1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * omap_hwmod_2420_data.c - hardware modules present on the OMAP2420 chips
4  *
5  * Copyright (C) 2009-2011 Nokia Corporation
6  * Copyright (C) 2012 Texas Instruments, Inc.
7  * Paul Walmsley
8  *
9  * XXX handle crossbar/shared link difference for L3?
10  * XXX these should be marked initdata for multi-OMAP kernels
11  */
12 
13 #include <linux/platform_data/i2c-omap.h>
14 
15 #include "omap_hwmod.h"
16 #include "l3_2xxx.h"
17 #include "l4_2xxx.h"
18 
19 #include "omap_hwmod_common_data.h"
20 
21 #include "cm-regbits-24xx.h"
22 #include "prm-regbits-24xx.h"
23 #include "i2c.h"
24 #include "mmc.h"
25 #include "wd_timer.h"
26 
27 /*
28  * OMAP2420 hardware module integration data
29  *
30  * All of the data in this section should be autogeneratable from the
31  * TI hardware database or other technical documentation.  Data that
32  * is driver-specific or driver-kernel integration-specific belongs
33  * elsewhere.
34  */
35 
36 /*
37  * IP blocks
38  */
39 
40 /* IVA1 (IVA1) */
41 static struct omap_hwmod_class iva1_hwmod_class = {
42 	.name		= "iva1",
43 };
44 
45 static struct omap_hwmod_rst_info omap2420_iva_resets[] = {
46 	{ .name = "iva", .rst_shift = 8 },
47 };
48 
49 static struct omap_hwmod omap2420_iva_hwmod = {
50 	.name		= "iva",
51 	.class		= &iva1_hwmod_class,
52 	.clkdm_name	= "iva1_clkdm",
53 	.rst_lines	= omap2420_iva_resets,
54 	.rst_lines_cnt	= ARRAY_SIZE(omap2420_iva_resets),
55 	.main_clk	= "iva1_ifck",
56 };
57 
58 /* DSP */
59 static struct omap_hwmod_class dsp_hwmod_class = {
60 	.name		= "dsp",
61 };
62 
63 static struct omap_hwmod_rst_info omap2420_dsp_resets[] = {
64 	{ .name = "logic", .rst_shift = 0 },
65 	{ .name = "mmu", .rst_shift = 1 },
66 };
67 
68 static struct omap_hwmod omap2420_dsp_hwmod = {
69 	.name		= "dsp",
70 	.class		= &dsp_hwmod_class,
71 	.clkdm_name	= "dsp_clkdm",
72 	.rst_lines	= omap2420_dsp_resets,
73 	.rst_lines_cnt	= ARRAY_SIZE(omap2420_dsp_resets),
74 	.main_clk	= "dsp_fck",
75 };
76 
77 /* I2C common */
78 static struct omap_hwmod_class_sysconfig i2c_sysc = {
79 	.rev_offs	= 0x00,
80 	.sysc_offs	= 0x20,
81 	.syss_offs	= 0x10,
82 	.sysc_flags	= (SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS),
83 	.sysc_fields	= &omap_hwmod_sysc_type1,
84 };
85 
86 static struct omap_hwmod_class i2c_class = {
87 	.name		= "i2c",
88 	.sysc		= &i2c_sysc,
89 	.reset		= &omap_i2c_reset,
90 };
91 
92 /* I2C1 */
93 static struct omap_hwmod omap2420_i2c1_hwmod = {
94 	.name		= "i2c1",
95 	.main_clk	= "i2c1_fck",
96 	.prcm		= {
97 		.omap2 = {
98 			.module_offs = CORE_MOD,
99 			.idlest_reg_id = 1,
100 			.idlest_idle_bit = OMAP2420_ST_I2C1_SHIFT,
101 		},
102 	},
103 	.class		= &i2c_class,
104 	/*
105 	 * From mach-omap2/pm24xx.c: "Putting MPU into the WFI state
106 	 * while a transfer is active seems to cause the I2C block to
107 	 * timeout. Why? Good question."
108 	 */
109 	.flags		= (HWMOD_16BIT_REG | HWMOD_BLOCK_WFI),
110 };
111 
112 /* I2C2 */
113 static struct omap_hwmod omap2420_i2c2_hwmod = {
114 	.name		= "i2c2",
115 	.main_clk	= "i2c2_fck",
116 	.prcm		= {
117 		.omap2 = {
118 			.module_offs = CORE_MOD,
119 			.idlest_reg_id = 1,
120 			.idlest_idle_bit = OMAP2420_ST_I2C2_SHIFT,
121 		},
122 	},
123 	.class		= &i2c_class,
124 	.flags		= HWMOD_16BIT_REG,
125 };
126 
127 /* mailbox */
128 static struct omap_hwmod omap2420_mailbox_hwmod = {
129 	.name		= "mailbox",
130 	.class		= &omap2xxx_mailbox_hwmod_class,
131 	.main_clk	= "mailboxes_ick",
132 	.prcm		= {
133 		.omap2 = {
134 			.module_offs = CORE_MOD,
135 			.idlest_reg_id = 1,
136 			.idlest_idle_bit = OMAP24XX_ST_MAILBOXES_SHIFT,
137 		},
138 	},
139 };
140 
141 /*
142  * 'mcbsp' class
143  * multi channel buffered serial port controller
144  */
145 
146 static struct omap_hwmod_class omap2420_mcbsp_hwmod_class = {
147 	.name = "mcbsp",
148 };
149 
150 static struct omap_hwmod_opt_clk mcbsp_opt_clks[] = {
151 	{ .role = "pad_fck", .clk = "mcbsp_clks" },
152 	{ .role = "prcm_fck", .clk = "func_96m_ck" },
153 };
154 
155 /* mcbsp1 */
156 static struct omap_hwmod omap2420_mcbsp1_hwmod = {
157 	.name		= "mcbsp1",
158 	.class		= &omap2420_mcbsp_hwmod_class,
159 	.main_clk	= "mcbsp1_fck",
160 	.prcm		= {
161 		.omap2 = {
162 			.module_offs = CORE_MOD,
163 			.idlest_reg_id = 1,
164 			.idlest_idle_bit = OMAP24XX_ST_MCBSP1_SHIFT,
165 		},
166 	},
167 	.opt_clks	= mcbsp_opt_clks,
168 	.opt_clks_cnt	= ARRAY_SIZE(mcbsp_opt_clks),
169 };
170 
171 /* mcbsp2 */
172 static struct omap_hwmod omap2420_mcbsp2_hwmod = {
173 	.name		= "mcbsp2",
174 	.class		= &omap2420_mcbsp_hwmod_class,
175 	.main_clk	= "mcbsp2_fck",
176 	.prcm		= {
177 		.omap2 = {
178 			.module_offs = CORE_MOD,
179 			.idlest_reg_id = 1,
180 			.idlest_idle_bit = OMAP24XX_ST_MCBSP2_SHIFT,
181 		},
182 	},
183 	.opt_clks	= mcbsp_opt_clks,
184 	.opt_clks_cnt	= ARRAY_SIZE(mcbsp_opt_clks),
185 };
186 
187 static struct omap_hwmod_class_sysconfig omap2420_msdi_sysc = {
188 	.rev_offs	= 0x3c,
189 	.sysc_offs	= 0x64,
190 	.syss_offs	= 0x68,
191 	.sysc_flags	= (SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS),
192 	.sysc_fields	= &omap_hwmod_sysc_type1,
193 };
194 
195 static struct omap_hwmod_class omap2420_msdi_hwmod_class = {
196 	.name	= "msdi",
197 	.sysc	= &omap2420_msdi_sysc,
198 	.reset	= &omap_msdi_reset,
199 };
200 
201 /* msdi1 */
202 static struct omap_hwmod omap2420_msdi1_hwmod = {
203 	.name		= "msdi1",
204 	.class		= &omap2420_msdi_hwmod_class,
205 	.main_clk	= "mmc_fck",
206 	.prcm		= {
207 		.omap2 = {
208 			.module_offs = CORE_MOD,
209 			.idlest_reg_id = 1,
210 			.idlest_idle_bit = OMAP2420_ST_MMC_SHIFT,
211 		},
212 	},
213 	.flags		= HWMOD_16BIT_REG,
214 };
215 
216 /* HDQ1W/1-wire */
217 static struct omap_hwmod omap2420_hdq1w_hwmod = {
218 	.name		= "hdq1w",
219 	.main_clk	= "hdq_fck",
220 	.prcm		= {
221 		.omap2 = {
222 			.module_offs = CORE_MOD,
223 			.idlest_reg_id = 1,
224 			.idlest_idle_bit = OMAP24XX_ST_HDQ_SHIFT,
225 		},
226 	},
227 	.class		= &omap2_hdq1w_class,
228 };
229 
230 /*
231  * interfaces
232  */
233 
234 /* L4 CORE -> I2C1 interface */
235 static struct omap_hwmod_ocp_if omap2420_l4_core__i2c1 = {
236 	.master		= &omap2xxx_l4_core_hwmod,
237 	.slave		= &omap2420_i2c1_hwmod,
238 	.clk		= "i2c1_ick",
239 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
240 };
241 
242 /* L4 CORE -> I2C2 interface */
243 static struct omap_hwmod_ocp_if omap2420_l4_core__i2c2 = {
244 	.master		= &omap2xxx_l4_core_hwmod,
245 	.slave		= &omap2420_i2c2_hwmod,
246 	.clk		= "i2c2_ick",
247 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
248 };
249 
250 /* IVA <- L3 interface */
251 static struct omap_hwmod_ocp_if omap2420_l3__iva = {
252 	.master		= &omap2xxx_l3_main_hwmod,
253 	.slave		= &omap2420_iva_hwmod,
254 	.clk		= "core_l3_ck",
255 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
256 };
257 
258 /* DSP <- L3 interface */
259 static struct omap_hwmod_ocp_if omap2420_l3__dsp = {
260 	.master		= &omap2xxx_l3_main_hwmod,
261 	.slave		= &omap2420_dsp_hwmod,
262 	.clk		= "dsp_ick",
263 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
264 };
265 
266 /* l4_wkup -> wd_timer2 */
267 static struct omap_hwmod_ocp_if omap2420_l4_wkup__wd_timer2 = {
268 	.master		= &omap2xxx_l4_wkup_hwmod,
269 	.slave		= &omap2xxx_wd_timer2_hwmod,
270 	.clk		= "mpu_wdt_ick",
271 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
272 };
273 
274 /* l4_wkup -> gpio1 */
275 static struct omap_hwmod_ocp_if omap2420_l4_wkup__gpio1 = {
276 	.master		= &omap2xxx_l4_wkup_hwmod,
277 	.slave		= &omap2xxx_gpio1_hwmod,
278 	.clk		= "gpios_ick",
279 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
280 };
281 
282 /* l4_wkup -> gpio2 */
283 static struct omap_hwmod_ocp_if omap2420_l4_wkup__gpio2 = {
284 	.master		= &omap2xxx_l4_wkup_hwmod,
285 	.slave		= &omap2xxx_gpio2_hwmod,
286 	.clk		= "gpios_ick",
287 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
288 };
289 
290 /* l4_wkup -> gpio3 */
291 static struct omap_hwmod_ocp_if omap2420_l4_wkup__gpio3 = {
292 	.master		= &omap2xxx_l4_wkup_hwmod,
293 	.slave		= &omap2xxx_gpio3_hwmod,
294 	.clk		= "gpios_ick",
295 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
296 };
297 
298 /* l4_wkup -> gpio4 */
299 static struct omap_hwmod_ocp_if omap2420_l4_wkup__gpio4 = {
300 	.master		= &omap2xxx_l4_wkup_hwmod,
301 	.slave		= &omap2xxx_gpio4_hwmod,
302 	.clk		= "gpios_ick",
303 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
304 };
305 
306 /* l4_core -> mailbox */
307 static struct omap_hwmod_ocp_if omap2420_l4_core__mailbox = {
308 	.master		= &omap2xxx_l4_core_hwmod,
309 	.slave		= &omap2420_mailbox_hwmod,
310 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
311 };
312 
313 /* l4_core -> mcbsp1 */
314 static struct omap_hwmod_ocp_if omap2420_l4_core__mcbsp1 = {
315 	.master		= &omap2xxx_l4_core_hwmod,
316 	.slave		= &omap2420_mcbsp1_hwmod,
317 	.clk		= "mcbsp1_ick",
318 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
319 };
320 
321 /* l4_core -> mcbsp2 */
322 static struct omap_hwmod_ocp_if omap2420_l4_core__mcbsp2 = {
323 	.master		= &omap2xxx_l4_core_hwmod,
324 	.slave		= &omap2420_mcbsp2_hwmod,
325 	.clk		= "mcbsp2_ick",
326 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
327 };
328 
329 /* l4_core -> msdi1 */
330 static struct omap_hwmod_ocp_if omap2420_l4_core__msdi1 = {
331 	.master		= &omap2xxx_l4_core_hwmod,
332 	.slave		= &omap2420_msdi1_hwmod,
333 	.clk		= "mmc_ick",
334 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
335 };
336 
337 /* l4_core -> hdq1w interface */
338 static struct omap_hwmod_ocp_if omap2420_l4_core__hdq1w = {
339 	.master		= &omap2xxx_l4_core_hwmod,
340 	.slave		= &omap2420_hdq1w_hwmod,
341 	.clk		= "hdq_ick",
342 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
343 	.flags		= OMAP_FIREWALL_L4 | OCPIF_SWSUP_IDLE,
344 };
345 
346 static struct omap_hwmod_ocp_if omap2420_l3__gpmc = {
347 	.master		= &omap2xxx_l3_main_hwmod,
348 	.slave		= &omap2xxx_gpmc_hwmod,
349 	.clk		= "core_l3_ck",
350 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
351 };
352 
353 static struct omap_hwmod_ocp_if *omap2420_hwmod_ocp_ifs[] __initdata = {
354 	&omap2xxx_l3_main__l4_core,
355 	&omap2xxx_mpu__l3_main,
356 	&omap2xxx_dss__l3,
357 	&omap2xxx_l4_core__mcspi1,
358 	&omap2xxx_l4_core__mcspi2,
359 	&omap2xxx_l4_core__l4_wkup,
360 	&omap2_l4_core__uart1,
361 	&omap2_l4_core__uart2,
362 	&omap2_l4_core__uart3,
363 	&omap2420_l4_core__i2c1,
364 	&omap2420_l4_core__i2c2,
365 	&omap2420_l3__iva,
366 	&omap2420_l3__dsp,
367 	&omap2xxx_l4_core__timer3,
368 	&omap2xxx_l4_core__timer4,
369 	&omap2xxx_l4_core__timer5,
370 	&omap2xxx_l4_core__timer6,
371 	&omap2xxx_l4_core__timer7,
372 	&omap2xxx_l4_core__timer8,
373 	&omap2xxx_l4_core__timer9,
374 	&omap2xxx_l4_core__timer10,
375 	&omap2xxx_l4_core__timer11,
376 	&omap2xxx_l4_core__timer12,
377 	&omap2420_l4_wkup__wd_timer2,
378 	&omap2xxx_l4_core__dss,
379 	&omap2xxx_l4_core__dss_dispc,
380 	&omap2xxx_l4_core__dss_rfbi,
381 	&omap2xxx_l4_core__dss_venc,
382 	&omap2420_l4_wkup__gpio1,
383 	&omap2420_l4_wkup__gpio2,
384 	&omap2420_l4_wkup__gpio3,
385 	&omap2420_l4_wkup__gpio4,
386 	&omap2420_l4_core__mailbox,
387 	&omap2420_l4_core__mcbsp1,
388 	&omap2420_l4_core__mcbsp2,
389 	&omap2420_l4_core__msdi1,
390 	&omap2xxx_l4_core__rng,
391 	&omap2xxx_l4_core__sham,
392 	&omap2xxx_l4_core__aes,
393 	&omap2420_l4_core__hdq1w,
394 	&omap2420_l3__gpmc,
395 	NULL,
396 };
397 
398 int __init omap2420_hwmod_init(void)
399 {
400 	omap_hwmod_init();
401 	return omap_hwmod_register_links(omap2420_hwmod_ocp_ifs);
402 }
403