1 /*
2  * Copyright (c) 2011 The Chromium OS Authors.
3  * Copyright (c) 2013 NVIDIA Corporation
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #ifndef _TEGRA_USB_H_
9 #define _TEGRA_USB_H_
10 
11 /* USB Controller (USBx_CONTROLLER_) regs */
12 struct usb_ctlr {
13 	/* 0x000 */
14 	uint id;
15 	uint reserved0;
16 	uint host;
17 	uint device;
18 
19 	/* 0x010 */
20 	uint txbuf;
21 	uint rxbuf;
22 	uint reserved1[2];
23 
24 	/* 0x020 */
25 	uint reserved2[56];
26 
27 	/* 0x100 */
28 	u16 cap_length;
29 	u16 hci_version;
30 	uint hcs_params;
31 	uint hcc_params;
32 	uint reserved3[5];
33 
34 	/* 0x120 */
35 	uint dci_version;
36 	uint dcc_params;
37 	uint reserved4[2];
38 
39 #ifdef CONFIG_TEGRA20
40 	/* 0x130 */
41 	uint reserved4_2[4];
42 
43 	/* 0x140 */
44 	uint usb_cmd;
45 	uint usb_sts;
46 	uint usb_intr;
47 	uint frindex;
48 
49 	/* 0x150 */
50 	uint reserved5;
51 	uint periodic_list_base;
52 	uint async_list_addr;
53 	uint async_tt_sts;
54 
55 	/* 0x160 */
56 	uint burst_size;
57 	uint tx_fill_tuning;
58 	uint reserved6;   /* is this port_sc1 on some controllers? */
59 	uint icusb_ctrl;
60 
61 	/* 0x170 */
62 	uint ulpi_viewport;
63 	uint reserved7;
64 	uint endpt_nak;
65 	uint endpt_nak_enable;
66 
67 	/* 0x180 */
68 	uint reserved;
69 	uint port_sc1;
70 	uint reserved8[6];
71 
72 	/* 0x1a0 */
73 	uint reserved9;
74 	uint otgsc;
75 	uint usb_mode;
76 	uint endpt_setup_stat;
77 
78 	/* 0x1b0 */
79 	uint reserved10[20];
80 
81 	/* 0x200 */
82 	uint reserved11[0x80];
83 #else
84 	/* 0x130 */
85 	uint usb_cmd;
86 	uint usb_sts;
87 	uint usb_intr;
88 	uint frindex;
89 
90 	/* 0x140 */
91 	uint reserved5;
92 	uint periodic_list_base;
93 	uint async_list_addr;
94 	uint reserved5_1;
95 
96 	/* 0x150 */
97 	uint burst_size;
98 	uint tx_fill_tuning;
99 	uint reserved6;
100 	uint icusb_ctrl;
101 
102 	/* 0x160 */
103 	uint ulpi_viewport;
104 	uint reserved7[3];
105 
106 	/* 0x170 */
107 	uint reserved;
108 	uint port_sc1;
109 	uint reserved8[6];
110 
111 	/* 0x190 */
112 	uint reserved9[8];
113 
114 	/* 0x1b0 */
115 	uint reserved10;
116 	uint hostpc1_devlc;
117 	uint reserved10_1[2];
118 
119 	/* 0x1c0 */
120 	uint reserved10_2[4];
121 
122 	/* 0x1d0 */
123 	uint reserved10_3[4];
124 
125 	/* 0x1e0 */
126 	uint reserved10_4[4];
127 
128 	/* 0x1f0 */
129 	uint reserved10_5;
130 	uint otgsc;
131 	uint usb_mode;
132 	uint reserved10_6;
133 
134 	/* 0x200 */
135 	uint endpt_nak;
136 	uint endpt_nak_enable;
137 	uint endpt_setup_stat;
138 	uint reserved11_1[0x7D];
139 #endif
140 
141 	/* 0x400 */
142 	uint susp_ctrl;
143 	uint phy_vbus_sensors;
144 	uint phy_vbus_wakeup_id;
145 	uint phy_alt_vbus_sys;
146 
147 #ifdef CONFIG_TEGRA20
148 	/* 0x410 */
149 	uint usb1_legacy_ctrl;
150 	uint reserved12[4];
151 
152 	/* 0x424 */
153 	uint ulpi_timing_ctrl_0;
154 	uint ulpi_timing_ctrl_1;
155 	uint reserved13[53];
156 #else
157 
158 	/* 0x410 */
159 	uint usb1_legacy_ctrl;
160 	uint reserved12[3];
161 
162 	/* 0x420 */
163 	uint reserved13[56];
164 #endif
165 
166 	/* 0x500 */
167 	uint reserved14[64 * 3];
168 
169 	/* 0x800 */
170 	uint utmip_pll_cfg0;
171 	uint utmip_pll_cfg1;
172 	uint utmip_xcvr_cfg0;
173 	uint utmip_bias_cfg0;
174 
175 	/* 0x810 */
176 	uint utmip_hsrx_cfg0;
177 	uint utmip_hsrx_cfg1;
178 	uint utmip_fslsrx_cfg0;
179 	uint utmip_fslsrx_cfg1;
180 
181 	/* 0x820 */
182 	uint utmip_tx_cfg0;
183 	uint utmip_misc_cfg0;
184 	uint utmip_misc_cfg1;
185 	uint utmip_debounce_cfg0;
186 
187 	/* 0x830 */
188 	uint utmip_bat_chrg_cfg0;
189 	uint utmip_spare_cfg0;
190 	uint utmip_xcvr_cfg1;
191 	uint utmip_bias_cfg1;
192 };
193 
194 /* USB1_LEGACY_CTRL */
195 #define USB1_NO_LEGACY_MODE		1
196 
197 #define VBUS_SENSE_CTL_SHIFT			1
198 #define VBUS_SENSE_CTL_MASK			(3 << VBUS_SENSE_CTL_SHIFT)
199 #define VBUS_SENSE_CTL_VBUS_WAKEUP		0
200 #define VBUS_SENSE_CTL_AB_SESS_VLD_OR_VBUS_WAKEUP	1
201 #define VBUS_SENSE_CTL_AB_SESS_VLD		2
202 #define VBUS_SENSE_CTL_A_SESS_VLD		3
203 
204 /* USBx_IF_USB_SUSP_CTRL_0 */
205 #define UTMIP_PHY_ENB			        (1 << 12)
206 #define UTMIP_RESET			        (1 << 11)
207 #define USB_PHY_CLK_VALID			(1 << 7)
208 #define USB_SUSP_CLR				(1 << 5)
209 
210 #if defined(CONFIG_TEGRA20) || defined(CONFIG_TEGRA30)
211 /* USB2_IF_USB_SUSP_CTRL_0 */
212 #define ULPI_PHY_ENB				(1 << 13)
213 
214 /* USB2_IF_ULPI_TIMING_CTRL_0 */
215 #define ULPI_OUTPUT_PINMUX_BYP			(1 << 10)
216 #define ULPI_CLKOUT_PINMUX_BYP			(1 << 11)
217 
218 /* USB2_IF_ULPI_TIMING_CTRL_1 */
219 #define ULPI_DATA_TRIMMER_LOAD			(1 << 0)
220 #define ULPI_DATA_TRIMMER_SEL(x)		(((x) & 0x7) << 1)
221 #define ULPI_STPDIRNXT_TRIMMER_LOAD		(1 << 16)
222 #define ULPI_STPDIRNXT_TRIMMER_SEL(x)	(((x) & 0x7) << 17)
223 #define ULPI_DIR_TRIMMER_LOAD			(1 << 24)
224 #define ULPI_DIR_TRIMMER_SEL(x)			(((x) & 0x7) << 25)
225 #endif
226 
227 /* USBx_UTMIP_MISC_CFG0 */
228 #define UTMIP_SUSPEND_EXIT_ON_EDGE		(1 << 22)
229 
230 /* USBx_UTMIP_MISC_CFG1 */
231 #define UTMIP_PHY_XTAL_CLOCKEN			(1 << 30)
232 
233 /*
234  * Tegra 3 and later: Moved to Clock and Reset register space, see
235  * CLK_RST_CONTROLLER_UTMIP_PLL_CFG2_0
236  */
237 #define UTMIP_PLLU_STABLE_COUNT_SHIFT		6
238 #define UTMIP_PLLU_STABLE_COUNT_MASK		\
239 				(0xfff << UTMIP_PLLU_STABLE_COUNT_SHIFT)
240 /*
241  * Tegra 3 and later: Moved to Clock and Reset register space, see
242  * CLK_RST_CONTROLLER_UTMIP_PLL_CFG2_0
243  */
244 #define UTMIP_PLL_ACTIVE_DLY_COUNT_SHIFT	18
245 #define UTMIP_PLL_ACTIVE_DLY_COUNT_MASK		\
246 				(0x1f << UTMIP_PLL_ACTIVE_DLY_COUNT_SHIFT)
247 
248 /* USBx_UTMIP_PLL_CFG1_0 */
249 /* Tegra 3 and later: Moved to Clock and Reset register space */
250 #define UTMIP_PLLU_ENABLE_DLY_COUNT_SHIFT	27
251 #define UTMIP_PLLU_ENABLE_DLY_COUNT_MASK	\
252 				(0x1f << UTMIP_PLLU_ENABLE_DLY_COUNT_SHIFT)
253 #define UTMIP_XTAL_FREQ_COUNT_SHIFT		0
254 #define UTMIP_XTAL_FREQ_COUNT_MASK		0xfff
255 
256 /* USBx_UTMIP_BIAS_CFG0_0 */
257 #define UTMIP_HSDISCON_LEVEL_MSB		(1 << 24)
258 #define UTMIP_OTGPD				(1 << 11)
259 #define UTMIP_BIASPD				(1 << 10)
260 #define UTMIP_HSDISCON_LEVEL_SHIFT		2
261 #define UTMIP_HSDISCON_LEVEL_MASK		\
262 				(0x3 << UTMIP_HSDISCON_LEVEL_SHIFT)
263 #define UTMIP_HSSQUELCH_LEVEL_SHIFT		0
264 #define UTMIP_HSSQUELCH_LEVEL_MASK		\
265 				(0x3 << UTMIP_HSSQUELCH_LEVEL_SHIFT)
266 
267 /* USBx_UTMIP_BIAS_CFG1_0 */
268 #define UTMIP_FORCE_PDTRK_POWERDOWN		1
269 #define UTMIP_BIAS_PDTRK_COUNT_SHIFT		3
270 #define UTMIP_BIAS_PDTRK_COUNT_MASK		\
271 				(0x1f << UTMIP_BIAS_PDTRK_COUNT_SHIFT)
272 
273 /* USBx_UTMIP_DEBOUNCE_CFG0_0 */
274 #define UTMIP_DEBOUNCE_CFG0_SHIFT		0
275 #define UTMIP_DEBOUNCE_CFG0_MASK		0xffff
276 
277 /* USBx_UTMIP_TX_CFG0_0 */
278 #define UTMIP_FS_PREAMBLE_J			(1 << 19)
279 
280 /* USBx_UTMIP_BAT_CHRG_CFG0_0 */
281 #define UTMIP_PD_CHRG				1
282 
283 /* USBx_UTMIP_SPARE_CFG0_0 */
284 #define FUSE_SETUP_SEL				(1 << 3)
285 
286 /* USBx_UTMIP_HSRX_CFG0_0 */
287 #define UTMIP_IDLE_WAIT_SHIFT			15
288 #define UTMIP_IDLE_WAIT_MASK			(0x1f << UTMIP_IDLE_WAIT_SHIFT)
289 #define UTMIP_ELASTIC_LIMIT_SHIFT		10
290 #define UTMIP_ELASTIC_LIMIT_MASK		\
291 				(0x1f << UTMIP_ELASTIC_LIMIT_SHIFT)
292 
293 /* USBx_UTMIP_HSRX_CFG1_0 */
294 #define UTMIP_HS_SYNC_START_DLY_SHIFT		1
295 #define UTMIP_HS_SYNC_START_DLY_MASK		\
296 				(0x1f << UTMIP_HS_SYNC_START_DLY_SHIFT)
297 
298 /* USBx_CONTROLLER_2_USB2D_ICUSB_CTRL_0 */
299 #define IC_ENB1					(1 << 3)
300 
301 #ifdef CONFIG_TEGRA20
302 /* PORTSC1, USB1 */
303 #define PTS1_SHIFT				31
304 #define PTS1_MASK				(1 << PTS1_SHIFT)
305 #define STS1					(1 << 30)
306 
307 /* PORTSC, USB2, USB3 */
308 #define PTS_SHIFT		30
309 #define PTS_MASK		(3U << PTS_SHIFT)
310 #define STS			(1 << 29)
311 #else
312 /* USB2D_HOSTPC1_DEVLC_0 */
313 #define PTS_SHIFT				29
314 #define PTS_MASK				(0x7U << PTS_SHIFT)
315 #define STS						(1 << 28)
316 #endif
317 
318 #define PTS_UTMI	0
319 #define PTS_RESERVED	1
320 #define PTS_ULPI	2
321 #define PTS_ICUSB_SER	3
322 #define PTS_HSIC	4
323 
324 /* SB2_CONTROLLER_2_USB2D_PORTSC1_0 */
325 #define WKOC				(1 << 22)
326 #define WKDS				(1 << 21)
327 #define WKCN				(1 << 20)
328 
329 /* USBx_UTMIP_XCVR_CFG0_0 */
330 #define UTMIP_FORCE_PD_POWERDOWN		(1 << 14)
331 #define UTMIP_FORCE_PD2_POWERDOWN		(1 << 16)
332 #define UTMIP_FORCE_PDZI_POWERDOWN		(1 << 18)
333 #define UTMIP_XCVR_LSBIAS_SE			(1 << 21)
334 #define UTMIP_XCVR_HSSLEW_MSB_SHIFT		25
335 #define UTMIP_XCVR_HSSLEW_MSB_MASK		\
336 			(0x7f << UTMIP_XCVR_HSSLEW_MSB_SHIFT)
337 #define UTMIP_XCVR_SETUP_MSB_SHIFT	22
338 #define UTMIP_XCVR_SETUP_MSB_MASK	(0x7 << UTMIP_XCVR_SETUP_MSB_SHIFT)
339 #define UTMIP_XCVR_SETUP_SHIFT		0
340 #define UTMIP_XCVR_SETUP_MASK		(0xf << UTMIP_XCVR_SETUP_SHIFT)
341 
342 /* USBx_UTMIP_XCVR_CFG1_0 */
343 #define UTMIP_XCVR_TERM_RANGE_ADJ_SHIFT		18
344 #define UTMIP_XCVR_TERM_RANGE_ADJ_MASK		\
345 			(0xf << UTMIP_XCVR_TERM_RANGE_ADJ_SHIFT)
346 #define UTMIP_FORCE_PDDISC_POWERDOWN		(1 << 0)
347 #define UTMIP_FORCE_PDCHRP_POWERDOWN		(1 << 2)
348 #define UTMIP_FORCE_PDDR_POWERDOWN		(1 << 4)
349 
350 /* USB3_IF_USB_PHY_VBUS_SENSORS_0 */
351 #define VBUS_VLD_STS			(1 << 26)
352 
353 /* Setup USB on the board */
354 int usb_process_devicetree(const void *blob);
355 
356 #endif	/* _TEGRA_USB_H_ */
357