diff mbox series

[v2,3/5] arm64: dts: qcom: qcs8300-ride: enable ethernet0

Message ID 20241017102728.2844274-4-quic_yijiyang@quicinc.com (mailing list archive)
State Not Applicable
Headers show
Series Enable ethernet for qcs8300 | expand

Checks

Context Check Description
netdev/tree_selection success Not a local patch

Commit Message

Yijie Yang Oct. 17, 2024, 10:27 a.m. UTC 
From: Yijie Yang <quic_yijiyang@quicinc.com>

Enable the SerDes PHY on qcs8300-ride.
Add the MDC and MDIO pin functions for ethernet0 on qcs8300-ride.
Enable the first 1Gb ethernet port on qcs8300-ride development board.

Signed-off-by: Yijie Yang <quic_yijiyang@quicinc.com>
---
 arch/arm64/boot/dts/qcom/qcs8300-ride.dts | 112 ++++++++++++++++++++++
 1 file changed, 112 insertions(+)

Comments

Konrad Dybcio Oct. 25, 2024, 5:53 p.m. UTC | #1 
On 17.10.2024 12:27 PM, YijieYang wrote:
> From: Yijie Yang <quic_yijiyang@quicinc.com>
> 
> Enable the SerDes PHY on qcs8300-ride.
> Add the MDC and MDIO pin functions for ethernet0 on qcs8300-ride.
> Enable the first 1Gb ethernet port on qcs8300-ride development board.
> 
> Signed-off-by: Yijie Yang <quic_yijiyang@quicinc.com>
> ---

[...]

> +
> +&tlmm {
> +	ethernet0_default: ethernet0-default-state {
> +		ethernet0_mdc: ethernet0-mdc-pins {

If you don't intend to modify these specific configs, you can drop
the labels from child pin nodes

The rest looks good

Generally refactors happen first and features are added later, but
I know how painful it is to reorder changes in a patchset, so I'm
not going to ask you to do that.

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>

Konrad
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
index 7eed19a694c3..b1c9f2cb9749 100644
--- a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
+++ b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
@@ -210,6 +210,95 @@  vreg_l9c: ldo9 {
 	};
 };
 
+&ethernet0 {
+	phy-mode = "sgmii";
+	phy-handle = <&sgmii_phy0>;
+
+	pinctrl-0 = <&ethernet0_default>;
+	pinctrl-names = "default";
+
+	snps,mtl-rx-config = <&mtl_rx_setup>;
+	snps,mtl-tx-config = <&mtl_tx_setup>;
+	snps,ps-speed = <1000>;
+
+	status = "okay";
+
+	mdio {
+		compatible = "snps,dwmac-mdio";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		sgmii_phy0: phy@8 {
+			compatible = "ethernet-phy-id0141.0dd4";
+			reg = <0x8>;
+			device_type = "ethernet-phy";
+			interrupts-extended = <&tlmm 4 IRQ_TYPE_EDGE_FALLING>;
+			reset-gpios = <&tlmm 31 GPIO_ACTIVE_LOW>;
+			reset-assert-us = <11000>;
+			reset-deassert-us = <70000>;
+		};
+	};
+
+	mtl_rx_setup: rx-queues-config {
+		snps,rx-queues-to-use = <4>;
+		snps,rx-sched-sp;
+
+		queue0 {
+			snps,dcb-algorithm;
+			snps,map-to-dma-channel = <0x0>;
+			snps,route-up;
+			snps,priority = <0x1>;
+		};
+
+		queue1 {
+			snps,dcb-algorithm;
+			snps,map-to-dma-channel = <0x1>;
+			snps,route-ptp;
+		};
+
+		queue2 {
+			snps,avb-algorithm;
+			snps,map-to-dma-channel = <0x2>;
+			snps,route-avcp;
+		};
+
+		queue3 {
+			snps,avb-algorithm;
+			snps,map-to-dma-channel = <0x3>;
+			snps,priority = <0xc>;
+		};
+	};
+
+	mtl_tx_setup: tx-queues-config {
+		snps,tx-queues-to-use = <4>;
+		snps,tx-sched-sp;
+
+		queue0 {
+			snps,dcb-algorithm;
+		};
+
+		queue1 {
+			snps,dcb-algorithm;
+		};
+
+		queue2 {
+			snps,avb-algorithm;
+			snps,send_slope = <0x1000>;
+			snps,idle_slope = <0x1000>;
+			snps,high_credit = <0x3e800>;
+			snps,low_credit = <0xffc18000>;
+		};
+
+		queue3 {
+			snps,avb-algorithm;
+			snps,send_slope = <0x1000>;
+			snps,idle_slope = <0x1000>;
+			snps,high_credit = <0x3e800>;
+			snps,low_credit = <0xffc18000>;
+		};
+	};
+};
+
 &gcc {
 	clocks = <&rpmhcc RPMH_CXO_CLK>,
 		 <&sleep_clk>,
@@ -247,6 +336,29 @@  &rpmhcc {
 	clock-names = "xo";
 };
 
+&serdes0 {
+	phy-supply = <&vreg_l5a>;
+	status = "okay";
+};
+
+&tlmm {
+	ethernet0_default: ethernet0-default-state {
+		ethernet0_mdc: ethernet0-mdc-pins {
+			pins = "gpio5";
+			function = "emac0_mdc";
+			drive-strength = <16>;
+			bias-pull-up;
+		};
+
+		ethernet0_mdio: ethernet0-mdio-pins {
+			pins = "gpio6";
+			function = "emac0_mdio";
+			drive-strength = <16>;
+			bias-pull-up;
+		};
+	};
+};
+
 &uart7 {
 	status = "okay";
 };