RIFSC is a firewall controller. Add "st,stm32mp25-rifsc" compatible and reference RIFSC as an access-control-provider. Keep "simple-bus" compatible backward compatibility. Signed-off-by: Gatien Chevallier <gatien.chevallier@xxxxxxxxxxx> --- Changes in V8: - Keep "simple-bus" compatible Changes in V6: - Renamed access-controller to access-controllers - Removal of access-control-provider property Changes in V5: - Renamed feature-domain* to access-control* Changes in V2: - Fix rifsc node name - Move the "ranges" property under the "feature-domains" one arch/arm64/boot/dts/st/stm32mp251.dtsi | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi index 124403f5f1f4..3b0d6dced81f 100644 --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi @@ -111,11 +111,12 @@ soc@0 { interrupt-parent = <&intc>; ranges = <0x0 0x0 0x0 0x80000000>; - rifsc: rifsc-bus@42080000 { - compatible = "simple-bus"; + rifsc: bus@42080000 { + compatible = "st,stm32mp25-rifsc", "simple-bus"; reg = <0x42080000 0x1000>; #address-cells = <1>; #size-cells = <1>; + #access-controller-cells = <1>; ranges; usart2: serial@400e0000 { @@ -123,6 +124,7 @@ usart2: serial@400e0000 { reg = <0x400e0000 0x400>; interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ck_flexgen_08>; + access-controllers = <&rifsc 32>; status = "disabled"; }; @@ -136,6 +138,7 @@ sdmmc1: mmc@48220000 { cap-sd-highspeed; cap-mmc-highspeed; max-frequency = <120000000>; + access-controllers = <&rifsc 92>; status = "disabled"; }; }; -- 2.25.1