[PATCH] arm64: dts: rockchip: Add devicetree for the ROC-RK3588-RT

[Kaison Deng]

Hi,

On Fri, 2025-09-05 at 20:50 -0500, Jimmy Hon wrote:
> On Fri, Sep 5, 2025 at 9:32 AM Kaison Deng <dkx at t-chip.com.cn> wrote:
> > The Firefly ROC-RK3588-RT is RK3588 based SBC featuring:
> >
> > - TF card slot
> > - NVME 2242 socket
> Could you update the commit description to match device tree. It
> looks
> like the M.2 2242 socket is configured as a SATA (i.e. "sata2")
> instead of NVME.
>
> Is the M.2 slot also wired for NVME operation? If so, will you be
> providing a DT overlay to use it in that mode?
>
> https://wiki.t-firefly.com/en/ROC-RK3588-RT/usage_sata.html#software-configuration
>
The default is sata, I will update the commit description to match the device tree.

> > - 1x USB 3.0 Port, 1x USB 2.0 Port, 1x Typec Port
> > - 1x HDMI 2.1 out, 1x HDMI 2.0 out
> > - 2x Gigabit Ethernet, 1x 2.5G Ethernet
> > - M.2 E-KEY for Extended WiFI and Bluetoolh
> > - ES8388 on-board sound codec - jack in/out
> > - RTC
> > - LED: WORK, DIY
> > - BTB connector for PCie, UART, USB, CAN, SARADC, GPIO
> >
> > Signed-off-by: Kaison Deng <dkx at t-chip.com.cn>
> > ---
> >  arch/arm64/boot/dts/rockchip/Makefile         |    1 +
> >  .../arm64/boot/dts/rockchip/rk3588-roc-rt.dts | 1120
> > +++++++++++++++++
> >  2 files changed, 1121 insertions(+)
> >  create mode 100644 arch/arm64/boot/dts/rockchip/rk3588-roc-rt.dts
> >
> > diff --git a/arch/arm64/boot/dts/rockchip/Makefile
> > b/arch/arm64/boot/dts/rockchip/Makefile
> > index 9d56d4146b20..ad684e3831bc 100644
> > --- a/arch/arm64/boot/dts/rockchip/Makefile
> > +++ b/arch/arm64/boot/dts/rockchip/Makefile
> > @@ -181,6 +181,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-orangepi-
> > 5-max.dtb
> >  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-orangepi-5-plus.dtb
> >  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-orangepi-5-ultra.dtb
> >  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-quartzpro64.dtb
> > +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-roc-rt.dtb
> >  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-rock-5-itx.dtb
> >  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-rock-5b.dtb
> >  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-rock-5b-pcie-ep.dtbo
> > diff --git a/arch/arm64/boot/dts/rockchip/rk3588-roc-rt.dts
> > b/arch/arm64/boot/dts/rockchip/rk3588-roc-rt.dts
> > new file mode 100644
> > index 000000000000..1d50009d3153
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/rockchip/rk3588-roc-rt.dts
>
> [snip]
>
> > +
> > +&hdmi0 {
> > +       status = "okay";
> > +};
> > +
> > +&hdmi0_in {
> > +       hdmi0_in_vp0: endpoint {
> > +               remote-endpoint = <&vp0_out_hdmi0>;
> > +       };
> > +};
> > +
> > +&hdmi0_out {
> > +       hdmi0_out_con: endpoint {
> > +               remote-endpoint = <&hdmi0_con_in>;
> > +       };
> > +};
> Does the board support hdmi0_sound and hdmi1_sound (and the
> corresponding i2s5_8ch and i2s6_8ch)?
>
Thanks to remind, the board support hdmi0_sound and hdmi1_sound, I'll add them.

> > +
> > +&hdmi1 {
> > +       status = "okay";
> > +};
>
> [snip]
>
> > +
> > +&sdhci {
> > +       bus-width = <8>;
> > +       no-sdio;
> > +       no-sd;
> > +       non-removable;
> > +       max-frequency = <200000000>;
> > +       mmc-hs400-1_8v;
> > +       mmc-hs400-enhanced-strobe;
> These properties should be in alphabetical order.
>
I will adjust the attributes to arrange them in alphabetical order.

> > +       status = "okay";
> > +};
> > +
> > +&sdmmc {
> > +       bus-width = <4>;
> > +       cap-sd-highspeed;
> > +       disable-wp;
> > +       max-frequency = <150000000>;
> > +       no-sdio;
> > +       no-mmc;
> > +       sd-uhs-sdr104;
> > +       vmmc-supply = <&vcc3v3_sd_s0>;
> > +       vqmmc-supply = <&vccio_sd_s0>;
> > +       status = "okay";
> > +};
>
> Jimmy
>

Kaison