diff mbox series

[10/10] ARM: dts: stm32: add RNG node for STM32MP13x platforms

Message ID 20230908165120.730867-11-gatien.chevallier@foss.st.com (mailing list archive)
State New, archived
Headers show
Series hwrng: stm32: support STM32MP13x platforms | expand

Commit Message

Gatien CHEVALLIER Sept. 8, 2023, 4:51 p.m. UTC 
The RNG on STM32MP13 offers upgrades like customization of its
configuration and the conditional reset.

The hardware RNG should be managed in the secure world for but it
is supported on Linux. Therefore, is it not default enabled.

Signed-off-by: Gatien Chevallier <gatien.chevallier@foss.st.com>
---
 arch/arm/boot/dts/st/stm32mp131.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/st/stm32mp131.dtsi b/arch/arm/boot/dts/st/stm32mp131.dtsi
index ac90fcbf0c09..39db82b782eb 100644
--- a/arch/arm/boot/dts/st/stm32mp131.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp131.dtsi
@@ -1220,6 +1220,14 @@  mdma: dma-controller@58000000 {
 			dma-requests = <48>;
 		};
 
+		rng: rng@54004000 {
+			compatible = "st,stm32mp13-rng";
+			reg = <0x54004000 0x400>;
+			clocks = <&rcc RNG1_K>;
+			resets = <&rcc RNG1_R>;
+			status = "disabled";
+		};
+
 		fmc: memory-controller@58002000 {
 			compatible = "st,stm32mp1-fmc2-ebi";
 			reg = <0x58002000 0x1000>;