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Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301/*
2 * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16
17#include <linux/io.h>
18#include <linux/delay.h>
19#include <linux/clk.h>
20#include <linux/clk-provider.h>
21#include <linux/clkdev.h>
22#include <linux/of.h>
23#include <linux/of_address.h>
24#include <linux/clk/tegra.h>
Stephen Warrene4bcda22013-03-29 17:38:18 -060025#include <linux/tegra-powergate.h>
Peter De Schrijver1bf40912013-10-07 14:49:04 +030026#include <dt-bindings/clock/tegra30-car.h>
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +053027#include "clk.h"
Peter De Schrijver1bf40912013-10-07 14:49:04 +030028#include "clk-id.h"
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +053029
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +053030#define OSC_CTRL 0x50
31#define OSC_CTRL_OSC_FREQ_MASK (0xF<<28)
32#define OSC_CTRL_OSC_FREQ_13MHZ (0X0<<28)
33#define OSC_CTRL_OSC_FREQ_19_2MHZ (0X4<<28)
34#define OSC_CTRL_OSC_FREQ_12MHZ (0X8<<28)
35#define OSC_CTRL_OSC_FREQ_26MHZ (0XC<<28)
36#define OSC_CTRL_OSC_FREQ_16_8MHZ (0X1<<28)
37#define OSC_CTRL_OSC_FREQ_38_4MHZ (0X5<<28)
38#define OSC_CTRL_OSC_FREQ_48MHZ (0X9<<28)
39#define OSC_CTRL_MASK (0x3f2 | OSC_CTRL_OSC_FREQ_MASK)
40
41#define OSC_CTRL_PLL_REF_DIV_MASK (3<<26)
42#define OSC_CTRL_PLL_REF_DIV_1 (0<<26)
43#define OSC_CTRL_PLL_REF_DIV_2 (1<<26)
44#define OSC_CTRL_PLL_REF_DIV_4 (2<<26)
45
46#define OSC_FREQ_DET 0x58
47#define OSC_FREQ_DET_TRIG BIT(31)
48
49#define OSC_FREQ_DET_STATUS 0x5c
50#define OSC_FREQ_DET_BUSY BIT(31)
51#define OSC_FREQ_DET_CNT_MASK 0xffff
52
53#define CCLKG_BURST_POLICY 0x368
54#define SUPER_CCLKG_DIVIDER 0x36c
55#define CCLKLP_BURST_POLICY 0x370
56#define SUPER_CCLKLP_DIVIDER 0x374
57#define SCLK_BURST_POLICY 0x028
58#define SUPER_SCLK_DIVIDER 0x02c
59
60#define SYSTEM_CLK_RATE 0x030
61
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +030062#define TEGRA30_CLK_PERIPH_BANKS 5
63
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +053064#define PLLC_BASE 0x80
65#define PLLC_MISC 0x8c
66#define PLLM_BASE 0x90
67#define PLLM_MISC 0x9c
68#define PLLP_BASE 0xa0
69#define PLLP_MISC 0xac
70#define PLLX_BASE 0xe0
71#define PLLX_MISC 0xe4
72#define PLLD_BASE 0xd0
73#define PLLD_MISC 0xdc
74#define PLLD2_BASE 0x4b8
75#define PLLD2_MISC 0x4bc
76#define PLLE_BASE 0xe8
77#define PLLE_MISC 0xec
78#define PLLA_BASE 0xb0
79#define PLLA_MISC 0xbc
80#define PLLU_BASE 0xc0
81#define PLLU_MISC 0xcc
82
83#define PLL_MISC_LOCK_ENABLE 18
84#define PLLDU_MISC_LOCK_ENABLE 22
85#define PLLE_MISC_LOCK_ENABLE 9
86
Peter De Schrijver3e727712013-04-03 17:40:40 +030087#define PLL_BASE_LOCK BIT(27)
88#define PLLE_MISC_LOCK BIT(11)
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +053089
90#define PLLE_AUX 0x48c
91#define PLLC_OUT 0x84
92#define PLLM_OUT 0x94
93#define PLLP_OUTA 0xa4
94#define PLLP_OUTB 0xa8
95#define PLLA_OUT 0xb4
96
97#define AUDIO_SYNC_CLK_I2S0 0x4a0
98#define AUDIO_SYNC_CLK_I2S1 0x4a4
99#define AUDIO_SYNC_CLK_I2S2 0x4a8
100#define AUDIO_SYNC_CLK_I2S3 0x4ac
101#define AUDIO_SYNC_CLK_I2S4 0x4b0
102#define AUDIO_SYNC_CLK_SPDIF 0x4b4
103
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530104#define CLK_SOURCE_SPDIF_OUT 0x108
Thierry Redingc04bf552013-10-29 16:51:12 +0100105#define CLK_SOURCE_PWM 0x110
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530106#define CLK_SOURCE_D_AUDIO 0x3d0
107#define CLK_SOURCE_DAM0 0x3d8
108#define CLK_SOURCE_DAM1 0x3dc
109#define CLK_SOURCE_DAM2 0x3e0
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530110#define CLK_SOURCE_3D2 0x3b0
111#define CLK_SOURCE_2D 0x15c
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530112#define CLK_SOURCE_HDMI 0x18c
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530113#define CLK_SOURCE_DSIB 0xd0
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530114#define CLK_SOURCE_SE 0x42c
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530115#define CLK_SOURCE_EMC 0x19c
116
117#define AUDIO_SYNC_DOUBLER 0x49c
118
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530119#define UTMIP_PLL_CFG2 0x488
120#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xffff) << 6)
121#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
122#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
123#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
124#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
125
126#define UTMIP_PLL_CFG1 0x484
127#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 6)
128#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
129#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
130#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
131#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
132
133/* Tegra CPU clock and reset control regs */
134#define TEGRA_CLK_RST_CONTROLLER_CLK_CPU_CMPLX 0x4c
135#define TEGRA_CLK_RST_CONTROLLER_RST_CPU_CMPLX_SET 0x340
136#define TEGRA_CLK_RST_CONTROLLER_RST_CPU_CMPLX_CLR 0x344
137#define TEGRA30_CLK_RST_CONTROLLER_CLK_CPU_CMPLX_CLR 0x34c
138#define TEGRA30_CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
139
140#define CPU_CLOCK(cpu) (0x1 << (8 + cpu))
141#define CPU_RESET(cpu) (0x1111ul << (cpu))
142
143#define CLK_RESET_CCLK_BURST 0x20
144#define CLK_RESET_CCLK_DIVIDER 0x24
145#define CLK_RESET_PLLX_BASE 0xe0
146#define CLK_RESET_PLLX_MISC 0xe4
147
148#define CLK_RESET_SOURCE_CSITE 0x1d4
149
150#define CLK_RESET_CCLK_BURST_POLICY_SHIFT 28
151#define CLK_RESET_CCLK_RUN_POLICY_SHIFT 4
152#define CLK_RESET_CCLK_IDLE_POLICY_SHIFT 0
153#define CLK_RESET_CCLK_IDLE_POLICY 1
154#define CLK_RESET_CCLK_RUN_POLICY 2
155#define CLK_RESET_CCLK_BURST_POLICY_PLLX 8
156
Peter De Schrijverc09e32b2013-06-06 13:47:30 +0300157/* PLLM override registers */
158#define PMC_PLLM_WB0_OVERRIDE 0x1dc
159
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530160#ifdef CONFIG_PM_SLEEP
161static struct cpu_clk_suspend_context {
162 u32 pllx_misc;
163 u32 pllx_base;
164
165 u32 cpu_burst;
166 u32 clk_csite_src;
167 u32 cclk_divider;
168} tegra30_cpu_clk_sctx;
169#endif
170
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530171static void __iomem *clk_base;
172static void __iomem *pmc_base;
173static unsigned long input_freq;
174
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530175static DEFINE_SPINLOCK(cml_lock);
176static DEFINE_SPINLOCK(pll_d_lock);
177
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300178#define TEGRA_INIT_DATA_MUX(_name, _parents, _offset, \
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +0300179 _clk_num, _gate_flags, _clk_id) \
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300180 TEGRA_INIT_DATA(_name, NULL, NULL, _parents, _offset, \
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +0300181 30, 2, 0, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP, \
Peter De Schrijver343a6072013-09-02 15:22:02 +0300182 _clk_num, _gate_flags, _clk_id)
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530183
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300184#define TEGRA_INIT_DATA_MUX8(_name, _parents, _offset, \
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +0300185 _clk_num, _gate_flags, _clk_id) \
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300186 TEGRA_INIT_DATA(_name, NULL, NULL, _parents, _offset, \
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +0300187 29, 3, 0, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP, \
Peter De Schrijver343a6072013-09-02 15:22:02 +0300188 _clk_num, _gate_flags, _clk_id)
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530189
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300190#define TEGRA_INIT_DATA_INT(_name, _parents, _offset, \
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +0300191 _clk_num, _gate_flags, _clk_id) \
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300192 TEGRA_INIT_DATA(_name, NULL, NULL, _parents, _offset, \
Peter De Schrijver252d0d22013-11-26 13:48:09 +0200193 30, 2, 0, 0, 8, 1, TEGRA_DIVIDER_INT | \
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +0300194 TEGRA_DIVIDER_ROUND_UP, _clk_num, \
Peter De Schrijver343a6072013-09-02 15:22:02 +0300195 _gate_flags, _clk_id)
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530196
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300197#define TEGRA_INIT_DATA_NODIV(_name, _parents, _offset, \
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +0300198 _mux_shift, _mux_width, _clk_num, \
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530199 _gate_flags, _clk_id) \
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300200 TEGRA_INIT_DATA(_name, NULL, NULL, _parents, _offset, \
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +0300201 _mux_shift, _mux_width, 0, 0, 0, 0, 0,\
Peter De Schrijver343a6072013-09-02 15:22:02 +0300202 _clk_num, _gate_flags, \
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530203 _clk_id)
204
Peter De Schrijver343a6072013-09-02 15:22:02 +0300205static struct clk **clks;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530206
207/*
208 * Structure defining the fields for USB UTMI clocks Parameters.
209 */
210struct utmi_clk_param {
211 /* Oscillator Frequency in KHz */
212 u32 osc_frequency;
213 /* UTMIP PLL Enable Delay Count */
214 u8 enable_delay_count;
215 /* UTMIP PLL Stable count */
216 u8 stable_count;
217 /* UTMIP PLL Active delay count */
218 u8 active_delay_count;
219 /* UTMIP PLL Xtal frequency count */
220 u8 xtal_freq_count;
221};
222
223static const struct utmi_clk_param utmi_parameters[] = {
224/* OSC_FREQUENCY, ENABLE_DLY, STABLE_CNT, ACTIVE_DLY, XTAL_FREQ_CNT */
225 {13000000, 0x02, 0x33, 0x05, 0x7F},
226 {19200000, 0x03, 0x4B, 0x06, 0xBB},
227 {12000000, 0x02, 0x2F, 0x04, 0x76},
228 {26000000, 0x04, 0x66, 0x09, 0xFE},
229 {16800000, 0x03, 0x41, 0x0A, 0xA4},
230};
231
232static struct tegra_clk_pll_freq_table pll_c_freq_table[] = {
Peter De Schrijverdba40722013-04-03 17:40:36 +0300233 { 12000000, 1040000000, 520, 6, 0, 8},
234 { 13000000, 1040000000, 480, 6, 0, 8},
235 { 16800000, 1040000000, 495, 8, 0, 8}, /* actual: 1039.5 MHz */
236 { 19200000, 1040000000, 325, 6, 0, 6},
237 { 26000000, 1040000000, 520, 13, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530238
Peter De Schrijverdba40722013-04-03 17:40:36 +0300239 { 12000000, 832000000, 416, 6, 0, 8},
240 { 13000000, 832000000, 832, 13, 0, 8},
241 { 16800000, 832000000, 396, 8, 0, 8}, /* actual: 831.6 MHz */
242 { 19200000, 832000000, 260, 6, 0, 8},
243 { 26000000, 832000000, 416, 13, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530244
Peter De Schrijverdba40722013-04-03 17:40:36 +0300245 { 12000000, 624000000, 624, 12, 0, 8},
246 { 13000000, 624000000, 624, 13, 0, 8},
247 { 16800000, 600000000, 520, 14, 0, 8},
248 { 19200000, 624000000, 520, 16, 0, 8},
249 { 26000000, 624000000, 624, 26, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530250
Peter De Schrijverdba40722013-04-03 17:40:36 +0300251 { 12000000, 600000000, 600, 12, 0, 8},
252 { 13000000, 600000000, 600, 13, 0, 8},
253 { 16800000, 600000000, 500, 14, 0, 8},
254 { 19200000, 600000000, 375, 12, 0, 6},
255 { 26000000, 600000000, 600, 26, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530256
Peter De Schrijverdba40722013-04-03 17:40:36 +0300257 { 12000000, 520000000, 520, 12, 0, 8},
258 { 13000000, 520000000, 520, 13, 0, 8},
259 { 16800000, 520000000, 495, 16, 0, 8}, /* actual: 519.75 MHz */
260 { 19200000, 520000000, 325, 12, 0, 6},
261 { 26000000, 520000000, 520, 26, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530262
Peter De Schrijverdba40722013-04-03 17:40:36 +0300263 { 12000000, 416000000, 416, 12, 0, 8},
264 { 13000000, 416000000, 416, 13, 0, 8},
265 { 16800000, 416000000, 396, 16, 0, 8}, /* actual: 415.8 MHz */
266 { 19200000, 416000000, 260, 12, 0, 6},
267 { 26000000, 416000000, 416, 26, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530268 { 0, 0, 0, 0, 0, 0 },
269};
270
271static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
Peter De Schrijverdba40722013-04-03 17:40:36 +0300272 { 12000000, 666000000, 666, 12, 0, 8},
273 { 13000000, 666000000, 666, 13, 0, 8},
274 { 16800000, 666000000, 555, 14, 0, 8},
275 { 19200000, 666000000, 555, 16, 0, 8},
276 { 26000000, 666000000, 666, 26, 0, 8},
277 { 12000000, 600000000, 600, 12, 0, 8},
278 { 13000000, 600000000, 600, 13, 0, 8},
279 { 16800000, 600000000, 500, 14, 0, 8},
280 { 19200000, 600000000, 375, 12, 0, 6},
281 { 26000000, 600000000, 600, 26, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530282 { 0, 0, 0, 0, 0, 0 },
283};
284
285static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
Peter De Schrijverdba40722013-04-03 17:40:36 +0300286 { 12000000, 216000000, 432, 12, 1, 8},
287 { 13000000, 216000000, 432, 13, 1, 8},
288 { 16800000, 216000000, 360, 14, 1, 8},
289 { 19200000, 216000000, 360, 16, 1, 8},
290 { 26000000, 216000000, 432, 26, 1, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530291 { 0, 0, 0, 0, 0, 0 },
292};
293
294static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
Peter De Schrijverdba40722013-04-03 17:40:36 +0300295 { 9600000, 564480000, 294, 5, 0, 4},
296 { 9600000, 552960000, 288, 5, 0, 4},
297 { 9600000, 24000000, 5, 2, 0, 1},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530298
Peter De Schrijverdba40722013-04-03 17:40:36 +0300299 { 28800000, 56448000, 49, 25, 0, 1},
300 { 28800000, 73728000, 64, 25, 0, 1},
301 { 28800000, 24000000, 5, 6, 0, 1},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530302 { 0, 0, 0, 0, 0, 0 },
303};
304
305static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
Peter De Schrijverdba40722013-04-03 17:40:36 +0300306 { 12000000, 216000000, 216, 12, 0, 4},
307 { 13000000, 216000000, 216, 13, 0, 4},
308 { 16800000, 216000000, 180, 14, 0, 4},
309 { 19200000, 216000000, 180, 16, 0, 4},
310 { 26000000, 216000000, 216, 26, 0, 4},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530311
Peter De Schrijverdba40722013-04-03 17:40:36 +0300312 { 12000000, 594000000, 594, 12, 0, 8},
313 { 13000000, 594000000, 594, 13, 0, 8},
314 { 16800000, 594000000, 495, 14, 0, 8},
315 { 19200000, 594000000, 495, 16, 0, 8},
316 { 26000000, 594000000, 594, 26, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530317
Peter De Schrijverdba40722013-04-03 17:40:36 +0300318 { 12000000, 1000000000, 1000, 12, 0, 12},
319 { 13000000, 1000000000, 1000, 13, 0, 12},
320 { 19200000, 1000000000, 625, 12, 0, 8},
321 { 26000000, 1000000000, 1000, 26, 0, 12},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530322
323 { 0, 0, 0, 0, 0, 0 },
324};
325
Peter De Schrijver0b6525a2013-04-03 17:40:39 +0300326static struct pdiv_map pllu_p[] = {
327 { .pdiv = 1, .hw_val = 1 },
328 { .pdiv = 2, .hw_val = 0 },
329 { .pdiv = 0, .hw_val = 0 },
330};
331
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530332static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
Peter De Schrijverdba40722013-04-03 17:40:36 +0300333 { 12000000, 480000000, 960, 12, 0, 12},
334 { 13000000, 480000000, 960, 13, 0, 12},
335 { 16800000, 480000000, 400, 7, 0, 5},
336 { 19200000, 480000000, 200, 4, 0, 3},
337 { 26000000, 480000000, 960, 26, 0, 12},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530338 { 0, 0, 0, 0, 0, 0 },
339};
340
341static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
342 /* 1.7 GHz */
Peter De Schrijverdba40722013-04-03 17:40:36 +0300343 { 12000000, 1700000000, 850, 6, 0, 8},
344 { 13000000, 1700000000, 915, 7, 0, 8}, /* actual: 1699.2 MHz */
345 { 16800000, 1700000000, 708, 7, 0, 8}, /* actual: 1699.2 MHz */
346 { 19200000, 1700000000, 885, 10, 0, 8}, /* actual: 1699.2 MHz */
347 { 26000000, 1700000000, 850, 13, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530348
349 /* 1.6 GHz */
Peter De Schrijverdba40722013-04-03 17:40:36 +0300350 { 12000000, 1600000000, 800, 6, 0, 8},
351 { 13000000, 1600000000, 738, 6, 0, 8}, /* actual: 1599.0 MHz */
352 { 16800000, 1600000000, 857, 9, 0, 8}, /* actual: 1599.7 MHz */
353 { 19200000, 1600000000, 500, 6, 0, 8},
354 { 26000000, 1600000000, 800, 13, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530355
356 /* 1.5 GHz */
Peter De Schrijverdba40722013-04-03 17:40:36 +0300357 { 12000000, 1500000000, 750, 6, 0, 8},
358 { 13000000, 1500000000, 923, 8, 0, 8}, /* actual: 1499.8 MHz */
359 { 16800000, 1500000000, 625, 7, 0, 8},
360 { 19200000, 1500000000, 625, 8, 0, 8},
361 { 26000000, 1500000000, 750, 13, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530362
363 /* 1.4 GHz */
Peter De Schrijverdba40722013-04-03 17:40:36 +0300364 { 12000000, 1400000000, 700, 6, 0, 8},
365 { 13000000, 1400000000, 969, 9, 0, 8}, /* actual: 1399.7 MHz */
366 { 16800000, 1400000000, 1000, 12, 0, 8},
367 { 19200000, 1400000000, 875, 12, 0, 8},
368 { 26000000, 1400000000, 700, 13, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530369
370 /* 1.3 GHz */
Peter De Schrijverdba40722013-04-03 17:40:36 +0300371 { 12000000, 1300000000, 975, 9, 0, 8},
372 { 13000000, 1300000000, 1000, 10, 0, 8},
373 { 16800000, 1300000000, 928, 12, 0, 8}, /* actual: 1299.2 MHz */
374 { 19200000, 1300000000, 812, 12, 0, 8}, /* actual: 1299.2 MHz */
375 { 26000000, 1300000000, 650, 13, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530376
377 /* 1.2 GHz */
Peter De Schrijverdba40722013-04-03 17:40:36 +0300378 { 12000000, 1200000000, 1000, 10, 0, 8},
379 { 13000000, 1200000000, 923, 10, 0, 8}, /* actual: 1199.9 MHz */
380 { 16800000, 1200000000, 1000, 14, 0, 8},
381 { 19200000, 1200000000, 1000, 16, 0, 8},
382 { 26000000, 1200000000, 600, 13, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530383
384 /* 1.1 GHz */
Peter De Schrijverdba40722013-04-03 17:40:36 +0300385 { 12000000, 1100000000, 825, 9, 0, 8},
386 { 13000000, 1100000000, 846, 10, 0, 8}, /* actual: 1099.8 MHz */
387 { 16800000, 1100000000, 982, 15, 0, 8}, /* actual: 1099.8 MHz */
388 { 19200000, 1100000000, 859, 15, 0, 8}, /* actual: 1099.5 MHz */
389 { 26000000, 1100000000, 550, 13, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530390
391 /* 1 GHz */
Peter De Schrijverdba40722013-04-03 17:40:36 +0300392 { 12000000, 1000000000, 1000, 12, 0, 8},
393 { 13000000, 1000000000, 1000, 13, 0, 8},
394 { 16800000, 1000000000, 833, 14, 0, 8}, /* actual: 999.6 MHz */
395 { 19200000, 1000000000, 625, 12, 0, 8},
396 { 26000000, 1000000000, 1000, 26, 0, 8},
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530397
398 { 0, 0, 0, 0, 0, 0 },
399};
400
401static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
402 /* PLLE special case: use cpcon field to store cml divider value */
403 { 12000000, 100000000, 150, 1, 18, 11},
404 { 216000000, 100000000, 200, 18, 24, 13},
405 { 0, 0, 0, 0, 0, 0 },
406};
407
408/* PLL parameters */
409static struct tegra_clk_pll_params pll_c_params = {
410 .input_min = 2000000,
411 .input_max = 31000000,
412 .cf_min = 1000000,
413 .cf_max = 6000000,
414 .vco_min = 20000000,
415 .vco_max = 1400000000,
416 .base_reg = PLLC_BASE,
417 .misc_reg = PLLC_MISC,
Peter De Schrijver3e727712013-04-03 17:40:40 +0300418 .lock_mask = PLL_BASE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530419 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
420 .lock_delay = 300,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300421 .freq_table = pll_c_freq_table,
422 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530423};
424
Peter De Schrijverc09e32b2013-06-06 13:47:30 +0300425static struct div_nmp pllm_nmp = {
426 .divn_shift = 8,
427 .divn_width = 10,
428 .override_divn_shift = 5,
429 .divm_shift = 0,
430 .divm_width = 5,
431 .override_divm_shift = 0,
432 .divp_shift = 20,
433 .divp_width = 3,
434 .override_divp_shift = 15,
435};
436
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530437static struct tegra_clk_pll_params pll_m_params = {
438 .input_min = 2000000,
439 .input_max = 31000000,
440 .cf_min = 1000000,
441 .cf_max = 6000000,
442 .vco_min = 20000000,
443 .vco_max = 1200000000,
444 .base_reg = PLLM_BASE,
445 .misc_reg = PLLM_MISC,
Peter De Schrijver3e727712013-04-03 17:40:40 +0300446 .lock_mask = PLL_BASE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530447 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
448 .lock_delay = 300,
Peter De Schrijverc09e32b2013-06-06 13:47:30 +0300449 .div_nmp = &pllm_nmp,
450 .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
451 .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300452 .freq_table = pll_m_freq_table,
453 .flags = TEGRA_PLLM | TEGRA_PLL_HAS_CPCON |
454 TEGRA_PLL_SET_DCCON | TEGRA_PLL_USE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530455};
456
457static struct tegra_clk_pll_params pll_p_params = {
458 .input_min = 2000000,
459 .input_max = 31000000,
460 .cf_min = 1000000,
461 .cf_max = 6000000,
462 .vco_min = 20000000,
463 .vco_max = 1400000000,
464 .base_reg = PLLP_BASE,
465 .misc_reg = PLLP_MISC,
Peter De Schrijver3e727712013-04-03 17:40:40 +0300466 .lock_mask = PLL_BASE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530467 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
468 .lock_delay = 300,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300469 .freq_table = pll_p_freq_table,
470 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK,
471 .fixed_rate = 408000000,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530472};
473
474static struct tegra_clk_pll_params pll_a_params = {
475 .input_min = 2000000,
476 .input_max = 31000000,
477 .cf_min = 1000000,
478 .cf_max = 6000000,
479 .vco_min = 20000000,
480 .vco_max = 1400000000,
481 .base_reg = PLLA_BASE,
482 .misc_reg = PLLA_MISC,
Peter De Schrijver3e727712013-04-03 17:40:40 +0300483 .lock_mask = PLL_BASE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530484 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
485 .lock_delay = 300,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300486 .freq_table = pll_a_freq_table,
487 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530488};
489
490static struct tegra_clk_pll_params pll_d_params = {
491 .input_min = 2000000,
492 .input_max = 40000000,
493 .cf_min = 1000000,
494 .cf_max = 6000000,
495 .vco_min = 40000000,
496 .vco_max = 1000000000,
497 .base_reg = PLLD_BASE,
498 .misc_reg = PLLD_MISC,
Peter De Schrijver3e727712013-04-03 17:40:40 +0300499 .lock_mask = PLL_BASE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530500 .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
501 .lock_delay = 1000,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300502 .freq_table = pll_d_freq_table,
503 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
504 TEGRA_PLL_USE_LOCK,
505
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530506};
507
508static struct tegra_clk_pll_params pll_d2_params = {
509 .input_min = 2000000,
510 .input_max = 40000000,
511 .cf_min = 1000000,
512 .cf_max = 6000000,
513 .vco_min = 40000000,
514 .vco_max = 1000000000,
515 .base_reg = PLLD2_BASE,
516 .misc_reg = PLLD2_MISC,
Peter De Schrijver3e727712013-04-03 17:40:40 +0300517 .lock_mask = PLL_BASE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530518 .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
519 .lock_delay = 1000,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300520 .freq_table = pll_d_freq_table,
521 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
522 TEGRA_PLL_USE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530523};
524
525static struct tegra_clk_pll_params pll_u_params = {
526 .input_min = 2000000,
527 .input_max = 40000000,
528 .cf_min = 1000000,
529 .cf_max = 6000000,
530 .vco_min = 48000000,
531 .vco_max = 960000000,
532 .base_reg = PLLU_BASE,
533 .misc_reg = PLLU_MISC,
Peter De Schrijver3e727712013-04-03 17:40:40 +0300534 .lock_mask = PLL_BASE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530535 .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
536 .lock_delay = 1000,
Peter De Schrijver0b6525a2013-04-03 17:40:39 +0300537 .pdiv_tohw = pllu_p,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300538 .freq_table = pll_u_freq_table,
539 .flags = TEGRA_PLLU | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530540};
541
542static struct tegra_clk_pll_params pll_x_params = {
543 .input_min = 2000000,
544 .input_max = 31000000,
545 .cf_min = 1000000,
546 .cf_max = 6000000,
547 .vco_min = 20000000,
548 .vco_max = 1700000000,
549 .base_reg = PLLX_BASE,
550 .misc_reg = PLLX_MISC,
Peter De Schrijver3e727712013-04-03 17:40:40 +0300551 .lock_mask = PLL_BASE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530552 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
553 .lock_delay = 300,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300554 .freq_table = pll_x_freq_table,
555 .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_DCCON |
556 TEGRA_PLL_USE_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530557};
558
559static struct tegra_clk_pll_params pll_e_params = {
560 .input_min = 12000000,
561 .input_max = 216000000,
562 .cf_min = 12000000,
563 .cf_max = 12000000,
564 .vco_min = 1200000000,
565 .vco_max = 2400000000U,
566 .base_reg = PLLE_BASE,
567 .misc_reg = PLLE_MISC,
Peter De Schrijver3e727712013-04-03 17:40:40 +0300568 .lock_mask = PLLE_MISC_LOCK,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530569 .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
570 .lock_delay = 300,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300571 .freq_table = pll_e_freq_table,
572 .flags = TEGRA_PLLE_CONFIGURE | TEGRA_PLL_FIXED,
573 .fixed_rate = 100000000,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530574};
575
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300576static unsigned long tegra30_input_freq[] = {
577 [0] = 13000000,
578 [1] = 16800000,
579 [4] = 19200000,
580 [5] = 38400000,
581 [8] = 12000000,
582 [9] = 48000000,
583 [12] = 260000000,
584};
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530585
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300586static struct tegra_devclk devclks[] __initdata = {
587 { .con_id = "pll_c", .dt_id = TEGRA30_CLK_PLL_C },
588 { .con_id = "pll_c_out1", .dt_id = TEGRA30_CLK_PLL_C_OUT1 },
589 { .con_id = "pll_p", .dt_id = TEGRA30_CLK_PLL_P },
590 { .con_id = "pll_p_out1", .dt_id = TEGRA30_CLK_PLL_P_OUT1 },
591 { .con_id = "pll_p_out2", .dt_id = TEGRA30_CLK_PLL_P_OUT2 },
592 { .con_id = "pll_p_out3", .dt_id = TEGRA30_CLK_PLL_P_OUT3 },
593 { .con_id = "pll_p_out4", .dt_id = TEGRA30_CLK_PLL_P_OUT4 },
594 { .con_id = "pll_m", .dt_id = TEGRA30_CLK_PLL_M },
595 { .con_id = "pll_m_out1", .dt_id = TEGRA30_CLK_PLL_M_OUT1 },
596 { .con_id = "pll_x", .dt_id = TEGRA30_CLK_PLL_X },
597 { .con_id = "pll_x_out0", .dt_id = TEGRA30_CLK_PLL_X_OUT0 },
598 { .con_id = "pll_u", .dt_id = TEGRA30_CLK_PLL_U },
599 { .con_id = "pll_d", .dt_id = TEGRA30_CLK_PLL_D },
600 { .con_id = "pll_d_out0", .dt_id = TEGRA30_CLK_PLL_D_OUT0 },
601 { .con_id = "pll_d2", .dt_id = TEGRA30_CLK_PLL_D2 },
602 { .con_id = "pll_d2_out0", .dt_id = TEGRA30_CLK_PLL_D2_OUT0 },
603 { .con_id = "pll_a", .dt_id = TEGRA30_CLK_PLL_A },
604 { .con_id = "pll_a_out0", .dt_id = TEGRA30_CLK_PLL_A_OUT0 },
605 { .con_id = "pll_e", .dt_id = TEGRA30_CLK_PLL_E },
606 { .con_id = "spdif_in_sync", .dt_id = TEGRA30_CLK_SPDIF_IN_SYNC },
607 { .con_id = "i2s0_sync", .dt_id = TEGRA30_CLK_I2S0_SYNC },
608 { .con_id = "i2s1_sync", .dt_id = TEGRA30_CLK_I2S1_SYNC },
609 { .con_id = "i2s2_sync", .dt_id = TEGRA30_CLK_I2S2_SYNC },
610 { .con_id = "i2s3_sync", .dt_id = TEGRA30_CLK_I2S3_SYNC },
611 { .con_id = "i2s4_sync", .dt_id = TEGRA30_CLK_I2S4_SYNC },
612 { .con_id = "vimclk_sync", .dt_id = TEGRA30_CLK_VIMCLK_SYNC },
613 { .con_id = "audio0", .dt_id = TEGRA30_CLK_AUDIO0 },
614 { .con_id = "audio1", .dt_id = TEGRA30_CLK_AUDIO1 },
615 { .con_id = "audio2", .dt_id = TEGRA30_CLK_AUDIO2 },
616 { .con_id = "audio3", .dt_id = TEGRA30_CLK_AUDIO3 },
617 { .con_id = "audio4", .dt_id = TEGRA30_CLK_AUDIO4 },
618 { .con_id = "spdif", .dt_id = TEGRA30_CLK_SPDIF },
619 { .con_id = "audio0_2x", .dt_id = TEGRA30_CLK_AUDIO0_2X },
620 { .con_id = "audio1_2x", .dt_id = TEGRA30_CLK_AUDIO1_2X },
621 { .con_id = "audio2_2x", .dt_id = TEGRA30_CLK_AUDIO2_2X },
622 { .con_id = "audio3_2x", .dt_id = TEGRA30_CLK_AUDIO3_2X },
623 { .con_id = "audio4_2x", .dt_id = TEGRA30_CLK_AUDIO4_2X },
624 { .con_id = "spdif_2x", .dt_id = TEGRA30_CLK_SPDIF_2X },
625 { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA30_CLK_EXTERN1 },
626 { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA30_CLK_EXTERN2 },
627 { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA30_CLK_EXTERN3 },
628 { .con_id = "blink", .dt_id = TEGRA30_CLK_BLINK },
629 { .con_id = "cclk_g", .dt_id = TEGRA30_CLK_CCLK_G },
630 { .con_id = "cclk_lp", .dt_id = TEGRA30_CLK_CCLK_LP },
631 { .con_id = "sclk", .dt_id = TEGRA30_CLK_SCLK },
632 { .con_id = "hclk", .dt_id = TEGRA30_CLK_HCLK },
633 { .con_id = "pclk", .dt_id = TEGRA30_CLK_PCLK },
634 { .con_id = "twd", .dt_id = TEGRA30_CLK_TWD },
635 { .con_id = "emc", .dt_id = TEGRA30_CLK_EMC },
636 { .con_id = "clk_32k", .dt_id = TEGRA30_CLK_CLK_32K },
637 { .con_id = "clk_m_div2", .dt_id = TEGRA30_CLK_CLK_M_DIV2 },
638 { .con_id = "clk_m_div4", .dt_id = TEGRA30_CLK_CLK_M_DIV4 },
639 { .con_id = "cml0", .dt_id = TEGRA30_CLK_CML0 },
640 { .con_id = "cml1", .dt_id = TEGRA30_CLK_CML1 },
641 { .con_id = "clk_m", .dt_id = TEGRA30_CLK_CLK_M },
642 { .con_id = "pll_ref", .dt_id = TEGRA30_CLK_PLL_REF },
643 { .con_id = "csus", .dev_id = "tengra_camera", .dt_id = TEGRA30_CLK_CSUS },
644 { .con_id = "vcp", .dev_id = "tegra-avp", .dt_id = TEGRA30_CLK_VCP },
645 { .con_id = "bsea", .dev_id = "tegra-avp", .dt_id = TEGRA30_CLK_BSEA },
646 { .con_id = "bsev", .dev_id = "tegra-aes", .dt_id = TEGRA30_CLK_BSEV },
647 { .con_id = "dsia", .dev_id = "tegradc.0", .dt_id = TEGRA30_CLK_DSIA },
648 { .con_id = "csi", .dev_id = "tegra_camera", .dt_id = TEGRA30_CLK_CSI },
649 { .con_id = "isp", .dev_id = "tegra_camera", .dt_id = TEGRA30_CLK_ISP },
650 { .con_id = "pcie", .dev_id = "tegra-pcie", .dt_id = TEGRA30_CLK_PCIE },
651 { .con_id = "afi", .dev_id = "tegra-pcie", .dt_id = TEGRA30_CLK_AFI },
652 { .con_id = "pciex", .dev_id = "tegra-pcie", .dt_id = TEGRA30_CLK_PCIEX },
Alexandre Courbot5ab5d402013-11-21 03:38:10 +0100653 { .con_id = "fuse", .dt_id = TEGRA30_CLK_FUSE },
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300654 { .con_id = "fuse_burn", .dev_id = "fuse-tegra", .dt_id = TEGRA30_CLK_FUSE_BURN },
655 { .con_id = "apbif", .dev_id = "tegra30-ahub", .dt_id = TEGRA30_CLK_APBIF },
656 { .con_id = "hda2hdmi", .dev_id = "tegra30-hda", .dt_id = TEGRA30_CLK_HDA2HDMI },
657 { .dev_id = "tegra-apbdma", .dt_id = TEGRA30_CLK_APBDMA },
658 { .dev_id = "rtc-tegra", .dt_id = TEGRA30_CLK_RTC },
659 { .dev_id = "timer", .dt_id = TEGRA30_CLK_TIMER },
660 { .dev_id = "tegra-kbc", .dt_id = TEGRA30_CLK_KBC },
661 { .dev_id = "fsl-tegra-udc", .dt_id = TEGRA30_CLK_USBD },
662 { .dev_id = "tegra-ehci.1", .dt_id = TEGRA30_CLK_USB2 },
663 { .dev_id = "tegra-ehci.2", .dt_id = TEGRA30_CLK_USB2 },
664 { .dev_id = "kfuse-tegra", .dt_id = TEGRA30_CLK_KFUSE },
665 { .dev_id = "tegra_sata_cold", .dt_id = TEGRA30_CLK_SATA_COLD },
666 { .dev_id = "dtv", .dt_id = TEGRA30_CLK_DTV },
667 { .dev_id = "tegra30-i2s.0", .dt_id = TEGRA30_CLK_I2S0 },
668 { .dev_id = "tegra30-i2s.1", .dt_id = TEGRA30_CLK_I2S1 },
669 { .dev_id = "tegra30-i2s.2", .dt_id = TEGRA30_CLK_I2S2 },
670 { .dev_id = "tegra30-i2s.3", .dt_id = TEGRA30_CLK_I2S3 },
671 { .dev_id = "tegra30-i2s.4", .dt_id = TEGRA30_CLK_I2S4 },
672 { .con_id = "spdif_out", .dev_id = "tegra30-spdif", .dt_id = TEGRA30_CLK_SPDIF_OUT },
673 { .con_id = "spdif_in", .dev_id = "tegra30-spdif", .dt_id = TEGRA30_CLK_SPDIF_IN },
674 { .con_id = "d_audio", .dev_id = "tegra30-ahub", .dt_id = TEGRA30_CLK_D_AUDIO },
675 { .dev_id = "tegra30-dam.0", .dt_id = TEGRA30_CLK_DAM0 },
676 { .dev_id = "tegra30-dam.1", .dt_id = TEGRA30_CLK_DAM1 },
677 { .dev_id = "tegra30-dam.2", .dt_id = TEGRA30_CLK_DAM2 },
678 { .con_id = "hda", .dev_id = "tegra30-hda", .dt_id = TEGRA30_CLK_HDA },
679 { .con_id = "hda2codec", .dev_id = "tegra30-hda", .dt_id = TEGRA30_CLK_HDA2CODEC_2X },
680 { .dev_id = "spi_tegra.0", .dt_id = TEGRA30_CLK_SBC1 },
681 { .dev_id = "spi_tegra.1", .dt_id = TEGRA30_CLK_SBC2 },
682 { .dev_id = "spi_tegra.2", .dt_id = TEGRA30_CLK_SBC3 },
683 { .dev_id = "spi_tegra.3", .dt_id = TEGRA30_CLK_SBC4 },
684 { .dev_id = "spi_tegra.4", .dt_id = TEGRA30_CLK_SBC5 },
685 { .dev_id = "spi_tegra.5", .dt_id = TEGRA30_CLK_SBC6 },
686 { .dev_id = "tegra_sata_oob", .dt_id = TEGRA30_CLK_SATA_OOB },
687 { .dev_id = "tegra_sata", .dt_id = TEGRA30_CLK_SATA },
688 { .dev_id = "tegra_nand", .dt_id = TEGRA30_CLK_NDFLASH },
689 { .dev_id = "tegra_nand_speed", .dt_id = TEGRA30_CLK_NDSPEED },
690 { .dev_id = "vfir", .dt_id = TEGRA30_CLK_VFIR },
691 { .dev_id = "csite", .dt_id = TEGRA30_CLK_CSITE },
692 { .dev_id = "la", .dt_id = TEGRA30_CLK_LA },
693 { .dev_id = "tegra_w1", .dt_id = TEGRA30_CLK_OWR },
694 { .dev_id = "mipi", .dt_id = TEGRA30_CLK_MIPI },
695 { .dev_id = "tegra-tsensor", .dt_id = TEGRA30_CLK_TSENSOR },
696 { .dev_id = "i2cslow", .dt_id = TEGRA30_CLK_I2CSLOW },
697 { .dev_id = "vde", .dt_id = TEGRA30_CLK_VDE },
698 { .con_id = "vi", .dev_id = "tegra_camera", .dt_id = TEGRA30_CLK_VI },
699 { .dev_id = "epp", .dt_id = TEGRA30_CLK_EPP },
700 { .dev_id = "mpe", .dt_id = TEGRA30_CLK_MPE },
701 { .dev_id = "host1x", .dt_id = TEGRA30_CLK_HOST1X },
702 { .dev_id = "3d", .dt_id = TEGRA30_CLK_GR3D },
703 { .dev_id = "3d2", .dt_id = TEGRA30_CLK_GR3D2 },
704 { .dev_id = "2d", .dt_id = TEGRA30_CLK_GR2D },
705 { .dev_id = "se", .dt_id = TEGRA30_CLK_SE },
706 { .dev_id = "mselect", .dt_id = TEGRA30_CLK_MSELECT },
707 { .dev_id = "tegra-nor", .dt_id = TEGRA30_CLK_NOR },
708 { .dev_id = "sdhci-tegra.0", .dt_id = TEGRA30_CLK_SDMMC1 },
709 { .dev_id = "sdhci-tegra.1", .dt_id = TEGRA30_CLK_SDMMC2 },
710 { .dev_id = "sdhci-tegra.2", .dt_id = TEGRA30_CLK_SDMMC3 },
711 { .dev_id = "sdhci-tegra.3", .dt_id = TEGRA30_CLK_SDMMC4 },
712 { .dev_id = "cve", .dt_id = TEGRA30_CLK_CVE },
713 { .dev_id = "tvo", .dt_id = TEGRA30_CLK_TVO },
714 { .dev_id = "tvdac", .dt_id = TEGRA30_CLK_TVDAC },
715 { .dev_id = "actmon", .dt_id = TEGRA30_CLK_ACTMON },
716 { .con_id = "vi_sensor", .dev_id = "tegra_camera", .dt_id = TEGRA30_CLK_VI_SENSOR },
717 { .con_id = "div-clk", .dev_id = "tegra-i2c.0", .dt_id = TEGRA30_CLK_I2C1 },
718 { .con_id = "div-clk", .dev_id = "tegra-i2c.1", .dt_id = TEGRA30_CLK_I2C2 },
719 { .con_id = "div-clk", .dev_id = "tegra-i2c.2", .dt_id = TEGRA30_CLK_I2C3 },
720 { .con_id = "div-clk", .dev_id = "tegra-i2c.3", .dt_id = TEGRA30_CLK_I2C4 },
721 { .con_id = "div-clk", .dev_id = "tegra-i2c.4", .dt_id = TEGRA30_CLK_I2C5 },
722 { .dev_id = "tegra_uart.0", .dt_id = TEGRA30_CLK_UARTA },
723 { .dev_id = "tegra_uart.1", .dt_id = TEGRA30_CLK_UARTB },
724 { .dev_id = "tegra_uart.2", .dt_id = TEGRA30_CLK_UARTC },
725 { .dev_id = "tegra_uart.3", .dt_id = TEGRA30_CLK_UARTD },
726 { .dev_id = "tegra_uart.4", .dt_id = TEGRA30_CLK_UARTE },
727 { .dev_id = "hdmi", .dt_id = TEGRA30_CLK_HDMI },
728 { .dev_id = "extern1", .dt_id = TEGRA30_CLK_EXTERN1 },
729 { .dev_id = "extern2", .dt_id = TEGRA30_CLK_EXTERN2 },
730 { .dev_id = "extern3", .dt_id = TEGRA30_CLK_EXTERN3 },
731 { .dev_id = "pwm", .dt_id = TEGRA30_CLK_PWM },
732 { .dev_id = "tegradc.0", .dt_id = TEGRA30_CLK_DISP1 },
733 { .dev_id = "tegradc.1", .dt_id = TEGRA30_CLK_DISP2 },
734 { .dev_id = "tegradc.1", .dt_id = TEGRA30_CLK_DSIB },
735};
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530736
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300737static struct tegra_clk tegra30_clks[tegra_clk_max] __initdata = {
738 [tegra_clk_clk_32k] = { .dt_id = TEGRA30_CLK_CLK_32K, .present = true },
739 [tegra_clk_clk_m] = { .dt_id = TEGRA30_CLK_CLK_M, .present = true },
740 [tegra_clk_clk_m_div2] = { .dt_id = TEGRA30_CLK_CLK_M_DIV2, .present = true },
741 [tegra_clk_clk_m_div4] = { .dt_id = TEGRA30_CLK_CLK_M_DIV4, .present = true },
742 [tegra_clk_pll_ref] = { .dt_id = TEGRA30_CLK_PLL_REF, .present = true },
743 [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA30_CLK_SPDIF_IN_SYNC, .present = true },
744 [tegra_clk_i2s0_sync] = { .dt_id = TEGRA30_CLK_I2S0_SYNC, .present = true },
745 [tegra_clk_i2s1_sync] = { .dt_id = TEGRA30_CLK_I2S1_SYNC, .present = true },
746 [tegra_clk_i2s2_sync] = { .dt_id = TEGRA30_CLK_I2S2_SYNC, .present = true },
747 [tegra_clk_i2s3_sync] = { .dt_id = TEGRA30_CLK_I2S3_SYNC, .present = true },
748 [tegra_clk_i2s4_sync] = { .dt_id = TEGRA30_CLK_I2S4_SYNC, .present = true },
749 [tegra_clk_vimclk_sync] = { .dt_id = TEGRA30_CLK_VIMCLK_SYNC, .present = true },
750 [tegra_clk_audio0] = { .dt_id = TEGRA30_CLK_AUDIO0, .present = true },
751 [tegra_clk_audio1] = { .dt_id = TEGRA30_CLK_AUDIO1, .present = true },
752 [tegra_clk_audio2] = { .dt_id = TEGRA30_CLK_AUDIO2, .present = true },
753 [tegra_clk_audio3] = { .dt_id = TEGRA30_CLK_AUDIO3, .present = true },
754 [tegra_clk_audio4] = { .dt_id = TEGRA30_CLK_AUDIO4, .present = true },
755 [tegra_clk_spdif] = { .dt_id = TEGRA30_CLK_SPDIF, .present = true },
756 [tegra_clk_audio0_mux] = { .dt_id = TEGRA30_CLK_AUDIO0_MUX, .present = true },
757 [tegra_clk_audio1_mux] = { .dt_id = TEGRA30_CLK_AUDIO1_MUX, .present = true },
758 [tegra_clk_audio2_mux] = { .dt_id = TEGRA30_CLK_AUDIO2_MUX, .present = true },
759 [tegra_clk_audio3_mux] = { .dt_id = TEGRA30_CLK_AUDIO3_MUX, .present = true },
760 [tegra_clk_audio4_mux] = { .dt_id = TEGRA30_CLK_AUDIO4_MUX, .present = true },
761 [tegra_clk_spdif_mux] = { .dt_id = TEGRA30_CLK_SPDIF_MUX, .present = true },
762 [tegra_clk_audio0_2x] = { .dt_id = TEGRA30_CLK_AUDIO0_2X, .present = true },
763 [tegra_clk_audio1_2x] = { .dt_id = TEGRA30_CLK_AUDIO1_2X, .present = true },
764 [tegra_clk_audio2_2x] = { .dt_id = TEGRA30_CLK_AUDIO2_2X, .present = true },
765 [tegra_clk_audio3_2x] = { .dt_id = TEGRA30_CLK_AUDIO3_2X, .present = true },
766 [tegra_clk_audio4_2x] = { .dt_id = TEGRA30_CLK_AUDIO4_2X, .present = true },
767 [tegra_clk_spdif_2x] = { .dt_id = TEGRA30_CLK_SPDIF_2X, .present = true },
768 [tegra_clk_clk_out_1] = { .dt_id = TEGRA30_CLK_CLK_OUT_1, .present = true },
769 [tegra_clk_clk_out_2] = { .dt_id = TEGRA30_CLK_CLK_OUT_2, .present = true },
770 [tegra_clk_clk_out_3] = { .dt_id = TEGRA30_CLK_CLK_OUT_3, .present = true },
771 [tegra_clk_blink] = { .dt_id = TEGRA30_CLK_BLINK, .present = true },
772 [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA30_CLK_CLK_OUT_1_MUX, .present = true },
773 [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA30_CLK_CLK_OUT_2_MUX, .present = true },
774 [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA30_CLK_CLK_OUT_3_MUX, .present = true },
775 [tegra_clk_hclk] = { .dt_id = TEGRA30_CLK_HCLK, .present = true },
776 [tegra_clk_pclk] = { .dt_id = TEGRA30_CLK_PCLK, .present = true },
777 [tegra_clk_i2s0] = { .dt_id = TEGRA30_CLK_I2S0, .present = true },
778 [tegra_clk_i2s1] = { .dt_id = TEGRA30_CLK_I2S1, .present = true },
779 [tegra_clk_i2s2] = { .dt_id = TEGRA30_CLK_I2S2, .present = true },
780 [tegra_clk_i2s3] = { .dt_id = TEGRA30_CLK_I2S3, .present = true },
781 [tegra_clk_i2s4] = { .dt_id = TEGRA30_CLK_I2S4, .present = true },
782 [tegra_clk_spdif_in] = { .dt_id = TEGRA30_CLK_SPDIF_IN, .present = true },
783 [tegra_clk_hda] = { .dt_id = TEGRA30_CLK_HDA, .present = true },
784 [tegra_clk_hda2codec_2x] = { .dt_id = TEGRA30_CLK_HDA2CODEC_2X, .present = true },
785 [tegra_clk_sbc1] = { .dt_id = TEGRA30_CLK_SBC1, .present = true },
786 [tegra_clk_sbc2] = { .dt_id = TEGRA30_CLK_SBC2, .present = true },
787 [tegra_clk_sbc3] = { .dt_id = TEGRA30_CLK_SBC3, .present = true },
788 [tegra_clk_sbc4] = { .dt_id = TEGRA30_CLK_SBC4, .present = true },
789 [tegra_clk_sbc5] = { .dt_id = TEGRA30_CLK_SBC5, .present = true },
790 [tegra_clk_sbc6] = { .dt_id = TEGRA30_CLK_SBC6, .present = true },
791 [tegra_clk_ndflash] = { .dt_id = TEGRA30_CLK_NDFLASH, .present = true },
792 [tegra_clk_ndspeed] = { .dt_id = TEGRA30_CLK_NDSPEED, .present = true },
793 [tegra_clk_vfir] = { .dt_id = TEGRA30_CLK_VFIR, .present = true },
794 [tegra_clk_la] = { .dt_id = TEGRA30_CLK_LA, .present = true },
795 [tegra_clk_csite] = { .dt_id = TEGRA30_CLK_CSITE, .present = true },
796 [tegra_clk_owr] = { .dt_id = TEGRA30_CLK_OWR, .present = true },
797 [tegra_clk_mipi] = { .dt_id = TEGRA30_CLK_MIPI, .present = true },
798 [tegra_clk_tsensor] = { .dt_id = TEGRA30_CLK_TSENSOR, .present = true },
799 [tegra_clk_i2cslow] = { .dt_id = TEGRA30_CLK_I2CSLOW, .present = true },
800 [tegra_clk_vde] = { .dt_id = TEGRA30_CLK_VDE, .present = true },
801 [tegra_clk_vi] = { .dt_id = TEGRA30_CLK_VI, .present = true },
802 [tegra_clk_epp] = { .dt_id = TEGRA30_CLK_EPP, .present = true },
803 [tegra_clk_mpe] = { .dt_id = TEGRA30_CLK_MPE, .present = true },
804 [tegra_clk_host1x] = { .dt_id = TEGRA30_CLK_HOST1X, .present = true },
805 [tegra_clk_gr2d] = { .dt_id = TEGRA30_CLK_GR2D, .present = true },
806 [tegra_clk_gr3d] = { .dt_id = TEGRA30_CLK_GR3D, .present = true },
807 [tegra_clk_mselect] = { .dt_id = TEGRA30_CLK_MSELECT, .present = true },
808 [tegra_clk_nor] = { .dt_id = TEGRA30_CLK_NOR, .present = true },
809 [tegra_clk_sdmmc1] = { .dt_id = TEGRA30_CLK_SDMMC1, .present = true },
810 [tegra_clk_sdmmc2] = { .dt_id = TEGRA30_CLK_SDMMC2, .present = true },
811 [tegra_clk_sdmmc3] = { .dt_id = TEGRA30_CLK_SDMMC3, .present = true },
812 [tegra_clk_sdmmc4] = { .dt_id = TEGRA30_CLK_SDMMC4, .present = true },
813 [tegra_clk_cve] = { .dt_id = TEGRA30_CLK_CVE, .present = true },
814 [tegra_clk_tvo] = { .dt_id = TEGRA30_CLK_TVO, .present = true },
815 [tegra_clk_tvdac] = { .dt_id = TEGRA30_CLK_TVDAC, .present = true },
816 [tegra_clk_actmon] = { .dt_id = TEGRA30_CLK_ACTMON, .present = true },
817 [tegra_clk_vi_sensor] = { .dt_id = TEGRA30_CLK_VI_SENSOR, .present = true },
818 [tegra_clk_i2c1] = { .dt_id = TEGRA30_CLK_I2C1, .present = true },
819 [tegra_clk_i2c2] = { .dt_id = TEGRA30_CLK_I2C2, .present = true },
820 [tegra_clk_i2c3] = { .dt_id = TEGRA30_CLK_I2C3, .present = true },
821 [tegra_clk_i2c4] = { .dt_id = TEGRA30_CLK_I2C4, .present = true },
822 [tegra_clk_i2c5] = { .dt_id = TEGRA30_CLK_I2C5, .present = true },
823 [tegra_clk_uarta] = { .dt_id = TEGRA30_CLK_UARTA, .present = true },
824 [tegra_clk_uartb] = { .dt_id = TEGRA30_CLK_UARTB, .present = true },
825 [tegra_clk_uartc] = { .dt_id = TEGRA30_CLK_UARTC, .present = true },
826 [tegra_clk_uartd] = { .dt_id = TEGRA30_CLK_UARTD, .present = true },
827 [tegra_clk_uarte] = { .dt_id = TEGRA30_CLK_UARTE, .present = true },
828 [tegra_clk_extern1] = { .dt_id = TEGRA30_CLK_EXTERN1, .present = true },
829 [tegra_clk_extern2] = { .dt_id = TEGRA30_CLK_EXTERN2, .present = true },
830 [tegra_clk_extern3] = { .dt_id = TEGRA30_CLK_EXTERN3, .present = true },
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300831 [tegra_clk_disp1] = { .dt_id = TEGRA30_CLK_DISP1, .present = true },
832 [tegra_clk_disp2] = { .dt_id = TEGRA30_CLK_DISP2, .present = true },
833 [tegra_clk_apbdma] = { .dt_id = TEGRA30_CLK_APBDMA, .present = true },
834 [tegra_clk_rtc] = { .dt_id = TEGRA30_CLK_RTC, .present = true },
835 [tegra_clk_timer] = { .dt_id = TEGRA30_CLK_TIMER, .present = true },
836 [tegra_clk_kbc] = { .dt_id = TEGRA30_CLK_KBC, .present = true },
837 [tegra_clk_csus] = { .dt_id = TEGRA30_CLK_CSUS, .present = true },
838 [tegra_clk_vcp] = { .dt_id = TEGRA30_CLK_VCP, .present = true },
839 [tegra_clk_bsea] = { .dt_id = TEGRA30_CLK_BSEA, .present = true },
840 [tegra_clk_bsev] = { .dt_id = TEGRA30_CLK_BSEV, .present = true },
841 [tegra_clk_usbd] = { .dt_id = TEGRA30_CLK_USBD, .present = true },
842 [tegra_clk_usb2] = { .dt_id = TEGRA30_CLK_USB2, .present = true },
843 [tegra_clk_usb3] = { .dt_id = TEGRA30_CLK_USB3, .present = true },
844 [tegra_clk_csi] = { .dt_id = TEGRA30_CLK_CSI, .present = true },
845 [tegra_clk_isp] = { .dt_id = TEGRA30_CLK_ISP, .present = true },
846 [tegra_clk_kfuse] = { .dt_id = TEGRA30_CLK_KFUSE, .present = true },
847 [tegra_clk_fuse] = { .dt_id = TEGRA30_CLK_FUSE, .present = true },
848 [tegra_clk_fuse_burn] = { .dt_id = TEGRA30_CLK_FUSE_BURN, .present = true },
849 [tegra_clk_apbif] = { .dt_id = TEGRA30_CLK_APBIF, .present = true },
850 [tegra_clk_hda2hdmi] = { .dt_id = TEGRA30_CLK_HDA2HDMI, .present = true },
851 [tegra_clk_sata_cold] = { .dt_id = TEGRA30_CLK_SATA_COLD, .present = true },
852 [tegra_clk_sata_oob] = { .dt_id = TEGRA30_CLK_SATA_OOB, .present = true },
853 [tegra_clk_sata] = { .dt_id = TEGRA30_CLK_SATA, .present = true },
854 [tegra_clk_dtv] = { .dt_id = TEGRA30_CLK_DTV, .present = true },
855 [tegra_clk_pll_p] = { .dt_id = TEGRA30_CLK_PLL_P, .present = true },
856 [tegra_clk_pll_p_out1] = { .dt_id = TEGRA30_CLK_PLL_P_OUT1, .present = true },
857 [tegra_clk_pll_p_out2] = { .dt_id = TEGRA30_CLK_PLL_P_OUT2, .present = true },
858 [tegra_clk_pll_p_out3] = { .dt_id = TEGRA30_CLK_PLL_P_OUT3, .present = true },
859 [tegra_clk_pll_p_out4] = { .dt_id = TEGRA30_CLK_PLL_P_OUT4, .present = true },
860 [tegra_clk_pll_a] = { .dt_id = TEGRA30_CLK_PLL_A, .present = true },
861 [tegra_clk_pll_a_out0] = { .dt_id = TEGRA30_CLK_PLL_A_OUT0, .present = true },
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530862
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300863};
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530864
865static void tegra30_utmi_param_configure(void)
866{
867 u32 reg;
868 int i;
869
870 for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
871 if (input_freq == utmi_parameters[i].osc_frequency)
872 break;
873 }
874
875 if (i >= ARRAY_SIZE(utmi_parameters)) {
876 pr_err("%s: Unexpected input rate %lu\n", __func__, input_freq);
877 return;
878 }
879
880 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
881
882 /* Program UTMIP PLL stable and active counts */
883 reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
884 reg |= UTMIP_PLL_CFG2_STABLE_COUNT(
885 utmi_parameters[i].stable_count);
886
887 reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
888
889 reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(
890 utmi_parameters[i].active_delay_count);
891
892 /* Remove power downs from UTMIP PLL control bits */
893 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
894 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
895 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN;
896
897 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
898
899 /* Program UTMIP PLL delay and oscillator frequency counts */
900 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
901 reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
902
903 reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(
904 utmi_parameters[i].enable_delay_count);
905
906 reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
907 reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(
908 utmi_parameters[i].xtal_freq_count);
909
910 /* Remove power downs from UTMIP PLL control bits */
911 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
912 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN;
913 reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
914
915 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
916}
917
918static const char *pll_e_parents[] = {"pll_ref", "pll_p"};
919
920static void __init tegra30_pll_init(void)
921{
922 struct clk *clk;
923
924 /* PLLC */
925 clk = tegra_clk_register_pll("pll_c", "pll_ref", clk_base, pmc_base, 0,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300926 &pll_c_params, NULL);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300927 clks[TEGRA30_CLK_PLL_C] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530928
929 /* PLLC_OUT1 */
930 clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
931 clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
932 8, 8, 1, NULL);
933 clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
934 clk_base + PLLC_OUT, 1, 0, CLK_SET_RATE_PARENT,
935 0, NULL);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300936 clks[TEGRA30_CLK_PLL_C_OUT1] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530937
938 /* PLLM */
939 clk = tegra_clk_register_pll("pll_m", "pll_ref", clk_base, pmc_base,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300940 CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE,
941 &pll_m_params, NULL);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300942 clks[TEGRA30_CLK_PLL_M] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530943
944 /* PLLM_OUT1 */
945 clk = tegra_clk_register_divider("pll_m_out1_div", "pll_m",
946 clk_base + PLLM_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
947 8, 8, 1, NULL);
948 clk = tegra_clk_register_pll_out("pll_m_out1", "pll_m_out1_div",
949 clk_base + PLLM_OUT, 1, 0, CLK_IGNORE_UNUSED |
950 CLK_SET_RATE_PARENT, 0, NULL);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300951 clks[TEGRA30_CLK_PLL_M_OUT1] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530952
953 /* PLLX */
954 clk = tegra_clk_register_pll("pll_x", "pll_ref", clk_base, pmc_base, 0,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300955 &pll_x_params, NULL);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300956 clks[TEGRA30_CLK_PLL_X] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530957
958 /* PLLX_OUT0 */
959 clk = clk_register_fixed_factor(NULL, "pll_x_out0", "pll_x",
960 CLK_SET_RATE_PARENT, 1, 2);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300961 clks[TEGRA30_CLK_PLL_X_OUT0] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530962
963 /* PLLU */
964 clk = tegra_clk_register_pll("pll_u", "pll_ref", clk_base, pmc_base, 0,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300965 &pll_u_params, NULL);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300966 clks[TEGRA30_CLK_PLL_U] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530967
968 tegra30_utmi_param_configure();
969
970 /* PLLD */
971 clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc_base, 0,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300972 &pll_d_params, &pll_d_lock);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300973 clks[TEGRA30_CLK_PLL_D] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530974
975 /* PLLD_OUT0 */
976 clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
977 CLK_SET_RATE_PARENT, 1, 2);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300978 clks[TEGRA30_CLK_PLL_D_OUT0] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530979
980 /* PLLD2 */
981 clk = tegra_clk_register_pll("pll_d2", "pll_ref", clk_base, pmc_base, 0,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300982 &pll_d2_params, NULL);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300983 clks[TEGRA30_CLK_PLL_D2] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530984
985 /* PLLD2_OUT0 */
986 clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
987 CLK_SET_RATE_PARENT, 1, 2);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300988 clks[TEGRA30_CLK_PLL_D2_OUT0] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530989
990 /* PLLE */
991 clk = clk_register_mux(NULL, "pll_e_mux", pll_e_parents,
James Hogan819c1de2013-07-29 12:25:01 +0100992 ARRAY_SIZE(pll_e_parents),
993 CLK_SET_RATE_NO_REPARENT,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530994 clk_base + PLLE_AUX, 2, 1, 0, NULL);
995 clk = tegra_clk_register_plle("pll_e", "pll_e_mux", clk_base, pmc_base,
Peter De Schrijverebe142b2013-10-04 17:28:34 +0300996 CLK_GET_RATE_NOCACHE, &pll_e_params, NULL);
Peter De Schrijver1bf40912013-10-07 14:49:04 +0300997 clks[TEGRA30_CLK_PLL_E] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +0530998}
999
Peter De Schrijverb4c154a2013-02-07 18:30:36 +02001000static const char *cclk_g_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m",
1001 "pll_p_cclkg", "pll_p_out4_cclkg",
1002 "pll_p_out3_cclkg", "unused", "pll_x" };
1003static const char *cclk_lp_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m",
1004 "pll_p_cclklp", "pll_p_out4_cclklp",
1005 "pll_p_out3_cclklp", "unused", "pll_x",
1006 "pll_x_out0" };
1007static const char *sclk_parents[] = { "clk_m", "pll_c_out1", "pll_p_out4",
1008 "pll_p_out3", "pll_p_out2", "unused",
1009 "clk_32k", "pll_m_out1" };
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301010
1011static void __init tegra30_super_clk_init(void)
1012{
1013 struct clk *clk;
1014
1015 /*
1016 * Clock input to cclk_g divided from pll_p using
1017 * U71 divider of cclk_g.
1018 */
1019 clk = tegra_clk_register_divider("pll_p_cclkg", "pll_p",
1020 clk_base + SUPER_CCLKG_DIVIDER, 0,
1021 TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
1022 clk_register_clkdev(clk, "pll_p_cclkg", NULL);
1023
1024 /*
1025 * Clock input to cclk_g divided from pll_p_out3 using
1026 * U71 divider of cclk_g.
1027 */
1028 clk = tegra_clk_register_divider("pll_p_out3_cclkg", "pll_p_out3",
1029 clk_base + SUPER_CCLKG_DIVIDER, 0,
1030 TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
1031 clk_register_clkdev(clk, "pll_p_out3_cclkg", NULL);
1032
1033 /*
1034 * Clock input to cclk_g divided from pll_p_out4 using
1035 * U71 divider of cclk_g.
1036 */
1037 clk = tegra_clk_register_divider("pll_p_out4_cclkg", "pll_p_out4",
1038 clk_base + SUPER_CCLKG_DIVIDER, 0,
1039 TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
1040 clk_register_clkdev(clk, "pll_p_out4_cclkg", NULL);
1041
1042 /* CCLKG */
1043 clk = tegra_clk_register_super_mux("cclk_g", cclk_g_parents,
1044 ARRAY_SIZE(cclk_g_parents),
1045 CLK_SET_RATE_PARENT,
1046 clk_base + CCLKG_BURST_POLICY,
1047 0, 4, 0, 0, NULL);
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001048 clks[TEGRA30_CLK_CCLK_G] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301049
1050 /*
1051 * Clock input to cclk_lp divided from pll_p using
1052 * U71 divider of cclk_lp.
1053 */
1054 clk = tegra_clk_register_divider("pll_p_cclklp", "pll_p",
1055 clk_base + SUPER_CCLKLP_DIVIDER, 0,
1056 TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
1057 clk_register_clkdev(clk, "pll_p_cclklp", NULL);
1058
1059 /*
1060 * Clock input to cclk_lp divided from pll_p_out3 using
1061 * U71 divider of cclk_lp.
1062 */
1063 clk = tegra_clk_register_divider("pll_p_out3_cclklp", "pll_p_out3",
1064 clk_base + SUPER_CCLKG_DIVIDER, 0,
1065 TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
1066 clk_register_clkdev(clk, "pll_p_out3_cclklp", NULL);
1067
1068 /*
1069 * Clock input to cclk_lp divided from pll_p_out4 using
1070 * U71 divider of cclk_lp.
1071 */
1072 clk = tegra_clk_register_divider("pll_p_out4_cclklp", "pll_p_out4",
1073 clk_base + SUPER_CCLKLP_DIVIDER, 0,
1074 TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
1075 clk_register_clkdev(clk, "pll_p_out4_cclklp", NULL);
1076
1077 /* CCLKLP */
1078 clk = tegra_clk_register_super_mux("cclk_lp", cclk_lp_parents,
1079 ARRAY_SIZE(cclk_lp_parents),
1080 CLK_SET_RATE_PARENT,
1081 clk_base + CCLKLP_BURST_POLICY,
1082 TEGRA_DIVIDER_2, 4, 8, 9,
1083 NULL);
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001084 clks[TEGRA30_CLK_CCLK_LP] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301085
1086 /* SCLK */
1087 clk = tegra_clk_register_super_mux("sclk", sclk_parents,
1088 ARRAY_SIZE(sclk_parents),
1089 CLK_SET_RATE_PARENT,
1090 clk_base + SCLK_BURST_POLICY,
1091 0, 4, 0, 0, NULL);
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001092 clks[TEGRA30_CLK_SCLK] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301093
1094 /* twd */
1095 clk = clk_register_fixed_factor(NULL, "twd", "cclk_g",
1096 CLK_SET_RATE_PARENT, 1, 2);
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001097 clks[TEGRA30_CLK_TWD] = clk;
1098
1099 tegra_super_clk_gen4_init(clk_base, pmc_base, tegra30_clks, NULL);
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301100}
1101
1102static const char *mux_pllacp_clkm[] = { "pll_a_out0", "unused", "pll_p",
1103 "clk_m" };
1104static const char *mux_pllpcm_clkm[] = { "pll_p", "pll_c", "pll_m", "clk_m" };
1105static const char *mux_pllmcp_clkm[] = { "pll_m", "pll_c", "pll_p", "clk_m" };
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301106static const char *spdif_out_parents[] = { "pll_a_out0", "spdif_2x", "pll_p",
1107 "clk_m" };
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301108static const char *mux_pllmcpa[] = { "pll_m", "pll_c", "pll_p", "pll_a_out0" };
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301109static const char *mux_pllpmdacd2_clkm[] = { "pll_p", "pll_m", "pll_d_out0",
1110 "pll_a_out0", "pll_c",
1111 "pll_d2_out0", "clk_m" };
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301112static const char *mux_plld_out0_plld2_out0[] = { "pll_d_out0",
1113 "pll_d2_out0" };
Thierry Redingc04bf552013-10-29 16:51:12 +01001114static const char *pwm_parents[] = { "pll_p", "pll_c", "clk_32k", "clk_m" };
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301115
1116static struct tegra_periph_init_data tegra_periph_clk_list[] = {
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001117 TEGRA_INIT_DATA_MUX("spdif_out", spdif_out_parents, CLK_SOURCE_SPDIF_OUT, 10, TEGRA_PERIPH_ON_APB, TEGRA30_CLK_SPDIF_OUT),
1118 TEGRA_INIT_DATA_MUX("d_audio", mux_pllacp_clkm, CLK_SOURCE_D_AUDIO, 106, 0, TEGRA30_CLK_D_AUDIO),
1119 TEGRA_INIT_DATA_MUX("dam0", mux_pllacp_clkm, CLK_SOURCE_DAM0, 108, 0, TEGRA30_CLK_DAM0),
1120 TEGRA_INIT_DATA_MUX("dam1", mux_pllacp_clkm, CLK_SOURCE_DAM1, 109, 0, TEGRA30_CLK_DAM1),
1121 TEGRA_INIT_DATA_MUX("dam2", mux_pllacp_clkm, CLK_SOURCE_DAM2, 110, 0, TEGRA30_CLK_DAM2),
1122 TEGRA_INIT_DATA_INT("3d2", mux_pllmcpa, CLK_SOURCE_3D2, 98, TEGRA_PERIPH_MANUAL_RESET, TEGRA30_CLK_GR3D2),
1123 TEGRA_INIT_DATA_INT("se", mux_pllpcm_clkm, CLK_SOURCE_SE, 127, 0, TEGRA30_CLK_SE),
1124 TEGRA_INIT_DATA_MUX8("hdmi", mux_pllpmdacd2_clkm, CLK_SOURCE_HDMI, 51, 0, TEGRA30_CLK_HDMI),
Thierry Redingc04bf552013-10-29 16:51:12 +01001125 TEGRA_INIT_DATA("pwm", NULL, NULL, pwm_parents, CLK_SOURCE_PWM, 28, 2, 0, 0, 8, 1, 0, 17, TEGRA_PERIPH_ON_APB, TEGRA30_CLK_PWM),
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301126};
1127
1128static struct tegra_periph_init_data tegra_periph_nodiv_clk_list[] = {
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001129 TEGRA_INIT_DATA_NODIV("dsib", mux_plld_out0_plld2_out0, CLK_SOURCE_DSIB, 25, 1, 82, 0, TEGRA30_CLK_DSIB),
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301130};
1131
1132static void __init tegra30_periph_clk_init(void)
1133{
1134 struct tegra_periph_init_data *data;
1135 struct clk *clk;
1136 int i;
1137
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301138 /* dsia */
1139 clk = tegra_clk_register_periph_gate("dsia", "pll_d_out0", 0, clk_base,
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +03001140 0, 48, periph_clk_enb_refcnt);
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001141 clks[TEGRA30_CLK_DSIA] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301142
1143 /* pcie */
1144 clk = tegra_clk_register_periph_gate("pcie", "clk_m", 0, clk_base, 0,
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +03001145 70, periph_clk_enb_refcnt);
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001146 clks[TEGRA30_CLK_PCIE] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301147
1148 /* afi */
1149 clk = tegra_clk_register_periph_gate("afi", "clk_m", 0, clk_base, 0, 72,
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +03001150 periph_clk_enb_refcnt);
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001151 clks[TEGRA30_CLK_AFI] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301152
Jay Agarwalff49fad2013-06-12 12:43:43 +05301153 /* pciex */
1154 clk = tegra_clk_register_periph_gate("pciex", "pll_e", 0, clk_base, 0,
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +03001155 74, periph_clk_enb_refcnt);
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001156 clks[TEGRA30_CLK_PCIEX] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301157
1158 /* emc */
1159 clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
James Hogan819c1de2013-07-29 12:25:01 +01001160 ARRAY_SIZE(mux_pllmcp_clkm),
1161 CLK_SET_RATE_NO_REPARENT,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301162 clk_base + CLK_SOURCE_EMC,
1163 30, 2, 0, NULL);
1164 clk = tegra_clk_register_periph_gate("emc", "emc_mux", 0, clk_base, 0,
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +03001165 57, periph_clk_enb_refcnt);
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001166 clks[TEGRA30_CLK_EMC] = clk;
1167
1168 /* cml0 */
1169 clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
1170 0, 0, &cml_lock);
1171 clks[TEGRA30_CLK_CML0] = clk;
1172
1173 /* cml1 */
1174 clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
1175 1, 0, &cml_lock);
1176 clks[TEGRA30_CLK_CML1] = clk;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301177
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301178 for (i = 0; i < ARRAY_SIZE(tegra_periph_clk_list); i++) {
1179 data = &tegra_periph_clk_list[i];
Peter De Schrijver76ebc132013-09-04 17:04:19 +03001180 clk = tegra_clk_register_periph(data->name, data->p.parent_names,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301181 data->num_parents, &data->periph,
Peter De Schrijvera26a0292013-04-03 17:40:42 +03001182 clk_base, data->offset, data->flags);
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301183 clks[data->clk_id] = clk;
1184 }
1185
1186 for (i = 0; i < ARRAY_SIZE(tegra_periph_nodiv_clk_list); i++) {
1187 data = &tegra_periph_nodiv_clk_list[i];
1188 clk = tegra_clk_register_periph_nodiv(data->name,
Peter De Schrijver76ebc132013-09-04 17:04:19 +03001189 data->p.parent_names,
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301190 data->num_parents, &data->periph,
1191 clk_base, data->offset);
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301192 clks[data->clk_id] = clk;
1193 }
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301194
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001195 tegra_periph_clk_init(clk_base, pmc_base, tegra30_clks, &pll_p_params);
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301196}
1197
1198/* Tegra30 CPU clock and reset control functions */
1199static void tegra30_wait_cpu_in_reset(u32 cpu)
1200{
1201 unsigned int reg;
1202
1203 do {
1204 reg = readl(clk_base +
1205 TEGRA30_CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
1206 cpu_relax();
1207 } while (!(reg & (1 << cpu))); /* check CPU been reset or not */
1208
1209 return;
1210}
1211
1212static void tegra30_put_cpu_in_reset(u32 cpu)
1213{
1214 writel(CPU_RESET(cpu),
1215 clk_base + TEGRA_CLK_RST_CONTROLLER_RST_CPU_CMPLX_SET);
1216 dmb();
1217}
1218
1219static void tegra30_cpu_out_of_reset(u32 cpu)
1220{
1221 writel(CPU_RESET(cpu),
1222 clk_base + TEGRA_CLK_RST_CONTROLLER_RST_CPU_CMPLX_CLR);
1223 wmb();
1224}
1225
1226
1227static void tegra30_enable_cpu_clock(u32 cpu)
1228{
1229 unsigned int reg;
1230
1231 writel(CPU_CLOCK(cpu),
1232 clk_base + TEGRA30_CLK_RST_CONTROLLER_CLK_CPU_CMPLX_CLR);
1233 reg = readl(clk_base +
1234 TEGRA30_CLK_RST_CONTROLLER_CLK_CPU_CMPLX_CLR);
1235}
1236
1237static void tegra30_disable_cpu_clock(u32 cpu)
1238{
1239
1240 unsigned int reg;
1241
1242 reg = readl(clk_base + TEGRA_CLK_RST_CONTROLLER_CLK_CPU_CMPLX);
1243 writel(reg | CPU_CLOCK(cpu),
1244 clk_base + TEGRA_CLK_RST_CONTROLLER_CLK_CPU_CMPLX);
1245}
1246
1247#ifdef CONFIG_PM_SLEEP
1248static bool tegra30_cpu_rail_off_ready(void)
1249{
1250 unsigned int cpu_rst_status;
1251 int cpu_pwr_status;
1252
1253 cpu_rst_status = readl(clk_base +
1254 TEGRA30_CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
1255 cpu_pwr_status = tegra_powergate_is_powered(TEGRA_POWERGATE_CPU1) ||
1256 tegra_powergate_is_powered(TEGRA_POWERGATE_CPU2) ||
1257 tegra_powergate_is_powered(TEGRA_POWERGATE_CPU3);
1258
1259 if (((cpu_rst_status & 0xE) != 0xE) || cpu_pwr_status)
1260 return false;
1261
1262 return true;
1263}
1264
1265static void tegra30_cpu_clock_suspend(void)
1266{
1267 /* switch coresite to clk_m, save off original source */
1268 tegra30_cpu_clk_sctx.clk_csite_src =
1269 readl(clk_base + CLK_RESET_SOURCE_CSITE);
1270 writel(3<<30, clk_base + CLK_RESET_SOURCE_CSITE);
1271
1272 tegra30_cpu_clk_sctx.cpu_burst =
1273 readl(clk_base + CLK_RESET_CCLK_BURST);
1274 tegra30_cpu_clk_sctx.pllx_base =
1275 readl(clk_base + CLK_RESET_PLLX_BASE);
1276 tegra30_cpu_clk_sctx.pllx_misc =
1277 readl(clk_base + CLK_RESET_PLLX_MISC);
1278 tegra30_cpu_clk_sctx.cclk_divider =
1279 readl(clk_base + CLK_RESET_CCLK_DIVIDER);
1280}
1281
1282static void tegra30_cpu_clock_resume(void)
1283{
1284 unsigned int reg, policy;
1285
1286 /* Is CPU complex already running on PLLX? */
1287 reg = readl(clk_base + CLK_RESET_CCLK_BURST);
1288 policy = (reg >> CLK_RESET_CCLK_BURST_POLICY_SHIFT) & 0xF;
1289
1290 if (policy == CLK_RESET_CCLK_IDLE_POLICY)
1291 reg = (reg >> CLK_RESET_CCLK_IDLE_POLICY_SHIFT) & 0xF;
1292 else if (policy == CLK_RESET_CCLK_RUN_POLICY)
1293 reg = (reg >> CLK_RESET_CCLK_RUN_POLICY_SHIFT) & 0xF;
1294 else
1295 BUG();
1296
1297 if (reg != CLK_RESET_CCLK_BURST_POLICY_PLLX) {
1298 /* restore PLLX settings if CPU is on different PLL */
1299 writel(tegra30_cpu_clk_sctx.pllx_misc,
1300 clk_base + CLK_RESET_PLLX_MISC);
1301 writel(tegra30_cpu_clk_sctx.pllx_base,
1302 clk_base + CLK_RESET_PLLX_BASE);
1303
1304 /* wait for PLL stabilization if PLLX was enabled */
1305 if (tegra30_cpu_clk_sctx.pllx_base & (1 << 30))
1306 udelay(300);
1307 }
1308
1309 /*
1310 * Restore original burst policy setting for calls resulting from CPU
1311 * LP2 in idle or system suspend.
1312 */
1313 writel(tegra30_cpu_clk_sctx.cclk_divider,
1314 clk_base + CLK_RESET_CCLK_DIVIDER);
1315 writel(tegra30_cpu_clk_sctx.cpu_burst,
1316 clk_base + CLK_RESET_CCLK_BURST);
1317
1318 writel(tegra30_cpu_clk_sctx.clk_csite_src,
1319 clk_base + CLK_RESET_SOURCE_CSITE);
1320}
1321#endif
1322
1323static struct tegra_cpu_car_ops tegra30_cpu_car_ops = {
1324 .wait_for_reset = tegra30_wait_cpu_in_reset,
1325 .put_in_reset = tegra30_put_cpu_in_reset,
1326 .out_of_reset = tegra30_cpu_out_of_reset,
1327 .enable_clock = tegra30_enable_cpu_clock,
1328 .disable_clock = tegra30_disable_cpu_clock,
1329#ifdef CONFIG_PM_SLEEP
1330 .rail_off_ready = tegra30_cpu_rail_off_ready,
1331 .suspend = tegra30_cpu_clock_suspend,
1332 .resume = tegra30_cpu_clock_resume,
1333#endif
1334};
1335
Sachin Kamat4c3b2402013-08-08 09:55:49 +05301336static struct tegra_clk_init_table init_table[] __initdata = {
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001337 {TEGRA30_CLK_UARTA, TEGRA30_CLK_PLL_P, 408000000, 0},
1338 {TEGRA30_CLK_UARTB, TEGRA30_CLK_PLL_P, 408000000, 0},
1339 {TEGRA30_CLK_UARTC, TEGRA30_CLK_PLL_P, 408000000, 0},
1340 {TEGRA30_CLK_UARTD, TEGRA30_CLK_PLL_P, 408000000, 0},
1341 {TEGRA30_CLK_UARTE, TEGRA30_CLK_PLL_P, 408000000, 0},
1342 {TEGRA30_CLK_PLL_A, TEGRA30_CLK_CLK_MAX, 564480000, 1},
1343 {TEGRA30_CLK_PLL_A_OUT0, TEGRA30_CLK_CLK_MAX, 11289600, 1},
1344 {TEGRA30_CLK_EXTERN1, TEGRA30_CLK_PLL_A_OUT0, 0, 1},
1345 {TEGRA30_CLK_CLK_OUT_1_MUX, TEGRA30_CLK_EXTERN1, 0, 0},
1346 {TEGRA30_CLK_CLK_OUT_1, TEGRA30_CLK_CLK_MAX, 0, 1},
1347 {TEGRA30_CLK_BLINK, TEGRA30_CLK_CLK_MAX, 0, 1},
1348 {TEGRA30_CLK_I2S0, TEGRA30_CLK_PLL_A_OUT0, 11289600, 0},
1349 {TEGRA30_CLK_I2S1, TEGRA30_CLK_PLL_A_OUT0, 11289600, 0},
1350 {TEGRA30_CLK_I2S2, TEGRA30_CLK_PLL_A_OUT0, 11289600, 0},
1351 {TEGRA30_CLK_I2S3, TEGRA30_CLK_PLL_A_OUT0, 11289600, 0},
1352 {TEGRA30_CLK_I2S4, TEGRA30_CLK_PLL_A_OUT0, 11289600, 0},
1353 {TEGRA30_CLK_SDMMC1, TEGRA30_CLK_PLL_P, 48000000, 0},
1354 {TEGRA30_CLK_SDMMC2, TEGRA30_CLK_PLL_P, 48000000, 0},
1355 {TEGRA30_CLK_SDMMC3, TEGRA30_CLK_PLL_P, 48000000, 0},
1356 {TEGRA30_CLK_PLL_M, TEGRA30_CLK_CLK_MAX, 0, 1},
1357 {TEGRA30_CLK_PCLK, TEGRA30_CLK_CLK_MAX, 0, 1},
1358 {TEGRA30_CLK_CSITE, TEGRA30_CLK_CLK_MAX, 0, 1},
1359 {TEGRA30_CLK_EMC, TEGRA30_CLK_CLK_MAX, 0, 1},
1360 {TEGRA30_CLK_MSELECT, TEGRA30_CLK_CLK_MAX, 0, 1},
1361 {TEGRA30_CLK_SBC1, TEGRA30_CLK_PLL_P, 100000000, 0},
1362 {TEGRA30_CLK_SBC2, TEGRA30_CLK_PLL_P, 100000000, 0},
1363 {TEGRA30_CLK_SBC3, TEGRA30_CLK_PLL_P, 100000000, 0},
1364 {TEGRA30_CLK_SBC4, TEGRA30_CLK_PLL_P, 100000000, 0},
1365 {TEGRA30_CLK_SBC5, TEGRA30_CLK_PLL_P, 100000000, 0},
1366 {TEGRA30_CLK_SBC6, TEGRA30_CLK_PLL_P, 100000000, 0},
1367 {TEGRA30_CLK_HOST1X, TEGRA30_CLK_PLL_C, 150000000, 0},
1368 {TEGRA30_CLK_DISP1, TEGRA30_CLK_PLL_P, 600000000, 0},
1369 {TEGRA30_CLK_DISP2, TEGRA30_CLK_PLL_P, 600000000, 0},
1370 {TEGRA30_CLK_TWD, TEGRA30_CLK_CLK_MAX, 0, 1},
1371 {TEGRA30_CLK_GR2D, TEGRA30_CLK_PLL_C, 300000000, 0},
1372 {TEGRA30_CLK_GR3D, TEGRA30_CLK_PLL_C, 300000000, 0},
Thierry Reding43e36a92013-10-29 16:51:11 +01001373 {TEGRA30_CLK_GR3D2, TEGRA30_CLK_PLL_C, 300000000, 0},
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001374 {TEGRA30_CLK_CLK_MAX, TEGRA30_CLK_CLK_MAX, 0, 0}, /* This MUST be the last entry. */
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301375};
1376
Stephen Warren441f1992013-03-25 13:22:24 -06001377static void __init tegra30_clock_apply_init_table(void)
1378{
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001379 tegra_init_from_table(init_table, clks, TEGRA30_CLK_CLK_MAX);
Stephen Warren441f1992013-03-25 13:22:24 -06001380}
1381
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301382/*
1383 * Some clocks may be used by different drivers depending on the board
1384 * configuration. List those here to register them twice in the clock lookup
1385 * table under two names.
1386 */
1387static struct tegra_clk_duplicate tegra_clk_duplicates[] = {
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001388 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_USBD, "utmip-pad", NULL),
1389 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_USBD, "tegra-ehci.0", NULL),
1390 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_USBD, "tegra-otg", NULL),
1391 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_BSEV, "tegra-avp", "bsev"),
1392 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_BSEV, "nvavp", "bsev"),
1393 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_VDE, "tegra-aes", "vde"),
1394 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_BSEA, "tegra-aes", "bsea"),
1395 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_BSEA, "nvavp", "bsea"),
1396 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_CML1, "tegra_sata_cml", NULL),
1397 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_CML0, "tegra_pcie", "cml"),
1398 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_PCIEX, "tegra_pcie", "pciex"),
1399 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_VCP, "nvavp", "vcp"),
1400 TEGRA_CLK_DUPLICATE(TEGRA30_CLK_CLK_MAX, NULL, NULL), /* MUST be the last entry */
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301401};
1402
1403static const struct of_device_id pmc_match[] __initconst = {
1404 { .compatible = "nvidia,tegra30-pmc" },
1405 {},
1406};
1407
Prashant Gaikwad061cec92013-05-27 13:10:09 +05301408static void __init tegra30_clock_init(struct device_node *np)
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301409{
1410 struct device_node *node;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301411
1412 clk_base = of_iomap(np, 0);
1413 if (!clk_base) {
1414 pr_err("ioremap tegra30 CAR failed\n");
1415 return;
1416 }
1417
1418 node = of_find_matching_node(NULL, pmc_match);
1419 if (!node) {
1420 pr_err("Failed to find pmc node\n");
1421 BUG();
1422 }
1423
1424 pmc_base = of_iomap(node, 0);
1425 if (!pmc_base) {
1426 pr_err("Can't map pmc registers\n");
1427 BUG();
1428 }
1429
Stephen Warren6d5b9882013-11-05 17:33:17 -07001430 clks = tegra_clk_init(clk_base, TEGRA30_CLK_CLK_MAX,
1431 TEGRA30_CLK_PERIPH_BANKS);
Peter De Schrijver343a6072013-09-02 15:22:02 +03001432 if (!clks)
Peter De Schrijverd5ff89a2013-08-22 18:44:06 +03001433 return;
1434
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001435 if (tegra_osc_clk_init(clk_base, tegra30_clks, tegra30_input_freq,
1436 ARRAY_SIZE(tegra30_input_freq), &input_freq, NULL) < 0)
1437 return;
1438
1439
1440 tegra_fixed_clk_init(tegra30_clks);
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301441 tegra30_pll_init();
1442 tegra30_super_clk_init();
1443 tegra30_periph_clk_init();
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001444 tegra_audio_clk_init(clk_base, pmc_base, tegra30_clks, &pll_a_params);
1445 tegra_pmc_clk_init(pmc_base, tegra30_clks);
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301446
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001447 tegra_init_dup_clks(tegra_clk_duplicates, clks, TEGRA30_CLK_CLK_MAX);
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301448
Peter De Schrijver343a6072013-09-02 15:22:02 +03001449 tegra_add_of_provider(np);
Peter De Schrijver1bf40912013-10-07 14:49:04 +03001450 tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301451
Stephen Warren441f1992013-03-25 13:22:24 -06001452 tegra_clk_apply_init_table = tegra30_clock_apply_init_table;
Prashant Gaikwadb08e8c02013-01-11 13:16:25 +05301453
1454 tegra_cpu_car_ops = &tegra30_cpu_car_ops;
1455}
Prashant Gaikwad061cec92013-05-27 13:10:09 +05301456CLK_OF_DECLARE(tegra30, "nvidia,tegra30-car", tegra30_clock_init);