Thread (32 messages) 32 messages, 6 authors, 2025-07-22
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[PATCH v2 04/16] arm64: dts: st: set rcc as an access-controller

From: Clément Le Goffic <hidden>
Date: 2025-07-11 14:51:41
Also in: linux-clk, linux-devicetree, linux-doc, linux-perf-users, lkml
Subsystem: arm/stm32 architecture, the rest · Maintainers: Maxime Coquelin, Alexandre Torgue, Linus Torvalds

RCC now implements firewall access ops to check the access to
resources. Allow client nodes to query the RCC with one firewall ID.

Signed-off-by: Clément Le Goffic <redacted>
---
 arch/arm64/boot/dts/st/stm32mp251.dtsi | 1 +
 1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
index 8d87865850a7..0683c2d5cb6f 100644
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -1153,6 +1153,7 @@ rcc: clock-controller@44200000 {
 			reg = <0x44200000 0x10000>;
 			#clock-cells = <1>;
 			#reset-cells = <1>;
+			#access-controller-cells = <1>;
 			clocks = <&scmi_clk CK_SCMI_HSE>,
 				<&scmi_clk CK_SCMI_HSI>,
 				<&scmi_clk CK_SCMI_MSI>,
-- 
2.43.0

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