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[v5,1/2] arm64: dts: ti: k3-j722s-main: Add R5F and C7x remote processor nodes

Message ID 20240830161742.925145-2-b-padhi@ti.com (mailing list archive)
State New, archived
Headers show
Series Add Remoteproc Support for TI's J722S SoCs | expand

Commit Message

Beleswar Prasad Padhi Aug. 30, 2024, 4:17 p.m. UTC 
From: Apurva Nandan <a-nandan@ti.com>

The K3 J722S SoCs have one single-core Arm Cortex-R5F processor in each
of the WAKEUP, MCU and MAIN voltage domain, and two C71x DSP subsystems
in MAIN voltage domain. Add the DT nodes to support Inter-Processor
Communication.

Signed-off-by: Apurva Nandan <a-nandan@ti.com>
[ refactoring changes to k3-j722s-main.dtsi ]
Signed-off-by: Beleswar Padhi <b-padhi@ti.com>
Reviewed-by: Udit Kumar <u-kumar1@ti.com>
Reviewed-by: Andrew Davis <afd@ti.com>
---
v5: Changelog:
1) Collected Reviewed-by tags from Udit and Andrew given in v4 revision
of this patch.

Link to v4:
https://lore.kernel.org/all/20240829060932.3441295-2-b-padhi@ti.com/

v4: Changelog:
1) Put standard properties (resets, firmware-name) before vendor
specific properties in added DT Nodes. (Nishanth)

Link to v3:
https://lore.kernel.org/all/20240828112713.2668526-2-b-padhi@ti.com/

v3: Changelog:
1) None to this patch.

Link to v2:
https://lore.kernel.org/all/20240612112259.1131653-2-b-padhi@ti.com/

v2: Changelog:
1) Refactored changes from k3-j722s.dtsi to k3-j722s-main.dtsi. (Andrew)

Link to v1:
https://lore.kernel.org/all/20240607090433.488454-2-b-padhi@ti.com/

 arch/arm64/boot/dts/ti/k3-j722s-main.dtsi | 61 +++++++++++++++++++++++
 1 file changed, 61 insertions(+)
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Patch

diff --git a/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi b/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi
index cadb4f7c2ea9..ed6f4ba08afc 100644
--- a/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi
@@ -153,6 +153,67 @@  usb1: usb@31200000{
 			dr_mode = "otg";
 		};
 	};
+
+	main_r5fss0: r5fss@78400000 {
+		compatible = "ti,am62-r5fss";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0x78400000 0x00 0x78400000 0x8000>,
+			 <0x78500000 0x00 0x78500000 0x8000>;
+		power-domains = <&k3_pds 261 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+
+		main_r5fss0_core0: r5f@78400000 {
+			compatible = "ti,am62-r5f";
+			reg = <0x78400000 0x00008000>,
+			      <0x78500000 0x00008000>;
+			reg-names = "atcm", "btcm";
+			resets = <&k3_reset 262 1>;
+			firmware-name = "j722s-main-r5f0_0-fw";
+			ti,sci = <&dmsc>;
+			ti,sci-dev-id = <262>;
+			ti,sci-proc-ids = <0x04 0xff>;
+			ti,atcm-enable = <1>;
+			ti,btcm-enable = <1>;
+			ti,loczrama = <1>;
+		};
+	};
+
+	c7x_0: dsp@7e000000 {
+		compatible = "ti,am62a-c7xv-dsp";
+		reg = <0x00 0x7e000000 0x00 0x00200000>;
+		reg-names = "l2sram";
+		resets = <&k3_reset 208 1>;
+		firmware-name = "j722s-c71_0-fw";
+		ti,sci = <&dmsc>;
+		ti,sci-dev-id = <208>;
+		ti,sci-proc-ids = <0x30 0xff>;
+		status = "disabled";
+	};
+
+	c7x_1: dsp@7e200000 {
+		compatible = "ti,am62a-c7xv-dsp";
+		reg = <0x00 0x7e200000 0x00 0x00200000>;
+		reg-names = "l2sram";
+		resets = <&k3_reset 268 1>;
+		firmware-name = "j722s-c71_1-fw";
+		ti,sci = <&dmsc>;
+		ti,sci-dev-id = <268>;
+		ti,sci-proc-ids = <0x31 0xff>;
+		status = "disabled";
+	};
+};
+
+/* MCU domain overrides */
+
+&mcu_r5fss0_core0 {
+	firmware-name = "j722s-mcu-r5f0_0-fw";
+};
+
+/* Wakeup domain overrides */
+
+&wkup_r5fss0_core0 {
+	firmware-name = "j722s-wkup-r5f0_0-fw";
 };
 
 &main_conf {