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SubjectRe: [PATCH RFC 05/14] dt-bindings/interrupt-controller: pdc: add SPI config register
On Thu, Aug 29, 2019 at 8:47 PM Lina Iyer <ilina@codeaurora.org> wrote:

> +- qcom,scm-spi-cfg:
> + Usage: optional
> + Value type: <bool>
> + Definition: Specifies if the SPI configuration registers have to be
> + written from the firmware.
> +
> Example:
>
> pdc: interrupt-controller@b220000 {
> compatible = "qcom,sdm845-pdc";
> - reg = <0xb220000 0x30000>;
> + reg = <0xb220000 0x30000>, <0x179900f0 0x60>;
> qcom,pdc-ranges = <0 512 94>, <94 641 15>, <115 662 7>;
> #interrupt-cells = <2>;
> interrupt-parent = <&intc>;
> interrupt-controller;
> + qcom,scm-spi-cfg;

You can probably drop this bool if you just give names to the registers.

Like
reg = <0xb220000 0x30000>, <0x179900f0 0x60>;
reg-names = "gic", "pdc";

Then jus check explicitly for a "pdc" register and in that case
initialize the PDC.

Yours,
Linus Walleij

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