6b13f685e
 김민수
BSP 최초 추가
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
|
/*
* OMAP4 Clock init
*
* Copyright (C) 2013 Texas Instruments, Inc.
*
* Tero Kristo (t-kristo@ti.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/clk-private.h>
#include <linux/clkdev.h>
#include <linux/clk/ti.h>
/*
* OMAP4 ABE DPLL default frequency. In OMAP4460 TRM version V, section
* "3.6.3.2.3 CM1_ABE Clock Generator" states that the "DPLL_ABE_X2_CLK
* must be set to 196.608 MHz" and hence, the DPLL locked frequency is
* half of this value.
*/
#define OMAP4_DPLL_ABE_DEFFREQ 98304000
/*
* OMAP4 USB DPLL default frequency. In OMAP4430 TRM version V, section
* "3.6.3.9.5 DPLL_USB Preferred Settings" shows that the preferred
* locked frequency for the USB DPLL is 960MHz.
*/
#define OMAP4_DPLL_USB_DEFFREQ 960000000
static struct ti_dt_clk omap44xx_clks[] = {
DT_CLK(NULL, "extalt_clkin_ck", "extalt_clkin_ck"),
DT_CLK(NULL, "pad_clks_src_ck", "pad_clks_src_ck"),
DT_CLK(NULL, "pad_clks_ck", "pad_clks_ck"),
DT_CLK(NULL, "pad_slimbus_core_clks_ck", "pad_slimbus_core_clks_ck"),
DT_CLK(NULL, "secure_32k_clk_src_ck", "secure_32k_clk_src_ck"),
DT_CLK(NULL, "slimbus_src_clk", "slimbus_src_clk"),
DT_CLK(NULL, "slimbus_clk", "slimbus_clk"),
DT_CLK(NULL, "sys_32k_ck", "sys_32k_ck"),
DT_CLK(NULL, "virt_12000000_ck", "virt_12000000_ck"),
DT_CLK(NULL, "virt_13000000_ck", "virt_13000000_ck"),
DT_CLK(NULL, "virt_16800000_ck", "virt_16800000_ck"),
DT_CLK(NULL, "virt_19200000_ck", "virt_19200000_ck"),
DT_CLK(NULL, "virt_26000000_ck", "virt_26000000_ck"),
DT_CLK(NULL, "virt_27000000_ck", "virt_27000000_ck"),
DT_CLK(NULL, "virt_38400000_ck", "virt_38400000_ck"),
DT_CLK(NULL, "sys_clkin_ck", "sys_clkin_ck"),
DT_CLK(NULL, "tie_low_clock_ck", "tie_low_clock_ck"),
DT_CLK(NULL, "utmi_phy_clkout_ck", "utmi_phy_clkout_ck"),
DT_CLK(NULL, "xclk60mhsp1_ck", "xclk60mhsp1_ck"),
DT_CLK(NULL, "xclk60mhsp2_ck", "xclk60mhsp2_ck"),
DT_CLK(NULL, "xclk60motg_ck", "xclk60motg_ck"),
DT_CLK(NULL, "abe_dpll_bypass_clk_mux_ck", "abe_dpll_bypass_clk_mux_ck"),
DT_CLK(NULL, "abe_dpll_refclk_mux_ck", "abe_dpll_refclk_mux_ck"),
DT_CLK(NULL, "dpll_abe_ck", "dpll_abe_ck"),
DT_CLK(NULL, "dpll_abe_x2_ck", "dpll_abe_x2_ck"),
DT_CLK(NULL, "dpll_abe_m2x2_ck", "dpll_abe_m2x2_ck"),
DT_CLK(NULL, "abe_24m_fclk", "abe_24m_fclk"),
DT_CLK(NULL, "abe_clk", "abe_clk"),
DT_CLK(NULL, "aess_fclk", "aess_fclk"),
DT_CLK(NULL, "dpll_abe_m3x2_ck", "dpll_abe_m3x2_ck"),
DT_CLK(NULL, "core_hsd_byp_clk_mux_ck", "core_hsd_byp_clk_mux_ck"),
DT_CLK(NULL, "dpll_core_ck", "dpll_core_ck"),
DT_CLK(NULL, "dpll_core_x2_ck", "dpll_core_x2_ck"),
DT_CLK(NULL, "dpll_core_m6x2_ck", "dpll_core_m6x2_ck"),
DT_CLK(NULL, "dbgclk_mux_ck", "dbgclk_mux_ck"),
DT_CLK(NULL, "dpll_core_m2_ck", "dpll_core_m2_ck"),
DT_CLK(NULL, "ddrphy_ck", "ddrphy_ck"),
DT_CLK(NULL, "dpll_core_m5x2_ck", "dpll_core_m5x2_ck"),
DT_CLK(NULL, "div_core_ck", "div_core_ck"),
DT_CLK(NULL, "div_iva_hs_clk", "div_iva_hs_clk"),
DT_CLK(NULL, "div_mpu_hs_clk", "div_mpu_hs_clk"),
DT_CLK(NULL, "dpll_core_m4x2_ck", "dpll_core_m4x2_ck"),
DT_CLK(NULL, "dll_clk_div_ck", "dll_clk_div_ck"),
DT_CLK(NULL, "dpll_abe_m2_ck", "dpll_abe_m2_ck"),
DT_CLK(NULL, "dpll_core_m3x2_ck", "dpll_core_m3x2_ck"),
DT_CLK(NULL, "dpll_core_m7x2_ck", "dpll_core_m7x2_ck"),
DT_CLK(NULL, "iva_hsd_byp_clk_mux_ck", "iva_hsd_byp_clk_mux_ck"),
DT_CLK(NULL, "dpll_iva_ck", "dpll_iva_ck"),
DT_CLK(NULL, "dpll_iva_x2_ck", "dpll_iva_x2_ck"),
DT_CLK(NULL, "dpll_iva_m4x2_ck", "dpll_iva_m4x2_ck"),
DT_CLK(NULL, "dpll_iva_m5x2_ck", "dpll_iva_m5x2_ck"),
DT_CLK(NULL, "dpll_mpu_ck", "dpll_mpu_ck"),
DT_CLK(NULL, "dpll_mpu_m2_ck", "dpll_mpu_m2_ck"),
DT_CLK(NULL, "per_hs_clk_div_ck", "per_hs_clk_div_ck"),
DT_CLK(NULL, "per_hsd_byp_clk_mux_ck", "per_hsd_byp_clk_mux_ck"),
DT_CLK(NULL, "dpll_per_ck", "dpll_per_ck"),
DT_CLK(NULL, "dpll_per_m2_ck", "dpll_per_m2_ck"),
DT_CLK(NULL, "dpll_per_x2_ck", "dpll_per_x2_ck"),
DT_CLK(NULL, "dpll_per_m2x2_ck", "dpll_per_m2x2_ck"),
DT_CLK(NULL, "dpll_per_m3x2_ck", "dpll_per_m3x2_ck"),
DT_CLK(NULL, "dpll_per_m4x2_ck", "dpll_per_m4x2_ck"),
DT_CLK(NULL, "dpll_per_m5x2_ck", "dpll_per_m5x2_ck"),
DT_CLK(NULL, "dpll_per_m6x2_ck", "dpll_per_m6x2_ck"),
DT_CLK(NULL, "dpll_per_m7x2_ck", "dpll_per_m7x2_ck"),
DT_CLK(NULL, "usb_hs_clk_div_ck", "usb_hs_clk_div_ck"),
DT_CLK(NULL, "dpll_usb_ck", "dpll_usb_ck"),
DT_CLK(NULL, "dpll_usb_clkdcoldo_ck", "dpll_usb_clkdcoldo_ck"),
DT_CLK(NULL, "dpll_usb_m2_ck", "dpll_usb_m2_ck"),
DT_CLK(NULL, "ducati_clk_mux_ck", "ducati_clk_mux_ck"),
DT_CLK(NULL, "func_12m_fclk", "func_12m_fclk"),
DT_CLK(NULL, "func_24m_clk", "func_24m_clk"),
DT_CLK(NULL, "func_24mc_fclk", "func_24mc_fclk"),
DT_CLK(NULL, "func_48m_fclk", "func_48m_fclk"),
DT_CLK(NULL, "func_48mc_fclk", "func_48mc_fclk"),
DT_CLK(NULL, "func_64m_fclk", "func_64m_fclk"),
DT_CLK(NULL, "func_96m_fclk", "func_96m_fclk"),
DT_CLK(NULL, "init_60m_fclk", "init_60m_fclk"),
DT_CLK(NULL, "l3_div_ck", "l3_div_ck"),
DT_CLK(NULL, "l4_div_ck", "l4_div_ck"),
DT_CLK(NULL, "lp_clk_div_ck", "lp_clk_div_ck"),
DT_CLK(NULL, "l4_wkup_clk_mux_ck", "l4_wkup_clk_mux_ck"),
DT_CLK("smp_twd", NULL, "mpu_periphclk"),
DT_CLK(NULL, "ocp_abe_iclk", "ocp_abe_iclk"),
DT_CLK(NULL, "per_abe_24m_fclk", "per_abe_24m_fclk"),
DT_CLK(NULL, "per_abe_nc_fclk", "per_abe_nc_fclk"),
DT_CLK(NULL, "syc_clk_div_ck", "syc_clk_div_ck"),
DT_CLK(NULL, "aes1_fck", "aes1_fck"),
DT_CLK(NULL, "aes2_fck", "aes2_fck"),
DT_CLK(NULL, "dmic_sync_mux_ck", "dmic_sync_mux_ck"),
DT_CLK(NULL, "func_dmic_abe_gfclk", "func_dmic_abe_gfclk"),
DT_CLK(NULL, "dss_sys_clk", "dss_sys_clk"),
DT_CLK(NULL, "dss_tv_clk", "dss_tv_clk"),
DT_CLK(NULL, "dss_dss_clk", "dss_dss_clk"),
DT_CLK(NULL, "dss_48mhz_clk", "dss_48mhz_clk"),
DT_CLK(NULL, "dss_fck", "dss_fck"),
DT_CLK("omapdss_dss", "ick", "dss_fck"),
DT_CLK(NULL, "fdif_fck", "fdif_fck"),
DT_CLK(NULL, "gpio1_dbclk", "gpio1_dbclk"),
DT_CLK(NULL, "gpio2_dbclk", "gpio2_dbclk"),
DT_CLK(NULL, "gpio3_dbclk", "gpio3_dbclk"),
DT_CLK(NULL, "gpio4_dbclk", "gpio4_dbclk"),
DT_CLK(NULL, "gpio5_dbclk", "gpio5_dbclk"),
DT_CLK(NULL, "gpio6_dbclk", "gpio6_dbclk"),
DT_CLK(NULL, "sgx_clk_mux", "sgx_clk_mux"),
DT_CLK(NULL, "hsi_fck", "hsi_fck"),
DT_CLK(NULL, "iss_ctrlclk", "iss_ctrlclk"),
DT_CLK(NULL, "mcasp_sync_mux_ck", "mcasp_sync_mux_ck"),
DT_CLK(NULL, "func_mcasp_abe_gfclk", "func_mcasp_abe_gfclk"),
DT_CLK(NULL, "mcbsp1_sync_mux_ck", "mcbsp1_sync_mux_ck"),
DT_CLK(NULL, "func_mcbsp1_gfclk", "func_mcbsp1_gfclk"),
DT_CLK(NULL, "mcbsp2_sync_mux_ck", "mcbsp2_sync_mux_ck"),
DT_CLK(NULL, "func_mcbsp2_gfclk", "func_mcbsp2_gfclk"),
DT_CLK(NULL, "mcbsp3_sync_mux_ck", "mcbsp3_sync_mux_ck"),
DT_CLK(NULL, "func_mcbsp3_gfclk", "func_mcbsp3_gfclk"),
DT_CLK(NULL, "mcbsp4_sync_mux_ck", "mcbsp4_sync_mux_ck"),
DT_CLK(NULL, "per_mcbsp4_gfclk", "per_mcbsp4_gfclk"),
DT_CLK(NULL, "hsmmc1_fclk", "hsmmc1_fclk"),
DT_CLK(NULL, "hsmmc2_fclk", "hsmmc2_fclk"),
DT_CLK(NULL, "ocp2scp_usb_phy_phy_48m", "ocp2scp_usb_phy_phy_48m"),
DT_CLK(NULL, "sha2md5_fck", "sha2md5_fck"),
DT_CLK(NULL, "slimbus1_fclk_1", "slimbus1_fclk_1"),
DT_CLK(NULL, "slimbus1_fclk_0", "slimbus1_fclk_0"),
DT_CLK(NULL, "slimbus1_fclk_2", "slimbus1_fclk_2"),
DT_CLK(NULL, "slimbus1_slimbus_clk", "slimbus1_slimbus_clk"),
DT_CLK(NULL, "slimbus2_fclk_1", "slimbus2_fclk_1"),
DT_CLK(NULL, "slimbus2_fclk_0", "slimbus2_fclk_0"),
DT_CLK(NULL, "slimbus2_slimbus_clk", "slimbus2_slimbus_clk"),
DT_CLK(NULL, "smartreflex_core_fck", "smartreflex_core_fck"),
DT_CLK(NULL, "smartreflex_iva_fck", "smartreflex_iva_fck"),
DT_CLK(NULL, "smartreflex_mpu_fck", "smartreflex_mpu_fck"),
DT_CLK(NULL, "dmt1_clk_mux", "dmt1_clk_mux"),
DT_CLK(NULL, "cm2_dm10_mux", "cm2_dm10_mux"),
DT_CLK(NULL, "cm2_dm11_mux", "cm2_dm11_mux"),
DT_CLK(NULL, "cm2_dm2_mux", "cm2_dm2_mux"),
DT_CLK(NULL, "cm2_dm3_mux", "cm2_dm3_mux"),
DT_CLK(NULL, "cm2_dm4_mux", "cm2_dm4_mux"),
DT_CLK(NULL, "timer5_sync_mux", "timer5_sync_mux"),
DT_CLK(NULL, "timer6_sync_mux", "timer6_sync_mux"),
DT_CLK(NULL, "timer7_sync_mux", "timer7_sync_mux"),
DT_CLK(NULL, "timer8_sync_mux", "timer8_sync_mux"),
DT_CLK(NULL, "cm2_dm9_mux", "cm2_dm9_mux"),
DT_CLK(NULL, "usb_host_fs_fck", "usb_host_fs_fck"),
DT_CLK("usbhs_omap", "fs_fck", "usb_host_fs_fck"),
DT_CLK(NULL, "utmi_p1_gfclk", "utmi_p1_gfclk"),
DT_CLK(NULL, "usb_host_hs_utmi_p1_clk", "usb_host_hs_utmi_p1_clk"),
DT_CLK(NULL, "utmi_p2_gfclk", "utmi_p2_gfclk"),
DT_CLK(NULL, "usb_host_hs_utmi_p2_clk", "usb_host_hs_utmi_p2_clk"),
DT_CLK(NULL, "usb_host_hs_utmi_p3_clk", "usb_host_hs_utmi_p3_clk"),
DT_CLK(NULL, "usb_host_hs_hsic480m_p1_clk", "usb_host_hs_hsic480m_p1_clk"),
DT_CLK(NULL, "usb_host_hs_hsic60m_p1_clk", "usb_host_hs_hsic60m_p1_clk"),
DT_CLK(NULL, "usb_host_hs_hsic60m_p2_clk", "usb_host_hs_hsic60m_p2_clk"),
DT_CLK(NULL, "usb_host_hs_hsic480m_p2_clk", "usb_host_hs_hsic480m_p2_clk"),
DT_CLK(NULL, "usb_host_hs_func48mclk", "usb_host_hs_func48mclk"),
DT_CLK(NULL, "usb_host_hs_fck", "usb_host_hs_fck"),
DT_CLK("usbhs_omap", "hs_fck", "usb_host_hs_fck"),
DT_CLK(NULL, "otg_60m_gfclk", "otg_60m_gfclk"),
DT_CLK(NULL, "usb_otg_hs_xclk", "usb_otg_hs_xclk"),
DT_CLK(NULL, "usb_otg_hs_ick", "usb_otg_hs_ick"),
DT_CLK("musb-omap2430", "ick", "usb_otg_hs_ick"),
DT_CLK(NULL, "usb_phy_cm_clk32k", "usb_phy_cm_clk32k"),
DT_CLK(NULL, "usb_tll_hs_usb_ch2_clk", "usb_tll_hs_usb_ch2_clk"),
DT_CLK(NULL, "usb_tll_hs_usb_ch0_clk", "usb_tll_hs_usb_ch0_clk"),
DT_CLK(NULL, "usb_tll_hs_usb_ch1_clk", "usb_tll_hs_usb_ch1_clk"),
DT_CLK(NULL, "usb_tll_hs_ick", "usb_tll_hs_ick"),
DT_CLK("usbhs_omap", "usbtll_ick", "usb_tll_hs_ick"),
DT_CLK("usbhs_tll", "usbtll_ick", "usb_tll_hs_ick"),
DT_CLK(NULL, "usim_ck", "usim_ck"),
DT_CLK(NULL, "usim_fclk", "usim_fclk"),
DT_CLK(NULL, "pmd_stm_clock_mux_ck", "pmd_stm_clock_mux_ck"),
DT_CLK(NULL, "pmd_trace_clk_mux_ck", "pmd_trace_clk_mux_ck"),
DT_CLK(NULL, "stm_clk_div_ck", "stm_clk_div_ck"),
DT_CLK(NULL, "trace_clk_div_ck", "trace_clk_div_ck"),
DT_CLK(NULL, "auxclk0_src_ck", "auxclk0_src_ck"),
DT_CLK(NULL, "auxclk0_ck", "auxclk0_ck"),
DT_CLK(NULL, "auxclkreq0_ck", "auxclkreq0_ck"),
DT_CLK(NULL, "auxclk1_src_ck", "auxclk1_src_ck"),
DT_CLK(NULL, "auxclk1_ck", "auxclk1_ck"),
DT_CLK(NULL, "auxclkreq1_ck", "auxclkreq1_ck"),
DT_CLK(NULL, "auxclk2_src_ck", "auxclk2_src_ck"),
DT_CLK(NULL, "auxclk2_ck", "auxclk2_ck"),
DT_CLK(NULL, "auxclkreq2_ck", "auxclkreq2_ck"),
DT_CLK(NULL, "auxclk3_src_ck", "auxclk3_src_ck"),
DT_CLK(NULL, "auxclk3_ck", "auxclk3_ck"),
DT_CLK(NULL, "auxclkreq3_ck", "auxclkreq3_ck"),
DT_CLK(NULL, "auxclk4_src_ck", "auxclk4_src_ck"),
DT_CLK(NULL, "auxclk4_ck", "auxclk4_ck"),
DT_CLK(NULL, "auxclkreq4_ck", "auxclkreq4_ck"),
DT_CLK(NULL, "auxclk5_src_ck", "auxclk5_src_ck"),
DT_CLK(NULL, "auxclk5_ck", "auxclk5_ck"),
DT_CLK(NULL, "auxclkreq5_ck", "auxclkreq5_ck"),
DT_CLK("omap_i2c.1", "ick", "dummy_ck"),
DT_CLK("omap_i2c.2", "ick", "dummy_ck"),
DT_CLK("omap_i2c.3", "ick", "dummy_ck"),
DT_CLK("omap_i2c.4", "ick", "dummy_ck"),
DT_CLK(NULL, "mailboxes_ick", "dummy_ck"),
DT_CLK("omap_hsmmc.0", "ick", "dummy_ck"),
DT_CLK("omap_hsmmc.1", "ick", "dummy_ck"),
DT_CLK("omap_hsmmc.2", "ick", "dummy_ck"),
DT_CLK("omap_hsmmc.3", "ick", "dummy_ck"),
DT_CLK("omap_hsmmc.4", "ick", "dummy_ck"),
DT_CLK("omap-mcbsp.1", "ick", "dummy_ck"),
DT_CLK("omap-mcbsp.2", "ick", "dummy_ck"),
DT_CLK("omap-mcbsp.3", "ick", "dummy_ck"),
DT_CLK("omap-mcbsp.4", "ick", "dummy_ck"),
DT_CLK("omap2_mcspi.1", "ick", "dummy_ck"),
DT_CLK("omap2_mcspi.2", "ick", "dummy_ck"),
DT_CLK("omap2_mcspi.3", "ick", "dummy_ck"),
DT_CLK("omap2_mcspi.4", "ick", "dummy_ck"),
DT_CLK(NULL, "uart1_ick", "dummy_ck"),
DT_CLK(NULL, "uart2_ick", "dummy_ck"),
DT_CLK(NULL, "uart3_ick", "dummy_ck"),
DT_CLK(NULL, "uart4_ick", "dummy_ck"),
DT_CLK("usbhs_omap", "usbhost_ick", "dummy_ck"),
DT_CLK("usbhs_omap", "usbtll_fck", "dummy_ck"),
DT_CLK("usbhs_tll", "usbtll_fck", "dummy_ck"),
DT_CLK("omap_wdt", "ick", "dummy_ck"),
DT_CLK(NULL, "timer_32k_ck", "sys_32k_ck"),
DT_CLK("omap_timer.1", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("omap_timer.2", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("omap_timer.3", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("omap_timer.4", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("omap_timer.9", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("omap_timer.10", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("omap_timer.11", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("omap_timer.5", "timer_sys_ck", "syc_clk_div_ck"),
DT_CLK("omap_timer.6", "timer_sys_ck", "syc_clk_div_ck"),
DT_CLK("omap_timer.7", "timer_sys_ck", "syc_clk_div_ck"),
DT_CLK("omap_timer.8", "timer_sys_ck", "syc_clk_div_ck"),
DT_CLK("4a318000.timer", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("48032000.timer", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("48034000.timer", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("48036000.timer", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("4803e000.timer", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("48086000.timer", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("48088000.timer", "timer_sys_ck", "sys_clkin_ck"),
DT_CLK("40138000.timer", "timer_sys_ck", "syc_clk_div_ck"),
DT_CLK("4013a000.timer", "timer_sys_ck", "syc_clk_div_ck"),
DT_CLK("4013c000.timer", "timer_sys_ck", "syc_clk_div_ck"),
DT_CLK("4013e000.timer", "timer_sys_ck", "syc_clk_div_ck"),
DT_CLK(NULL, "cpufreq_ck", "dpll_mpu_ck"),
DT_CLK(NULL, "bandgap_fclk", "bandgap_fclk"),
DT_CLK(NULL, "div_ts_ck", "div_ts_ck"),
DT_CLK(NULL, "bandgap_ts_fclk", "bandgap_ts_fclk"),
{ .node_name = NULL },
};
int __init omap4xxx_dt_clk_init(void)
{
int rc;
struct clk *abe_dpll_ref, *abe_dpll, *sys_32k_ck, *usb_dpll;
ti_dt_clocks_register(omap44xx_clks);
omap2_clk_disable_autoidle_all();
/*
* Lock USB DPLL on OMAP4 devices so that the L3INIT power
* domain can transition to retention state when not in use.
*/
usb_dpll = clk_get_sys(NULL, "dpll_usb_ck");
rc = clk_set_rate(usb_dpll, OMAP4_DPLL_USB_DEFFREQ);
if (rc)
pr_err("%s: failed to configure USB DPLL!
", __func__);
/*
* On OMAP4460 the ABE DPLL fails to turn on if in idle low-power
* state when turning the ABE clock domain. Workaround this by
* locking the ABE DPLL on boot.
* Lock the ABE DPLL in any case to avoid issues with audio.
*/
abe_dpll_ref = clk_get_sys(NULL, "abe_dpll_refclk_mux_ck");
sys_32k_ck = clk_get_sys(NULL, "sys_32k_ck");
rc = clk_set_parent(abe_dpll_ref, sys_32k_ck);
abe_dpll = clk_get_sys(NULL, "dpll_abe_ck");
if (!rc)
rc = clk_set_rate(abe_dpll, OMAP4_DPLL_ABE_DEFFREQ);
if (rc)
pr_err("%s: failed to configure ABE DPLL!
", __func__);
return 0;
}
|