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6d1dbbbf 1/*
dc39ae95 2 * [origin: Linux kernel arch/arm/mach-at91/include/mach/at91_pmc.h]
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3 *
4 * Copyright (C) 2005 Ivan Kokshaysky
5 * Copyright (C) SAN People
5d8e359c 6 * Copyright (C) 2009 Jens Scharsig (js_at_ng@scharsoft.de)
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7 *
8 * Power Management Controller (PMC) - System peripherals registers.
9 * Based on AT91RM9200 datasheet revision E.
10 *
1a459660 11 * SPDX-License-Identifier: GPL-2.0+
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12 */
13
14#ifndef AT91_PMC_H
15#define AT91_PMC_H
16
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17#define AT91_ASM_PMC_MOR (ATMEL_BASE_PMC + 0x20)
18#define AT91_ASM_PMC_PLLAR (ATMEL_BASE_PMC + 0x28)
19#define AT91_ASM_PMC_PLLBR (ATMEL_BASE_PMC + 0x2c)
20#define AT91_ASM_PMC_MCKR (ATMEL_BASE_PMC + 0x30)
21#define AT91_ASM_PMC_SR (ATMEL_BASE_PMC + 0x68)
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22
23#ifndef __ASSEMBLY__
24
25#include <asm/types.h>
26
27typedef struct at91_pmc {
28 u32 scer; /* 0x00 System Clock Enable Register */
29 u32 scdr; /* 0x04 System Clock Disable Register */
30 u32 scsr; /* 0x08 System Clock Status Register */
31 u32 reserved0;
32 u32 pcer; /* 0x10 Peripheral Clock Enable Register */
33 u32 pcdr; /* 0x14 Peripheral Clock Disable Register */
34 u32 pcsr; /* 0x18 Peripheral Clock Status Register */
64203c7b 35 u32 uckr; /* 0x1C UTMI Clock Register */
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36 u32 mor; /* 0x20 Main Oscilator Register */
37 u32 mcfr; /* 0x24 Main Clock Frequency Register */
38 u32 pllar; /* 0x28 PLL A Register */
39 u32 pllbr; /* 0x2C PLL B Register */
40 u32 mckr; /* 0x30 Master Clock Register */
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41 u32 reserved1;
42 u32 usb; /* 0x38 USB Clock Register */
43 u32 reserved2;
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44 u32 pck[4]; /* 0x40 Programmable Clock Register 0 - 3 */
45 u32 reserved3[4];
46 u32 ier; /* 0x60 Interrupt Enable Register */
47 u32 idr; /* 0x64 Interrupt Disable Register */
48 u32 sr; /* 0x68 Status Register */
49 u32 imr; /* 0x6C Interrupt Mask Register */
50 u32 reserved4[4];
51 u32 pllicpr; /* 0x80 Change Pump Current Register (SAM9) */
52 u32 reserved5[21];
53 u32 wpmr; /* 0xE4 Write Protect Mode Register (CAP0) */
54 u32 wpsr; /* 0xE8 Write Protect Status Register (CAP0) */
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55#ifdef CONFIG_SAMA5D3
56 u32 reserved6[8];
57 u32 pcer1; /* 0x100 Periperial Clock Enable Register 1 */
58 u32 pcdr1; /* 0x104 Periperial Clock Disable Register 1 */
59 u32 pcsr1; /* 0x108 Periperial Clock Status Register 1 */
60 u32 pcr; /* 0x10c Periperial Control Register */
61 u32 ocr; /* 0x110 Oscillator Calibration Register */
62#else
5d8e359c 63 u32 reserved8[5];
284403aa 64#endif
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65} at91_pmc_t;
66
67#endif /* end not assembly */
68
69#define AT91_PMC_MOR_MOSCEN 0x01
70#define AT91_PMC_MOR_OSCBYPASS 0x02
71#define AT91_PMC_MOR_OSCOUNT(x) ((x & 0xff) << 8)
72
73#define AT91_PMC_PLLXR_DIV(x) (x & 0xFF)
74#define AT91_PMC_PLLXR_PLLCOUNT(x) ((x & 0x3F) << 8)
75#define AT91_PMC_PLLXR_OUT(x) ((x & 0x03) << 14)
76#define AT91_PMC_PLLXR_MUL(x) ((x & 0x7FF) << 16)
77#define AT91_PMC_PLLAR_29 0x20000000
78#define AT91_PMC_PLLBR_USBDIV_1 0x00000000
79#define AT91_PMC_PLLBR_USBDIV_2 0x10000000
80#define AT91_PMC_PLLBR_USBDIV_4 0x20000000
81
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82#define AT91_PMC_MCFR_MAINRDY 0x00010000
83#define AT91_PMC_MCFR_MAINF_MASK 0x0000FFFF
84
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85#define AT91_PMC_MCKR_CSS_SLOW 0x00000000
86#define AT91_PMC_MCKR_CSS_MAIN 0x00000001
87#define AT91_PMC_MCKR_CSS_PLLA 0x00000002
88#define AT91_PMC_MCKR_CSS_PLLB 0x00000003
89#define AT91_PMC_MCKR_CSS_MASK 0x00000003
90
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91#ifdef CONFIG_SAMA5D3
92#define AT91_PMC_MCKR_PRES_1 0x00000000
93#define AT91_PMC_MCKR_PRES_2 0x00000010
94#define AT91_PMC_MCKR_PRES_4 0x00000020
95#define AT91_PMC_MCKR_PRES_8 0x00000030
96#define AT91_PMC_MCKR_PRES_16 0x00000040
97#define AT91_PMC_MCKR_PRES_32 0x00000050
98#define AT91_PMC_MCKR_PRES_64 0x00000060
99#define AT91_PMC_MCKR_PRES_MASK 0x00000070
100#else
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101#define AT91_PMC_MCKR_PRES_1 0x00000000
102#define AT91_PMC_MCKR_PRES_2 0x00000004
103#define AT91_PMC_MCKR_PRES_4 0x00000008
104#define AT91_PMC_MCKR_PRES_8 0x0000000C
105#define AT91_PMC_MCKR_PRES_16 0x00000010
106#define AT91_PMC_MCKR_PRES_32 0x00000014
107#define AT91_PMC_MCKR_PRES_64 0x00000018
108#define AT91_PMC_MCKR_PRES_MASK 0x0000001C
284403aa 109#endif
5d8e359c 110
a138d96a 111#ifdef CONFIG_AT91RM9200
112#define AT91_PMC_MCKR_MDIV_1 0x00000000
113#define AT91_PMC_MCKR_MDIV_2 0x00000100
114#define AT91_PMC_MCKR_MDIV_3 0x00000200
115#define AT91_PMC_MCKR_MDIV_4 0x00000300
116#define AT91_PMC_MCKR_MDIV_MASK 0x00000300
117#else
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118#define AT91_PMC_MCKR_MDIV_1 0x00000000
119#define AT91_PMC_MCKR_MDIV_2 0x00000100
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120#ifdef CONFIG_SAMA5D3
121#define AT91_PMC_MCKR_MDIV_3 0x00000300
122#endif
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123#define AT91_PMC_MCKR_MDIV_4 0x00000200
124#define AT91_PMC_MCKR_MDIV_MASK 0x00000300
a138d96a 125#endif
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126
127#define AT91_PMC_MCKR_PLLADIV_1 0x00001000
128#define AT91_PMC_MCKR_PLLADIV_2 0x00002000
129
130#define AT91_PMC_IXR_MOSCS 0x00000001
131#define AT91_PMC_IXR_LOCKA 0x00000002
132#define AT91_PMC_IXR_LOCKB 0x00000004
133#define AT91_PMC_IXR_MCKRDY 0x00000008
134#define AT91_PMC_IXR_LOCKU 0x00000040
135#define AT91_PMC_IXR_PCKRDY0 0x00000100
136#define AT91_PMC_IXR_PCKRDY1 0x00000200
137#define AT91_PMC_IXR_PCKRDY2 0x00000400
138#define AT91_PMC_IXR_PCKRDY3 0x00000800
139
140#ifdef CONFIG_AT91_LEGACY
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141#define AT91_PMC_SCER (AT91_PMC + 0x00) /* System Clock Enable Register */
142#define AT91_PMC_SCDR (AT91_PMC + 0x04) /* System Clock Disable Register */
143
144#define AT91_PMC_SCSR (AT91_PMC + 0x08) /* System Clock Status Register */
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145#endif
146
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147#define AT91_PMC_PCK (1 << 0) /* Processor Clock */
148#define AT91RM9200_PMC_UDP (1 << 1) /* USB Devcice Port Clock [AT91RM9200 only] */
149#define AT91RM9200_PMC_MCKUDP (1 << 2) /* USB Device Port Master Clock Automatic Disable on Suspend [AT91RM9200 only] */
dc39ae95 150#define AT91CAP9_PMC_DDR (1 << 2) /* DDR Clock [AT91CAP9 revC only] */
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151#define AT91RM9200_PMC_UHP (1 << 4) /* USB Host Port Clock [AT91RM9200 only] */
152#define AT91SAM926x_PMC_UHP (1 << 6) /* USB Host Port Clock [AT91SAM926x only] */
153#define AT91CAP9_PMC_UHP (1 << 6) /* USB Host Port Clock [AT91CAP9 only] */
154#define AT91SAM926x_PMC_UDP (1 << 7) /* USB Devcice Port Clock [AT91SAM926x only] */
155#define AT91_PMC_PCK0 (1 << 8) /* Programmable Clock 0 */
156#define AT91_PMC_PCK1 (1 << 9) /* Programmable Clock 1 */
157#define AT91_PMC_PCK2 (1 << 10) /* Programmable Clock 2 */
158#define AT91_PMC_PCK3 (1 << 11) /* Programmable Clock 3 */
159#define AT91_PMC_HCK0 (1 << 16) /* AHB Clock (USB host) [AT91SAM9261 only] */
160#define AT91_PMC_HCK1 (1 << 17) /* AHB Clock (LCD) [AT91SAM9261 only] */
161
0701f730 162#ifdef CONFIG_AT91_LEGACY
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163#define AT91_PMC_PCER (AT91_PMC + 0x10) /* Peripheral Clock Enable Register */
164#define AT91_PMC_PCDR (AT91_PMC + 0x14) /* Peripheral Clock Disable Register */
165#define AT91_PMC_PCSR (AT91_PMC + 0x18) /* Peripheral Clock Status Register */
166
167#define AT91_CKGR_UCKR (AT91_PMC + 0x1C) /* UTMI Clock Register [SAM9RL, CAP9] */
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168#endif
169
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170#define AT91_PMC_UPLLEN (1 << 16) /* UTMI PLL Enable */
171#define AT91_PMC_UPLLCOUNT (0xf << 20) /* UTMI PLL Start-up Time */
172#define AT91_PMC_BIASEN (1 << 24) /* UTMI BIAS Enable */
173#define AT91_PMC_BIASCOUNT (0xf << 28) /* UTMI PLL Start-up Time */
6d1dbbbf 174
0701f730 175#ifdef CONFIG_AT91_LEGACY
6d1dbbbf 176#define AT91_CKGR_MOR (AT91_PMC + 0x20) /* Main Oscillator Register [not on SAM9RL] */
0701f730 177#endif
6d1dbbbf 178#define AT91_PMC_MOSCEN (1 << 0) /* Main Oscillator Enable */
dc39ae95 179#define AT91_PMC_OSCBYPASS (1 << 1) /* Oscillator Bypass [SAM9x, CAP9] */
6d1dbbbf 180#define AT91_PMC_OSCOUNT (0xff << 8) /* Main Oscillator Start-up Time */
0701f730 181#ifdef CONFIG_AT91_LEGACY
6d1dbbbf 182#define AT91_CKGR_MCFR (AT91_PMC + 0x24) /* Main Clock Frequency Register */
0701f730 183#endif
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184#define AT91_PMC_MAINF (0xffff << 0) /* Main Clock Frequency */
185#define AT91_PMC_MAINRDY (1 << 16) /* Main Clock Ready */
0701f730 186#ifdef CONFIG_AT91_LEGACY
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187#define AT91_CKGR_PLLAR (AT91_PMC + 0x28) /* PLL A Register */
188#define AT91_CKGR_PLLBR (AT91_PMC + 0x2c) /* PLL B Register */
0701f730 189#endif
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190#define AT91_PMC_DIV (0xff << 0) /* Divider */
191#define AT91_PMC_PLLCOUNT (0x3f << 8) /* PLL Counter */
192#define AT91_PMC_OUT (3 << 14) /* PLL Clock Frequency Range */
193#define AT91_PMC_MUL (0x7ff << 16) /* PLL Multiplier */
194#define AT91_PMC_USBDIV (3 << 28) /* USB Divisor (PLLB only) */
195#define AT91_PMC_USBDIV_1 (0 << 28)
196#define AT91_PMC_USBDIV_2 (1 << 28)
197#define AT91_PMC_USBDIV_4 (2 << 28)
198#define AT91_PMC_USB96M (1 << 28) /* Divider by 2 Enable (PLLB only) */
01550a2b 199#define AT91_PMC_PLLA_WR_ERRATA (1 << 29) /* Bit 29 must always be set to 1 when programming the CKGR_PLLAR register */
6d1dbbbf 200
0701f730 201#ifdef CONFIG_AT91_LEGACY
6d1dbbbf 202#define AT91_PMC_MCKR (AT91_PMC + 0x30) /* Master Clock Register */
0701f730 203#endif
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204#define AT91_PMC_CSS (3 << 0) /* Master Clock Selection */
205#define AT91_PMC_CSS_SLOW (0 << 0)
206#define AT91_PMC_CSS_MAIN (1 << 0)
207#define AT91_PMC_CSS_PLLA (2 << 0)
208#define AT91_PMC_CSS_PLLB (3 << 0)
209#define AT91_PMC_PRES (7 << 2) /* Master Clock Prescaler */
210#define AT91_PMC_PRES_1 (0 << 2)
211#define AT91_PMC_PRES_2 (1 << 2)
212#define AT91_PMC_PRES_4 (2 << 2)
213#define AT91_PMC_PRES_8 (3 << 2)
214#define AT91_PMC_PRES_16 (4 << 2)
215#define AT91_PMC_PRES_32 (5 << 2)
216#define AT91_PMC_PRES_64 (6 << 2)
217#define AT91_PMC_MDIV (3 << 8) /* Master Clock Division */
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218#define AT91RM9200_PMC_MDIV_1 (0 << 8) /* [AT91RM9200 only] */
219#define AT91RM9200_PMC_MDIV_2 (1 << 8)
220#define AT91RM9200_PMC_MDIV_3 (2 << 8)
221#define AT91RM9200_PMC_MDIV_4 (3 << 8)
222#define AT91SAM9_PMC_MDIV_1 (0 << 8) /* [SAM9,CAP9 only] */
223#define AT91SAM9_PMC_MDIV_2 (1 << 8)
224#define AT91SAM9_PMC_MDIV_4 (2 << 8)
22ee6473 225#define AT91SAM9_PMC_MDIV_3 (3 << 8) /* [some SAM9 only] */
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226#define AT91SAM9_PMC_MDIV_6 (3 << 8)
227#define AT91_PMC_PDIV (1 << 12) /* Processor Clock Division [some SAM9 only] */
228#define AT91_PMC_PDIV_1 (0 << 12)
229#define AT91_PMC_PDIV_2 (1 << 12)
6d1dbbbf 230
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231#ifdef CONFIG_AT91_LEGACY
232#define AT91_PMC_USB (AT91_PMC + 0x38) /* USB Clock Register */
233#endif
234#define AT91_PMC_USBS_USB_PLLA (0x0) /* USB Clock Input is PLLA */
235#define AT91_PMC_USBS_USB_UPLL (0x1) /* USB Clock Input is UPLL */
236#define AT91_PMC_USBDIV_8 (0x7 << 8) /* USB Clock divided by 8 */
237#define AT91_PMC_USBDIV_10 (0x9 << 8) /* USB Clock divided by 10 */
238
0701f730 239#ifdef CONFIG_AT91_LEGACY
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240#define AT91_PMC_PCKR(n) (AT91_PMC + 0x40 + ((n) * 4)) /* Programmable Clock 0-3 Registers */
241
242#define AT91_PMC_IER (AT91_PMC + 0x60) /* Interrupt Enable Register */
243#define AT91_PMC_IDR (AT91_PMC + 0x64) /* Interrupt Disable Register */
244#define AT91_PMC_SR (AT91_PMC + 0x68) /* Status Register */
0701f730 245#endif
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246#define AT91_PMC_MOSCS (1 << 0) /* MOSCS Flag */
247#define AT91_PMC_LOCKA (1 << 1) /* PLLA Lock */
248#define AT91_PMC_LOCKB (1 << 2) /* PLLB Lock */
249#define AT91_PMC_MCKRDY (1 << 3) /* Master Clock */
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250#define AT91_PMC_LOCKU (1 << 6) /* UPLL Lock [AT91CAP9 only] */
251#define AT91_PMC_OSCSEL (1 << 7) /* Slow Clock Oscillator [AT91CAP9 revC only] */
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252#define AT91_PMC_PCK0RDY (1 << 8) /* Programmable Clock 0 */
253#define AT91_PMC_PCK1RDY (1 << 9) /* Programmable Clock 1 */
254#define AT91_PMC_PCK2RDY (1 << 10) /* Programmable Clock 2 */
255#define AT91_PMC_PCK3RDY (1 << 11) /* Programmable Clock 3 */
0701f730 256#ifdef CONFIG_AT91_LEGACY
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257#define AT91_PMC_IMR (AT91_PMC + 0x6c) /* Interrupt Mask Register */
258
19883aed 259#define AT91_PMC_PROT (AT91_PMC + 0xe4) /* Protect Register [AT91CAP9 revC only] */
0701f730 260#endif
dc39ae95 261#define AT91_PMC_PROTKEY 0x504d4301 /* Activation Code */
0701f730 262#ifdef CONFIG_AT91_LEGACY
dc39ae95 263#define AT91_PMC_VER (AT91_PMC + 0xfc) /* PMC Module Version [AT91CAP9 only] */
5d8e359c 264#endif /* CONFIG_AT91_LEGACY */
6d1dbbbf 265#endif