[PATCH 3/5] arm64: dts: ti: k3-j721s2: Add chipid node to wkup_conf bus

Andrew Davis afd at ti.com
Fri Nov 17 06:09:08 PST 2023


Like in other K3 SoCs the chipid register is inside the wakeup
configuration space. Move the chipid node under a new bus to
better represent this topology and match other similar SoCs.

Signed-off-by: Andrew Davis <afd at ti.com>
---
 arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
index 7254f3bd3634d..d9e2cab8a8c59 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
@@ -34,9 +34,16 @@ k3_reset: reset-controller {
 		};
 	};
 
-	chipid at 43000014 {
-		compatible = "ti,am654-chipid";
-		reg = <0x00 0x43000014 0x00 0x4>;
+	wkup_conf: bus at 43000000 {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0x0 0x00 0x43000000 0x20000>;
+
+		chipid: chipid at 14 {
+			compatible = "ti,am654-chipid";
+			reg = <0x14 0x4>;
+		};
 	};
 
 	secure_proxy_sa3: mailbox at 43600000 {
-- 
2.39.2




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