Re: [PATCH v3 3/6] dt-bindings: bus: add STM32 System Bus

Jonathan Cameron
2023-01-28T15:34:50Z

On Fri, 27 Jan 2023 17:40:37 +0100
Gatien Chevallier <gatien.chevallier@foss.st.com> wrote:

> Document STM32 System Bus. This bus is intended to control firewall
> access for the peripherals connected to it.
>
> Signed-off-by: Gatien Chevallier <gatien.chevallier@foss.st.com>
> Signed-off-by: Loic PALLARDY <loic.pallardy@st.com>
Trivial comment on formatting.

> +
> +examples:
> + - |
> + // In this example, the rng1 device refers to etzpc as its domain controller.
> + // Same goes for fmc.
> + // Access rights are verified before creating devices.
> +
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + #include <dt-bindings/clock/stm32mp1-clks.h>
> + #include <dt-bindings/reset/stm32mp1-resets.h>
> +
> + etzpc: bus@5c007000 {
> + compatible = "st,stm32mp15-sys-bus";
> + reg = <0x5c007000 0x400>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> + feature-domain-controller;
> + #feature-domain-cells = <1>;
> +
> + rng1: rng@54003000 {

Odd mixture of 4 spacing and 2 spacing in this example.
I'd suggest one or the other (slight preference for 4 space indents).

> + compatible = "st,stm32-rng";
> + reg = <0x54003000 0x400>;
> + clocks = <&rcc RNG1_K>;
> + resets = <&rcc RNG1_R>;
> + feature-domains = <&etzpc 7>;
> + status = "disabled";
> + };