| Baruch Siach | 730e6a0 | 2019-11-10 14:38:05 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013,2014 Russell King |
| 3 | * |
| 4 | * This file is dual-licensed: you can use it either under the terms |
| 5 | * of the GPL or the X11 license, at your option. Note that this dual |
| 6 | * licensing only applies to this file, and not this project as a |
| 7 | * whole. |
| 8 | * |
| 9 | * a) This file is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU General Public License |
| 11 | * version 2 as published by the Free Software Foundation. |
| 12 | * |
| 13 | * This file is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * Or, alternatively, |
| 19 | * |
| 20 | * b) Permission is hereby granted, free of charge, to any person |
| 21 | * obtaining a copy of this software and associated documentation |
| 22 | * files (the "Software"), to deal in the Software without |
| 23 | * restriction, including without limitation the rights to use, |
| 24 | * copy, modify, merge, publish, distribute, sublicense, and/or |
| 25 | * sell copies of the Software, and to permit persons to whom the |
| 26 | * Software is furnished to do so, subject to the following |
| 27 | * conditions: |
| 28 | * |
| 29 | * The above copyright notice and this permission notice shall be |
| 30 | * included in all copies or substantial portions of the Software. |
| 31 | * |
| 32 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 33 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES |
| 34 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 35 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
| 36 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| 37 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 38 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| 39 | * OTHER DEALINGS IN THE SOFTWARE. |
| 40 | */ |
| 41 | #include <dt-bindings/gpio/gpio.h> |
| 42 | |
| 43 | / { |
| 44 | vcc_3v3: regulator-vcc-3v3 { |
| 45 | compatible = "regulator-fixed"; |
| 46 | regulator-always-on; |
| 47 | regulator-name = "vcc_3v3"; |
| 48 | regulator-min-microvolt = <3300000>; |
| 49 | regulator-max-microvolt = <3300000>; |
| 50 | }; |
| 51 | }; |
| 52 | |
| 53 | &fec { |
| 54 | pinctrl-names = "default"; |
| 55 | pinctrl-0 = <&pinctrl_microsom_enet_ar8035>; |
| 56 | phy-mode = "rgmii-id"; |
| 57 | phy-reset-duration = <2>; |
| 58 | phy-reset-gpios = <&gpio4 15 GPIO_ACTIVE_LOW>; |
| 59 | status = "okay"; |
| 60 | }; |
| 61 | |
| 62 | &iomuxc { |
| 63 | microsom { |
| 64 | pinctrl_microsom_enet_ar8035: microsom-enet-ar8035 { |
| 65 | fsl,pins = < |
| 66 | MX6QDL_PAD_ENET_MDIO__ENET_MDIO 0x1b8b0 |
| 67 | MX6QDL_PAD_ENET_MDC__ENET_MDC 0x1b0b0 |
| 68 | /* AR8035 reset */ |
| 69 | MX6QDL_PAD_KEY_ROW4__GPIO4_IO15 0x130b0 |
| 70 | /* AR8035 interrupt */ |
| 71 | MX6QDL_PAD_DI0_PIN2__GPIO4_IO18 0x1b0b0 |
| 72 | /* GPIO16 -> AR8035 25MHz */ |
| 73 | MX6QDL_PAD_GPIO_16__ENET_REF_CLK 0x4001b0b0 |
| 74 | MX6QDL_PAD_RGMII_TXC__RGMII_TXC 0x13030 |
| 75 | MX6QDL_PAD_RGMII_TD0__RGMII_TD0 0x1b030 |
| 76 | MX6QDL_PAD_RGMII_TD1__RGMII_TD1 0x1b030 |
| 77 | MX6QDL_PAD_RGMII_TD2__RGMII_TD2 0x1b030 |
| 78 | MX6QDL_PAD_RGMII_TD3__RGMII_TD3 0x1b030 |
| 79 | MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL 0x1b030 |
| 80 | /* AR8035 CLK_25M --> ENET_REF_CLK (V22) */ |
| 81 | MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK 0x0a0b1 |
| 82 | /* AR8035 pin strapping: IO voltage: pull up */ |
| 83 | MX6QDL_PAD_RGMII_RXC__RGMII_RXC 0x1b030 |
| 84 | /* AR8035 pin strapping: PHYADDR#0: pull down */ |
| 85 | MX6QDL_PAD_RGMII_RD0__RGMII_RD0 0x13030 |
| 86 | /* AR8035 pin strapping: PHYADDR#1: pull down */ |
| 87 | MX6QDL_PAD_RGMII_RD1__RGMII_RD1 0x13030 |
| 88 | /* AR8035 pin strapping: MODE#1: pull up */ |
| 89 | MX6QDL_PAD_RGMII_RD2__RGMII_RD2 0x1b030 |
| 90 | /* AR8035 pin strapping: MODE#3: pull up */ |
| 91 | MX6QDL_PAD_RGMII_RD3__RGMII_RD3 0x1b030 |
| 92 | /* AR8035 pin strapping: MODE#0: pull down */ |
| 93 | MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x13030 |
| 94 | |
| 95 | /* |
| 96 | * As the RMII pins are also connected to RGMII |
| 97 | * so that an AR8030 can be placed, set these |
| 98 | * to high-z with the same pulls as above. |
| 99 | * Use the GPIO settings to avoid changing the |
| 100 | * input select registers. |
| 101 | */ |
| 102 | MX6QDL_PAD_ENET_CRS_DV__GPIO1_IO25 0x03000 |
| 103 | MX6QDL_PAD_ENET_RXD0__GPIO1_IO27 0x03000 |
| 104 | MX6QDL_PAD_ENET_RXD1__GPIO1_IO26 0x03000 |
| 105 | >; |
| 106 | }; |
| 107 | |
| 108 | pinctrl_microsom_uart1: microsom-uart1 { |
| 109 | fsl,pins = < |
| 110 | MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA 0x1b0b1 |
| 111 | MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA 0x1b0b1 |
| 112 | >; |
| 113 | }; |
| 114 | }; |
| 115 | }; |
| 116 | |
| 117 | &uart1 { |
| 118 | pinctrl-names = "default"; |
| 119 | pinctrl-0 = <&pinctrl_microsom_uart1>; |
| 120 | status = "okay"; |
| 121 | }; |