| Heiko Schocher | 7142343 | 2016-06-13 15:16:01 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Support for Siemens DRACO board |
| 3 | * |
| 4 | * Copyright (C) 2014 - Lukas Stockmann <lukas.stockmann@siemens.com> |
| 5 | * |
| 6 | * This file is licensed under the terms of the GNU General Public License |
| 7 | * version 2. This program is licensed "as is" without any warranty of any |
| 8 | * kind, whether express or implied. |
| 9 | */ |
| 10 | |
| 11 | /dts-v1/; |
| 12 | |
| 13 | #include "am33xx.dtsi" |
| 14 | #include "am335x-draco.dtsi" |
| 15 | #include <dt-bindings/input/input.h> |
| 16 | |
| 17 | / { |
| 18 | model = "Siemens DRACO"; |
| 19 | compatible = "siemens,draco", "ti,am33xx"; |
| 20 | |
| 21 | /* ethernet alias is needed for the MAC address passing from U-Boot */ |
| 22 | aliases { |
| 23 | ethernet0 = &cpsw_emac0; |
| 24 | mdio-gpio0 = &mdio0; |
| 25 | }; |
| 26 | |
| 27 | gpio-keys { |
| 28 | compatible = "gpio-keys"; |
| 29 | button0 { |
| 30 | label = "button0"; |
| 31 | gpios = <&gpio0 27 GPIO_ACTIVE_LOW>; |
| 32 | linux,code = <KEY_F1>; /* button0 */ |
| 33 | }; |
| 34 | button1 { |
| 35 | label = "button1"; |
| 36 | gpios = <&gpio2 23 GPIO_ACTIVE_LOW>; |
| 37 | linux,code = <KEY_F2>; /* button1 */ |
| 38 | }; |
| 39 | }; |
| 40 | |
| 41 | ocp { |
| 42 | debugss: debugss@4b000000 { |
| 43 | compatible = "ti,debugss"; |
| 44 | ti,hwmods = "debugss"; |
| 45 | reg = <0x4b000000 1000000>; |
| 46 | status = "disabled"; |
| 47 | }; |
| 48 | }; |
| 49 | }; |
| 50 | |
| 51 | &am33xx_pinmux { |
| 52 | pinctrl-names = "default"; |
| 53 | pinctrl-0 = <&gpio_mux_pins>; |
| 54 | |
| 55 | gpio_mux_pins: gpio_mux_pins { |
| 56 | pinctrl-single,pins = < |
| 57 | 0x1d0 (PIN_INPUT | MUX_MODE0) /* tms jtag */ |
| 58 | 0x1d4 (PIN_INPUT | MUX_MODE0) /* tdi jtag */ |
| 59 | 0x1d8 (PIN_OUTPUT | MUX_MODE0) /* tdo jtag */ |
| 60 | 0x1dc (PIN_INPUT | MUX_MODE0) /* tck jtag */ |
| 61 | 0x1e0 (PIN_INPUT | MUX_MODE0) /* trstn jtag */ |
| 62 | >; |
| 63 | }; |
| 64 | |
| 65 | cpsw_default: cpsw_default { |
| 66 | pinctrl-single,pins = < |
| 67 | 0x0E8 (PIN_INPUT_PULLUP | MUX_MODE7) /* lcd_plck FIX STO should be a OUTPUT driven high*/ |
| 68 | 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_crs.rmii1_crs_dv */ |
| 69 | 0x114 (PIN_OUTPUT | MUX_MODE1) /* mii1_txen.mii1_txen */ |
| 70 | 0x124 (PIN_OUTPUT | MUX_MODE1) /* mii1_txd1.mii1_txd1 */ |
| 71 | 0x128 (PIN_OUTPUT | MUX_MODE1) /* mii1_txd0.mii1_txd0 */ |
| 72 | 0x13c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd1.mii1_rxd1 */ |
| 73 | 0x140 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd0.mii1_rxd0 */ |
| 74 | 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* rmii1_refclk.rmii1_refclk */ |
| 75 | >; |
| 76 | }; |
| 77 | |
| 78 | cpsw_sleep: cpsw_sleep { |
| 79 | pinctrl-single,pins = < |
| 80 | 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7) |
| 81 | 0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7) |
| 82 | 0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7) |
| 83 | 0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7) |
| 84 | 0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7) |
| 85 | 0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7) |
| 86 | 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7) |
| 87 | >; |
| 88 | }; |
| 89 | |
| 90 | davinci_mdio_default: davinci_mdio_default { |
| 91 | pinctrl-single,pins = < |
| 92 | /* MDIO */ |
| 93 | 0x148 (PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */ |
| 94 | 0x14c (PIN_OUTPUT | MUX_MODE0) /* mdio_clk.mdio_clk */ |
| 95 | >; |
| 96 | }; |
| 97 | |
| 98 | davinci_mdio_sleep: davinci_mdio_sleep { |
| 99 | pinctrl-single,pins = < |
| 100 | /* MDIO reset value */ |
| 101 | 0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7) |
| 102 | 0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7) |
| 103 | >; |
| 104 | }; |
| 105 | |
| 106 | gpio_mdio_default: gpio_mdio_default { |
| 107 | pinctrl-single,pins = < |
| 108 | /* MDIO via GPIO */ |
| 109 | 0x148 (PIN_INPUT | MUX_MODE7) /* mdio_data.mdio_data GPIO0_0 */ |
| 110 | 0x14c (PIN_OUTPUT | MUX_MODE7) /* mdio_clk.mdio_clk GPIO0_1 */ |
| 111 | >; |
| 112 | }; |
| 113 | }; |
| 114 | |
| 115 | &mac { |
| 116 | pinctrl-names = "default", "sleep"; |
| 117 | pinctrl-0 = <&cpsw_default>; |
| 118 | pinctrl-1 = <&cpsw_sleep>; |
| 119 | slaves = <1>; /* use only one emac if */ |
| 120 | |
| 121 | mdio0: gpio { |
| 122 | compatible = "virtual,mdio-gpio"; |
| 123 | pinctrl-names = "default"; |
| 124 | pinctrl-0 = <&gpio_mdio_default>; |
| 125 | |
| 126 | #address-cells = <1>; |
| 127 | #size-cells = <0>; |
| 128 | gpios = <&gpio0 1 GPIO_ACTIVE_HIGH /* MDIO-CLK */ |
| 129 | &gpio0 0 GPIO_ACTIVE_HIGH>; /* MDIO-DATA */ |
| 130 | |
| 131 | phy0: ethernet-phy@1 { |
| 132 | reg = <0>; |
| 133 | }; |
| 134 | }; |
| 135 | }; |
| 136 | |
| 137 | /* Disable davinci/am335x mdio interface on this platform */ |
| 138 | &davinci_mdio { |
| 139 | pinctrl-names = "default", "sleep"; |
| 140 | pinctrl-0 = <&davinci_mdio_default>; |
| 141 | pinctrl-1 = <&davinci_mdio_sleep>; |
| 142 | status = "disabled"; |
| 143 | }; |
| 144 | |
| 145 | &cpsw_emac0 { |
| 146 | phy_id = <&mdio0>, <0>; |
| 147 | phy-mode = "rmii"; |
| 148 | }; |
| 149 | |
| 150 | &phy_sel { |
| 151 | rmii-clock-ext; |
| 152 | }; |