linux-kernel - [PATCH v2] arm64: dts: qcom: sa8775p: Add interconnects for ethernet

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Message-ID: <20240709-icc_bw_voting_emac_dtsi-v2-1-a1e02c7099a5@quicinc.com>
Date: Tue, 9 Jul 2024 11:21:40 -0700
From: Sagar Cheluvegowda <quic_scheluve@...cinc.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio
	<konrad.dybcio@...aro.org>,
        Rob Herring <robh@...nel.org>,
        "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
CC: <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Andrew Lunn <andrew@...n.ch>,
        Andrew Halaney
	<ahalaney@...hat.com>, <kernel@...cinc.com>,
        Sagar Cheluvegowda
	<quic_scheluve@...cinc.com>
Subject: [PATCH v2] arm64: dts: qcom: sa8775p: Add interconnects for
 ethernet

Define interconnect properties for ethernet hardware.

Suggested-by: Andrew Halaney <ahalaney@...hat.com>
Signed-off-by: Sagar Cheluvegowda <quic_scheluve@...cinc.com>
---
Adding interconnect dtsi properties within ethernet node of SA8775P,
this patch is adding support for the interconnect properties defined
in the series ->  
https://lore.kernel.org/all/20240703-icc_bw_voting_from_ethqos-v3-0-8f9148ac60a3@quicinc.com/
---
Changes in v2:
- Rearrange the interconnect properties for SA8775P to follow the below order.
	property
	property-names
- Link to v1: https://lore.kernel.org/r/20240708-icc_bw_voting_emac_dtsi-v1-1-4b091b3150c0@quicinc.com
---
 arch/arm64/boot/dts/qcom/sa8775p.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index 23f1b2e5e624..cc4ad901fbac 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -3464,6 +3464,12 @@ ethernet1: ethernet@...00000 {
 				      "ptp_ref",
 				      "phyaux";
 
+			interconnects = <&aggre1_noc MASTER_EMAC_1 QCOM_ICC_TAG_ALWAYS
+					 &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
+					<&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ALWAYS
+					 &config_noc SLAVE_EMAC1_CFG QCOM_ICC_TAG_ALWAYS>;
+			interconnect-names = "mac-mem", "cpu-mac";
+
 			power-domains = <&gcc EMAC1_GDSC>;
 
 			phys = <&serdes1>;
@@ -3499,6 +3505,12 @@ ethernet0: ethernet@...40000 {
 				      "ptp_ref",
 				      "phyaux";
 
+			interconnects = <&aggre1_noc MASTER_EMAC QCOM_ICC_TAG_ALWAYS
+					 &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
+					<&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ALWAYS
+					 &config_noc SLAVE_EMAC_CFG QCOM_ICC_TAG_ALWAYS>;
+			interconnect-names = "mac-mem", "cpu-mac";
+
 			power-domains = <&gcc EMAC0_GDSC>;
 
 			phys = <&serdes0>;

---
base-commit: 0b58e108042b0ed28a71cd7edf5175999955b233
change-id: 20240703-icc_bw_voting_emac_dtsi-2a09f9a18174

Best regards,
-- 
Sagar Cheluvegowda <quic_scheluve@...cinc.com>