[people/ms/u-boot.git] / arch / arm / dts / am335x-draco.dtsi

/*
 * Common support for Siemens Draco SOM (AM335x based)
 *
 * Copyright (C) 2013,2014 - Stefan Roese <sr@denx.de>
 *
 * 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.
 */

/ {
	chosen {
		stdout-path = &uart0;
		tick-timer = &timer2;
	};

	memory {
		device_type = "memory";
		reg = <0x80000000 0x08000000>; /* 128 MB */
	};

	ocp {
		uart0: serial@44e09000 {
			pinctrl-names = "default";
			pinctrl-0 = <&uart0_pins>;
			status = "okay";
		};

		i2c0: i2c@44e0b000 {
			pinctrl-names = "default";
			pinctrl-0 = <&i2c0_pins>;

			status = "okay";
			clock-frequency = <400000>;

			eeprom: eeprom@50 {
				compatible = "atmel,24c128";
				reg = <0x50>;
				pagesize = <64>;
			};
		};

		musb: usb@47400000 {
			status = "okay";

			control@44e10620 {
				status = "okay";
			};

			usb-phy@47401300 {
				status = "okay";
			};

			usb-phy@47401b00 {
				status = "okay";
			};

			usb@47401000 {
				status = "okay";
			};

			usb@47401800 {
				status = "okay";
				dr_mode = "host";
			};

			dma-controller@47402000  {
				status = "okay";
			};
		};
	};
};

&am33xx_pinmux {
		i2c0_pins: pinmux_i2c0_pins {
			pinctrl-single,pins = <
				0x188 (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c0_sda.i2c0_sda */
				0x18c (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c0_scl.i2c0_scl */
			>;
		};

		uart0_pins: pinmux_uart0_pins {
			pinctrl-single,pins = <
				0x170 (PIN_INPUT_PULLUP | MUX_MODE0)	/* uart0_rxd.uart0_rxd */
				0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* uart0_txd.uart0_txd */
			>;
		};

		nandflash_pins: nandflash_pins {
			pinctrl-single,pins = <
				0x0 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad0.gpmc_ad0 */
				0x4 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad1.gpmc_ad1 */
				0x8 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad2.gpmc_ad2 */
				0xc (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad3.gpmc_ad3 */
				0x10 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad4.gpmc_ad4 */
				0x14 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad5.gpmc_ad5 */
				0x18 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad6.gpmc_ad6 */
				0x1c (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad7.gpmc_ad7 */
				0x70 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_wait0.gpmc_wait0 */
				0x74 (PIN_INPUT_PULLUP | MUX_MODE7)	/* gpmc_wpn.gpio0_30 */
				0x7c (PIN_OUTPUT | MUX_MODE0)		/* gpmc_csn0.gpmc_csn0  */
				0x90 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_advn_ale.gpmc_advn_ale */
				0x94 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_oen_ren.gpmc_oen_ren */
				0x98 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_wen.gpmc_wen */
				0x9c (PIN_OUTPUT | MUX_MODE0)		/* gpmc_be0n_cle.gpmc_be0n_cle */
			>;
		};
	};


&timer3 {
	status = "disabled";
};

&uart4 {
	status = "disabled";
};

&elm {
	status = "okay";
};

&gpmc {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&nandflash_pins>;

	ranges = <0 0 0x08000000 0x10000000>;	/* CS0: NAND */

	nand@0,0 {
		reg = <0 0 0>; /* CS0, offset 0 */
		nand-bus-width = <8>;
		ti,nand-ecc-opt = "bch8";
		gpmc,device-nand = "true";
		gpmc,device-width = <1>;
		gpmc,sync-clk-ps = <0>;
		gpmc,cs-on-ns = <0>;
		gpmc,cs-rd-off-ns = <44>;
		gpmc,cs-wr-off-ns = <44>;
		gpmc,adv-on-ns = <6>;
		gpmc,adv-rd-off-ns = <34>;
		gpmc,adv-wr-off-ns = <44>;
		gpmc,we-on-ns = <0>;
		gpmc,we-off-ns = <40>;
		gpmc,oe-on-ns = <0>;
		gpmc,oe-off-ns = <54>;
		gpmc,access-ns = <64>;
		gpmc,rd-cycle-ns = <82>;
		gpmc,wr-cycle-ns = <82>;
		gpmc,wait-on-read = "true";
		gpmc,wait-on-write = "true";
		gpmc,bus-turnaround-ns = <0>;
		gpmc,cycle2cycle-delay-ns = <0>;
		gpmc,clk-activation-ns = <0>;
		gpmc,wait-monitoring-ns = <0>;
		gpmc,wr-access-ns = <40>;
		gpmc,wr-data-mux-bus-ns = <0>;

		#address-cells = <1>;
		#size-cells = <1>;
		elm_id = <&elm>;
	};
};

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