[PATCH] arm64: dts: ti: k3-am62p-j722s: add rng node

Michael Walle
2025-03-13T14:42:06Z

Add the node for the random number generator inside the crypto module.

Signed-off-by: Michael Walle <mwalle@kernel.org>
---
This was tested on a J722S/AM67A. Also, according to the TRM this is the
MCU instance of the SA3UL. But it's defined in -main.dtsi. Is this
correct?
---
arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
index 6e3beb5c2e01..e868e006318e 100644
--- a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
@@ -227,9 +227,17 @@ crypto: crypto@40900000 {
reg = <0x00 0x40900000 0x00 0x1200>;
#address-cells = <2>;
#size-cells = <2>;
+ ranges = <0x00 0x40900000 0x00 0x40900000 0x00 0x30000>;
+
dmas = <&main_pktdma 0xf501 0>, <&main_pktdma 0x7506 0>,
<&main_pktdma 0x7507 0>;
dma-names = "tx", "rx1", "rx2";
+
+ rng: rng@40910000 {
+ compatible = "inside-secure,safexcel-eip76";
+ reg = <0x00 0x40910000 0x0 0x7d>;
+ interrupts = <GIC_SPI 129 IRQ_TYPE_LEVEL_HIGH>;
+ };
};

secure_proxy_sa3: mailbox@43600000 {
--
2.39.5