linux-kernel - Re: [PATCH v4 0/6] arm64: dts: rockchip: Add ROCK 2A/2F, Sige1 and NanoPi Zero2

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Message-ID: <6cf1cf2d-50cb-413d-93c6-79ecd6b0788e@kwiboo.se>
Date: Tue, 26 Aug 2025 10:31:07 +0200
From: Jonas Karlman <jonas@...boo.se>
To: Heiko Stuebner <heiko@...ech.de>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Yao Zi <ziyao@...root.org>,
 Chukun Pan <amadeus@....edu.cn>,
 Nicolas Frattaroli <nicolas.frattaroli@...labora.com>,
 linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 0/6] arm64: dts: rockchip: Add ROCK 2A/2F, Sige1 and
 NanoPi Zero2

Hi Heiko,

On 7/17/2025 12:37 PM, Jonas Karlman wrote:
> This series adds dt-bindings and initial device tree for the following
> Rockchip RK3528A boards:
> - Radxa ROCK 2A/2F
> - ArmSoM Sige1
> - FriendlyElec NanoPi Zero2
> 
> The bt/wifi_reg_on pins are described in the device tree using
> rfkill-gpio nodes.
> 
> Changes in v4:
> - Remove disable-wp prop from sdio0
> - Collect r-b and t-b tags
> 
> Changes in v3:
> - Rename led nodes to led-0/led-1
> - Remove pinctrl* props from sdio0
> - Collect a-b tags
> 
> Changes in v2:
> - Limit sdmmc max-frequency to 100 MHz on ROCK 2A/2F
> - Drop clock-output-names prop from rtc node on Sige1 and NanoPi Zero2
> - Drop regulator-boot-on from usb 2.0 host regulators on Sige1
> - Add bluetooth and wifi nodes on Sige1
> - Collect t-b tag for NanoPi Zero2
> 
> These boards can be booted from emmc or sd-card using the U-Boot 2025.07
> generic-rk3528 target or work-in-progress patches for these boards [1].
> 
> For working bluetooth on ArmSoM Sige1 the patch "arm64: dts: rockchip:
> Fix UART DMA support for RK3528" [2] is required.
> 
> [1] https://source.denx.de/u-boot/contributors/kwiboo/u-boot/-/commits/rk3528
> [2] https://lore.kernel.org/r/20250709210831.3170458-1-jonas@kwiboo.se
> 
> Jonas Karlman (6):
>   dt-bindings: arm: rockchip: Add Radxa ROCK 2A/2F
>   arm64: dts: rockchip: Add Radxa ROCK 2A/2F
>   dt-bindings: arm: rockchip: Add ArmSoM Sige1
>   arm64: dts: rockchip: Add ArmSoM Sige1
>   dt-bindings: arm: rockchip: Add FriendlyElec NanoPi Zero2
>   arm64: dts: rockchip: Add FriendlyElec NanoPi Zero2
> 
>  .../devicetree/bindings/arm/rockchip.yaml     |  17 +
>  arch/arm64/boot/dts/rockchip/Makefile         |   4 +
>  .../boot/dts/rockchip/rk3528-armsom-sige1.dts | 464 ++++++++++++++++++
>  .../boot/dts/rockchip/rk3528-nanopi-zero2.dts | 340 +++++++++++++
>  .../boot/dts/rockchip/rk3528-rock-2.dtsi      | 293 +++++++++++
>  .../boot/dts/rockchip/rk3528-rock-2a.dts      |  82 ++++
>  .../boot/dts/rockchip/rk3528-rock-2f.dts      |  10 +
>  7 files changed, 1210 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/rockchip/rk3528-armsom-sige1.dts
>  create mode 100644 arch/arm64/boot/dts/rockchip/rk3528-nanopi-zero2.dts
>  create mode 100644 arch/arm64/boot/dts/rockchip/rk3528-rock-2.dtsi
>  create mode 100644 arch/arm64/boot/dts/rockchip/rk3528-rock-2a.dts
>  create mode 100644 arch/arm64/boot/dts/rockchip/rk3528-rock-2f.dts

Any thoughts on this series? Rebased patches for a possible re-send v5
contained no changes compared to this v4.

I would like to send a v2 on the follow up "rockchip: Add USB 2.0
support for RK3528" [3] series and was unsure about the state of this
series before sending that.

[3] https://lore.kernel.org/r/20250723122323.2344916-1-jonas@kwiboo.se

Regards,
Jonas