/* * Support for Siemens DRACO board * * Copyright (C) 2014 - Lukas Stockmann <lukas.stockmann@siemens.com> * * This file is licensed under the terms of the GNU General Public License * version 2. This program is licensed "as is" without any warranty of any * kind, whether express or implied. */ /dts-v1/; #include "am33xx.dtsi" #include "am335x-draco.dtsi" #include <dt-bindings/input/input.h> / { model = "Siemens DRACO"; compatible = "siemens,draco", "ti,am33xx"; /* ethernet alias is needed for the MAC address passing from U-Boot */ aliases { ethernet0 = &cpsw_emac0; mdio-gpio0 = &mdio0; }; gpio-keys { compatible = "gpio-keys"; button0 { label = "button0"; gpios = <&gpio0 27 GPIO_ACTIVE_LOW>; linux,code = <KEY_F1>; /* button0 */ }; button1 { label = "button1"; gpios = <&gpio2 23 GPIO_ACTIVE_LOW>; linux,code = <KEY_F2>; /* button1 */ }; }; ocp { debugss: debugss@4b000000 { compatible = "ti,debugss"; ti,hwmods = "debugss"; reg = <0x4b000000 1000000>; status = "disabled"; }; }; }; &am33xx_pinmux { pinctrl-names = "default"; pinctrl-0 = <&gpio_mux_pins>; gpio_mux_pins: gpio_mux_pins { pinctrl-single,pins = < 0x1d0 (PIN_INPUT | MUX_MODE0) /* tms jtag */ 0x1d4 (PIN_INPUT | MUX_MODE0) /* tdi jtag */ 0x1d8 (PIN_OUTPUT | MUX_MODE0) /* tdo jtag */ 0x1dc (PIN_INPUT | MUX_MODE0) /* tck jtag */ 0x1e0 (PIN_INPUT | MUX_MODE0) /* trstn jtag */ >; }; cpsw_default: cpsw_default { pinctrl-single,pins = < 0x0E8 (PIN_INPUT_PULLUP | MUX_MODE7) /* lcd_plck FIX STO should be a OUTPUT driven high*/ 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_crs.rmii1_crs_dv */ 0x114 (PIN_OUTPUT | MUX_MODE1) /* mii1_txen.mii1_txen */ 0x124 (PIN_OUTPUT | MUX_MODE1) /* mii1_txd1.mii1_txd1 */ 0x128 (PIN_OUTPUT | MUX_MODE1) /* mii1_txd0.mii1_txd0 */ 0x13c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd1.mii1_rxd1 */ 0x140 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd0.mii1_rxd0 */ 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* rmii1_refclk.rmii1_refclk */ >; }; cpsw_sleep: cpsw_sleep { pinctrl-single,pins = < 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7) >; }; davinci_mdio_default: davinci_mdio_default { pinctrl-single,pins = < /* MDIO */ 0x148 (PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */ 0x14c (PIN_OUTPUT | MUX_MODE0) /* mdio_clk.mdio_clk */ >; }; davinci_mdio_sleep: davinci_mdio_sleep { pinctrl-single,pins = < /* MDIO reset value */ 0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7) >; }; gpio_mdio_default: gpio_mdio_default { pinctrl-single,pins = < /* MDIO via GPIO */ 0x148 (PIN_INPUT | MUX_MODE7) /* mdio_data.mdio_data GPIO0_0 */ 0x14c (PIN_OUTPUT | MUX_MODE7) /* mdio_clk.mdio_clk GPIO0_1 */ >; }; }; &mac { pinctrl-names = "default", "sleep"; pinctrl-0 = <&cpsw_default>; pinctrl-1 = <&cpsw_sleep>; slaves = <1>; /* use only one emac if */ mdio0: gpio { compatible = "virtual,mdio-gpio"; pinctrl-names = "default"; pinctrl-0 = <&gpio_mdio_default>; #address-cells = <1>; #size-cells = <0>; gpios = <&gpio0 1 GPIO_ACTIVE_HIGH /* MDIO-CLK */ &gpio0 0 GPIO_ACTIVE_HIGH>; /* MDIO-DATA */ phy0: ethernet-phy@1 { reg = <0>; }; }; }; /* Disable davinci/am335x mdio interface on this platform */ &davinci_mdio { pinctrl-names = "default", "sleep"; pinctrl-0 = <&davinci_mdio_default>; pinctrl-1 = <&davinci_mdio_sleep>; status = "disabled"; }; &cpsw_emac0 { phy_id = <&mdio0>, <0>; phy-mode = "rmii"; }; &phy_sel { rmii-clock-ext; };