xref: /rk3399_rockchip-uboot/arch/arm/dts/am335x-draco.dts (revision 71423435fb02c2ed9e7aa14c1208d3cccbff2519)
1*71423435SHeiko Schocher/*
2*71423435SHeiko Schocher * Support for Siemens DRACO board
3*71423435SHeiko Schocher *
4*71423435SHeiko Schocher * Copyright (C) 2014 - Lukas Stockmann <lukas.stockmann@siemens.com>
5*71423435SHeiko Schocher *
6*71423435SHeiko Schocher * This file is licensed under the terms of the GNU General Public License
7*71423435SHeiko Schocher * version 2.  This program is licensed "as is" without any warranty of any
8*71423435SHeiko Schocher * kind, whether express or implied.
9*71423435SHeiko Schocher */
10*71423435SHeiko Schocher
11*71423435SHeiko Schocher/dts-v1/;
12*71423435SHeiko Schocher
13*71423435SHeiko Schocher#include "am33xx.dtsi"
14*71423435SHeiko Schocher#include "am335x-draco.dtsi"
15*71423435SHeiko Schocher#include <dt-bindings/input/input.h>
16*71423435SHeiko Schocher
17*71423435SHeiko Schocher/ {
18*71423435SHeiko Schocher	model = "Siemens DRACO";
19*71423435SHeiko Schocher	compatible = "siemens,draco", "ti,am33xx";
20*71423435SHeiko Schocher
21*71423435SHeiko Schocher	/* ethernet alias is needed for the MAC address passing from U-Boot */
22*71423435SHeiko Schocher	aliases {
23*71423435SHeiko Schocher		ethernet0 = &cpsw_emac0;
24*71423435SHeiko Schocher		mdio-gpio0 = &mdio0;
25*71423435SHeiko Schocher	};
26*71423435SHeiko Schocher
27*71423435SHeiko Schocher	gpio-keys {
28*71423435SHeiko Schocher		compatible = "gpio-keys";
29*71423435SHeiko Schocher		button0 {
30*71423435SHeiko Schocher			label = "button0";
31*71423435SHeiko Schocher			gpios = <&gpio0 27 GPIO_ACTIVE_LOW>;
32*71423435SHeiko Schocher			linux,code = <KEY_F1>; /* button0 */
33*71423435SHeiko Schocher		};
34*71423435SHeiko Schocher		button1 {
35*71423435SHeiko Schocher			label = "button1";
36*71423435SHeiko Schocher			gpios = <&gpio2 23 GPIO_ACTIVE_LOW>;
37*71423435SHeiko Schocher			linux,code = <KEY_F2>; /* button1 */
38*71423435SHeiko Schocher		};
39*71423435SHeiko Schocher	};
40*71423435SHeiko Schocher
41*71423435SHeiko Schocher	ocp {
42*71423435SHeiko Schocher		debugss: debugss@4b000000 {
43*71423435SHeiko Schocher			compatible = "ti,debugss";
44*71423435SHeiko Schocher			ti,hwmods = "debugss";
45*71423435SHeiko Schocher			reg = <0x4b000000 1000000>;
46*71423435SHeiko Schocher			status = "disabled";
47*71423435SHeiko Schocher		};
48*71423435SHeiko Schocher	};
49*71423435SHeiko Schocher};
50*71423435SHeiko Schocher
51*71423435SHeiko Schocher&am33xx_pinmux {
52*71423435SHeiko Schocher	pinctrl-names = "default";
53*71423435SHeiko Schocher	pinctrl-0 = <&gpio_mux_pins>;
54*71423435SHeiko Schocher
55*71423435SHeiko Schocher	gpio_mux_pins: gpio_mux_pins {
56*71423435SHeiko Schocher		pinctrl-single,pins = <
57*71423435SHeiko Schocher			0x1d0 (PIN_INPUT | MUX_MODE0)	/* tms jtag */
58*71423435SHeiko Schocher			0x1d4 (PIN_INPUT | MUX_MODE0)	/* tdi jtag */
59*71423435SHeiko Schocher			0x1d8 (PIN_OUTPUT | MUX_MODE0)	/* tdo jtag */
60*71423435SHeiko Schocher			0x1dc (PIN_INPUT | MUX_MODE0)	/* tck jtag */
61*71423435SHeiko Schocher			0x1e0 (PIN_INPUT | MUX_MODE0)	/* trstn jtag */
62*71423435SHeiko Schocher		>;
63*71423435SHeiko Schocher	};
64*71423435SHeiko Schocher
65*71423435SHeiko Schocher	cpsw_default: cpsw_default {
66*71423435SHeiko Schocher		pinctrl-single,pins = <
67*71423435SHeiko Schocher			0x0E8 (PIN_INPUT_PULLUP | MUX_MODE7)	/* lcd_plck FIX STO should be a OUTPUT driven high*/
68*71423435SHeiko Schocher			0x10c (PIN_INPUT_PULLDOWN | MUX_MODE1)	/* mii1_crs.rmii1_crs_dv */
69*71423435SHeiko Schocher			0x114 (PIN_OUTPUT | MUX_MODE1)		/* mii1_txen.mii1_txen */
70*71423435SHeiko Schocher			0x124 (PIN_OUTPUT | MUX_MODE1)		/* mii1_txd1.mii1_txd1 */
71*71423435SHeiko Schocher			0x128 (PIN_OUTPUT | MUX_MODE1)		/* mii1_txd0.mii1_txd0 */
72*71423435SHeiko Schocher			0x13c (PIN_INPUT_PULLDOWN | MUX_MODE1)	/* mii1_rxd1.mii1_rxd1 */
73*71423435SHeiko Schocher			0x140 (PIN_INPUT_PULLDOWN | MUX_MODE1)	/* mii1_rxd0.mii1_rxd0 */
74*71423435SHeiko Schocher			0x144 (PIN_INPUT_PULLDOWN | MUX_MODE0)	/* rmii1_refclk.rmii1_refclk */
75*71423435SHeiko Schocher		>;
76*71423435SHeiko Schocher	};
77*71423435SHeiko Schocher
78*71423435SHeiko Schocher	cpsw_sleep: cpsw_sleep {
79*71423435SHeiko Schocher		pinctrl-single,pins = <
80*71423435SHeiko Schocher			0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7)
81*71423435SHeiko Schocher			0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7)
82*71423435SHeiko Schocher			0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7)
83*71423435SHeiko Schocher			0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7)
84*71423435SHeiko Schocher			0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7)
85*71423435SHeiko Schocher			0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7)
86*71423435SHeiko Schocher			0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7)
87*71423435SHeiko Schocher		>;
88*71423435SHeiko Schocher	};
89*71423435SHeiko Schocher
90*71423435SHeiko Schocher	davinci_mdio_default: davinci_mdio_default {
91*71423435SHeiko Schocher		pinctrl-single,pins = <
92*71423435SHeiko Schocher			/* MDIO */
93*71423435SHeiko Schocher			0x148 (PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0)	/* mdio_data.mdio_data */
94*71423435SHeiko Schocher			0x14c (PIN_OUTPUT | MUX_MODE0)			/* mdio_clk.mdio_clk */
95*71423435SHeiko Schocher		>;
96*71423435SHeiko Schocher	};
97*71423435SHeiko Schocher
98*71423435SHeiko Schocher	davinci_mdio_sleep: davinci_mdio_sleep {
99*71423435SHeiko Schocher		pinctrl-single,pins = <
100*71423435SHeiko Schocher			/* MDIO reset value */
101*71423435SHeiko Schocher			0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7)
102*71423435SHeiko Schocher			0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
103*71423435SHeiko Schocher		>;
104*71423435SHeiko Schocher	};
105*71423435SHeiko Schocher
106*71423435SHeiko Schocher	gpio_mdio_default: gpio_mdio_default {
107*71423435SHeiko Schocher		pinctrl-single,pins = <
108*71423435SHeiko Schocher			/* MDIO via GPIO */
109*71423435SHeiko Schocher			0x148 (PIN_INPUT | MUX_MODE7)	/* mdio_data.mdio_data GPIO0_0 */
110*71423435SHeiko Schocher			0x14c (PIN_OUTPUT | MUX_MODE7)	/* mdio_clk.mdio_clk GPIO0_1 */
111*71423435SHeiko Schocher		>;
112*71423435SHeiko Schocher	};
113*71423435SHeiko Schocher};
114*71423435SHeiko Schocher
115*71423435SHeiko Schocher&mac {
116*71423435SHeiko Schocher	pinctrl-names = "default", "sleep";
117*71423435SHeiko Schocher	pinctrl-0 = <&cpsw_default>;
118*71423435SHeiko Schocher	pinctrl-1 = <&cpsw_sleep>;
119*71423435SHeiko Schocher	slaves = <1>;			/* use only one emac if */
120*71423435SHeiko Schocher
121*71423435SHeiko Schocher	mdio0: gpio {
122*71423435SHeiko Schocher		compatible = "virtual,mdio-gpio";
123*71423435SHeiko Schocher		pinctrl-names = "default";
124*71423435SHeiko Schocher		pinctrl-0 = <&gpio_mdio_default>;
125*71423435SHeiko Schocher
126*71423435SHeiko Schocher		#address-cells = <1>;
127*71423435SHeiko Schocher		#size-cells = <0>;
128*71423435SHeiko Schocher		gpios = <&gpio0 1 GPIO_ACTIVE_HIGH	/* MDIO-CLK */
129*71423435SHeiko Schocher			 &gpio0 0 GPIO_ACTIVE_HIGH>;	/* MDIO-DATA */
130*71423435SHeiko Schocher
131*71423435SHeiko Schocher		phy0: ethernet-phy@1 {
132*71423435SHeiko Schocher			reg = <0>;
133*71423435SHeiko Schocher		};
134*71423435SHeiko Schocher	};
135*71423435SHeiko Schocher};
136*71423435SHeiko Schocher
137*71423435SHeiko Schocher/* Disable davinci/am335x mdio interface on this platform */
138*71423435SHeiko Schocher&davinci_mdio {
139*71423435SHeiko Schocher	pinctrl-names = "default", "sleep";
140*71423435SHeiko Schocher	pinctrl-0 = <&davinci_mdio_default>;
141*71423435SHeiko Schocher	pinctrl-1 = <&davinci_mdio_sleep>;
142*71423435SHeiko Schocher	status = "disabled";
143*71423435SHeiko Schocher};
144*71423435SHeiko Schocher
145*71423435SHeiko Schocher&cpsw_emac0 {
146*71423435SHeiko Schocher	phy_id = <&mdio0>, <0>;
147*71423435SHeiko Schocher	phy-mode = "rmii";
148*71423435SHeiko Schocher};
149*71423435SHeiko Schocher
150*71423435SHeiko Schocher&phy_sel {
151*71423435SHeiko Schocher	rmii-clock-ext;
152*71423435SHeiko Schocher};
153