linux-kernel - [PATCH RFC 1/3] arm64: dts: ti: k3-am65-main: Add ICSSG IEP nodes

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Message-ID: <20230807111855.2614761-2-danishanwar@ti.com>
Date:   Mon, 7 Aug 2023 16:48:53 +0530
From:   MD Danish Anwar <danishanwar@...com>
To:     Conor Dooley <conor+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Vignesh Raghavendra <vigneshr@...com>,
        Nishanth Menon <nm@...com>
CC:     Tero Kristo <kristo@...nel.org>, <linux-omap@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <danishanwar@...com>, <srk@...com>
Subject: [PATCH RFC 1/3] arm64: dts: ti: k3-am65-main: Add ICSSG IEP nodes

The ICSSG IP on AM65x SoCs have two Industrial Ethernet Peripherals (IEPs)
to manage/generate Industrial Ethernet functions such as time stamping.
Each IEP sub-module is sourced from an internal clock mux that can be
sourced from either of the IP instance's ICSSG_IEP_GCLK or ICSSG_ICLK.
Add the IEP nodes for all the ICSSG instances.

Signed-off-by: MD Danish Anwar <danishanwar@...com>
---
 arch/arm64/boot/dts/ti/k3-am65-main.dtsi | 36 ++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
index 3f8ff2589842..0265f5defbae 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
@@ -1150,6 +1150,18 @@ icssg0_iepclk_mux: iepclk-mux@30 {
 			};
 		};
 
+		icssg0_iep0: iep@...00 {
+			compatible = "ti,am654-icss-iep";
+			reg = <0x2e000 0x1000>;
+			clocks = <&icssg0_iepclk_mux>;
+		};
+
+		icssg0_iep1: iep@...00 {
+			compatible = "ti,am654-icss-iep";
+			reg = <0x2f000 0x1000>;
+			clocks = <&icssg0_iepclk_mux>;
+		};
+
 		icssg0_mii_rt: mii-rt@...00 {
 			compatible = "ti,pruss-mii", "syscon";
 			reg = <0x32000 0x100>;
@@ -1292,6 +1304,18 @@ icssg1_iepclk_mux: iepclk-mux@30 {
 			};
 		};
 
+		icssg1_iep0: iep@...00 {
+			compatible = "ti,am654-icss-iep";
+			reg = <0x2e000 0x1000>;
+			clocks = <&icssg1_iepclk_mux>;
+		};
+
+		icssg1_iep1: iep@...00 {
+			compatible = "ti,am654-icss-iep";
+			reg = <0x2f000 0x1000>;
+			clocks = <&icssg1_iepclk_mux>;
+		};
+
 		icssg1_mii_rt: mii-rt@...00 {
 			compatible = "ti,pruss-mii", "syscon";
 			reg = <0x32000 0x100>;
@@ -1434,6 +1458,18 @@ icssg2_iepclk_mux: iepclk-mux@30 {
 			};
 		};
 
+		icssg2_iep0: iep@...00 {
+			compatible = "ti,am654-icss-iep";
+			reg = <0x2e000 0x1000>;
+			clocks = <&icssg2_iepclk_mux>;
+		};
+
+		icssg2_iep1: iep@...00 {
+			compatible = "ti,am654-icss-iep";
+			reg = <0x2f000 0x1000>;
+			clocks = <&icssg2_iepclk_mux>;
+		};
+
 		icssg2_mii_rt: mii-rt@...00 {
 			compatible = "ti,pruss-mii", "syscon";
 			reg = <0x32000 0x100>;
-- 
2.34.1