Re: [PATCH v9 0/9] ADF41513/ADF41510 PLL frequency synthesizers

From: Jonathan Cameron

Date: Sun Mar 22 2026 - 07:33:50 EST


On Fri, 20 Mar 2026 16:27:25 +0000
Rodrigo Alencar via B4 Relay <devnull+rodrigo.alencar.analog.com@xxxxxxxxxx> wrote:

> This patch series adds support for the Analog Devices ADF41513 and ADF41510
> ultralow noise PLL frequency synthesizers. These devices are designed for
> implementing local oscillators (LOs) in high-frequency applications.
> The ADF41513 covers frequencies from 1 GHz to 26.5 GHz, while the ADF41510
> operates from 1 GHz to 10 GHz.
>
> Key features supported by this driver:
> - Integer-N and fractional-N operation modes
> - High maximum PFD frequency (250 MHz integer-N, 125 MHz fractional-N)
> - 25-bit fixed modulus or 49-bit variable modulus fractional modes
> - Digital lock detect functionality
> - Phase resync capability for consistent output phase
> - Load Enable vs Reference signal syncronization
>
> The series includes:
> 1. PLL driver implementation
> 2. Device tree bindings documentation
> 3. IIO ABI documentation
>
> Signed-off-by: Rodrigo Alencar <rodrigo.alencar@xxxxxxxxxx>
> ---
> Changes in v9:
> - Expose simple_strntoull() in a safer prototype instead of new kstrntoull()
I'm leaving this part to the experts. Other than that aspect, I took
another look through the driver and all looks good to me.

Thanks,

Jonathan