Re: [PATCH v4 2/2] arm64: dts: axiado: Add initial support for AX3005 SoC and eval board

From: Krzysztof Kozlowski

Date: Wed Aug 26 2026 - 06:23:57 EST


On 26/08/2026 12:10, Swark Yang wrote:
> Add initial device tree support for the AX3005 SoC and its evaluation
> board. The AX3005 is a multi-core SoC featuring 4 Cortex-A53 cores, and
> this adds the CPUs, timer, GPIO, UART, I2C, I3C, SPI and USB
> controllers.
>
> Note that all secondary CPUs share a single cpu-release-addr for SMP
> bring-up per the AX3005 platform specification.
>
> The AX3005 groups its low-speed controllers into four Slow Peripheral
> (SP) blocks (SP0-SP3), each exposing its own I2C/I3C, SPI and UART
> instances. The controllers are numbered by their per-SP hardware
> instance ID, so the i2cN/spiN/uartN labels and their aliases are
> intentionally non-contiguous and do not increase monotonically with
> the register address.
>
> Signed-off-by: Swark Yang <syang@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/axiado/Makefile | 1 +
> arch/arm64/boot/dts/axiado/ax3005-evk.dts | 327 ++++++++++++
> arch/arm64/boot/dts/axiado/ax3005.dtsi | 844 ++++++++++++++++++++++++++++++
> 3 files changed, 1172 insertions(+)

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxxxxx>

Best regards,
Krzysztof