Re: [PATCH] soc: fsl: qe: properly scan GPIO nodes at startup

Krzysztof Kozlowski <[email protected]> Thu, 30 Jul 2026 14:15:50 +0200
Newsgroups org.ozlabs.lists.linuxppc-dev,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
On 30/07/2026 14:14, Christophe Leroy (CS GROUP) wrote:
>> Well, depends. Is it a documented ABI?
> 
> In Documentation/devicetree/bindings/soc/fsl/cpm_qe/qe/par_io.txt:
> 
> Required properties:
> - device_type : should be "par_io".
> - reg : offset to the register set and its length.
> - num-ports : number of Parallel I/O ports
> 
> Example:
> par_io@1400 {
> 	reg = <1400 100>;
> 	#address-cells = <1>;
> 	#size-cells = <0>;
> 	device_type = "par_io";
> 	num-ports = <7>;
> 	ucc_pin@1 {
> 		......
> 	};
> 
> Is it OK ?

Yes, this is fine.

Best regards,
Krzysztof