Thread (17 messages) 17 messages, 6 authors, 2025-09-18
STALE297d

[PATCH 4/4] ARM: dts: microchip: add I3C controller

From: Durai Manickam KR <hidden>
Date: 2025-09-09 11:14:34
Also in: linux-i3c, lkml
Subsystem: arm/microchip (at91) soc support, the rest · Maintainers: Nicolas Ferre, Alexandre Belloni, Claudiu Beznea, Linus Torvalds

Add microchip I3C HCI master controller for sama7d65 SoC.

Signed-off-by: Durai Manickam KR <redacted>
---
 arch/arm/boot/dts/microchip/sama7d65.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)
diff --git a/arch/arm/boot/dts/microchip/sama7d65.dtsi b/arch/arm/boot/dts/microchip/sama7d65.dtsi
index c191acc2c89f..fbc80924daab 100644
--- a/arch/arm/boot/dts/microchip/sama7d65.dtsi
+++ b/arch/arm/boot/dts/microchip/sama7d65.dtsi
@@ -721,5 +721,17 @@ gic: interrupt-controller@e8c11000 {
 			#address-cells = <0>;
 			interrupt-controller;
 		};
+
+		i3c: i3c@e9000000 {
+			compatible = "microchip,sama7d65-i3c-hci";
+			reg = <0xe9000000 0x300>;
+			interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&pmc PMC_TYPE_PERIPHERAL 105>, <&pmc PMC_TYPE_GCK 105>;
+			clock-names = "pclk", "gclk";
+			assigned-clocks = <&pmc PMC_TYPE_GCK 105>;
+			assigned-clock-parents = <&pmc PMC_TYPE_CORE PMC_ETHPLL>;
+			assigned-clock-rates = <125000000>;
+			status = "disabled";
+		};
 	};
 };
-- 
2.34.1
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