| /* |
| * Copyright (C) 2013,2014 Russell King |
| * |
| * This describes the hookup for an AR8035 to the iMX6 on the SolidRun |
| * MicroSOM. |
| */ |
| &fec { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_microsom_enet_ar8035>; |
| phy-mode = "rgmii"; |
| phy-reset-duration = <2>; |
| phy-reset-gpios = <&gpio4 15 0>; |
| status = "okay"; |
| }; |
| |
| &iomuxc { |
| enet { |
| pinctrl_microsom_enet_ar8035: microsom-enet-ar8035 { |
| fsl,pins = < |
| MX6QDL_PAD_ENET_MDIO__ENET_MDIO 0x1b0b0 |
| MX6QDL_PAD_ENET_MDC__ENET_MDC 0x1b0b0 |
| /* AR8035 reset */ |
| MX6QDL_PAD_KEY_ROW4__GPIO4_IO15 0x130b0 |
| /* AR8035 interrupt */ |
| MX6QDL_PAD_DI0_PIN2__GPIO4_IO18 0x80000000 |
| /* GPIO16 -> AR8035 25MHz */ |
| MX6QDL_PAD_GPIO_16__ENET_REF_CLK 0xc0000000 |
| MX6QDL_PAD_RGMII_TXC__RGMII_TXC 0x80000000 |
| MX6QDL_PAD_RGMII_TD0__RGMII_TD0 0x1b0b0 |
| MX6QDL_PAD_RGMII_TD1__RGMII_TD1 0x1b0b0 |
| MX6QDL_PAD_RGMII_TD2__RGMII_TD2 0x1b0b0 |
| MX6QDL_PAD_RGMII_TD3__RGMII_TD3 0x1b0b0 |
| MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL 0x1b0b0 |
| /* AR8035 CLK_25M --> ENET_REF_CLK (V22) */ |
| MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK 0x0a0b1 |
| /* AR8035 pin strapping: IO voltage: pull up */ |
| MX6QDL_PAD_RGMII_RXC__RGMII_RXC 0x1b0b0 |
| /* AR8035 pin strapping: PHYADDR#0: pull down */ |
| MX6QDL_PAD_RGMII_RD0__RGMII_RD0 0x130b0 |
| /* AR8035 pin strapping: PHYADDR#1: pull down */ |
| MX6QDL_PAD_RGMII_RD1__RGMII_RD1 0x130b0 |
| /* AR8035 pin strapping: MODE#1: pull up */ |
| MX6QDL_PAD_RGMII_RD2__RGMII_RD2 0x1b0b0 |
| /* AR8035 pin strapping: MODE#3: pull up */ |
| MX6QDL_PAD_RGMII_RD3__RGMII_RD3 0x1b0b0 |
| /* AR8035 pin strapping: MODE#0: pull down */ |
| MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x130b0 |
| |
| /* |
| * As the RMII pins are also connected to RGMII |
| * so that an AR8030 can be placed, set these |
| * to high-z with the same pulls as above. |
| * Use the GPIO settings to avoid changing the |
| * input select registers. |
| */ |
| MX6QDL_PAD_ENET_CRS_DV__GPIO1_IO25 0x03000 |
| MX6QDL_PAD_ENET_RXD0__GPIO1_IO27 0x03000 |
| MX6QDL_PAD_ENET_RXD1__GPIO1_IO26 0x03000 |
| >; |
| }; |
| }; |
| }; |
