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Commit 2339b30e authored by Alok Chauhan's avatar Alok Chauhan Committed by Gerrit - the friendly Code Review server
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ARM: dts: msm: Add EMAC controller support for MDMFERMIUM 



Add Ethernet support on MDMFERMIUM using SGMII interface.

Change-Id: Iec044735cdc725a81e021f97ea5a7659ddf71979
Signed-off-by: default avatarAlok Chauhan <alokc@codeaurora.org>
parent 10009877

arch/arm/boot/dts/qcom/mdmfermium-cdp.dtsi

+15 −0
Original line number Original line Diff line number Diff line
@@ -51,6 +51,10 @@ 
	status = "ok";

	status = "ok";

};

};





&emac0 {

	status = "ok";

};



/* MPP pin 2 configs for SMB358 interrupt line */

/* MPP pin 2 configs for SMB358 interrupt line */

&pm8019_mpps {

&pm8019_mpps {

	mpp@a100 {

	mpp@a100 {
@@ -88,6 +92,17 @@ 
	};

	};

};

};





/* MPP pin 4 configs for SGMII */

&pm8019_mpps {

	mpp@a300 { /* MPP 4 */

		qcom,mode = <1>;		/* Digital output */

		qcom,vin-sel = <2>;		/* 1.8V */

		qcom,src-sel = <0>;		/* Constant */

		qcom,master-en = <1>;		/* Enable GPIO */

		status = "okay";

	};

};



&i2c_4 {

&i2c_4 {

	/* SMB358 charger configuration */

	/* SMB358 charger configuration */

	smb358_otg_vreg: smb358-charger@57 {

	smb358_otg_vreg: smb358-charger@57 {

arch/arm/boot/dts/qcom/mdmfermium-pinctrl.dtsi

+92 −0
Original line number Original line Diff line number Diff line
@@ -695,5 +695,97 @@ 
				};

				};

			};

			};

		};

		};



		emac0 {

			emac0_active: emac0_active {

				/* active state */

				mux {

					/* MDC MDIO */

					pins = "gpio27", "gpio28";

					function = "gmac_mdio";

				};



				config {

					pins = "gpio27", "gpio28";

					drive-strength = <16>; /* 16 MA */

					bias-pull-up;

				};

			};



			emac0_sleep: emac0_sleep {

				/* suspended state */

				mux {

					/* MDC MDIO */

					pins = "gpio27", "gpio28";

					function = "gpio";

				};



				config {

					pins = "gpio27", "gpio28";

					drive-strength = <2>; /* 2 MA */

					bias-pull-down;

				};

			};



			emac0_irq_active: emac0_irq_active {

				/* active state */

				mux {

					/* ETH IRQ */

					pins = "gpio30";

					function = "gpio";

				};



				config {

					pins = "gpio30";

					drive-strength = <16>; /* 16 MA */

					bias-pull-up;

				};

			};



			emac0_irq_sleep: emac0_irq_sleep {

				/* suspended state */

				mux {

					/* ETH IRQ */

					pins = "gpio30";

					function = "gpio";

				};



				config {

					pins = "gpio30";

					drive-strength = <2>; /* 2 MA */

					bias-pull-down;

				};

			};



			emac0_rst_active: emac0_rst_active {

				/* active state */

				mux {

					/* ETH RST */

					pins = "gpio29";

					function = "gpio";

				};



				config {

					pins = "gpio29";

					drive-strength = <16>; /* 8 MA */

					bias-pull-up;

				};

			};



			emac0_rst_sleep: emac0_rst_sleep {

				/* suspended state */

				mux {

					/* ETH RST */

					pins = "gpio29";

					function = "gpio";

				};



				config {

					pins = "gpio29";

					drive-strength = <2>; /* 2 MA */

					bias-pull-down;

				};

			};

		};

	};

	};

};
 
};

arch/arm/boot/dts/qcom/mdmfermium-regulator.dtsi

+9 −0
Original line number Original line Diff line number Diff line
@@ -378,6 +378,7 @@ 
		enable-active-high;

		enable-active-high;

		gpio = <&pm8019_gpios 4 0>;

		gpio = <&pm8019_gpios 4 0>;

	};

	};



	/* Rome 3.3V supply */

	/* Rome 3.3V supply */

	rome_vreg: rome_vreg {

	rome_vreg: rome_vreg {

		compatible = "regulator-fixed";

		compatible = "regulator-fixed";
@@ -386,4 +387,12 @@ 
		enable-active-high;

		enable-active-high;

		gpio = <&pm8019_gpios 3 0>;

		gpio = <&pm8019_gpios 3 0>;

	};

	};



	emac_lan_vreg: emac_lan_vreg {

		compatible = "regulator-fixed";

		regulator-name = "emac_lan_vreg";

		startup-delay-us = <250>;

		enable-active-high;

		gpio = <&pm8019_mpps 4 0>;

	};

};
 
};

arch/arm/boot/dts/qcom/mdmfermium.dtsi

+32 −0
Original line number Original line Diff line number Diff line
@@ -1225,6 +1225,38 @@ 




		status = "disabled";

		status = "disabled";

	};

	};



	emac0: qcom,emac@7c40000 {

		cell-index = <0>;

		compatible = "qcom,emac";

		reg-names = "emac", "emac_csr", "emac_1588", "emac_sgmii";

		reg = <0x7c40000 0x10000>,

			<0x7c56000 0x1000>,

			<0x7c5C000 0x4000>,

			<0x7c58000 0x400>;

		interrupts = <0 76 0>, <0 80 0>;

		interrupt-names = "emac_core0_irq", "emac_sgmii_irq";

		emac_vreg1-supply = <&mdmfermium_l1>;

		emac_vreg2-supply = <&mdmfermium_l5>;

		emac_vreg3-supply = <&emac_lan_vreg>;

		clocks = <&clock_gcc clk_gcc_emac_0_axi_clk>,

			 <&clock_gcc clk_gcc_emac_0_ahb_clk>,

			 <&clock_gcc clk_gcc_emac_0_125m_clk>,

			 <&clock_gcc clk_gcc_emac_0_sys_25m_clk>,

			 <&clock_gcc clk_gcc_emac_0_tx_clk>,

			 <&clock_gcc clk_gcc_emac_0_rx_clk>,

			 <&clock_gcc clk_gcc_emac_0_sys_clk>;

		clock-names = "axi_clk", "cfg_ahb_clk", "125m_clk",

			"25m_clk", "tx_clk", "rx_clk", "sys_clk";

		pinctrl-names = "emac_active", "emac_sleep";

		pinctrl-0 = <&emac0_active &emac0_irq_active &emac0_rst_active>;

		pinctrl-1 = <&emac0_sleep &emac0_irq_sleep &emac0_rst_sleep>;

		qcom,emac-tstamp-en;

		qcom,emac-ptp-frac-ns-adj = <125000000 1>;

		phy-mode = "sgmii";

		phy-addr = <0>;

		status = "disable";

	};

};

};





#include "mdmfermium-rpm-regulator.dtsi"

#include "mdmfermium-rpm-regulator.dtsi"