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"; + };