diff mbox series

[v3,4/4] arm64: dts: fsd: Add Ethernet support for PERIC Block of FSD SoC

Message ID 20230814112539.70453-5-sriranjani.p@samsung.com (mailing list archive)
State New
Headers show
Series [v3,1/4] dt-bindings: net: Add FSD EQoS device tree bindings | expand

Commit Message

Sriranjani P Aug. 14, 2023, 11:25 a.m. UTC 
The FSD SoC contains two instances of Synopsys DWC QoS Ethernet IP, one in
FSYS0 block and other in PERIC block.

Adds device tree node for Ethernet in PERIC Block and enables the same for
FSD platform.

Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Signed-off-by: Jayati Sahu <jayati.sahu@samsung.com>
Signed-off-by: Swathi K S <swathi.ks@samsung.com>
Signed-off-by: Sriranjani P <sriranjani.p@samsung.com>
---
 arch/arm64/boot/dts/tesla/fsd-evb.dts      |  9 ++++
 arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi | 56 ++++++++++++++++++++++
 arch/arm64/boot/dts/tesla/fsd.dtsi         | 29 +++++++++++
 3 files changed, 94 insertions(+)

Comments

Krzysztof Kozlowski Aug. 14, 2023, 7:41 p.m. UTC | #1 
On 14/08/2023 13:25, Sriranjani P wrote:
> The FSD SoC contains two instances of Synopsys DWC QoS Ethernet IP, one in
> FSYS0 block and other in PERIC block.
> 
> Adds device tree node for Ethernet in PERIC Block and enables the same for
> FSD platform.
> 
> Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
> Signed-off-by: Jayati Sahu <jayati.sahu@samsung.com>
> Signed-off-by: Swathi K S <swathi.ks@samsung.com>
> Signed-off-by: Sriranjani P <sriranjani.p@samsung.com>
> ---
>  arch/arm64/boot/dts/tesla/fsd-evb.dts      |  9 ++++
>  arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi | 56 ++++++++++++++++++++++
>  arch/arm64/boot/dts/tesla/fsd.dtsi         | 29 +++++++++++
>  3 files changed, 94 insertions(+)

Looks duplicated.

Best regards,
Krzysztof
Krzysztof Kozlowski Aug. 14, 2023, 7:41 p.m. UTC | #2 
On 14/08/2023 21:41, Krzysztof Kozlowski wrote:
> On 14/08/2023 13:25, Sriranjani P wrote:
>> The FSD SoC contains two instances of Synopsys DWC QoS Ethernet IP, one in
>> FSYS0 block and other in PERIC block.
>>
>> Adds device tree node for Ethernet in PERIC Block and enables the same for
>> FSD platform.
>>
>> Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
>> Signed-off-by: Jayati Sahu <jayati.sahu@samsung.com>
>> Signed-off-by: Swathi K S <swathi.ks@samsung.com>
>> Signed-off-by: Sriranjani P <sriranjani.p@samsung.com>
>> ---
>>  arch/arm64/boot/dts/tesla/fsd-evb.dts      |  9 ++++
>>  arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi | 56 ++++++++++++++++++++++
>>  arch/arm64/boot/dts/tesla/fsd.dtsi         | 29 +++++++++++
>>  3 files changed, 94 insertions(+)
> 
> Looks duplicated.

Ah, not, it's another block.

My question whether this was tested remains...

Best regards,
Krzysztof
Andrew Lunn Aug. 14, 2023, 8:53 p.m. UTC | #3 
> +&ethernet_1 {
> +	status = "okay";
> +
> +	fixed-link {
> +		speed = <1000>;
> +		full-duplex;
> +	};
> +};

So the exact same comments i made for patch 3/4 apply here.

   Andrew
Sriranjani P Aug. 16, 2023, 6:26 a.m. UTC | #4 
> -----Original Message-----
> From: Krzysztof Kozlowski [mailto:krzysztof.kozlowski@linaro.org]
> Sent: 15 August 2023 01:12
> To: Sriranjani P <sriranjani.p@samsung.com>; davem@davemloft.net;
> edumazet@google.com; kuba@kernel.org; pabeni@redhat.com;
> robh+dt@kernel.org; krzysztof.kozlowski+dt@linaro.org;
> conor+dt@kernel.org; richardcochran@gmail.com;
> alexandre.torgue@foss.st.com; joabreu@synopsys.com;
> mcoquelin.stm32@gmail.com; alim.akhtar@samsung.com; linux-
> fsd@tesla.com; pankaj.dubey@samsung.com; swathi.ks@samsung.com;
> ravi.patel@samsung.com
> Cc: netdev@vger.kernel.org; devicetree@vger.kernel.org; linux-
> kernel@vger.kernel.org; linux-samsung-soc@vger.kernel.org; linux-arm-
> kernel@lists.infradead.org; Jayati Sahu <jayati.sahu@samsung.com>
> Subject: Re: [PATCH v3 4/4] arm64: dts: fsd: Add Ethernet support for PERIC
> Block of FSD SoC
> 
> On 14/08/2023 21:41, Krzysztof Kozlowski wrote:
> > On 14/08/2023 13:25, Sriranjani P wrote:
> >> The FSD SoC contains two instances of Synopsys DWC QoS Ethernet IP,
> >> one in
> >> FSYS0 block and other in PERIC block.
> >>
> >> Adds device tree node for Ethernet in PERIC Block and enables the
> >> same for FSD platform.
> >>
> >> Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
> >> Signed-off-by: Jayati Sahu <jayati.sahu@samsung.com>
> >> Signed-off-by: Swathi K S <swathi.ks@samsung.com>
> >> Signed-off-by: Sriranjani P <sriranjani.p@samsung.com>
> >> ---
> >>  arch/arm64/boot/dts/tesla/fsd-evb.dts      |  9 ++++
> >>  arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi | 56
> ++++++++++++++++++++++
> >>  arch/arm64/boot/dts/tesla/fsd.dtsi         | 29 +++++++++++
> >>  3 files changed, 94 insertions(+)
> >
> > Looks duplicated.
> 
> Ah, not, it's another block.
> 
> My question whether this was tested remains...

I understand your concern. It was tested but just before posting I addressed one of earlier review comment of compatible and I missed to reflect it in all the patches. I will take care. 

> 
> Best regards,
> Krzysztof
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/tesla/fsd-evb.dts b/arch/arm64/boot/dts/tesla/fsd-evb.dts
index 2c37097c709a..80ca120b3d7f 100644
--- a/arch/arm64/boot/dts/tesla/fsd-evb.dts
+++ b/arch/arm64/boot/dts/tesla/fsd-evb.dts
@@ -73,6 +73,15 @@ 
 	};
 };
 
+&ethernet_1 {
+	status = "okay";
+
+	fixed-link {
+		speed = <1000>;
+		full-duplex;
+	};
+};
+
 &fin_pll {
 	clock-frequency = <24000000>;
 };
diff --git a/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi b/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
index cb437483ff6e..6f4658f57453 100644
--- a/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
@@ -437,6 +437,62 @@ 
 		samsung,pin-pud = <FSD_PIN_PULL_DOWN>;
 		samsung,pin-drv = <FSD_PIN_DRV_LV4>;
 	};
+
+	eth1_tx_clk: eth1-tx-clk-pins {
+		samsung,pins = "gpf2-0";
+		samsung,pin-function = <FSD_PIN_FUNC_2>;
+		samsung,pin-pud = <FSD_PIN_PULL_DOWN>;
+		samsung,pin-drv = <FSD_PIN_DRV_LV6>;
+	};
+
+	eth1_tx_data: eth1-tx-data-pins {
+		samsung,pins = "gpf2-1", "gpf2-2", "gpf2-3", "gpf2-4";
+		samsung,pin-function = <FSD_PIN_FUNC_2>;
+		samsung,pin-pud = <FSD_PIN_PULL_UP>;
+		samsung,pin-drv = <FSD_PIN_DRV_LV6>;
+	};
+
+	eth1_tx_ctrl: eth1-tx-ctrl-pins {
+		samsung,pins = "gpf2-5";
+		samsung,pin-function = <FSD_PIN_FUNC_2>;
+		samsung,pin-pud = <FSD_PIN_PULL_UP>;
+		samsung,pin-drv = <FSD_PIN_DRV_LV6>;
+	};
+
+	eth1_phy_intr: eth1-phy-intr-pins {
+		samsung,pins = "gpf2-6";
+		samsung,pin-function = <FSD_PIN_FUNC_2>;
+		samsung,pin-pud = <FSD_PIN_PULL_UP>;
+		samsung,pin-drv = <FSD_PIN_DRV_LV4>;
+	};
+
+	eth1_rx_clk: eth1-rx-clk-pins {
+		samsung,pins = "gpf3-0";
+		samsung,pin-function = <FSD_PIN_FUNC_2>;
+		samsung,pin-pud = <FSD_PIN_PULL_UP>;
+		samsung,pin-drv = <FSD_PIN_DRV_LV6>;
+	};
+
+	eth1_rx_data: eth1-rx-data-pins {
+		samsung,pins = "gpf3-1", "gpf3-2", "gpf3-3", "gpf3-4";
+		samsung,pin-function = <FSD_PIN_FUNC_2>;
+		samsung,pin-pud = <FSD_PIN_PULL_UP>;
+		samsung,pin-drv = <FSD_PIN_DRV_LV6>;
+	};
+
+	eth1_rx_ctrl: eth1-rx-ctrl-pins {
+		samsung,pins = "gpf3-5";
+		samsung,pin-function = <FSD_PIN_FUNC_2>;
+		samsung,pin-pud = <FSD_PIN_PULL_UP>;
+		samsung,pin-drv = <FSD_PIN_DRV_LV6>;
+	};
+
+	eth1_mdio: eth1-mdio-pins {
+		samsung,pins = "gpf3-6", "gpf3-7";
+		samsung,pin-function = <FSD_PIN_FUNC_2>;
+		samsung,pin-pud = <FSD_PIN_PULL_UP>;
+		samsung,pin-drv = <FSD_PIN_DRV_LV4>;
+	};
 };
 
 &pinctrl_pmu {
diff --git a/arch/arm64/boot/dts/tesla/fsd.dtsi b/arch/arm64/boot/dts/tesla/fsd.dtsi
index 9a991f021711..ce5d5f8546b9 100644
--- a/arch/arm64/boot/dts/tesla/fsd.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd.dtsi
@@ -33,6 +33,7 @@ 
 		spi1 = &spi_1;
 		spi2 = &spi_2;
 		eth0 = &ethernet_0;
+		eth1 = &ethernet_1;
 	};
 
 	cpus {
@@ -1006,6 +1007,34 @@ 
 			phy-mode = "rgmii";
 			status = "disabled";
 		};
+
+		ethernet_1: ethernet@14300000 {
+			compatible = "tesla,dwc-qos-ethernet-4.21";
+			reg = <0x0 0x14300000 0x0 0x10000>;
+			interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clock_peric PERIC_EQOS_TOP_IPCLKPORT_CLK_PTP_REF_I>,
+				 <&clock_peric PERIC_EQOS_TOP_IPCLKPORT_ACLK_I>,
+				 <&clock_peric PERIC_EQOS_TOP_IPCLKPORT_HCLK_I>,
+				 <&clock_peric PERIC_EQOS_TOP_IPCLKPORT_RGMII_CLK_I>,
+				 <&clock_peric PERIC_EQOS_TOP_IPCLKPORT_CLK_RX_I>,
+				 <&clock_peric PERIC_BUS_D_PERIC_IPCLKPORT_EQOSCLK>,
+				 <&clock_peric PERIC_BUS_P_PERIC_IPCLKPORT_EQOSCLK>,
+				 <&clock_peric PERIC_EQOS_PHYRXCLK_MUX>,
+				 <&clock_peric PERIC_EQOS_PHYRXCLK>,
+				 <&clock_peric PERIC_DOUT_RGMII_CLK>;
+			clock-names = "ptp_ref", "master_bus", "slave_bus", "tx", "rx",
+				      "master2_bus", "slave2_bus", "eqos_rxclk_mux",
+				      "eqos_phyrxclk", "dout_peric_rgmii_clk";
+			pinctrl-names = "default";
+			pinctrl-0 = <&eth1_tx_clk>, <&eth1_tx_data>, <&eth1_tx_ctrl>,
+				    <&eth1_phy_intr>, <&eth1_rx_clk>, <&eth1_rx_data>,
+				    <&eth1_rx_ctrl>, <&eth1_mdio>;
+			local-mac-address = [00 00 00 00 00 00];
+			fsd-rx-clock-skew = <&sysreg_peric 0x10>;
+			iommus = <&smmu_peric 0x0 0x1>;
+			phy-mode = "rgmii";
+			status = "disabled";
+		};
 	};
 };