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From: Roger Quadros <rogerq@ti.com>
To: <davem@davemloft.net>, <tony@atomide.com>
Cc: <grygorii.strashko@ti.com>, <nsekhar@ti.com>, <jsarha@ti.com>,
	<linux-omap@vger.kernel.org>, <netdev@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, Roger Quadros <rogerq@ti.com>
Subject: [PATCH 2/2] ARM: dts: am335x-icev2: Add CPSW ethernet0 and ethernet1
Date: Mon, 13 Mar 2017 15:42:34 +0200	[thread overview]
Message-ID: <1489412554-2054-3-git-send-email-rogerq@ti.com> (raw)
In-Reply-To: <1489412554-2054-1-git-send-email-rogerq@ti.com>

Enable the 2 ethernet ports as CPSW ports in dual-mac mode

Signed-off-by: Roger Quadros <rogerq@ti.com>
[nsekhar@ti.com: use AM33XX_IOPAD()]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
---
 arch/arm/boot/dts/am335x-icev2.dts | 113 +++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-icev2.dts b/arch/arm/boot/dts/am335x-icev2.dts
index a2ad076..cc343b0 100644
--- a/arch/arm/boot/dts/am335x-icev2.dts
+++ b/arch/arm/boot/dts/am335x-icev2.dts
@@ -201,6 +201,69 @@
 			AM33XX_IOPAD(0x938, PIN_OUTPUT_PULLUP | MUX_MODE1) /* (L16) gmii1_rxd2.uart3_txd */
 		>;
 	};
+
+	cpsw_default: cpsw_default {
+		pinctrl-single,pins = <
+			/* Slave 1, RMII mode */
+			AM33XX_IOPAD(0x90c, (PIN_INPUT_PULLUP | MUX_MODE1))	/* mii1_crs.rmii1_crs_dv */
+			AM33XX_IOPAD(0x944, (PIN_INPUT_PULLUP | MUX_MODE0))	/* rmii1_refclk.rmii1_refclk */
+			AM33XX_IOPAD(0x940, (PIN_INPUT_PULLUP | MUX_MODE1))	/* mii1_rxd0.rmii1_rxd0 */
+			AM33XX_IOPAD(0x93c, (PIN_INPUT_PULLUP | MUX_MODE1))	/* mii1_rxd1.rmii1_rxd1 */
+			AM33XX_IOPAD(0x910, (PIN_INPUT_PULLUP | MUX_MODE1))	/* mii1_rxerr.rmii1_rxerr */
+			AM33XX_IOPAD(0x928, (PIN_OUTPUT_PULLDOWN | MUX_MODE1))	/* mii1_txd0.rmii1_txd0 */
+			AM33XX_IOPAD(0x924, (PIN_OUTPUT_PULLDOWN | MUX_MODE1))	/* mii1_txd1.rmii1_txd1 */
+			AM33XX_IOPAD(0x914, (PIN_OUTPUT_PULLDOWN | MUX_MODE1))	/* mii1_txen.rmii1_txen */
+			/* Slave 2, RMII mode */
+			AM33XX_IOPAD(0x870, (PIN_INPUT_PULLUP | MUX_MODE3))	/* gpmc_wait0.rmii2_crs_dv */
+			AM33XX_IOPAD(0x908, (PIN_INPUT_PULLUP | MUX_MODE1))	/* mii1_col.rmii2_refclk */
+			AM33XX_IOPAD(0x86c, (PIN_INPUT_PULLUP | MUX_MODE3))	/* gpmc_a11.rmii2_rxd0 */
+			AM33XX_IOPAD(0x868, (PIN_INPUT_PULLUP | MUX_MODE3))	/* gpmc_a10.rmii2_rxd1 */
+			AM33XX_IOPAD(0x874, (PIN_INPUT_PULLUP | MUX_MODE3))	/* gpmc_wpn.rmii2_rxerr */
+			AM33XX_IOPAD(0x854, (PIN_OUTPUT_PULLDOWN | MUX_MODE3))	/* gpmc_a5.rmii2_txd0 */
+			AM33XX_IOPAD(0x850, (PIN_OUTPUT_PULLDOWN | MUX_MODE3))	/* gpmc_a4.rmii2_txd1 */
+			AM33XX_IOPAD(0x840, (PIN_OUTPUT_PULLDOWN | MUX_MODE3))	/* gpmc_a0.rmii2_txen */
+		>;
+	};
+
+	cpsw_sleep: cpsw_sleep {
+		pinctrl-single,pins = <
+			/* Slave 1 reset value */
+			AM33XX_IOPAD(0x90c, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x944, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x940, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x93c, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x910, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x928, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x924, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x914, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+
+			/* Slave 2 reset value */
+			AM33XX_IOPAD(0x870, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x908, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x86c, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x868, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x874, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x854, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x850, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x840, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+		>;
+	};
+
+	davinci_mdio_default: davinci_mdio_default {
+		pinctrl-single,pins = <
+			/* MDIO */
+			AM33XX_IOPAD(0x948, (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0))	/* mdio_data.mdio_data */
+			AM33XX_IOPAD(0x94c, (PIN_OUTPUT_PULLUP | MUX_MODE0))			/* mdio_clk.mdio_clk */
+		>;
+	};
+
+	davinci_mdio_sleep: davinci_mdio_sleep {
+		pinctrl-single,pins = <
+			/* MDIO reset value */
+			AM33XX_IOPAD(0x948, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+			AM33XX_IOPAD(0x94c, (PIN_INPUT_PULLDOWN | MUX_MODE7))
+		>;
+	};
 };
 
 &i2c0 {
@@ -350,3 +413,53 @@
 	pinctrl-0 = <&uart3_pins_default>;
 	status = "okay";
 };
+
+&gpio3 {
+	p4 {
+		gpio-hog;
+		gpios = <4 GPIO_ACTIVE_HIGH>;
+		output-high;
+		line-name = "PR1_MII_CTRL";
+	};
+
+	p10 {
+		gpio-hog;
+		gpios = <10 GPIO_ACTIVE_HIGH>;
+		/* ETH1 mux: Low for MII-PRU, high for RMII-CPSW */
+		output-high;
+		line-name = "MUX_MII_CTL1";
+	};
+};
+
+&cpsw_emac0 {
+	phy_id = <&davinci_mdio>, <1>;
+	phy-mode = "rmii";
+	dual_emac_res_vlan = <1>;
+};
+
+&cpsw_emac1 {
+	phy_id = <&davinci_mdio>, <3>;
+	phy-mode = "rmii";
+	dual_emac_res_vlan = <2>;
+};
+
+&mac {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&cpsw_default>;
+	pinctrl-1 = <&cpsw_sleep>;
+	status = "okay";
+	dual_emac;
+};
+
+&phy_sel {
+	rmii-clock-ext;
+};
+
+&davinci_mdio {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&davinci_mdio_default>;
+	pinctrl-1 = <&davinci_mdio_sleep>;
+	status = "okay";
+	reset-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>;
+	reset-delay-us = <2>;   /* PHY datasheet states 1uS min */
+};
-- 
2.7.4

  parent reply	other threads:[~2017-03-13 13:42 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-13 13:42 [PATCH 0/2] ARM: am335x-icev2: Add ethernet support Roger Quadros
2017-03-13 13:42 ` [PATCH 1/2] net: davinci_mdio: add GPIO reset logic Roger Quadros
2017-03-13 13:42 ` Roger Quadros [this message]
2017-03-13 19:24   ` [PATCH 2/2] ARM: dts: am335x-icev2: Add CPSW ethernet0 and ethernet1 Grygorii Strashko
2017-03-14  6:07     ` Sekhar Nori
2017-03-14 12:50   ` [PATCH v2 " Roger Quadros
2017-03-14 12:51 ` [PATCH 3/3] ARM: omap2plus_defconfig: Enable TI Ethernet PHY Roger Quadros
2017-03-30 12:35 ` [PATCH 0/2] ARM: am335x-icev2: Add ethernet support Roger Quadros
2017-04-04 16:01   ` Tony Lindgren
2017-04-04 17:35     ` David Miller
2017-04-05  8:35     ` Roger Quadros

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