'd like them
to be included.

Am 21.06.2024 um 00:07 schrieb Ulli Kehrle:

Sebastian Kropatsch <[email protected]> writes:
The R6S is very similar to the R6C, the major difference being that
instead of the M.2 NVMe socket on the R6C, the R6S has a second RTL8125BG
Ethernet chip, which uses the same PCIe lanes that the R6C uses for its
M.2 socket. Other minor differences include:
- 12-pin GPIO FPC instead of 30-pin header
- IR receiver (pwm-based)
- 5V fan connector
Other than that, they are the same, which is why the difference in
U-Boot is only the missing NVME config option in the R6S defconfig.

Please note that I was not able to test this device. I only chose to
add it due to it being a very similar implementation to the R6C, like the
NanoPi R5C and R5S are similar. It should however boot just fine and even
both RTL8125 Ethernet ports should work in U-Boot since RTL8125 is the
same chip used in the R6C, using the rtl8169 driver.

Hi Sebastian,

it looks like you forgot to include the hunk that includes the board
config board/friendlyelec/nanopi-r6s-rk3588s/Kconfig into
rk3588/Kconfig.

Yes indeed, thanks for catching this oversight! This is fixed in v3.

diff --git a/arch/arm/mach-rockchip/rk3588/Kconfig 
b/arch/arm/mach-rockchip/rk3588/Kconfig
index a9e400861a3..051d50e26f6 100644
--- a/arch/arm/mach-rockchip/rk3588/Kconfig
+++ b/arch/arm/mach-rockchip/rk3588/Kconfig
@@ -257,6 +257,7 @@ config TEXT_BASE
  source "board/edgeble/neural-compute-module-6/Kconfig"
  source "board/friendlyelec/nanopc-t6-rk3588/Kconfig"
  source "board/friendlyelec/nanopi-r6c-rk3588s/Kconfig"
+source "board/friendlyelec/nanopi-r6s-rk3588s/Kconfig"
  source "board/indiedroid/nova/Kconfig"
  source "board/pine64/quartzpro64-rk3588/Kconfig"
  source "board/turing/turing-rk1-rk3588/Kconfig"

Other than that, this appears to work great on my Nanopi R6S (with the
device tree from linux-6.9), including all three network interfaces, but
no working status leds for the rtl8169 ports.

Yes, I have noticed that too. Maybe this is a bug in the rtl8169 driver
from u-boot? Or maybe this can be fixed in the devicetree? Not sure.

I have also noticed the
minor inconvenience that only the first two interfaces are initialized
with nonzero MAC addresses (because rockchip_setup_macaddr is hardcoded
for two interfaces?):

=> pci enum
=> net list
eth0 : ethernet@fe1c0000 7a:d9:6d:ad:cb:26 active
eth1 : eth_rtl8169 7a:d9:6d:ad:cb:27
eth2 : eth_rtl8169 00:00:00:00:00:00

I don't think this is a huge deal as it works fine when manually setting
a MAC address and other boards with three or more interfaces (like the
NanoPi R5S) also behave that way. What do you think?

Maybe this is a similar issue to this:
https://lore.kernel.org/u-boot/capderoxsn03ykl3d-tccfqqa6vde7p4t2gmwqq80vnlqjw+...@mail.gmail.com/T/

Solving this issue is beyond my current abilities unfortunately.

Cheers,
Sebastian

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