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arm: socfpga: clock: Sync with reference code
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1/*
2 * Copyright (C) 2013 Altera Corporation <www.altera.com>
3 *
4 * SPDX-License-Identifier: GPL-2.0+
5 */
6
7#ifndef _CLOCK_MANAGER_H_
8#define _CLOCK_MANAGER_H_
9
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10#ifndef __ASSEMBLER__
11/* Clock speed accessors */
12unsigned long cm_get_mpu_clk_hz(void);
13unsigned long cm_get_sdram_clk_hz(void);
14unsigned int cm_get_l4_sp_clk_hz(void);
15unsigned int cm_get_mmc_controller_clk_hz(void);
16unsigned int cm_get_qspi_controller_clk_hz(void);
17#endif
18
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19typedef struct {
20 /* main group */
21 uint32_t main_vco_base;
22 uint32_t mpuclk;
23 uint32_t mainclk;
24 uint32_t dbgatclk;
25 uint32_t mainqspiclk;
26 uint32_t mainnandsdmmcclk;
27 uint32_t cfg2fuser0clk;
28 uint32_t maindiv;
29 uint32_t dbgdiv;
30 uint32_t tracediv;
31 uint32_t l4src;
32
33 /* peripheral group */
34 uint32_t peri_vco_base;
35 uint32_t emac0clk;
36 uint32_t emac1clk;
37 uint32_t perqspiclk;
38 uint32_t pernandsdmmcclk;
39 uint32_t perbaseclk;
40 uint32_t s2fuser1clk;
41 uint32_t perdiv;
42 uint32_t gpiodiv;
43 uint32_t persrc;
44
45 /* sdram pll group */
46 uint32_t sdram_vco_base;
47 uint32_t ddrdqsclk;
48 uint32_t ddr2xdqsclk;
49 uint32_t ddrdqclk;
50 uint32_t s2fuser2clk;
51} cm_config_t;
52
53extern void cm_basic_init(const cm_config_t *cfg);
54
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55struct socfpga_clock_manager_main_pll {
56 u32 vco;
57 u32 misc;
58 u32 mpuclk;
59 u32 mainclk;
60 u32 dbgatclk;
61 u32 mainqspiclk;
62 u32 mainnandsdmmcclk;
63 u32 cfgs2fuser0clk;
64 u32 en;
65 u32 maindiv;
66 u32 dbgdiv;
67 u32 tracediv;
68 u32 l4src;
69 u32 stat;
70 u32 _pad_0x38_0x40[2];
71};
72
73struct socfpga_clock_manager_per_pll {
74 u32 vco;
75 u32 misc;
76 u32 emac0clk;
77 u32 emac1clk;
78 u32 perqspiclk;
79 u32 pernandsdmmcclk;
80 u32 perbaseclk;
81 u32 s2fuser1clk;
82 u32 en;
83 u32 div;
84 u32 gpiodiv;
85 u32 src;
86 u32 stat;
87 u32 _pad_0x34_0x40[3];
88};
89
90struct socfpga_clock_manager_sdr_pll {
91 u32 vco;
92 u32 ctrl;
93 u32 ddrdqsclk;
94 u32 ddr2xdqsclk;
95 u32 ddrdqclk;
96 u32 s2fuser2clk;
97 u32 en;
98 u32 stat;
99};
100
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101struct socfpga_clock_manager_altera {
102 u32 mpuclk;
103 u32 mainclk;
104};
105
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106struct socfpga_clock_manager {
107 u32 ctrl;
108 u32 bypass;
109 u32 inter;
110 u32 intren;
111 u32 dbctrl;
112 u32 stat;
113 u32 _pad_0x18_0x3f[10];
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114 struct socfpga_clock_manager_main_pll main_pll;
115 struct socfpga_clock_manager_per_pll per_pll;
116 struct socfpga_clock_manager_sdr_pll sdr_pll;
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117 struct socfpga_clock_manager_altera altera;
118 u32 _pad_0xe8_0x200[70];
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119};
120
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121#define CLKMGR_CTRL_SAFEMODE (1 << 0)
122#define CLKMGR_CTRL_SAFEMODE_OFFSET 0
123
124#define CLKMGR_BYPASS_PERPLLSRC (1 << 4)
125#define CLKMGR_BYPASS_PERPLLSRC_OFFSET 4
126#define CLKMGR_BYPASS_PERPLL (1 << 3)
127#define CLKMGR_BYPASS_PERPLL_OFFSET 3
128#define CLKMGR_BYPASS_SDRPLLSRC (1 << 2)
129#define CLKMGR_BYPASS_SDRPLLSRC_OFFSET 2
130#define CLKMGR_BYPASS_SDRPLL (1 << 1)
131#define CLKMGR_BYPASS_SDRPLL_OFFSET 1
132#define CLKMGR_BYPASS_MAINPLL (1 << 0)
133#define CLKMGR_BYPASS_MAINPLL_OFFSET 0
134
135#define CLKMGR_INTER_SDRPLLLOCKED_MASK 0x00000100
136#define CLKMGR_INTER_PERPLLLOCKED_MASK 0x00000080
137#define CLKMGR_INTER_MAINPLLLOCKED_MASK 0x00000040
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138#define CLKMGR_INTER_PERPLLLOST_MASK 0x00000010
139#define CLKMGR_INTER_SDRPLLLOST_MASK 0x00000020
140#define CLKMGR_INTER_MAINPLLLOST_MASK 0x00000008
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141
142#define CLKMGR_STAT_BUSY (1 << 0)
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143
144/* Main PLL */
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145#define CLKMGR_MAINPLLGRP_VCO_BGPWRDN (1 << 0)
146#define CLKMGR_MAINPLLGRP_VCO_BGPWRDN_OFFSET 0
147#define CLKMGR_MAINPLLGRP_VCO_DENOM_OFFSET 16
148#define CLKMGR_MAINPLLGRP_VCO_DENOM_MASK 0x003f0000
149#define CLKMGR_MAINPLLGRP_VCO_EN (1 << 1)
150#define CLKMGR_MAINPLLGRP_VCO_EN_OFFSET 1
151#define CLKMGR_MAINPLLGRP_VCO_NUMER_OFFSET 3
152#define CLKMGR_MAINPLLGRP_VCO_NUMER_MASK 0x0000fff8
153#define CLKMGR_MAINPLLGRP_VCO_OUTRESETALL_MASK 0x01000000
154#define CLKMGR_MAINPLLGRP_VCO_PWRDN (1 << 2)
155#define CLKMGR_MAINPLLGRP_VCO_PWRDN_OFFSET 2
156#define CLKMGR_MAINPLLGRP_VCO_REGEXTSEL_MASK 0x80000000
157#define CLKMGR_MAINPLLGRP_VCO_RESET_VALUE 0x8001000d
158
159#define CLKMGR_MAINPLLGRP_MPUCLK_CNT_OFFSET 0
160#define CLKMGR_MAINPLLGRP_MPUCLK_CNT_MASK 0x000001ff
161
162#define CLKMGR_MAINPLLGRP_MAINCLK_CNT_OFFSET 0
163#define CLKMGR_MAINPLLGRP_MAINCLK_CNT_MASK 0x000001ff
164
165#define CLKMGR_MAINPLLGRP_DBGATCLK_CNT_OFFSET 0
166#define CLKMGR_MAINPLLGRP_DBGATCLK_CNT_MASK 0x000001ff
167
168#define CLKMGR_MAINPLLGRP_MAINQSPICLK_CNT_OFFSET 0
169#define CLKMGR_MAINPLLGRP_MAINQSPICLK_CNT_MASK 0x000001ff
170
171#define CLKMGR_MAINPLLGRP_MAINNANDSDMMCCLK_CNT_OFFSET 0
172#define CLKMGR_MAINPLLGRP_MAINNANDSDMMCCLK_CNT_MASK 0x000001ff
173
174#define CLKMGR_MAINPLLGRP_CFGS2FUSER0CLK_CNT_OFFSET 0
175#define CLKMGR_MAINPLLGRP_CFGS2FUSER0CLK_CNT_MASK 0x000001ff
176
177#define CLKMGR_MAINPLLGRP_EN_DBGATCLK_MASK 0x00000010
178#define CLKMGR_MAINPLLGRP_EN_DBGCLK_MASK 0x00000020
179#define CLKMGR_MAINPLLGRP_EN_DBGTIMERCLK_MASK 0x00000080
180#define CLKMGR_MAINPLLGRP_EN_DBGTRACECLK_MASK 0x00000040
181#define CLKMGR_MAINPLLGRP_EN_L4MPCLK_MASK 0x00000004
182#define CLKMGR_MAINPLLGRP_EN_S2FUSER0CLK_MASK 0x00000200
183
184#define CLKMGR_MAINPLLGRP_MAINDIV_L3MPCLK_OFFSET 0
185#define CLKMGR_MAINPLLGRP_MAINDIV_L3MPCLK_MASK 0x00000003
186#define CLKMGR_MAINPLLGRP_MAINDIV_L3SPCLK_OFFSET 2
187#define CLKMGR_MAINPLLGRP_MAINDIV_L3SPCLK_MASK 0x0000000c
188#define CLKMGR_MAINPLLGRP_MAINDIV_L4MPCLK_OFFSET 4
189#define CLKMGR_MAINPLLGRP_MAINDIV_L4MPCLK_MASK 0x00000070
190#define CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_OFFSET 7
191#define CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_MASK 0x00000380
192
193#define CLKMGR_MAINPLLGRP_DBGDIV_DBGATCLK_OFFSET 0
194#define CLKMGR_MAINPLLGRP_DBGDIV_DBGATCLK_MASK 0x00000003
195#define CLKMGR_MAINPLLGRP_DBGDIV_DBGCLK_OFFSET 2
196#define CLKMGR_MAINPLLGRP_DBGDIV_DBGCLK_MASK 0x0000000c
197
198#define CLKMGR_MAINPLLGRP_TRACEDIV_TRACECLK_OFFSET 0
199#define CLKMGR_MAINPLLGRP_TRACEDIV_TRACECLK_MASK 0x00000007
200
201#define CLKMGR_MAINPLLGRP_L4SRC_L4MP (1 << 0)
202#define CLKMGR_MAINPLLGRP_L4SRC_L4MP_OFFSET 0
203#define CLKMGR_MAINPLLGRP_L4SRC_L4SP (1 << 1)
204#define CLKMGR_MAINPLLGRP_L4SRC_L4SP_OFFSET 1
205#define CLKMGR_MAINPLLGRP_L4SRC_RESET_VALUE 0x00000000
206#define CLKMGR_L4_SP_CLK_SRC_MAINPLL 0x0
207#define CLKMGR_L4_SP_CLK_SRC_PERPLL 0x1
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208
209/* Per PLL */
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210#define CLKMGR_PERPLLGRP_VCO_DENOM_OFFSET 16
211#define CLKMGR_PERPLLGRP_VCO_DENOM_MASK 0x003f0000
212#define CLKMGR_PERPLLGRP_VCO_NUMER_OFFSET 3
213#define CLKMGR_PERPLLGRP_VCO_NUMER_MASK 0x0000fff8
214#define CLKMGR_PERPLLGRP_VCO_OUTRESETALL_MASK 0x01000000
215#define CLKMGR_PERPLLGRP_VCO_PSRC_OFFSET 22
216#define CLKMGR_PERPLLGRP_VCO_PSRC_MASK 0x00c00000
217#define CLKMGR_PERPLLGRP_VCO_REGEXTSEL_MASK 0x80000000
218#define CLKMGR_PERPLLGRP_VCO_RESET_VALUE 0x8001000d
219#define CLKMGR_PERPLLGRP_VCO_SSRC_OFFSET 22
220#define CLKMGR_PERPLLGRP_VCO_SSRC_MASK 0x00c00000
221
222#define CLKMGR_VCO_SSRC_EOSC1 0x0
223#define CLKMGR_VCO_SSRC_EOSC2 0x1
224#define CLKMGR_VCO_SSRC_F2S 0x2
225
226#define CLKMGR_PERPLLGRP_EMAC0CLK_CNT_OFFSET 0
227#define CLKMGR_PERPLLGRP_EMAC0CLK_CNT_MASK 0x000001ff
228
229#define CLKMGR_PERPLLGRP_EMAC1CLK_CNT_OFFSET 0
230#define CLKMGR_PERPLLGRP_EMAC1CLK_CNT_MASK 0x000001ff
231
232#define CLKMGR_PERPLLGRP_PERQSPICLK_CNT_OFFSET 0
233#define CLKMGR_PERPLLGRP_PERQSPICLK_CNT_MASK 0x000001ff
234
235#define CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_OFFSET 0
236#define CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_MASK 0x000001ff
237
238#define CLKMGR_PERPLLGRP_PERBASECLK_CNT_OFFSET 0
239#define CLKMGR_PERPLLGRP_PERBASECLK_CNT_MASK 0x000001ff
240
241#define CLKMGR_PERPLLGRP_S2FUSER1CLK_CNT_OFFSET 0
242#define CLKMGR_PERPLLGRP_S2FUSER1CLK_CNT_MASK 0x000001ff
243
244#define CLKMGR_PERPLLGRP_EN_NANDCLK_MASK 0x00000400
245#define CLKMGR_PERPLLGRP_EN_SDMMCCLK_MASK 0x00000100
246
247#define CLKMGR_PERPLLGRP_DIV_CAN0CLK_OFFSET 6
248#define CLKMGR_PERPLLGRP_DIV_CAN0CLK_MASK 0x000001c0
249#define CLKMGR_PERPLLGRP_DIV_CAN1CLK_OFFSET 9
250#define CLKMGR_PERPLLGRP_DIV_CAN1CLK_MASK 0x00000e00
251#define CLKMGR_PERPLLGRP_DIV_SPIMCLK_OFFSET 3
252#define CLKMGR_PERPLLGRP_DIV_SPIMCLK_OFFSET 3
253#define CLKMGR_PERPLLGRP_DIV_USBCLK_OFFSET 0
254#define CLKMGR_PERPLLGRP_DIV_USBCLK_MASK 0x00000007
255
256#define CLKMGR_PERPLLGRP_GPIODIV_GPIODBCLK_OFFSET 0
257#define CLKMGR_PERPLLGRP_GPIODIV_GPIODBCLK_MASK 0x00ffffff
258
259#define CLKMGR_PERPLLGRP_SRC_NAND_OFFSET 2
260#define CLKMGR_PERPLLGRP_SRC_NAND_MASK 0x0000000c
261#define CLKMGR_PERPLLGRP_SRC_QSPI_OFFSET 4
262#define CLKMGR_PERPLLGRP_SRC_QSPI_MASK 0x00000030
263#define CLKMGR_PERPLLGRP_SRC_RESET_VALUE 0x00000015
264#define CLKMGR_PERPLLGRP_SRC_SDMMC_OFFSET 0
265#define CLKMGR_PERPLLGRP_SRC_SDMMC_MASK 0x00000003
266#define CLKMGR_SDMMC_CLK_SRC_F2S 0x0
267#define CLKMGR_SDMMC_CLK_SRC_MAIN 0x1
268#define CLKMGR_SDMMC_CLK_SRC_PER 0x2
269#define CLKMGR_QSPI_CLK_SRC_F2S 0x0
270#define CLKMGR_QSPI_CLK_SRC_MAIN 0x1
271#define CLKMGR_QSPI_CLK_SRC_PER 0x2
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272
273/* SDR PLL */
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274#define CLKMGR_SDRPLLGRP_VCO_DENOM_OFFSET 16
275#define CLKMGR_SDRPLLGRP_VCO_DENOM_MASK 0x003f0000
276#define CLKMGR_SDRPLLGRP_VCO_NUMER_OFFSET 3
277#define CLKMGR_SDRPLLGRP_VCO_NUMER_MASK 0x0000fff8
278#define CLKMGR_SDRPLLGRP_VCO_OUTRESETALL (1 << 24)
279#define CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_OFFSET 24
280#define CLKMGR_SDRPLLGRP_VCO_OUTRESET_OFFSET 25
281#define CLKMGR_SDRPLLGRP_VCO_OUTRESET_MASK 0x7e000000
282#define CLKMGR_SDRPLLGRP_VCO_REGEXTSEL_MASK 0x80000000
283#define CLKMGR_SDRPLLGRP_VCO_RESET_VALUE 0x8001000d
284#define CLKMGR_SDRPLLGRP_VCO_SSRC_OFFSET 22
285#define CLKMGR_SDRPLLGRP_VCO_SSRC_MASK 0x00c00000
286
287#define CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_OFFSET 0
288#define CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_MASK 0x000001ff
289#define CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_OFFSET 9
290#define CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_MASK 0x00000e00
291
292#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_OFFSET 0
293#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_MASK 0x000001ff
294#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_OFFSET 9
295#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_MASK 0x00000e00
296
297#define CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_OFFSET 0
298#define CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_MASK 0x000001ff
299#define CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_OFFSET 9
300#define CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_MASK 0x00000e00
301
302#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_OFFSET 0
303#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_MASK 0x000001ff
304#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_OFFSET 9
305#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_MASK 0x00000e00
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306
307#endif /* _CLOCK_MANAGER_H_ */