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Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001/* Copyright (c) 2009-2011, Code Aurora Forum. All rights reserved.
2 *
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License version 2 and
5 * only version 2 as published by the Free Software Foundation.
6 *
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
11 */
12
13#include <linux/kernel.h>
14#include <linux/init.h>
15#include <linux/err.h>
16#include <linux/ctype.h>
17#include <linux/bitops.h>
18#include <linux/io.h>
19#include <linux/spinlock.h>
20#include <linux/delay.h>
21#include <linux/clk.h>
22#include <linux/clkdev.h>
23
24#include <asm/mach-types.h>
25
26#include <mach/msm_iomap.h>
27#include <mach/clk.h>
28#include <mach/msm_xo.h>
Vikram Mulukutla73d42112011-09-19 16:32:54 -070029#include <mach/rpm-9615.h>
Vikram Mulukutlab5e1cda2011-10-04 16:17:22 -070030#include <mach/rpm-regulator.h>
Vikram Mulukutla489e39e2011-08-31 18:04:05 -070031
32#include "clock-local.h"
33#include "clock-voter.h"
Vikram Mulukutla73d42112011-09-19 16:32:54 -070034#include "clock-rpm.h"
Vikram Mulukutla489e39e2011-08-31 18:04:05 -070035#include "devices.h"
36
37#define REG(off) (MSM_CLK_CTL_BASE + (off))
38#define REG_LPA(off) (MSM_LPASS_CLK_CTL_BASE + (off))
39#define REG_GCC(off) (MSM_APCS_GCC_BASE + (off))
40
41/* Peripheral clock registers. */
42#define CE1_HCLK_CTL_REG REG(0x2720)
43#define CE1_CORE_CLK_CTL_REG REG(0x2724)
44#define DMA_BAM_HCLK_CTL REG(0x25C0)
45#define CLK_HALT_CFPB_STATEA_REG REG(0x2FCC)
46#define CLK_HALT_CFPB_STATEB_REG REG(0x2FD0)
47#define CLK_HALT_CFPB_STATEC_REG REG(0x2FD4)
48#define CLK_HALT_DFAB_STATE_REG REG(0x2FC8)
49
50#define CLK_HALT_MSS_KPSS_MISC_STATE_REG REG(0x2FDC)
51#define CLK_HALT_SFPB_MISC_STATE_REG REG(0x2FD8)
52#define CLK_TEST_REG REG(0x2FA0)
Matt Wagantall7625a4c2011-11-01 16:17:53 -070053#define GPn_MD_REG(n) REG(0x2D00+(0x20*(n)))
54#define GPn_NS_REG(n) REG(0x2D24+(0x20*(n)))
Vikram Mulukutla489e39e2011-08-31 18:04:05 -070055#define GSBIn_HCLK_CTL_REG(n) REG(0x29C0+(0x20*((n)-1)))
56#define GSBIn_QUP_APPS_MD_REG(n) REG(0x29C8+(0x20*((n)-1)))
57#define GSBIn_QUP_APPS_NS_REG(n) REG(0x29CC+(0x20*((n)-1)))
58#define GSBIn_RESET_REG(n) REG(0x29DC+(0x20*((n)-1)))
59#define GSBIn_UART_APPS_MD_REG(n) REG(0x29D0+(0x20*((n)-1)))
60#define GSBIn_UART_APPS_NS_REG(n) REG(0x29D4+(0x20*((n)-1)))
61#define PDM_CLK_NS_REG REG(0x2CC0)
62#define BB_PLL_ENA_SC0_REG REG(0x34C0)
63
64#define BB_PLL0_L_VAL_REG REG(0x30C4)
65#define BB_PLL0_M_VAL_REG REG(0x30C8)
66#define BB_PLL0_MODE_REG REG(0x30C0)
67#define BB_PLL0_N_VAL_REG REG(0x30CC)
68#define BB_PLL0_STATUS_REG REG(0x30D8)
69#define BB_PLL0_CONFIG_REG REG(0x30D4)
70#define BB_PLL0_TEST_CTL_REG REG(0x30D0)
71
72#define BB_PLL8_L_VAL_REG REG(0x3144)
73#define BB_PLL8_M_VAL_REG REG(0x3148)
74#define BB_PLL8_MODE_REG REG(0x3140)
75#define BB_PLL8_N_VAL_REG REG(0x314C)
76#define BB_PLL8_STATUS_REG REG(0x3158)
77#define BB_PLL8_CONFIG_REG REG(0x3154)
78#define BB_PLL8_TEST_CTL_REG REG(0x3150)
79
80#define BB_PLL14_L_VAL_REG REG(0x31C4)
81#define BB_PLL14_M_VAL_REG REG(0x31C8)
82#define BB_PLL14_MODE_REG REG(0x31C0)
83#define BB_PLL14_N_VAL_REG REG(0x31CC)
84#define BB_PLL14_STATUS_REG REG(0x31D8)
85#define BB_PLL14_CONFIG_REG REG(0x31D4)
86#define BB_PLL14_TEST_CTL_REG REG(0x31D0)
87
88#define SC_PLL0_L_VAL_REG REG(0x3208)
89#define SC_PLL0_M_VAL_REG REG(0x320C)
90#define SC_PLL0_MODE_REG REG(0x3200)
91#define SC_PLL0_N_VAL_REG REG(0x3210)
92#define SC_PLL0_STATUS_REG REG(0x321C)
93#define SC_PLL0_CONFIG_REG REG(0x3204)
94#define SC_PLL0_TEST_CTL_REG REG(0x3218)
95
96#define PLLTEST_PAD_CFG_REG REG(0x2FA4)
97#define PMEM_ACLK_CTL_REG REG(0x25A0)
98#define RINGOSC_NS_REG REG(0x2DC0)
99#define RINGOSC_STATUS_REG REG(0x2DCC)
100#define RINGOSC_TCXO_CTL_REG REG(0x2DC4)
101#define SC0_U_CLK_BRANCH_ENA_VOTE_REG REG(0x3080)
102#define SDCn_APPS_CLK_MD_REG(n) REG(0x2828+(0x20*((n)-1)))
103#define SDCn_APPS_CLK_NS_REG(n) REG(0x282C+(0x20*((n)-1)))
104#define SDCn_HCLK_CTL_REG(n) REG(0x2820+(0x20*((n)-1)))
105#define SDCn_RESET_REG(n) REG(0x2830+(0x20*((n)-1)))
106#define USB_HS1_HCLK_CTL_REG REG(0x2900)
107#define USB_HS1_RESET_REG REG(0x2910)
108#define USB_HS1_XCVR_FS_CLK_MD_REG REG(0x2908)
109#define USB_HS1_XCVR_FS_CLK_NS_REG REG(0x290C)
110#define USB_HS1_SYS_CLK_MD_REG REG(0x36A0)
111#define USB_HS1_SYS_CLK_NS_REG REG(0x36A4)
112#define USB_HSIC_HCLK_CTL_REG REG(0x2920)
113#define USB_HSIC_XCVR_FS_CLK_MD_REG REG(0x2924)
114#define USB_HSIC_XCVR_FS_CLK_NS_REG REG(0x2928)
115#define USB_HSIC_RESET_REG REG(0x2934)
116#define USB_HSIC_HSIO_CAL_CLK_CTL_REG REG(0x2B48)
117#define USB_HSIC_CLK_MD_REG REG(0x2B4C)
118#define USB_HSIC_CLK_NS_REG REG(0x2B50)
119#define USB_HSIC_SYSTEM_CLK_MD_REG REG(0x2B54)
120#define USB_HSIC_SYSTEM_CLK_NS_REG REG(0x2B58)
121#define SLIMBUS_XO_SRC_CLK_CTL_REG REG(0x2628)
122
123/* Low-power Audio clock registers. */
124#define LCC_CLK_LS_DEBUG_CFG_REG REG_LPA(0x00A8)
125#define LCC_CODEC_I2S_MIC_MD_REG REG_LPA(0x0064)
126#define LCC_CODEC_I2S_MIC_NS_REG REG_LPA(0x0060)
127#define LCC_CODEC_I2S_MIC_STATUS_REG REG_LPA(0x0068)
128#define LCC_CODEC_I2S_SPKR_MD_REG REG_LPA(0x0070)
129#define LCC_CODEC_I2S_SPKR_NS_REG REG_LPA(0x006C)
130#define LCC_CODEC_I2S_SPKR_STATUS_REG REG_LPA(0x0074)
131#define LCC_MI2S_MD_REG REG_LPA(0x004C)
132#define LCC_MI2S_NS_REG REG_LPA(0x0048)
133#define LCC_MI2S_STATUS_REG REG_LPA(0x0050)
134#define LCC_PCM_MD_REG REG_LPA(0x0058)
135#define LCC_PCM_NS_REG REG_LPA(0x0054)
136#define LCC_PCM_STATUS_REG REG_LPA(0x005C)
137#define LCC_PLL0_STATUS_REG REG_LPA(0x0018)
138#define LCC_SPARE_I2S_MIC_MD_REG REG_LPA(0x007C)
139#define LCC_SPARE_I2S_MIC_NS_REG REG_LPA(0x0078)
140#define LCC_SPARE_I2S_MIC_STATUS_REG REG_LPA(0x0080)
141#define LCC_SPARE_I2S_SPKR_MD_REG REG_LPA(0x0088)
142#define LCC_SPARE_I2S_SPKR_NS_REG REG_LPA(0x0084)
143#define LCC_SPARE_I2S_SPKR_STATUS_REG REG_LPA(0x008C)
144#define LCC_SLIMBUS_NS_REG REG_LPA(0x00CC)
145#define LCC_SLIMBUS_MD_REG REG_LPA(0x00D0)
146#define LCC_SLIMBUS_STATUS_REG REG_LPA(0x00D4)
147#define LCC_AHBEX_BRANCH_CTL_REG REG_LPA(0x00E4)
148#define LCC_PRI_PLL_CLK_CTL_REG REG_LPA(0x00C4)
149
150#define GCC_APCS_CLK_DIAG REG_GCC(0x001C)
151
152/* MUX source input identifiers. */
153#define cxo_to_bb_mux 0
154#define pll8_to_bb_mux 3
155#define pll14_to_bb_mux 4
156#define gnd_to_bb_mux 6
157#define cxo_to_xo_mux 0
158#define gnd_to_xo_mux 3
159#define cxo_to_lpa_mux 1
160#define pll4_to_lpa_mux 2
161#define gnd_to_lpa_mux 6
162
163/* Test Vector Macros */
164#define TEST_TYPE_PER_LS 1
165#define TEST_TYPE_PER_HS 2
166#define TEST_TYPE_LPA 5
167#define TEST_TYPE_SHIFT 24
168#define TEST_CLK_SEL_MASK BM(23, 0)
169#define TEST_VECTOR(s, t) (((t) << TEST_TYPE_SHIFT) | BVAL(23, 0, (s)))
170#define TEST_PER_LS(s) TEST_VECTOR((s), TEST_TYPE_PER_LS)
171#define TEST_PER_HS(s) TEST_VECTOR((s), TEST_TYPE_PER_HS)
172#define TEST_LPA(s) TEST_VECTOR((s), TEST_TYPE_LPA)
173
174#define MN_MODE_DUAL_EDGE 0x2
175
176/* MD Registers */
177#define MD8(m_lsb, m, n_lsb, n) \
178 (BVAL((m_lsb+7), m_lsb, m) | BVAL((n_lsb+7), n_lsb, ~(n)))
179#define MD16(m, n) (BVAL(31, 16, m) | BVAL(15, 0, ~(n)))
180
181/* NS Registers */
182#define NS(n_msb, n_lsb, n, m, mde_lsb, d_msb, d_lsb, d, s_msb, s_lsb, s) \
183 (BVAL(n_msb, n_lsb, ~(n-m)) \
184 | (BVAL((mde_lsb+1), mde_lsb, MN_MODE_DUAL_EDGE) * !!(n)) \
185 | BVAL(d_msb, d_lsb, (d-1)) | BVAL(s_msb, s_lsb, s))
186
187#define NS_SRC_SEL(s_msb, s_lsb, s) \
188 BVAL(s_msb, s_lsb, s)
189
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700190enum vdd_dig_levels {
191 VDD_DIG_NONE,
192 VDD_DIG_LOW,
193 VDD_DIG_NOMINAL,
194 VDD_DIG_HIGH
195};
196
197static int set_vdd_dig(struct clk_vdd_class *vdd_class, int level)
198{
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700199 static const int vdd_uv[] = {
Vikram Mulukutla5e6ab912011-11-04 15:20:19 -0700200 [VDD_DIG_NONE] = 0,
201 [VDD_DIG_LOW] = 945000,
202 [VDD_DIG_NOMINAL] = 1050000,
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700203 [VDD_DIG_HIGH] = 1150000
204 };
205
206 return rpm_vreg_set_voltage(RPM_VREG_ID_PM8018_S1, RPM_VREG_VOTER3,
207 vdd_uv[level], vdd_uv[VDD_DIG_HIGH], 1);
208}
209
210static DEFINE_VDD_CLASS(vdd_dig, set_vdd_dig);
211
212#define VDD_DIG_FMAX_MAP1(l1, f1) \
213 .vdd_class = &vdd_dig, \
214 .fmax[VDD_DIG_##l1] = (f1)
215#define VDD_DIG_FMAX_MAP2(l1, f1, l2, f2) \
216 .vdd_class = &vdd_dig, \
217 .fmax[VDD_DIG_##l1] = (f1), \
218 .fmax[VDD_DIG_##l2] = (f2)
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700219
220/*
221 * Clock Descriptions
222 */
223
224static struct msm_xo_voter *xo_cxo;
225
226static int cxo_clk_enable(struct clk *clk)
227{
228 return msm_xo_mode_vote(xo_cxo, MSM_XO_MODE_ON);
229}
230
231static void cxo_clk_disable(struct clk *clk)
232{
233 msm_xo_mode_vote(xo_cxo, MSM_XO_MODE_OFF);
234}
235
236static struct clk_ops clk_ops_cxo = {
237 .enable = cxo_clk_enable,
238 .disable = cxo_clk_disable,
239 .get_rate = fixed_clk_get_rate,
240 .is_local = local_clk_is_local,
241};
242
243static struct fixed_clk cxo_clk = {
244 .rate = 19200000,
245 .c = {
246 .dbg_name = "cxo_clk",
247 .ops = &clk_ops_cxo,
248 CLK_INIT(cxo_clk.c),
249 },
250};
251
Vikram Mulukutla31680ae2011-11-04 14:23:55 -0700252static DEFINE_SPINLOCK(soft_vote_lock);
253
254static int pll_acpu_vote_clk_enable(struct clk *clk)
255{
256 int ret = 0;
257 unsigned long flags;
258 struct pll_vote_clk *pll = to_pll_vote_clk(clk);
259
260 spin_lock_irqsave(&soft_vote_lock, flags);
261
262 if (!*pll->soft_vote)
263 ret = pll_vote_clk_enable(clk);
264 if (ret == 0)
265 *pll->soft_vote |= (pll->soft_vote_mask);
266
267 spin_unlock_irqrestore(&soft_vote_lock, flags);
268 return ret;
269}
270
271static void pll_acpu_vote_clk_disable(struct clk *clk)
272{
273 unsigned long flags;
274 struct pll_vote_clk *pll = to_pll_vote_clk(clk);
275
276 spin_lock_irqsave(&soft_vote_lock, flags);
277
278 *pll->soft_vote &= ~(pll->soft_vote_mask);
279 if (!*pll->soft_vote)
280 pll_vote_clk_disable(clk);
281
282 spin_unlock_irqrestore(&soft_vote_lock, flags);
283}
284
285static struct clk_ops clk_ops_pll_acpu_vote = {
286 .enable = pll_acpu_vote_clk_enable,
287 .disable = pll_acpu_vote_clk_disable,
288 .auto_off = pll_acpu_vote_clk_disable,
289 .is_enabled = pll_vote_clk_is_enabled,
290 .get_rate = pll_vote_clk_get_rate,
291 .get_parent = pll_vote_clk_get_parent,
292 .is_local = local_clk_is_local,
293};
294
295#define PLL_SOFT_VOTE_PRIMARY BIT(0)
296#define PLL_SOFT_VOTE_ACPU BIT(1)
297
298static unsigned int soft_vote_pll0;
299
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700300static struct pll_vote_clk pll0_clk = {
301 .rate = 276000000,
302 .en_reg = BB_PLL_ENA_SC0_REG,
303 .en_mask = BIT(0),
304 .status_reg = BB_PLL0_STATUS_REG,
305 .parent = &cxo_clk.c,
Vikram Mulukutla31680ae2011-11-04 14:23:55 -0700306 .soft_vote = &soft_vote_pll0,
307 .soft_vote_mask = PLL_SOFT_VOTE_PRIMARY,
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700308 .c = {
309 .dbg_name = "pll0_clk",
Vikram Mulukutla31680ae2011-11-04 14:23:55 -0700310 .ops = &clk_ops_pll_acpu_vote,
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700311 CLK_INIT(pll0_clk.c),
312 },
313};
314
Vikram Mulukutla31680ae2011-11-04 14:23:55 -0700315static struct pll_vote_clk pll0_acpu_clk = {
316 .rate = 276000000,
317 .en_reg = BB_PLL_ENA_SC0_REG,
318 .en_mask = BIT(0),
319 .status_reg = BB_PLL0_STATUS_REG,
320 .soft_vote = &soft_vote_pll0,
321 .soft_vote_mask = PLL_SOFT_VOTE_ACPU,
322 .c = {
323 .dbg_name = "pll0_acpu_clk",
324 .ops = &clk_ops_pll_acpu_vote,
325 CLK_INIT(pll0_acpu_clk.c),
326 },
327};
328
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700329static struct pll_vote_clk pll4_clk = {
330 .rate = 393216000,
331 .en_reg = BB_PLL_ENA_SC0_REG,
332 .en_mask = BIT(4),
333 .status_reg = LCC_PLL0_STATUS_REG,
334 .parent = &cxo_clk.c,
335 .c = {
336 .dbg_name = "pll4_clk",
337 .ops = &clk_ops_pll_vote,
338 CLK_INIT(pll4_clk.c),
339 },
340};
341
Vikram Mulukutla31680ae2011-11-04 14:23:55 -0700342static unsigned int soft_vote_pll8;
343
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700344static struct pll_vote_clk pll8_clk = {
345 .rate = 384000000,
346 .en_reg = BB_PLL_ENA_SC0_REG,
347 .en_mask = BIT(8),
348 .status_reg = BB_PLL8_STATUS_REG,
349 .parent = &cxo_clk.c,
Vikram Mulukutla31680ae2011-11-04 14:23:55 -0700350 .soft_vote = &soft_vote_pll8,
351 .soft_vote_mask = PLL_SOFT_VOTE_PRIMARY,
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700352 .c = {
353 .dbg_name = "pll8_clk",
Vikram Mulukutla31680ae2011-11-04 14:23:55 -0700354 .ops = &clk_ops_pll_acpu_vote,
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700355 CLK_INIT(pll8_clk.c),
356 },
357};
358
Vikram Mulukutla31680ae2011-11-04 14:23:55 -0700359static struct pll_vote_clk pll8_acpu_clk = {
360 .rate = 384000000,
361 .en_reg = BB_PLL_ENA_SC0_REG,
362 .en_mask = BIT(8),
363 .status_reg = BB_PLL8_STATUS_REG,
364 .soft_vote = &soft_vote_pll8,
365 .soft_vote_mask = PLL_SOFT_VOTE_ACPU,
366 .c = {
367 .dbg_name = "pll8_acpu_clk",
368 .ops = &clk_ops_pll_acpu_vote,
369 CLK_INIT(pll8_acpu_clk.c),
370 },
371};
372
373static unsigned int soft_vote_pll9;
374
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700375static struct pll_vote_clk pll9_clk = {
376 .rate = 440000000,
377 .en_reg = BB_PLL_ENA_SC0_REG,
378 .en_mask = BIT(9),
379 .status_reg = SC_PLL0_STATUS_REG,
380 .parent = &cxo_clk.c,
Vikram Mulukutla31680ae2011-11-04 14:23:55 -0700381 .soft_vote = &soft_vote_pll9,
382 .soft_vote_mask = PLL_SOFT_VOTE_PRIMARY,
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700383 .c = {
384 .dbg_name = "pll9_clk",
Vikram Mulukutla31680ae2011-11-04 14:23:55 -0700385 .ops = &clk_ops_pll_acpu_vote,
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700386 CLK_INIT(pll9_clk.c),
387 },
388};
389
Vikram Mulukutla31680ae2011-11-04 14:23:55 -0700390static struct pll_vote_clk pll9_acpu_clk = {
391 .rate = 440000000,
392 .en_reg = BB_PLL_ENA_SC0_REG,
393 .en_mask = BIT(9),
394 .soft_vote = &soft_vote_pll9,
395 .soft_vote_mask = PLL_SOFT_VOTE_ACPU,
396 .status_reg = SC_PLL0_STATUS_REG,
397 .c = {
398 .dbg_name = "pll9_acpu_clk",
399 .ops = &clk_ops_pll_acpu_vote,
400 CLK_INIT(pll9_acpu_clk.c),
401 },
402};
403
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700404static struct pll_vote_clk pll14_clk = {
405 .rate = 480000000,
406 .en_reg = BB_PLL_ENA_SC0_REG,
407 .en_mask = BIT(11),
408 .status_reg = BB_PLL14_STATUS_REG,
409 .parent = &cxo_clk.c,
410 .c = {
411 .dbg_name = "pll14_clk",
412 .ops = &clk_ops_pll_vote,
413 CLK_INIT(pll14_clk.c),
414 },
415};
416
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700417static int soc_clk_reset(struct clk *clk, enum clk_reset_action action)
418{
419 return branch_reset(&to_rcg_clk(clk)->b, action);
420}
421
422static struct clk_ops clk_ops_rcg_9615 = {
423 .enable = rcg_clk_enable,
424 .disable = rcg_clk_disable,
Matt Wagantall41af0772011-09-17 12:21:39 -0700425 .auto_off = rcg_clk_disable,
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700426 .set_rate = rcg_clk_set_rate,
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700427 .get_rate = rcg_clk_get_rate,
428 .list_rate = rcg_clk_list_rate,
429 .is_enabled = rcg_clk_is_enabled,
430 .round_rate = rcg_clk_round_rate,
431 .reset = soc_clk_reset,
432 .is_local = local_clk_is_local,
433 .get_parent = rcg_clk_get_parent,
434};
435
436static struct clk_ops clk_ops_branch = {
437 .enable = branch_clk_enable,
438 .disable = branch_clk_disable,
Matt Wagantall41af0772011-09-17 12:21:39 -0700439 .auto_off = branch_clk_disable,
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700440 .is_enabled = branch_clk_is_enabled,
441 .reset = branch_clk_reset,
442 .is_local = local_clk_is_local,
443 .get_parent = branch_clk_get_parent,
444 .set_parent = branch_clk_set_parent,
445};
446
447/*
448 * Peripheral Clocks
449 */
Matt Wagantall7625a4c2011-11-01 16:17:53 -0700450#define CLK_GP(i, n, h_r, h_b) \
451 struct rcg_clk i##_clk = { \
452 .b = { \
453 .ctl_reg = GPn_NS_REG(n), \
454 .en_mask = BIT(9), \
455 .halt_reg = h_r, \
456 .halt_bit = h_b, \
457 }, \
458 .ns_reg = GPn_NS_REG(n), \
459 .md_reg = GPn_MD_REG(n), \
460 .root_en_mask = BIT(11), \
461 .ns_mask = (BM(23, 16) | BM(6, 0)), \
462 .set_rate = set_rate_mnd, \
463 .freq_tbl = clk_tbl_gp, \
464 .current_freq = &rcg_dummy_freq, \
465 .c = { \
466 .dbg_name = #i "_clk", \
467 .ops = &clk_ops_rcg_9615, \
468 VDD_DIG_FMAX_MAP1(LOW, 27000000), \
469 CLK_INIT(i##_clk.c), \
470 }, \
471 }
472#define F_GP(f, s, d, m, n) \
473 { \
474 .freq_hz = f, \
475 .src_clk = &s##_clk.c, \
476 .md_val = MD8(16, m, 0, n), \
477 .ns_val = NS(23, 16, n, m, 5, 4, 3, d, 2, 0, s##_to_bb_mux), \
478 .mnd_en_mask = BIT(8) * !!(n), \
479 }
480static struct clk_freq_tbl clk_tbl_gp[] = {
481 F_GP( 0, gnd, 1, 0, 0),
482 F_GP( 9600000, cxo, 2, 0, 0),
483 F_GP( 19200000, cxo, 1, 0, 0),
484 F_END
485};
486
487static CLK_GP(gp0, 0, CLK_HALT_SFPB_MISC_STATE_REG, 7);
488static CLK_GP(gp1, 1, CLK_HALT_SFPB_MISC_STATE_REG, 6);
489static CLK_GP(gp2, 2, CLK_HALT_SFPB_MISC_STATE_REG, 5);
490
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700491#define CLK_GSBI_UART(i, n, h_r, h_b) \
492 struct rcg_clk i##_clk = { \
493 .b = { \
494 .ctl_reg = GSBIn_UART_APPS_NS_REG(n), \
495 .en_mask = BIT(9), \
496 .reset_reg = GSBIn_RESET_REG(n), \
497 .reset_mask = BIT(0), \
498 .halt_reg = h_r, \
499 .halt_bit = h_b, \
500 }, \
501 .ns_reg = GSBIn_UART_APPS_NS_REG(n), \
502 .md_reg = GSBIn_UART_APPS_MD_REG(n), \
503 .root_en_mask = BIT(11), \
504 .ns_mask = (BM(31, 16) | BM(6, 0)), \
505 .set_rate = set_rate_mnd, \
506 .freq_tbl = clk_tbl_gsbi_uart, \
507 .current_freq = &rcg_dummy_freq, \
508 .c = { \
509 .dbg_name = #i "_clk", \
510 .ops = &clk_ops_rcg_9615, \
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700511 VDD_DIG_FMAX_MAP2(LOW, 32000000, NOMINAL, 64000000), \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700512 CLK_INIT(i##_clk.c), \
513 }, \
514 }
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700515#define F_GSBI_UART(f, s, d, m, n) \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700516 { \
517 .freq_hz = f, \
518 .src_clk = &s##_clk.c, \
519 .md_val = MD16(m, n), \
520 .ns_val = NS(31, 16, n, m, 5, 4, 3, d, 2, 0, s##_to_bb_mux), \
521 .mnd_en_mask = BIT(8) * !!(n), \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700522 }
523static struct clk_freq_tbl clk_tbl_gsbi_uart[] = {
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700524 F_GSBI_UART( 0, gnd, 1, 0, 0),
525 F_GSBI_UART( 3686400, pll8, 1, 6, 625),
526 F_GSBI_UART( 7372800, pll8, 1, 12, 625),
527 F_GSBI_UART(14745600, pll8, 1, 24, 625),
528 F_GSBI_UART(16000000, pll8, 4, 1, 6),
529 F_GSBI_UART(24000000, pll8, 4, 1, 4),
530 F_GSBI_UART(32000000, pll8, 4, 1, 3),
531 F_GSBI_UART(40000000, pll8, 1, 5, 48),
532 F_GSBI_UART(46400000, pll8, 1, 29, 240),
533 F_GSBI_UART(48000000, pll8, 4, 1, 2),
534 F_GSBI_UART(51200000, pll8, 1, 2, 15),
535 F_GSBI_UART(56000000, pll8, 1, 7, 48),
536 F_GSBI_UART(58982400, pll8, 1, 96, 625),
537 F_GSBI_UART(64000000, pll8, 2, 1, 3),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700538 F_END
539};
540
541static CLK_GSBI_UART(gsbi1_uart, 1, CLK_HALT_CFPB_STATEA_REG, 10);
542static CLK_GSBI_UART(gsbi2_uart, 2, CLK_HALT_CFPB_STATEA_REG, 6);
543static CLK_GSBI_UART(gsbi3_uart, 3, CLK_HALT_CFPB_STATEA_REG, 2);
544static CLK_GSBI_UART(gsbi4_uart, 4, CLK_HALT_CFPB_STATEB_REG, 26);
545static CLK_GSBI_UART(gsbi5_uart, 5, CLK_HALT_CFPB_STATEB_REG, 22);
546
547#define CLK_GSBI_QUP(i, n, h_r, h_b) \
548 struct rcg_clk i##_clk = { \
549 .b = { \
550 .ctl_reg = GSBIn_QUP_APPS_NS_REG(n), \
551 .en_mask = BIT(9), \
552 .reset_reg = GSBIn_RESET_REG(n), \
553 .reset_mask = BIT(0), \
554 .halt_reg = h_r, \
555 .halt_bit = h_b, \
556 }, \
557 .ns_reg = GSBIn_QUP_APPS_NS_REG(n), \
558 .md_reg = GSBIn_QUP_APPS_MD_REG(n), \
559 .root_en_mask = BIT(11), \
560 .ns_mask = (BM(23, 16) | BM(6, 0)), \
561 .set_rate = set_rate_mnd, \
562 .freq_tbl = clk_tbl_gsbi_qup, \
563 .current_freq = &rcg_dummy_freq, \
564 .c = { \
565 .dbg_name = #i "_clk", \
566 .ops = &clk_ops_rcg_9615, \
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700567 VDD_DIG_FMAX_MAP2(LOW, 24000000, NOMINAL, 52000000), \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700568 CLK_INIT(i##_clk.c), \
569 }, \
570 }
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700571#define F_GSBI_QUP(f, s, d, m, n) \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700572 { \
573 .freq_hz = f, \
574 .src_clk = &s##_clk.c, \
575 .md_val = MD8(16, m, 0, n), \
576 .ns_val = NS(23, 16, n, m, 5, 4, 3, d, 2, 0, s##_to_bb_mux), \
577 .mnd_en_mask = BIT(8) * !!(n), \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700578 }
579static struct clk_freq_tbl clk_tbl_gsbi_qup[] = {
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700580 F_GSBI_QUP( 0, gnd, 1, 0, 0),
581 F_GSBI_QUP( 960000, cxo, 4, 1, 5),
582 F_GSBI_QUP( 4800000, cxo, 4, 0, 1),
583 F_GSBI_QUP( 9600000, cxo, 2, 0, 1),
584 F_GSBI_QUP(15058800, pll8, 1, 2, 51),
585 F_GSBI_QUP(24000000, pll8, 4, 1, 4),
586 F_GSBI_QUP(25600000, pll8, 1, 1, 15),
587 F_GSBI_QUP(48000000, pll8, 4, 1, 2),
588 F_GSBI_QUP(51200000, pll8, 1, 2, 15),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700589 F_END
590};
591
592static CLK_GSBI_QUP(gsbi1_qup, 1, CLK_HALT_CFPB_STATEA_REG, 9);
593static CLK_GSBI_QUP(gsbi2_qup, 2, CLK_HALT_CFPB_STATEA_REG, 4);
594static CLK_GSBI_QUP(gsbi3_qup, 3, CLK_HALT_CFPB_STATEA_REG, 0);
595static CLK_GSBI_QUP(gsbi4_qup, 4, CLK_HALT_CFPB_STATEB_REG, 24);
596static CLK_GSBI_QUP(gsbi5_qup, 5, CLK_HALT_CFPB_STATEB_REG, 20);
597
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700598#define F_PDM(f, s, d) \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700599 { \
600 .freq_hz = f, \
601 .src_clk = &s##_clk.c, \
602 .ns_val = NS_SRC_SEL(1, 0, s##_to_xo_mux), \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700603 }
604static struct clk_freq_tbl clk_tbl_pdm[] = {
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700605 F_PDM( 0, gnd, 1),
606 F_PDM(19200000, cxo, 1),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700607 F_END
608};
609
610static struct rcg_clk pdm_clk = {
611 .b = {
612 .ctl_reg = PDM_CLK_NS_REG,
613 .en_mask = BIT(9),
614 .reset_reg = PDM_CLK_NS_REG,
615 .reset_mask = BIT(12),
616 .halt_reg = CLK_HALT_CFPB_STATEC_REG,
617 .halt_bit = 3,
618 },
619 .ns_reg = PDM_CLK_NS_REG,
620 .root_en_mask = BIT(11),
621 .ns_mask = BM(1, 0),
622 .set_rate = set_rate_nop,
623 .freq_tbl = clk_tbl_pdm,
624 .current_freq = &rcg_dummy_freq,
625 .c = {
626 .dbg_name = "pdm_clk",
627 .ops = &clk_ops_rcg_9615,
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700628 VDD_DIG_FMAX_MAP1(LOW, 19200000),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700629 CLK_INIT(pdm_clk.c),
630 },
631};
632
633static struct branch_clk pmem_clk = {
634 .b = {
635 .ctl_reg = PMEM_ACLK_CTL_REG,
636 .en_mask = BIT(4),
637 .halt_reg = CLK_HALT_DFAB_STATE_REG,
638 .halt_bit = 20,
639 },
640 .c = {
641 .dbg_name = "pmem_clk",
642 .ops = &clk_ops_branch,
643 CLK_INIT(pmem_clk.c),
644 },
645};
646
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700647#define F_PRNG(f, s) \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700648 { \
649 .freq_hz = f, \
650 .src_clk = &s##_clk.c, \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700651 }
652static struct clk_freq_tbl clk_tbl_prng[] = {
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700653 F_PRNG(32000000, pll8),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700654 F_END
655};
656
657static struct rcg_clk prng_clk = {
658 .b = {
659 .ctl_reg = SC0_U_CLK_BRANCH_ENA_VOTE_REG,
660 .en_mask = BIT(10),
661 .halt_reg = CLK_HALT_SFPB_MISC_STATE_REG,
662 .halt_check = HALT_VOTED,
663 .halt_bit = 10,
664 },
665 .set_rate = set_rate_nop,
666 .freq_tbl = clk_tbl_prng,
667 .current_freq = &rcg_dummy_freq,
668 .c = {
669 .dbg_name = "prng_clk",
670 .ops = &clk_ops_rcg_9615,
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700671 VDD_DIG_FMAX_MAP2(LOW, 32000000, NOMINAL, 65000000),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700672 CLK_INIT(prng_clk.c),
673 },
674};
675
676#define CLK_SDC(name, n, h_b, f_table) \
677 struct rcg_clk name = { \
678 .b = { \
679 .ctl_reg = SDCn_APPS_CLK_NS_REG(n), \
680 .en_mask = BIT(9), \
681 .reset_reg = SDCn_RESET_REG(n), \
682 .reset_mask = BIT(0), \
683 .halt_reg = CLK_HALT_DFAB_STATE_REG, \
684 .halt_bit = h_b, \
685 }, \
686 .ns_reg = SDCn_APPS_CLK_NS_REG(n), \
687 .md_reg = SDCn_APPS_CLK_MD_REG(n), \
688 .root_en_mask = BIT(11), \
689 .ns_mask = (BM(23, 16) | BM(6, 0)), \
690 .set_rate = set_rate_mnd, \
691 .freq_tbl = f_table, \
692 .current_freq = &rcg_dummy_freq, \
693 .c = { \
694 .dbg_name = #name, \
695 .ops = &clk_ops_rcg_9615, \
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700696 VDD_DIG_FMAX_MAP2(LOW, 25000000, NOMINAL, 50000000), \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700697 CLK_INIT(name.c), \
698 }, \
699 }
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700700#define F_SDC(f, s, d, m, n) \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700701 { \
702 .freq_hz = f, \
703 .src_clk = &s##_clk.c, \
704 .md_val = MD8(16, m, 0, n), \
705 .ns_val = NS(23, 16, n, m, 5, 4, 3, d, 2, 0, s##_to_bb_mux), \
706 .mnd_en_mask = BIT(8) * !!(n), \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700707 }
708static struct clk_freq_tbl clk_tbl_sdc1_2[] = {
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700709 F_SDC( 0, gnd, 1, 0, 0),
710 F_SDC( 144300, cxo, 1, 1, 133),
711 F_SDC( 400000, pll8, 4, 1, 240),
712 F_SDC( 16000000, pll8, 4, 1, 6),
713 F_SDC( 17070000, pll8, 1, 2, 45),
714 F_SDC( 20210000, pll8, 1, 1, 19),
715 F_SDC( 24000000, pll8, 4, 1, 4),
716 F_SDC( 48000000, pll8, 4, 1, 2),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700717 F_END
718};
719
720static CLK_SDC(sdc1_clk, 1, 6, clk_tbl_sdc1_2);
721static CLK_SDC(sdc2_clk, 2, 5, clk_tbl_sdc1_2);
722
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700723#define F_USB(f, s, d, m, n) \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700724 { \
725 .freq_hz = f, \
726 .src_clk = &s##_clk.c, \
727 .md_val = MD8(16, m, 0, n), \
728 .ns_val = NS(23, 16, n, m, 5, 4, 3, d, 2, 0, s##_to_bb_mux), \
729 .mnd_en_mask = BIT(8) * !!(n), \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700730 }
731static struct clk_freq_tbl clk_tbl_usb[] = {
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700732 F_USB( 0, gnd, 1, 0, 0),
733 F_USB(60000000, pll8, 1, 5, 32),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700734 F_END
735};
736
737static struct rcg_clk usb_hs1_xcvr_clk = {
738 .b = {
739 .ctl_reg = USB_HS1_XCVR_FS_CLK_NS_REG,
740 .en_mask = BIT(9),
741 .reset_reg = USB_HS1_RESET_REG,
742 .reset_mask = BIT(0),
743 .halt_reg = CLK_HALT_DFAB_STATE_REG,
744 .halt_bit = 0,
745 },
746 .ns_reg = USB_HS1_XCVR_FS_CLK_NS_REG,
747 .md_reg = USB_HS1_XCVR_FS_CLK_MD_REG,
748 .root_en_mask = BIT(11),
749 .ns_mask = (BM(23, 16) | BM(6, 0)),
750 .set_rate = set_rate_mnd,
751 .freq_tbl = clk_tbl_usb,
752 .current_freq = &rcg_dummy_freq,
753 .c = {
754 .dbg_name = "usb_hs1_xcvr_clk",
755 .ops = &clk_ops_rcg_9615,
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700756 VDD_DIG_FMAX_MAP1(NOMINAL, 60000000),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700757 CLK_INIT(usb_hs1_xcvr_clk.c),
758 },
759};
760
761static struct rcg_clk usb_hs1_sys_clk = {
762 .b = {
763 .ctl_reg = USB_HS1_SYS_CLK_NS_REG,
764 .en_mask = BIT(9),
765 .reset_reg = USB_HS1_RESET_REG,
766 .reset_mask = BIT(0),
767 .halt_reg = CLK_HALT_DFAB_STATE_REG,
768 .halt_bit = 4,
769 },
770 .ns_reg = USB_HS1_SYS_CLK_NS_REG,
771 .md_reg = USB_HS1_SYS_CLK_MD_REG,
772 .root_en_mask = BIT(11),
773 .ns_mask = (BM(23, 16) | BM(6, 0)),
774 .set_rate = set_rate_mnd,
775 .freq_tbl = clk_tbl_usb,
776 .current_freq = &rcg_dummy_freq,
777 .c = {
778 .dbg_name = "usb_hs1_sys_clk",
779 .ops = &clk_ops_rcg_9615,
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700780 VDD_DIG_FMAX_MAP1(NOMINAL, 60000000),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700781 CLK_INIT(usb_hs1_sys_clk.c),
782 },
783};
784
785static struct rcg_clk usb_hsic_xcvr_clk = {
786 .b = {
787 .ctl_reg = USB_HSIC_XCVR_FS_CLK_NS_REG,
788 .en_mask = BIT(9),
789 .reset_reg = USB_HSIC_RESET_REG,
790 .reset_mask = BIT(0),
791 .halt_reg = CLK_HALT_DFAB_STATE_REG,
792 .halt_bit = 9,
793 },
794 .ns_reg = USB_HSIC_XCVR_FS_CLK_NS_REG,
795 .md_reg = USB_HSIC_XCVR_FS_CLK_MD_REG,
796 .root_en_mask = BIT(11),
797 .ns_mask = (BM(23, 16) | BM(6, 0)),
798 .set_rate = set_rate_mnd,
799 .freq_tbl = clk_tbl_usb,
800 .current_freq = &rcg_dummy_freq,
801 .c = {
802 .dbg_name = "usb_hsic_xcvr_clk",
803 .ops = &clk_ops_rcg_9615,
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700804 VDD_DIG_FMAX_MAP1(NOMINAL, 60000000),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700805 CLK_INIT(usb_hsic_xcvr_clk.c),
806 },
807};
808
809static struct rcg_clk usb_hsic_sys_clk = {
810 .b = {
811 .ctl_reg = USB_HSIC_SYSTEM_CLK_NS_REG,
812 .en_mask = BIT(9),
813 .reset_reg = USB_HSIC_RESET_REG,
814 .reset_mask = BIT(0),
815 .halt_reg = CLK_HALT_DFAB_STATE_REG,
816 .halt_bit = 7,
817 },
818 .ns_reg = USB_HSIC_SYSTEM_CLK_NS_REG,
819 .md_reg = USB_HSIC_SYSTEM_CLK_MD_REG,
820 .root_en_mask = BIT(11),
821 .ns_mask = (BM(23, 16) | BM(6, 0)),
822 .set_rate = set_rate_mnd,
823 .freq_tbl = clk_tbl_usb,
824 .current_freq = &rcg_dummy_freq,
825 .c = {
826 .dbg_name = "usb_hsic_sys_clk",
827 .ops = &clk_ops_rcg_9615,
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700828 VDD_DIG_FMAX_MAP1(NOMINAL, 60000000),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700829 CLK_INIT(usb_hsic_sys_clk.c),
830 },
831};
832
833static struct clk_freq_tbl clk_tbl_usb_hsic[] = {
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700834 F_USB( 0, gnd, 1, 0, 0),
835 F_USB(480000000, pll14, 1, 0, 1),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700836 F_END
837};
838
839static struct rcg_clk usb_hsic_clk = {
840 .b = {
841 .ctl_reg = USB_HSIC_CLK_NS_REG,
842 .en_mask = BIT(9),
843 .reset_reg = USB_HSIC_RESET_REG,
844 .reset_mask = BIT(0),
845 .halt_reg = CLK_HALT_DFAB_STATE_REG,
846 .halt_bit = 7,
847 },
848 .ns_reg = USB_HSIC_CLK_NS_REG,
849 .md_reg = USB_HSIC_CLK_MD_REG,
850 .root_en_mask = BIT(11),
851 .ns_mask = (BM(23, 16) | BM(6, 0)),
852 .set_rate = set_rate_mnd,
853 .freq_tbl = clk_tbl_usb_hsic,
854 .current_freq = &rcg_dummy_freq,
855 .c = {
856 .dbg_name = "usb_hsic_clk",
857 .ops = &clk_ops_rcg_9615,
Matt Wagantalle18bbc82011-10-06 10:07:28 -0700858 VDD_DIG_FMAX_MAP1(NOMINAL, 480000000),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -0700859 CLK_INIT(usb_hsic_clk.c),
860 },
861};
862
863static struct branch_clk usb_hsic_hsio_cal_clk = {
864 .b = {
865 .ctl_reg = USB_HSIC_HSIO_CAL_CLK_CTL_REG,
866 .en_mask = BIT(0),
867 .halt_reg = CLK_HALT_DFAB_STATE_REG,
868 .halt_bit = 8,
869 },
870 .parent = &cxo_clk.c,
871 .c = {
872 .dbg_name = "usb_hsic_hsio_cal_clk",
873 .ops = &clk_ops_branch,
874 CLK_INIT(usb_hsic_hsio_cal_clk.c),
875 },
876};
877
878/* Fast Peripheral Bus Clocks */
879static struct branch_clk ce1_core_clk = {
880 .b = {
881 .ctl_reg = CE1_CORE_CLK_CTL_REG,
882 .en_mask = BIT(4),
883 .halt_reg = CLK_HALT_CFPB_STATEC_REG,
884 .halt_bit = 27,
885 },
886 .c = {
887 .dbg_name = "ce1_core_clk",
888 .ops = &clk_ops_branch,
889 CLK_INIT(ce1_core_clk.c),
890 },
891};
892static struct branch_clk ce1_p_clk = {
893 .b = {
894 .ctl_reg = CE1_HCLK_CTL_REG,
895 .en_mask = BIT(4),
896 .halt_reg = CLK_HALT_CFPB_STATEC_REG,
897 .halt_bit = 1,
898 },
899 .c = {
900 .dbg_name = "ce1_p_clk",
901 .ops = &clk_ops_branch,
902 CLK_INIT(ce1_p_clk.c),
903 },
904};
905
906static struct branch_clk dma_bam_p_clk = {
907 .b = {
908 .ctl_reg = DMA_BAM_HCLK_CTL,
909 .en_mask = BIT(4),
910 .halt_reg = CLK_HALT_DFAB_STATE_REG,
911 .halt_bit = 12,
912 },
913 .c = {
914 .dbg_name = "dma_bam_p_clk",
915 .ops = &clk_ops_branch,
916 CLK_INIT(dma_bam_p_clk.c),
917 },
918};
919
920static struct branch_clk gsbi1_p_clk = {
921 .b = {
922 .ctl_reg = GSBIn_HCLK_CTL_REG(1),
923 .en_mask = BIT(4),
924 .halt_reg = CLK_HALT_CFPB_STATEA_REG,
925 .halt_bit = 11,
926 },
927 .c = {
928 .dbg_name = "gsbi1_p_clk",
929 .ops = &clk_ops_branch,
930 CLK_INIT(gsbi1_p_clk.c),
931 },
932};
933
934static struct branch_clk gsbi2_p_clk = {
935 .b = {
936 .ctl_reg = GSBIn_HCLK_CTL_REG(2),
937 .en_mask = BIT(4),
938 .halt_reg = CLK_HALT_CFPB_STATEA_REG,
939 .halt_bit = 7,
940 },
941 .c = {
942 .dbg_name = "gsbi2_p_clk",
943 .ops = &clk_ops_branch,
944 CLK_INIT(gsbi2_p_clk.c),
945 },
946};
947
948static struct branch_clk gsbi3_p_clk = {
949 .b = {
950 .ctl_reg = GSBIn_HCLK_CTL_REG(3),
951 .en_mask = BIT(4),
952 .halt_reg = CLK_HALT_CFPB_STATEA_REG,
953 .halt_bit = 3,
954 },
955 .c = {
956 .dbg_name = "gsbi3_p_clk",
957 .ops = &clk_ops_branch,
958 CLK_INIT(gsbi3_p_clk.c),
959 },
960};
961
962static struct branch_clk gsbi4_p_clk = {
963 .b = {
964 .ctl_reg = GSBIn_HCLK_CTL_REG(4),
965 .en_mask = BIT(4),
966 .halt_reg = CLK_HALT_CFPB_STATEB_REG,
967 .halt_bit = 27,
968 },
969 .c = {
970 .dbg_name = "gsbi4_p_clk",
971 .ops = &clk_ops_branch,
972 CLK_INIT(gsbi4_p_clk.c),
973 },
974};
975
976static struct branch_clk gsbi5_p_clk = {
977 .b = {
978 .ctl_reg = GSBIn_HCLK_CTL_REG(5),
979 .en_mask = BIT(4),
980 .halt_reg = CLK_HALT_CFPB_STATEB_REG,
981 .halt_bit = 23,
982 },
983 .c = {
984 .dbg_name = "gsbi5_p_clk",
985 .ops = &clk_ops_branch,
986 CLK_INIT(gsbi5_p_clk.c),
987 },
988};
989
990static struct branch_clk usb_hs1_p_clk = {
991 .b = {
992 .ctl_reg = USB_HS1_HCLK_CTL_REG,
993 .en_mask = BIT(4),
994 .halt_reg = CLK_HALT_DFAB_STATE_REG,
995 .halt_bit = 1,
996 },
997 .c = {
998 .dbg_name = "usb_hs1_p_clk",
999 .ops = &clk_ops_branch,
1000 CLK_INIT(usb_hs1_p_clk.c),
1001 },
1002};
1003
1004static struct branch_clk usb_hsic_p_clk = {
1005 .b = {
1006 .ctl_reg = USB_HSIC_HCLK_CTL_REG,
1007 .en_mask = BIT(4),
1008 .halt_reg = CLK_HALT_DFAB_STATE_REG,
1009 .halt_bit = 3,
1010 },
1011 .c = {
1012 .dbg_name = "usb_hsic_p_clk",
1013 .ops = &clk_ops_branch,
1014 CLK_INIT(usb_hsic_p_clk.c),
1015 },
1016};
1017
1018static struct branch_clk sdc1_p_clk = {
1019 .b = {
1020 .ctl_reg = SDCn_HCLK_CTL_REG(1),
1021 .en_mask = BIT(4),
1022 .halt_reg = CLK_HALT_DFAB_STATE_REG,
1023 .halt_bit = 11,
1024 },
1025 .c = {
1026 .dbg_name = "sdc1_p_clk",
1027 .ops = &clk_ops_branch,
1028 CLK_INIT(sdc1_p_clk.c),
1029 },
1030};
1031
1032static struct branch_clk sdc2_p_clk = {
1033 .b = {
1034 .ctl_reg = SDCn_HCLK_CTL_REG(2),
1035 .en_mask = BIT(4),
1036 .halt_reg = CLK_HALT_DFAB_STATE_REG,
1037 .halt_bit = 10,
1038 },
1039 .c = {
1040 .dbg_name = "sdc2_p_clk",
1041 .ops = &clk_ops_branch,
1042 CLK_INIT(sdc2_p_clk.c),
1043 },
1044};
1045
1046/* HW-Voteable Clocks */
1047static struct branch_clk adm0_clk = {
1048 .b = {
1049 .ctl_reg = SC0_U_CLK_BRANCH_ENA_VOTE_REG,
1050 .en_mask = BIT(2),
1051 .halt_reg = CLK_HALT_MSS_KPSS_MISC_STATE_REG,
1052 .halt_check = HALT_VOTED,
1053 .halt_bit = 14,
1054 },
1055 .c = {
1056 .dbg_name = "adm0_clk",
1057 .ops = &clk_ops_branch,
1058 CLK_INIT(adm0_clk.c),
1059 },
1060};
1061
1062static struct branch_clk adm0_p_clk = {
1063 .b = {
1064 .ctl_reg = SC0_U_CLK_BRANCH_ENA_VOTE_REG,
1065 .en_mask = BIT(3),
1066 .halt_reg = CLK_HALT_MSS_KPSS_MISC_STATE_REG,
1067 .halt_check = HALT_VOTED,
1068 .halt_bit = 13,
1069 },
1070 .c = {
1071 .dbg_name = "adm0_p_clk",
1072 .ops = &clk_ops_branch,
1073 CLK_INIT(adm0_p_clk.c),
1074 },
1075};
1076
1077static struct branch_clk pmic_arb0_p_clk = {
1078 .b = {
1079 .ctl_reg = SC0_U_CLK_BRANCH_ENA_VOTE_REG,
1080 .en_mask = BIT(8),
1081 .halt_reg = CLK_HALT_SFPB_MISC_STATE_REG,
1082 .halt_check = HALT_VOTED,
1083 .halt_bit = 22,
1084 },
1085 .c = {
1086 .dbg_name = "pmic_arb0_p_clk",
1087 .ops = &clk_ops_branch,
1088 CLK_INIT(pmic_arb0_p_clk.c),
1089 },
1090};
1091
1092static struct branch_clk pmic_arb1_p_clk = {
1093 .b = {
1094 .ctl_reg = SC0_U_CLK_BRANCH_ENA_VOTE_REG,
1095 .en_mask = BIT(9),
1096 .halt_reg = CLK_HALT_SFPB_MISC_STATE_REG,
1097 .halt_check = HALT_VOTED,
1098 .halt_bit = 21,
1099 },
1100 .c = {
1101 .dbg_name = "pmic_arb1_p_clk",
1102 .ops = &clk_ops_branch,
1103 CLK_INIT(pmic_arb1_p_clk.c),
1104 },
1105};
1106
1107static struct branch_clk pmic_ssbi2_clk = {
1108 .b = {
1109 .ctl_reg = SC0_U_CLK_BRANCH_ENA_VOTE_REG,
1110 .en_mask = BIT(7),
1111 .halt_reg = CLK_HALT_SFPB_MISC_STATE_REG,
1112 .halt_check = HALT_VOTED,
1113 .halt_bit = 23,
1114 },
1115 .c = {
1116 .dbg_name = "pmic_ssbi2_clk",
1117 .ops = &clk_ops_branch,
1118 CLK_INIT(pmic_ssbi2_clk.c),
1119 },
1120};
1121
1122static struct branch_clk rpm_msg_ram_p_clk = {
1123 .b = {
1124 .ctl_reg = SC0_U_CLK_BRANCH_ENA_VOTE_REG,
1125 .en_mask = BIT(6),
1126 .halt_reg = CLK_HALT_SFPB_MISC_STATE_REG,
1127 .halt_check = HALT_VOTED,
1128 .halt_bit = 12,
1129 },
1130 .c = {
1131 .dbg_name = "rpm_msg_ram_p_clk",
1132 .ops = &clk_ops_branch,
1133 CLK_INIT(rpm_msg_ram_p_clk.c),
1134 },
1135};
1136
1137/*
1138 * Low Power Audio Clocks
1139 */
Matt Wagantalle18bbc82011-10-06 10:07:28 -07001140#define F_AIF_OSR(f, s, d, m, n) \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001141 { \
1142 .freq_hz = f, \
1143 .src_clk = &s##_clk.c, \
1144 .md_val = MD8(8, m, 0, n), \
1145 .ns_val = NS(31, 24, n, m, 5, 4, 3, d, 2, 0, s##_to_lpa_mux), \
1146 .mnd_en_mask = BIT(8) * !!(n), \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001147 }
1148static struct clk_freq_tbl clk_tbl_aif_osr[] = {
Matt Wagantalle18bbc82011-10-06 10:07:28 -07001149 F_AIF_OSR( 0, gnd, 1, 0, 0),
1150 F_AIF_OSR( 512000, pll4, 4, 1, 192),
1151 F_AIF_OSR( 768000, pll4, 4, 1, 128),
1152 F_AIF_OSR( 1024000, pll4, 4, 1, 96),
1153 F_AIF_OSR( 1536000, pll4, 4, 1, 64),
1154 F_AIF_OSR( 2048000, pll4, 4, 1, 48),
1155 F_AIF_OSR( 3072000, pll4, 4, 1, 32),
1156 F_AIF_OSR( 4096000, pll4, 4, 1, 24),
1157 F_AIF_OSR( 6144000, pll4, 4, 1, 16),
1158 F_AIF_OSR( 8192000, pll4, 4, 1, 12),
1159 F_AIF_OSR(12288000, pll4, 4, 1, 8),
1160 F_AIF_OSR(24576000, pll4, 4, 1, 4),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001161 F_END
1162};
1163
1164#define CLK_AIF_OSR(i, ns, md, h_r) \
1165 struct rcg_clk i##_clk = { \
1166 .b = { \
1167 .ctl_reg = ns, \
1168 .en_mask = BIT(17), \
1169 .reset_reg = ns, \
1170 .reset_mask = BIT(19), \
1171 .halt_reg = h_r, \
1172 .halt_check = ENABLE, \
1173 .halt_bit = 1, \
1174 }, \
1175 .ns_reg = ns, \
1176 .md_reg = md, \
1177 .root_en_mask = BIT(9), \
1178 .ns_mask = (BM(31, 24) | BM(6, 0)), \
1179 .set_rate = set_rate_mnd, \
1180 .freq_tbl = clk_tbl_aif_osr, \
1181 .current_freq = &rcg_dummy_freq, \
1182 .c = { \
1183 .dbg_name = #i "_clk", \
1184 .ops = &clk_ops_rcg_9615, \
1185 CLK_INIT(i##_clk.c), \
1186 }, \
1187 }
1188#define CLK_AIF_OSR_DIV(i, ns, md, h_r) \
1189 struct rcg_clk i##_clk = { \
1190 .b = { \
1191 .ctl_reg = ns, \
1192 .en_mask = BIT(21), \
1193 .reset_reg = ns, \
1194 .reset_mask = BIT(23), \
1195 .halt_reg = h_r, \
1196 .halt_check = ENABLE, \
1197 .halt_bit = 1, \
1198 }, \
1199 .ns_reg = ns, \
1200 .md_reg = md, \
1201 .root_en_mask = BIT(9), \
1202 .ns_mask = (BM(31, 24) | BM(6, 0)), \
1203 .set_rate = set_rate_mnd, \
1204 .freq_tbl = clk_tbl_aif_osr, \
1205 .current_freq = &rcg_dummy_freq, \
1206 .c = { \
1207 .dbg_name = #i "_clk", \
1208 .ops = &clk_ops_rcg_9615, \
1209 CLK_INIT(i##_clk.c), \
1210 }, \
1211 }
1212
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001213#define CLK_AIF_BIT(i, ns, h_r) \
Stephen Boyd9fd19642011-11-16 11:11:09 -08001214 struct cdiv_clk i##_clk = { \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001215 .b = { \
1216 .ctl_reg = ns, \
1217 .en_mask = BIT(15), \
1218 .halt_reg = h_r, \
1219 .halt_check = DELAY, \
1220 }, \
1221 .ns_reg = ns, \
Stephen Boyd9fd19642011-11-16 11:11:09 -08001222 .ext_mask = BIT(14), \
1223 .div_offset = 10, \
1224 .max_div = 16, \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001225 .c = { \
1226 .dbg_name = #i "_clk", \
Stephen Boyd9fd19642011-11-16 11:11:09 -08001227 .ops = &clk_ops_cdiv, \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001228 CLK_INIT(i##_clk.c), \
1229 }, \
1230 }
1231
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001232#define CLK_AIF_BIT_DIV(i, ns, h_r) \
Stephen Boyd9fd19642011-11-16 11:11:09 -08001233 struct cdiv_clk i##_clk = { \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001234 .b = { \
1235 .ctl_reg = ns, \
1236 .en_mask = BIT(19), \
1237 .halt_reg = h_r, \
1238 .halt_check = ENABLE, \
1239 }, \
1240 .ns_reg = ns, \
Stephen Boyd9fd19642011-11-16 11:11:09 -08001241 .ext_mask = BIT(18), \
1242 .div_offset = 10, \
1243 .max_div = 256, \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001244 .c = { \
1245 .dbg_name = #i "_clk", \
Stephen Boyd9fd19642011-11-16 11:11:09 -08001246 .ops = &clk_ops_cdiv, \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001247 CLK_INIT(i##_clk.c), \
1248 }, \
1249 }
1250
1251static CLK_AIF_OSR(mi2s_osr, LCC_MI2S_NS_REG, LCC_MI2S_MD_REG,
1252 LCC_MI2S_STATUS_REG);
1253static CLK_AIF_BIT(mi2s_bit, LCC_MI2S_NS_REG, LCC_MI2S_STATUS_REG);
1254
1255static CLK_AIF_OSR_DIV(codec_i2s_mic_osr, LCC_CODEC_I2S_MIC_NS_REG,
1256 LCC_CODEC_I2S_MIC_MD_REG, LCC_CODEC_I2S_MIC_STATUS_REG);
1257static CLK_AIF_BIT_DIV(codec_i2s_mic_bit, LCC_CODEC_I2S_MIC_NS_REG,
1258 LCC_CODEC_I2S_MIC_STATUS_REG);
1259
1260static CLK_AIF_OSR_DIV(spare_i2s_mic_osr, LCC_SPARE_I2S_MIC_NS_REG,
1261 LCC_SPARE_I2S_MIC_MD_REG, LCC_SPARE_I2S_MIC_STATUS_REG);
1262static CLK_AIF_BIT_DIV(spare_i2s_mic_bit, LCC_SPARE_I2S_MIC_NS_REG,
1263 LCC_SPARE_I2S_MIC_STATUS_REG);
1264
1265static CLK_AIF_OSR_DIV(codec_i2s_spkr_osr, LCC_CODEC_I2S_SPKR_NS_REG,
1266 LCC_CODEC_I2S_SPKR_MD_REG, LCC_CODEC_I2S_SPKR_STATUS_REG);
1267static CLK_AIF_BIT_DIV(codec_i2s_spkr_bit, LCC_CODEC_I2S_SPKR_NS_REG,
1268 LCC_CODEC_I2S_SPKR_STATUS_REG);
1269
1270static CLK_AIF_OSR_DIV(spare_i2s_spkr_osr, LCC_SPARE_I2S_SPKR_NS_REG,
1271 LCC_SPARE_I2S_SPKR_MD_REG, LCC_SPARE_I2S_SPKR_STATUS_REG);
1272static CLK_AIF_BIT_DIV(spare_i2s_spkr_bit, LCC_SPARE_I2S_SPKR_NS_REG,
1273 LCC_SPARE_I2S_SPKR_STATUS_REG);
1274
Matt Wagantalle18bbc82011-10-06 10:07:28 -07001275#define F_PCM(f, s, d, m, n) \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001276 { \
1277 .freq_hz = f, \
1278 .src_clk = &s##_clk.c, \
1279 .md_val = MD16(m, n), \
1280 .ns_val = NS(31, 16, n, m, 5, 4, 3, d, 2, 0, s##_to_lpa_mux), \
1281 .mnd_en_mask = BIT(8) * !!(n), \
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001282 }
1283static struct clk_freq_tbl clk_tbl_pcm[] = {
Matt Wagantalle18bbc82011-10-06 10:07:28 -07001284 F_PCM( 0, gnd, 1, 0, 0),
1285 F_PCM( 512000, pll4, 4, 1, 192),
1286 F_PCM( 768000, pll4, 4, 1, 128),
1287 F_PCM( 1024000, pll4, 4, 1, 96),
1288 F_PCM( 1536000, pll4, 4, 1, 64),
1289 F_PCM( 2048000, pll4, 4, 1, 48),
1290 F_PCM( 3072000, pll4, 4, 1, 32),
1291 F_PCM( 4096000, pll4, 4, 1, 24),
1292 F_PCM( 6144000, pll4, 4, 1, 16),
1293 F_PCM( 8192000, pll4, 4, 1, 12),
1294 F_PCM(12288000, pll4, 4, 1, 8),
1295 F_PCM(24576000, pll4, 4, 1, 4),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001296 F_END
1297};
1298
1299static struct rcg_clk pcm_clk = {
1300 .b = {
1301 .ctl_reg = LCC_PCM_NS_REG,
1302 .en_mask = BIT(11),
1303 .reset_reg = LCC_PCM_NS_REG,
1304 .reset_mask = BIT(13),
1305 .halt_reg = LCC_PCM_STATUS_REG,
1306 .halt_check = ENABLE,
1307 .halt_bit = 0,
1308 },
1309 .ns_reg = LCC_PCM_NS_REG,
1310 .md_reg = LCC_PCM_MD_REG,
1311 .root_en_mask = BIT(9),
1312 .ns_mask = (BM(31, 16) | BM(6, 0)),
1313 .set_rate = set_rate_mnd,
1314 .freq_tbl = clk_tbl_pcm,
1315 .current_freq = &rcg_dummy_freq,
1316 .c = {
1317 .dbg_name = "pcm_clk",
1318 .ops = &clk_ops_rcg_9615,
Matt Wagantalle18bbc82011-10-06 10:07:28 -07001319 VDD_DIG_FMAX_MAP1(LOW, 24576000),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001320 CLK_INIT(pcm_clk.c),
1321 },
1322};
1323
1324static struct rcg_clk audio_slimbus_clk = {
1325 .b = {
1326 .ctl_reg = LCC_SLIMBUS_NS_REG,
1327 .en_mask = BIT(10),
1328 .reset_reg = LCC_AHBEX_BRANCH_CTL_REG,
1329 .reset_mask = BIT(5),
1330 .halt_reg = LCC_SLIMBUS_STATUS_REG,
1331 .halt_check = ENABLE,
1332 .halt_bit = 0,
1333 },
1334 .ns_reg = LCC_SLIMBUS_NS_REG,
1335 .md_reg = LCC_SLIMBUS_MD_REG,
1336 .root_en_mask = BIT(9),
1337 .ns_mask = (BM(31, 24) | BM(6, 0)),
1338 .set_rate = set_rate_mnd,
1339 .freq_tbl = clk_tbl_aif_osr,
1340 .current_freq = &rcg_dummy_freq,
1341 .c = {
1342 .dbg_name = "audio_slimbus_clk",
1343 .ops = &clk_ops_rcg_9615,
Matt Wagantalle18bbc82011-10-06 10:07:28 -07001344 VDD_DIG_FMAX_MAP1(LOW, 24576000),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001345 CLK_INIT(audio_slimbus_clk.c),
1346 },
1347};
1348
1349static struct branch_clk sps_slimbus_clk = {
1350 .b = {
1351 .ctl_reg = LCC_SLIMBUS_NS_REG,
1352 .en_mask = BIT(12),
1353 .halt_reg = LCC_SLIMBUS_STATUS_REG,
1354 .halt_check = ENABLE,
1355 .halt_bit = 1,
1356 },
1357 .parent = &audio_slimbus_clk.c,
1358 .c = {
1359 .dbg_name = "sps_slimbus_clk",
1360 .ops = &clk_ops_branch,
1361 CLK_INIT(sps_slimbus_clk.c),
1362 },
1363};
1364
1365static struct branch_clk slimbus_xo_src_clk = {
1366 .b = {
1367 .ctl_reg = SLIMBUS_XO_SRC_CLK_CTL_REG,
1368 .en_mask = BIT(2),
1369 .halt_reg = CLK_HALT_DFAB_STATE_REG,
1370 .halt_bit = 28,
1371 },
1372 .parent = &sps_slimbus_clk.c,
1373 .c = {
1374 .dbg_name = "slimbus_xo_src_clk",
1375 .ops = &clk_ops_branch,
1376 CLK_INIT(slimbus_xo_src_clk.c),
1377 },
1378};
1379
Vikram Mulukutla73d42112011-09-19 16:32:54 -07001380DEFINE_CLK_RPM(cfpb_clk, cfpb_a_clk, CFPB, NULL);
1381DEFINE_CLK_RPM(dfab_clk, dfab_a_clk, DAYTONA_FABRIC, NULL);
1382DEFINE_CLK_RPM(ebi1_clk, ebi1_a_clk, EBI1, NULL);
1383DEFINE_CLK_RPM(sfab_clk, sfab_a_clk, SYSTEM_FABRIC, NULL);
1384DEFINE_CLK_RPM(sfpb_clk, sfpb_a_clk, SFPB, NULL);
1385
1386static DEFINE_CLK_VOTER(dfab_usb_hs_clk, &dfab_clk.c);
1387static DEFINE_CLK_VOTER(dfab_sdc1_clk, &dfab_clk.c);
1388static DEFINE_CLK_VOTER(dfab_sdc2_clk, &dfab_clk.c);
1389static DEFINE_CLK_VOTER(dfab_sps_clk, &dfab_clk.c);
Vikram Mulukutlacfd73ad2011-11-09 11:39:34 -08001390static DEFINE_CLK_VOTER(dfab_bam_dmux_clk, &dfab_clk.c);
Vikram Mulukutla73d42112011-09-19 16:32:54 -07001391static DEFINE_CLK_VOTER(ebi1_msmbus_clk, &ebi1_clk.c);
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001392
1393/*
1394 * TODO: replace dummy_clk below with ebi1_clk.c once the
1395 * bus driver starts voting on ebi1 rates.
1396 */
1397static DEFINE_CLK_VOTER(ebi1_adm_clk, &dummy_clk);
1398
1399#ifdef CONFIG_DEBUG_FS
1400struct measure_sel {
1401 u32 test_vector;
1402 struct clk *clk;
1403};
1404
1405static struct measure_sel measure_mux[] = {
1406 { TEST_PER_LS(0x08), &slimbus_xo_src_clk.c },
1407 { TEST_PER_LS(0x12), &sdc1_p_clk.c },
1408 { TEST_PER_LS(0x13), &sdc1_clk.c },
1409 { TEST_PER_LS(0x14), &sdc2_p_clk.c },
1410 { TEST_PER_LS(0x15), &sdc2_clk.c },
Matt Wagantall7625a4c2011-11-01 16:17:53 -07001411 { TEST_PER_LS(0x1F), &gp0_clk.c },
1412 { TEST_PER_LS(0x20), &gp1_clk.c },
1413 { TEST_PER_LS(0x21), &gp2_clk.c },
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001414 { TEST_PER_LS(0x26), &pmem_clk.c },
Vikram Mulukutla73d42112011-09-19 16:32:54 -07001415 { TEST_PER_LS(0x25), &dfab_clk.c },
1416 { TEST_PER_LS(0x25), &dfab_a_clk.c },
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001417 { TEST_PER_LS(0x32), &dma_bam_p_clk.c },
Vikram Mulukutla73d42112011-09-19 16:32:54 -07001418 { TEST_PER_LS(0x33), &cfpb_clk.c },
1419 { TEST_PER_LS(0x33), &cfpb_a_clk.c },
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001420 { TEST_PER_LS(0x3E), &gsbi1_uart_clk.c },
1421 { TEST_PER_LS(0x3F), &gsbi1_qup_clk.c },
1422 { TEST_PER_LS(0x41), &gsbi2_p_clk.c },
1423 { TEST_PER_LS(0x42), &gsbi2_uart_clk.c },
1424 { TEST_PER_LS(0x44), &gsbi2_qup_clk.c },
1425 { TEST_PER_LS(0x45), &gsbi3_p_clk.c },
1426 { TEST_PER_LS(0x46), &gsbi3_uart_clk.c },
1427 { TEST_PER_LS(0x48), &gsbi3_qup_clk.c },
1428 { TEST_PER_LS(0x49), &gsbi4_p_clk.c },
1429 { TEST_PER_LS(0x4A), &gsbi4_uart_clk.c },
1430 { TEST_PER_LS(0x4C), &gsbi4_qup_clk.c },
1431 { TEST_PER_LS(0x4D), &gsbi5_p_clk.c },
1432 { TEST_PER_LS(0x4E), &gsbi5_uart_clk.c },
1433 { TEST_PER_LS(0x50), &gsbi5_qup_clk.c },
Vikram Mulukutla73d42112011-09-19 16:32:54 -07001434 { TEST_PER_LS(0x78), &sfpb_clk.c },
1435 { TEST_PER_LS(0x78), &sfpb_a_clk.c },
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001436 { TEST_PER_LS(0x7A), &pmic_ssbi2_clk.c },
1437 { TEST_PER_LS(0x7B), &pmic_arb0_p_clk.c },
1438 { TEST_PER_LS(0x7C), &pmic_arb1_p_clk.c },
1439 { TEST_PER_LS(0x7D), &prng_clk.c },
1440 { TEST_PER_LS(0x7F), &rpm_msg_ram_p_clk.c },
1441 { TEST_PER_LS(0x80), &adm0_p_clk.c },
1442 { TEST_PER_LS(0x84), &usb_hs1_p_clk.c },
1443 { TEST_PER_LS(0x85), &usb_hs1_xcvr_clk.c },
1444 { TEST_PER_LS(0x86), &usb_hsic_sys_clk.c },
1445 { TEST_PER_LS(0x87), &usb_hsic_p_clk.c },
1446 { TEST_PER_LS(0x88), &usb_hsic_xcvr_clk.c },
1447 { TEST_PER_LS(0x8B), &usb_hsic_hsio_cal_clk.c },
1448 { TEST_PER_LS(0x8D), &usb_hs1_sys_clk.c },
1449 { TEST_PER_LS(0x92), &ce1_p_clk.c },
Vikram Mulukutla73d42112011-09-19 16:32:54 -07001450 { TEST_PER_HS(0x18), &sfab_clk.c },
1451 { TEST_PER_HS(0x18), &sfab_a_clk.c },
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001452 { TEST_PER_LS(0xA4), &ce1_core_clk.c },
1453 { TEST_PER_HS(0x2A), &adm0_clk.c },
Vikram Mulukutla73d42112011-09-19 16:32:54 -07001454 { TEST_PER_HS(0x34), &ebi1_clk.c },
1455 { TEST_PER_HS(0x34), &ebi1_a_clk.c },
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001456 { TEST_LPA(0x0F), &mi2s_bit_clk.c },
1457 { TEST_LPA(0x10), &codec_i2s_mic_bit_clk.c },
1458 { TEST_LPA(0x11), &codec_i2s_spkr_bit_clk.c },
1459 { TEST_LPA(0x12), &spare_i2s_mic_bit_clk.c },
1460 { TEST_LPA(0x13), &spare_i2s_spkr_bit_clk.c },
1461 { TEST_LPA(0x14), &pcm_clk.c },
1462 { TEST_LPA(0x1D), &audio_slimbus_clk.c },
1463};
1464
1465static struct measure_sel *find_measure_sel(struct clk *clk)
1466{
1467 int i;
1468
1469 for (i = 0; i < ARRAY_SIZE(measure_mux); i++)
1470 if (measure_mux[i].clk == clk)
1471 return &measure_mux[i];
1472 return NULL;
1473}
1474
1475static int measure_clk_set_parent(struct clk *c, struct clk *parent)
1476{
1477 int ret = 0;
1478 u32 clk_sel;
1479 struct measure_sel *p;
1480 struct measure_clk *clk = to_measure_clk(c);
1481 unsigned long flags;
1482
1483 if (!parent)
1484 return -EINVAL;
1485
1486 p = find_measure_sel(parent);
1487 if (!p)
1488 return -EINVAL;
1489
1490 spin_lock_irqsave(&local_clock_reg_lock, flags);
1491
1492 /*
1493 * Program the test vector, measurement period (sample_ticks)
1494 * and scaling multiplier.
1495 */
1496 clk->sample_ticks = 0x10000;
1497 clk_sel = p->test_vector & TEST_CLK_SEL_MASK;
1498 clk->multiplier = 1;
1499 switch (p->test_vector >> TEST_TYPE_SHIFT) {
1500 case TEST_TYPE_PER_LS:
1501 writel_relaxed(0x4030D00|BVAL(7, 0, clk_sel), CLK_TEST_REG);
1502 break;
1503 case TEST_TYPE_PER_HS:
1504 writel_relaxed(0x4020000|BVAL(16, 10, clk_sel), CLK_TEST_REG);
1505 break;
1506 case TEST_TYPE_LPA:
1507 writel_relaxed(0x4030D98, CLK_TEST_REG);
1508 writel_relaxed(BVAL(6, 1, clk_sel)|BIT(0),
1509 LCC_CLK_LS_DEBUG_CFG_REG);
1510 break;
1511 default:
1512 ret = -EPERM;
1513 }
1514 /* Make sure test vector is set before starting measurements. */
1515 mb();
1516
1517 spin_unlock_irqrestore(&local_clock_reg_lock, flags);
1518
1519 return ret;
1520}
1521
1522/* Sample clock for 'ticks' reference clock ticks. */
Matt Wagantall9de3bfb2011-11-03 20:13:12 -07001523static unsigned long run_measurement(unsigned ticks)
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001524{
1525 /* Stop counters and set the XO4 counter start value. */
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001526 writel_relaxed(ticks, RINGOSC_TCXO_CTL_REG);
1527
1528 /* Wait for timer to become ready. */
1529 while ((readl_relaxed(RINGOSC_STATUS_REG) & BIT(25)) != 0)
1530 cpu_relax();
1531
1532 /* Run measurement and wait for completion. */
1533 writel_relaxed(BIT(28)|ticks, RINGOSC_TCXO_CTL_REG);
1534 while ((readl_relaxed(RINGOSC_STATUS_REG) & BIT(25)) == 0)
1535 cpu_relax();
1536
1537 /* Stop counters. */
1538 writel_relaxed(0x0, RINGOSC_TCXO_CTL_REG);
1539
1540 /* Return measured ticks. */
1541 return readl_relaxed(RINGOSC_STATUS_REG) & BM(24, 0);
1542}
1543
1544
1545/* Perform a hardware rate measurement for a given clock.
1546 FOR DEBUG USE ONLY: Measurements take ~15 ms! */
Matt Wagantall9de3bfb2011-11-03 20:13:12 -07001547static unsigned long measure_clk_get_rate(struct clk *c)
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001548{
1549 unsigned long flags;
1550 u32 pdm_reg_backup, ringosc_reg_backup;
1551 u64 raw_count_short, raw_count_full;
1552 struct measure_clk *clk = to_measure_clk(c);
1553 unsigned ret;
1554
1555 spin_lock_irqsave(&local_clock_reg_lock, flags);
1556
1557 /* Enable CXO/4 and RINGOSC branch and root. */
1558 pdm_reg_backup = readl_relaxed(PDM_CLK_NS_REG);
1559 ringosc_reg_backup = readl_relaxed(RINGOSC_NS_REG);
1560 writel_relaxed(0x2898, PDM_CLK_NS_REG);
1561 writel_relaxed(0xA00, RINGOSC_NS_REG);
1562
1563 /*
1564 * The ring oscillator counter will not reset if the measured clock
1565 * is not running. To detect this, run a short measurement before
1566 * the full measurement. If the raw results of the two are the same
1567 * then the clock must be off.
1568 */
1569
1570 /* Run a short measurement. (~1 ms) */
1571 raw_count_short = run_measurement(0x1000);
1572 /* Run a full measurement. (~14 ms) */
1573 raw_count_full = run_measurement(clk->sample_ticks);
1574
1575 writel_relaxed(ringosc_reg_backup, RINGOSC_NS_REG);
1576 writel_relaxed(pdm_reg_backup, PDM_CLK_NS_REG);
1577
1578 /* Return 0 if the clock is off. */
1579 if (raw_count_full == raw_count_short)
1580 ret = 0;
1581 else {
1582 /* Compute rate in Hz. */
1583 raw_count_full = ((raw_count_full * 10) + 15) * 4800000;
1584 do_div(raw_count_full, ((clk->sample_ticks * 10) + 35));
1585 ret = (raw_count_full * clk->multiplier);
1586 }
1587
1588 /* Route dbg_hs_clk to PLLTEST. 300mV single-ended amplitude. */
1589 writel_relaxed(0x38F8, PLLTEST_PAD_CFG_REG);
1590 spin_unlock_irqrestore(&local_clock_reg_lock, flags);
1591
1592 return ret;
1593}
1594#else /* !CONFIG_DEBUG_FS */
1595static int measure_clk_set_parent(struct clk *clk, struct clk *parent)
1596{
1597 return -EINVAL;
1598}
1599
Matt Wagantall9de3bfb2011-11-03 20:13:12 -07001600static unsigned long measure_clk_get_rate(struct clk *clk)
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001601{
1602 return 0;
1603}
1604#endif /* CONFIG_DEBUG_FS */
1605
1606static struct clk_ops measure_clk_ops = {
1607 .set_parent = measure_clk_set_parent,
1608 .get_rate = measure_clk_get_rate,
1609 .is_local = local_clk_is_local,
1610};
1611
1612static struct measure_clk measure_clk = {
1613 .c = {
1614 .dbg_name = "measure_clk",
1615 .ops = &measure_clk_ops,
1616 CLK_INIT(measure_clk.c),
1617 },
1618 .multiplier = 1,
1619};
1620
1621static struct clk_lookup msm_clocks_9615[] = {
1622 CLK_LOOKUP("cxo", cxo_clk.c, NULL),
1623 CLK_LOOKUP("pll0", pll0_clk.c, NULL),
1624 CLK_LOOKUP("pll8", pll8_clk.c, NULL),
1625 CLK_LOOKUP("pll9", pll9_clk.c, NULL),
1626 CLK_LOOKUP("pll14", pll14_clk.c, NULL),
Vikram Mulukutla31680ae2011-11-04 14:23:55 -07001627
1628 CLK_LOOKUP("pll0", pll0_acpu_clk.c, "acpu"),
1629 CLK_LOOKUP("pll8", pll8_acpu_clk.c, "acpu"),
1630 CLK_LOOKUP("pll9", pll9_acpu_clk.c, "acpu"),
1631
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001632 CLK_LOOKUP("measure", measure_clk.c, "debug"),
1633
Matt Wagantallb2710b82011-11-16 19:55:17 -08001634 CLK_LOOKUP("bus_clk", sfab_clk.c, "msm_sys_fab"),
1635 CLK_LOOKUP("bus_a_clk", sfab_a_clk.c, "msm_sys_fab"),
1636 CLK_LOOKUP("mem_clk", ebi1_msmbus_clk.c, "msm_bus"),
1637 CLK_LOOKUP("mem_a_clk", ebi1_a_clk.c, "msm_bus"),
1638
1639 CLK_LOOKUP("bus_clk", sfpb_clk.c, NULL),
1640 CLK_LOOKUP("bus_a_clk", sfpb_a_clk.c, NULL),
1641 CLK_LOOKUP("bus_clk", cfpb_clk.c, NULL),
1642 CLK_LOOKUP("bus_a_clk", cfpb_a_clk.c, NULL),
1643 CLK_LOOKUP("ebi1_clk", ebi1_clk.c, NULL),
Vikram Mulukutla73d42112011-09-19 16:32:54 -07001644 CLK_LOOKUP("dfab_clk", dfab_clk.c, NULL),
1645 CLK_LOOKUP("dfab_a_clk", dfab_a_clk.c, NULL),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001646
Matt Wagantall7625a4c2011-11-01 16:17:53 -07001647 CLK_LOOKUP("core_clk", gp0_clk.c, NULL),
1648 CLK_LOOKUP("core_clk", gp1_clk.c, NULL),
1649 CLK_LOOKUP("core_clk", gp2_clk.c, NULL),
1650
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001651 CLK_LOOKUP("core_clk", gsbi3_uart_clk.c, NULL),
1652 CLK_LOOKUP("core_clk", gsbi4_uart_clk.c, "msm_serial_hsl.0"),
1653 CLK_LOOKUP("core_clk", gsbi5_uart_clk.c, NULL),
1654
Harini Jayaraman738c9312011-09-08 15:22:38 -06001655 CLK_LOOKUP("core_clk", gsbi3_qup_clk.c, "spi_qsd.0"),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001656 CLK_LOOKUP("core_clk", gsbi4_qup_clk.c, NULL),
Harini Jayaramaneba52672011-09-08 15:13:00 -06001657 CLK_LOOKUP("core_clk", gsbi5_qup_clk.c, "qup_i2c.0"),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001658
Matt Wagantallb86ad262011-10-24 19:50:29 -07001659 CLK_LOOKUP("core_clk", pdm_clk.c, NULL),
Vikram Mulukutladd0a2372011-09-19 15:58:21 -07001660 CLK_LOOKUP("mem_clk", pmem_clk.c, "msm_sps"),
Ramesh Masavarapu5ad37392011-10-10 10:44:10 -07001661 CLK_LOOKUP("core_clk", prng_clk.c, "msm_rng.0"),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001662 CLK_LOOKUP("core_clk", sdc1_clk.c, "msm_sdcc.1"),
1663 CLK_LOOKUP("core_clk", sdc2_clk.c, "msm_sdcc.2"),
Matt Wagantallb86ad262011-10-24 19:50:29 -07001664 CLK_LOOKUP("iface_clk", ce1_p_clk.c, NULL),
1665 CLK_LOOKUP("core_clk", ce1_core_clk.c, NULL),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001666 CLK_LOOKUP("dma_bam_pclk", dma_bam_p_clk.c, NULL),
1667
Harini Jayaraman738c9312011-09-08 15:22:38 -06001668 CLK_LOOKUP("iface_clk", gsbi3_p_clk.c, "spi_qsd.0"),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001669 CLK_LOOKUP("iface_clk", gsbi4_p_clk.c, "msm_serial_hsl.0"),
Harini Jayaramaneba52672011-09-08 15:13:00 -06001670 CLK_LOOKUP("iface_clk", gsbi5_p_clk.c, "qup_i2c.0"),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001671
1672 CLK_LOOKUP("usb_hs_pclk", usb_hs1_p_clk.c, NULL),
1673 CLK_LOOKUP("usb_hs_system_clk", usb_hs1_sys_clk.c, NULL),
1674 CLK_LOOKUP("usb_hs_clk", usb_hs1_xcvr_clk.c, NULL),
1675 CLK_LOOKUP("usb_hsic_xcvr_clk", usb_hsic_xcvr_clk.c, NULL),
1676 CLK_LOOKUP("usb_hsic_hsio_cal_clk", usb_hsic_hsio_cal_clk.c, NULL),
1677 CLK_LOOKUP("usb_hsic_sys_clk", usb_hsic_sys_clk.c, NULL),
1678 CLK_LOOKUP("usb_hsic_p_clk", usb_hsic_p_clk.c, NULL),
1679
1680 CLK_LOOKUP("iface_clk", sdc1_p_clk.c, "msm_sdcc.1"),
1681 CLK_LOOKUP("iface_clk", sdc2_p_clk.c, "msm_sdcc.2"),
1682 CLK_LOOKUP("core_clk", adm0_clk.c, "msm_dmov"),
1683 CLK_LOOKUP("iface_clk", adm0_p_clk.c, "msm_dmov"),
Matt Wagantallb86ad262011-10-24 19:50:29 -07001684 CLK_LOOKUP("iface_clk", pmic_arb0_p_clk.c, NULL),
1685 CLK_LOOKUP("iface_clk", pmic_arb1_p_clk.c, NULL),
1686 CLK_LOOKUP("core_clk", pmic_ssbi2_clk.c, NULL),
1687 CLK_LOOKUP("mem_clk", rpm_msg_ram_p_clk.c, NULL),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001688 CLK_LOOKUP("mi2s_bit_clk", mi2s_bit_clk.c, NULL),
1689 CLK_LOOKUP("mi2s_osr_clk", mi2s_osr_clk.c, NULL),
1690
1691 CLK_LOOKUP("i2s_mic_bit_clk", codec_i2s_mic_bit_clk.c, NULL),
1692 CLK_LOOKUP("i2s_mic_osr_clk", codec_i2s_mic_osr_clk.c, NULL),
1693 CLK_LOOKUP("i2s_mic_bit_clk", spare_i2s_mic_bit_clk.c, NULL),
1694 CLK_LOOKUP("i2s_mic_osr_clk", spare_i2s_mic_osr_clk.c, NULL),
1695 CLK_LOOKUP("i2s_spkr_bit_clk", codec_i2s_spkr_bit_clk.c, NULL),
1696 CLK_LOOKUP("i2s_spkr_osr_clk", codec_i2s_spkr_osr_clk.c, NULL),
1697 CLK_LOOKUP("i2s_spkr_bit_clk", spare_i2s_spkr_bit_clk.c, NULL),
1698 CLK_LOOKUP("i2s_spkr_osr_clk", spare_i2s_spkr_osr_clk.c, NULL),
1699 CLK_LOOKUP("pcm_clk", pcm_clk.c, NULL),
1700
1701 CLK_LOOKUP("sps_slimbus_clk", sps_slimbus_clk.c, NULL),
1702 CLK_LOOKUP("audio_slimbus_clk", audio_slimbus_clk.c, NULL),
1703 CLK_LOOKUP("dfab_usb_hs_clk", dfab_usb_hs_clk.c, NULL),
1704 CLK_LOOKUP("bus_clk", dfab_sdc1_clk.c, "msm_sdcc.1"),
1705 CLK_LOOKUP("bus_clk", dfab_sdc2_clk.c, "msm_sdcc.2"),
1706 CLK_LOOKUP("dfab_clk", dfab_sps_clk.c, "msm_sps"),
Vikram Mulukutlacfd73ad2011-11-09 11:39:34 -08001707 CLK_LOOKUP("bus_clk", dfab_bam_dmux_clk.c, "BAM_RMNT"),
Vikram Mulukutla73d42112011-09-19 16:32:54 -07001708 CLK_LOOKUP("mem_clk", ebi1_adm_clk.c, "msm_dmov"),
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001709
Ramesh Masavarapufa679d92011-10-13 23:42:59 -07001710 CLK_LOOKUP("iface_clk", ce1_p_clk.c, "qce.0"),
1711 CLK_LOOKUP("iface_clk", ce1_p_clk.c, "qcrypto.0"),
1712 CLK_LOOKUP("core_clk", ce1_core_clk.c, "qce.0"),
1713 CLK_LOOKUP("core_clk", ce1_core_clk.c, "qcrypto.0"),
1714
1715 /* TODO: Make this real when RPM's ready. */
1716 CLK_DUMMY("ebi1_msmbus_clk", ebi1_msmbus_clk.c, NULL, OFF),
1717 CLK_DUMMY("mem_clk", ebi1_adm_clk.c, "msm_dmov", OFF),
1718
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001719};
1720
1721static void set_fsm_mode(void __iomem *mode_reg)
1722{
1723 u32 regval = readl_relaxed(mode_reg);
1724
1725 /* De-assert reset to FSM */
1726 regval &= ~BIT(21);
1727 writel_relaxed(regval, mode_reg);
1728
1729 /* Program bias count */
1730 regval &= ~BM(19, 14);
Vikram Mulukutlad2314f32011-10-14 10:12:02 -07001731 regval |= BVAL(19, 14, 0x1);
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001732 writel_relaxed(regval, mode_reg);
1733
1734 /* Program lock count */
1735 regval &= ~BM(13, 8);
1736 regval |= BVAL(13, 8, 0x8);
1737 writel_relaxed(regval, mode_reg);
1738
1739 /* Enable PLL FSM voting */
1740 regval |= BIT(20);
1741 writel_relaxed(regval, mode_reg);
1742}
1743
1744/*
1745 * Miscellaneous clock register initializations
1746 */
1747static void __init reg_init(void)
1748{
1749 u32 regval, is_pll_enabled;
1750
1751 /* Enable PDM CXO source. */
1752 regval = readl_relaxed(PDM_CLK_NS_REG);
1753 writel_relaxed(BIT(13) | regval, PDM_CLK_NS_REG);
1754
1755 /* Check if PLL0 is active */
1756 is_pll_enabled = readl_relaxed(BB_PLL0_STATUS_REG) & BIT(16);
1757
1758 if (!is_pll_enabled) {
1759 writel_relaxed(0xE, BB_PLL0_L_VAL_REG);
1760 writel_relaxed(0x3, BB_PLL0_M_VAL_REG);
1761 writel_relaxed(0x8, BB_PLL0_N_VAL_REG);
1762
1763 regval = readl_relaxed(BB_PLL0_CONFIG_REG);
1764
1765 /* Enable the main output and the MN accumulator */
1766 regval |= BIT(23) | BIT(22);
1767
1768 /* Set pre-divider and post-divider values to 1 and 1 */
1769 regval &= ~BIT(19);
1770 regval &= ~BM(21, 20);
1771
1772 /* Set VCO frequency */
1773 regval &= ~BM(17, 16);
1774
1775 writel_relaxed(regval, BB_PLL0_CONFIG_REG);
1776
1777 /* Enable AUX output */
1778 regval = readl_relaxed(BB_PLL0_TEST_CTL_REG);
1779 regval |= BIT(12);
1780 writel_relaxed(regval, BB_PLL0_TEST_CTL_REG);
1781
1782 set_fsm_mode(BB_PLL0_MODE_REG);
1783 }
1784
1785 /* Check if PLL9 (SC_PLL0) is enabled in FSM mode */
1786 is_pll_enabled = readl_relaxed(SC_PLL0_STATUS_REG) & BIT(16);
1787
1788 if (!is_pll_enabled) {
1789 writel_relaxed(0x16, SC_PLL0_L_VAL_REG);
1790 writel_relaxed(0xB, SC_PLL0_M_VAL_REG);
1791 writel_relaxed(0xC, SC_PLL0_N_VAL_REG);
1792
1793 regval = readl_relaxed(SC_PLL0_CONFIG_REG);
1794
1795 /* Enable main output and the MN accumulator */
1796 regval |= BIT(23) | BIT(22);
1797
1798 /* Set pre-divider and post-divider values to 1 and 1 */
1799 regval &= ~BIT(19);
1800 regval &= ~BM(21, 20);
1801
1802 /* Set VCO frequency */
1803 regval &= ~BM(17, 16);
1804
1805 writel_relaxed(regval, SC_PLL0_CONFIG_REG);
1806
1807 set_fsm_mode(SC_PLL0_MODE_REG);
1808
Vikram Mulukutla3349d932011-10-12 20:00:34 -07001809 } else if (!(readl_relaxed(SC_PLL0_MODE_REG) & BIT(20)))
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001810 WARN(1, "PLL9 enabled in non-FSM mode!\n");
1811
Vikram Mulukutla3349d932011-10-12 20:00:34 -07001812 /* Check if PLL14 is enabled in FSM mode */
1813 is_pll_enabled = readl_relaxed(BB_PLL14_STATUS_REG) & BIT(16);
1814
1815 if (!is_pll_enabled) {
1816 writel_relaxed(0x19, BB_PLL14_L_VAL_REG);
1817 writel_relaxed(0x0, BB_PLL14_M_VAL_REG);
1818 writel_relaxed(0x1, BB_PLL14_N_VAL_REG);
1819
1820 regval = readl_relaxed(BB_PLL14_CONFIG_REG);
1821
1822 /* Enable main output and the MN accumulator */
1823 regval |= BIT(23) | BIT(22);
1824
1825 /* Set pre-divider and post-divider values to 1 and 1 */
1826 regval &= ~BIT(19);
1827 regval &= ~BM(21, 20);
1828
1829 /* Set VCO frequency */
1830 regval &= ~BM(17, 16);
1831
1832 writel_relaxed(regval, BB_PLL14_CONFIG_REG);
1833
1834 set_fsm_mode(BB_PLL14_MODE_REG);
1835
1836 } else if (!(readl_relaxed(BB_PLL14_MODE_REG) & BIT(20)))
1837 WARN(1, "PLL14 enabled in non-FSM mode!\n");
1838
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001839 /* Enable PLL4 source on the LPASS Primary PLL Mux */
1840 regval = readl_relaxed(LCC_PRI_PLL_CLK_CTL_REG);
1841 writel_relaxed(regval | BIT(0), LCC_PRI_PLL_CLK_CTL_REG);
Vikram Mulukutla0ee27882011-11-15 18:25:04 -08001842
1843 /* Disable hardware clock gating on certain clocks */
1844 regval = readl_relaxed(USB_HSIC_HCLK_CTL_REG);
1845 regval &= ~BIT(6);
1846 writel_relaxed(regval, USB_HSIC_HCLK_CTL_REG);
1847
1848 regval = readl_relaxed(CE1_CORE_CLK_CTL_REG);
1849 regval &= ~BIT(6);
1850 writel_relaxed(regval, CE1_CORE_CLK_CTL_REG);
1851
1852 regval = readl_relaxed(USB_HS1_HCLK_CTL_REG);
1853 regval &= ~BIT(6);
1854 writel_relaxed(regval, USB_HS1_HCLK_CTL_REG);
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001855}
1856
1857/* Local clock driver initialization. */
1858static void __init msm9615_clock_init(void)
1859{
1860 xo_cxo = msm_xo_get(MSM_XO_TCXO_D0, "clock-9615");
1861 if (IS_ERR(xo_cxo)) {
1862 pr_err("%s: msm_xo_get(CXO) failed.\n", __func__);
1863 BUG();
1864 }
1865
Matt Wagantalle18bbc82011-10-06 10:07:28 -07001866 vote_vdd_level(&vdd_dig, VDD_DIG_HIGH);
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001867
1868 clk_ops_pll.enable = sr_pll_clk_enable;
1869
1870 /* Initialize clock registers. */
1871 reg_init();
1872
1873 /* Initialize rates for clocks that only support one. */
1874 clk_set_rate(&pdm_clk.c, 19200000);
1875 clk_set_rate(&prng_clk.c, 32000000);
1876 clk_set_rate(&usb_hs1_xcvr_clk.c, 60000000);
1877 clk_set_rate(&usb_hs1_sys_clk.c, 60000000);
1878 clk_set_rate(&usb_hsic_xcvr_clk.c, 60000000);
1879 clk_set_rate(&usb_hsic_sys_clk.c, 60000000);
1880 clk_set_rate(&usb_hsic_clk.c, 48000000);
1881
1882 /*
1883 * The halt status bits for PDM may be incorrect at boot.
1884 * Toggle these clocks on and off to refresh them.
1885 */
1886 rcg_clk_enable(&pdm_clk.c);
1887 rcg_clk_disable(&pdm_clk.c);
1888}
1889
1890static int __init msm9615_clock_late_init(void)
1891{
Matt Wagantalle18bbc82011-10-06 10:07:28 -07001892 return unvote_vdd_level(&vdd_dig, VDD_DIG_HIGH);
Vikram Mulukutla489e39e2011-08-31 18:04:05 -07001893}
1894
1895struct clock_init_data msm9615_clock_init_data __initdata = {
1896 .table = msm_clocks_9615,
1897 .size = ARRAY_SIZE(msm_clocks_9615),
1898 .init = msm9615_clock_init,
1899 .late_init = msm9615_clock_late_init,
1900};