[PATCH v6 3/3] arm64: dts: rockchip: add dts for Ariaboard Photonicat RK3568
Dragan Simic
dsimic at manjaro.org
Sun Jan 12 00:47:08 PST 2025
Hello Junhao,
On 2025-01-12 08:33, Junhao Xie wrote:
> Add dts for Ariaboard Photonicat RK3568.
>
> Working IO:
> Debug UART
> SDIO QCA9377 WiFi and Bluetooth
> M.2 E-Key PCIe WiFi and Bluetooth
> M.2 B-Key USB Modem WWAN
> Ethernet WAN Port
> MicroSD Card slot
> eMMC
> HDMI Output
> Mali GPU
> USB Type-A
>
> Not working IO:
> Ethernet LAN Port (Lack of SGMII support)
> Power management MCU on UART4 (Driver pending)
>
> Not working IO in MCU:
> Battery voltage sensor
> Board temperature sensor
> Hardware Power-off
> Hardware Watchdog
> Network status LED
> Real-time clock
> USB Charger voltage sensor
>
> About onboard power management MCU:
> A heartbeat must be sent to the MCU within 60 seconds,
> otherwise the MCU will restart the system.
> When powering off, a shutdown command needs to be sent to the MCU.
> When the power button is long pressed, the MCU will send a shutdown
> command to the system. If system does not shutdown within 60
> seconds,
> the power will be turned off directly.
> MCU only provides voltage for charger and battery.
> Manufacturer removed RK8xx PMIC.
Unless the design of the board is proprietary, it would be good
to provide a link to the board schematic, for those interested
in verifying the board DT file.
As a note, I already tried to find the board schematic with no
success, so the design might be proprietary.
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