xref: /openbmc/u-boot/arch/arm/dts/am335x-draco.dtsi (revision 71423435fb02c2ed9e7aa14c1208d3cccbff2519)
1*71423435SHeiko Schocher/*
2*71423435SHeiko Schocher * Common support for Siemens Draco SOM (AM335x based)
3*71423435SHeiko Schocher *
4*71423435SHeiko Schocher * Copyright (C) 2013,2014 - Stefan Roese <sr@denx.de>
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/ {
12*71423435SHeiko Schocher	chosen {
13*71423435SHeiko Schocher		stdout-path = &uart0;
14*71423435SHeiko Schocher		tick-timer = &timer2;
15*71423435SHeiko Schocher	};
16*71423435SHeiko Schocher
17*71423435SHeiko Schocher	memory {
18*71423435SHeiko Schocher		device_type = "memory";
19*71423435SHeiko Schocher		reg = <0x80000000 0x08000000>; /* 128 MB */
20*71423435SHeiko Schocher	};
21*71423435SHeiko Schocher
22*71423435SHeiko Schocher	ocp {
23*71423435SHeiko Schocher		uart0: serial@44e09000 {
24*71423435SHeiko Schocher			pinctrl-names = "default";
25*71423435SHeiko Schocher			pinctrl-0 = <&uart0_pins>;
26*71423435SHeiko Schocher			status = "okay";
27*71423435SHeiko Schocher		};
28*71423435SHeiko Schocher
29*71423435SHeiko Schocher		i2c0: i2c@44e0b000 {
30*71423435SHeiko Schocher			pinctrl-names = "default";
31*71423435SHeiko Schocher			pinctrl-0 = <&i2c0_pins>;
32*71423435SHeiko Schocher
33*71423435SHeiko Schocher			status = "okay";
34*71423435SHeiko Schocher			clock-frequency = <400000>;
35*71423435SHeiko Schocher
36*71423435SHeiko Schocher			eeprom: eeprom@50 {
37*71423435SHeiko Schocher				compatible = "atmel,24c128";
38*71423435SHeiko Schocher				reg = <0x50>;
39*71423435SHeiko Schocher				pagesize = <64>;
40*71423435SHeiko Schocher			};
41*71423435SHeiko Schocher		};
42*71423435SHeiko Schocher
43*71423435SHeiko Schocher		musb: usb@47400000 {
44*71423435SHeiko Schocher			status = "okay";
45*71423435SHeiko Schocher
46*71423435SHeiko Schocher			control@44e10620 {
47*71423435SHeiko Schocher				status = "okay";
48*71423435SHeiko Schocher			};
49*71423435SHeiko Schocher
50*71423435SHeiko Schocher			usb-phy@47401300 {
51*71423435SHeiko Schocher				status = "okay";
52*71423435SHeiko Schocher			};
53*71423435SHeiko Schocher
54*71423435SHeiko Schocher			usb-phy@47401b00 {
55*71423435SHeiko Schocher				status = "okay";
56*71423435SHeiko Schocher			};
57*71423435SHeiko Schocher
58*71423435SHeiko Schocher			usb@47401000 {
59*71423435SHeiko Schocher				status = "okay";
60*71423435SHeiko Schocher			};
61*71423435SHeiko Schocher
62*71423435SHeiko Schocher			usb@47401800 {
63*71423435SHeiko Schocher				status = "okay";
64*71423435SHeiko Schocher				dr_mode = "host";
65*71423435SHeiko Schocher			};
66*71423435SHeiko Schocher
67*71423435SHeiko Schocher			dma-controller@47402000  {
68*71423435SHeiko Schocher				status = "okay";
69*71423435SHeiko Schocher			};
70*71423435SHeiko Schocher		};
71*71423435SHeiko Schocher	};
72*71423435SHeiko Schocher};
73*71423435SHeiko Schocher
74*71423435SHeiko Schocher&am33xx_pinmux {
75*71423435SHeiko Schocher		i2c0_pins: pinmux_i2c0_pins {
76*71423435SHeiko Schocher			pinctrl-single,pins = <
77*71423435SHeiko Schocher				0x188 (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c0_sda.i2c0_sda */
78*71423435SHeiko Schocher				0x18c (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c0_scl.i2c0_scl */
79*71423435SHeiko Schocher			>;
80*71423435SHeiko Schocher		};
81*71423435SHeiko Schocher
82*71423435SHeiko Schocher		uart0_pins: pinmux_uart0_pins {
83*71423435SHeiko Schocher			pinctrl-single,pins = <
84*71423435SHeiko Schocher				0x170 (PIN_INPUT_PULLUP | MUX_MODE0)	/* uart0_rxd.uart0_rxd */
85*71423435SHeiko Schocher				0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* uart0_txd.uart0_txd */
86*71423435SHeiko Schocher			>;
87*71423435SHeiko Schocher		};
88*71423435SHeiko Schocher
89*71423435SHeiko Schocher		nandflash_pins: nandflash_pins {
90*71423435SHeiko Schocher			pinctrl-single,pins = <
91*71423435SHeiko Schocher				0x0 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad0.gpmc_ad0 */
92*71423435SHeiko Schocher				0x4 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad1.gpmc_ad1 */
93*71423435SHeiko Schocher				0x8 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad2.gpmc_ad2 */
94*71423435SHeiko Schocher				0xc (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad3.gpmc_ad3 */
95*71423435SHeiko Schocher				0x10 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad4.gpmc_ad4 */
96*71423435SHeiko Schocher				0x14 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad5.gpmc_ad5 */
97*71423435SHeiko Schocher				0x18 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad6.gpmc_ad6 */
98*71423435SHeiko Schocher				0x1c (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad7.gpmc_ad7 */
99*71423435SHeiko Schocher				0x70 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_wait0.gpmc_wait0 */
100*71423435SHeiko Schocher				0x74 (PIN_INPUT_PULLUP | MUX_MODE7)	/* gpmc_wpn.gpio0_30 */
101*71423435SHeiko Schocher				0x7c (PIN_OUTPUT | MUX_MODE0)		/* gpmc_csn0.gpmc_csn0  */
102*71423435SHeiko Schocher				0x90 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_advn_ale.gpmc_advn_ale */
103*71423435SHeiko Schocher				0x94 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_oen_ren.gpmc_oen_ren */
104*71423435SHeiko Schocher				0x98 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_wen.gpmc_wen */
105*71423435SHeiko Schocher				0x9c (PIN_OUTPUT | MUX_MODE0)		/* gpmc_be0n_cle.gpmc_be0n_cle */
106*71423435SHeiko Schocher			>;
107*71423435SHeiko Schocher		};
108*71423435SHeiko Schocher	};
109*71423435SHeiko Schocher
110*71423435SHeiko Schocher
111*71423435SHeiko Schocher&timer3 {
112*71423435SHeiko Schocher	status = "disabled";
113*71423435SHeiko Schocher};
114*71423435SHeiko Schocher
115*71423435SHeiko Schocher&uart4 {
116*71423435SHeiko Schocher	status = "disabled";
117*71423435SHeiko Schocher};
118*71423435SHeiko Schocher
119*71423435SHeiko Schocher&elm {
120*71423435SHeiko Schocher	status = "okay";
121*71423435SHeiko Schocher};
122*71423435SHeiko Schocher
123*71423435SHeiko Schocher&gpmc {
124*71423435SHeiko Schocher	status = "okay";
125*71423435SHeiko Schocher	pinctrl-names = "default";
126*71423435SHeiko Schocher	pinctrl-0 = <&nandflash_pins>;
127*71423435SHeiko Schocher
128*71423435SHeiko Schocher	ranges = <0 0 0x08000000 0x10000000>;	/* CS0: NAND */
129*71423435SHeiko Schocher
130*71423435SHeiko Schocher	nand@0,0 {
131*71423435SHeiko Schocher		reg = <0 0 0>; /* CS0, offset 0 */
132*71423435SHeiko Schocher		nand-bus-width = <8>;
133*71423435SHeiko Schocher		ti,nand-ecc-opt = "bch8";
134*71423435SHeiko Schocher		gpmc,device-nand = "true";
135*71423435SHeiko Schocher		gpmc,device-width = <1>;
136*71423435SHeiko Schocher		gpmc,sync-clk-ps = <0>;
137*71423435SHeiko Schocher		gpmc,cs-on-ns = <0>;
138*71423435SHeiko Schocher		gpmc,cs-rd-off-ns = <44>;
139*71423435SHeiko Schocher		gpmc,cs-wr-off-ns = <44>;
140*71423435SHeiko Schocher		gpmc,adv-on-ns = <6>;
141*71423435SHeiko Schocher		gpmc,adv-rd-off-ns = <34>;
142*71423435SHeiko Schocher		gpmc,adv-wr-off-ns = <44>;
143*71423435SHeiko Schocher		gpmc,we-on-ns = <0>;
144*71423435SHeiko Schocher		gpmc,we-off-ns = <40>;
145*71423435SHeiko Schocher		gpmc,oe-on-ns = <0>;
146*71423435SHeiko Schocher		gpmc,oe-off-ns = <54>;
147*71423435SHeiko Schocher		gpmc,access-ns = <64>;
148*71423435SHeiko Schocher		gpmc,rd-cycle-ns = <82>;
149*71423435SHeiko Schocher		gpmc,wr-cycle-ns = <82>;
150*71423435SHeiko Schocher		gpmc,wait-on-read = "true";
151*71423435SHeiko Schocher		gpmc,wait-on-write = "true";
152*71423435SHeiko Schocher		gpmc,bus-turnaround-ns = <0>;
153*71423435SHeiko Schocher		gpmc,cycle2cycle-delay-ns = <0>;
154*71423435SHeiko Schocher		gpmc,clk-activation-ns = <0>;
155*71423435SHeiko Schocher		gpmc,wait-monitoring-ns = <0>;
156*71423435SHeiko Schocher		gpmc,wr-access-ns = <40>;
157*71423435SHeiko Schocher		gpmc,wr-data-mux-bus-ns = <0>;
158*71423435SHeiko Schocher
159*71423435SHeiko Schocher		#address-cells = <1>;
160*71423435SHeiko Schocher		#size-cells = <1>;
161*71423435SHeiko Schocher		elm_id = <&elm>;
162*71423435SHeiko Schocher	};
163*71423435SHeiko Schocher};
164*71423435SHeiko Schocher
165*71423435SHeiko Schocher/* disable the RTC node as its not accessible on the draco/dxr2 board */
166*71423435SHeiko Schocher&rtc {
167*71423435SHeiko Schocher	status = "disabled";
168*71423435SHeiko Schocher	ti,hwmods = "disabled";
169*71423435SHeiko Schocher};
170