[PATCH v2 14/22] arm64: dts: ti: k3-am62a-wakeup: Add R5F device node

Markus Schneider-Pargmann msp at baylibre.com
Fri Jun 13 15:19:34 CEST 2025


From: Devarsh Thakkar <devarsht at ti.com>

AM62A SoCs have a single R5F core in wakeup domain. This core is
also used as a device manager for the SoC.

Signed-off-by: Devarsh Thakkar <devarsht at ti.com>
Signed-off-by: Hari Nagalla <hnagalla at ti.com>
Signed-off-by: Judith Mendez <jm at ti.com>
Tested-by: Daniel Schultz <d.schultz at phytec.de>
Acked-by: Andrew Davis <afd at ti.com>
Link: https://lore.kernel.org/r/20250502220325.3230653-5-jm@ti.com
Signed-off-by: Nishanth Menon <nm at ti.com>

[ upstream commit: f0623719c2a612cbb9d5927fc5ffef9b54a12fb7 ]

(cherry picked from commit 87d1a5e90b69c4d995561fe9c1e077bad5db7416)
---
 dts/upstream/src/arm64/ti/k3-am62a-wakeup.dtsi | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/dts/upstream/src/arm64/ti/k3-am62a-wakeup.dtsi b/dts/upstream/src/arm64/ti/k3-am62a-wakeup.dtsi
index b2c8f5351743857a54385178cce5c82a961917e3..259ae6ebbfb5ac5f83cc2c159c779ecaf9f96dcf 100644
--- a/dts/upstream/src/arm64/ti/k3-am62a-wakeup.dtsi
+++ b/dts/upstream/src/arm64/ti/k3-am62a-wakeup.dtsi
@@ -103,6 +103,31 @@
 		status = "reserved";
 	};
 
+	wkup_r5fss0: r5fss at 78000000 {
+		compatible = "ti,am62-r5fss";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0x78000000 0x00 0x78000000 0x8000>,
+			 <0x78100000 0x00 0x78100000 0x8000>;
+		power-domains = <&k3_pds 119 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+
+		wkup_r5fss0_core0: r5f at 78000000 {
+			compatible = "ti,am62-r5f";
+			reg = <0x78000000 0x00008000>,
+			      <0x78100000 0x00008000>;
+			reg-names = "atcm", "btcm";
+			resets = <&k3_reset 121 1>;
+			firmware-name = "am62a-wkup-r5f0_0-fw";
+			ti,atcm-enable = <1>;
+			ti,btcm-enable = <1>;
+			ti,loczrama = <1>;
+			ti,sci = <&dmsc>;
+			ti,sci-dev-id = <121>;
+			ti,sci-proc-ids = <0x01 0xff>;
+		};
+	};
+
 	wkup_vtm0: temperature-sensor at b00000 {
 		compatible = "ti,j7200-vtm";
 		reg = <0x00 0xb00000 0x00 0x400>,

-- 
2.49.0



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