summaryrefslogtreecommitdiff
path: root/include/linux/fsl/guts.h
blob: 941b11811f85915bd70a730bbc338288d995493b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
/**
 * Freecale 85xx and 86xx Global Utilties register set
 *
 * Authors: Jeff Brown
 *          Timur Tabi <timur@freescale.com>
 *
 * Copyright 2004,2007,2012 Freescale Semiconductor, Inc
 *
 * This program is free software; you can redistribute  it and/or modify it
 * under  the terms of  the GNU General  Public License as published by the
 * Free Software Foundation;  either version 2 of the  License, or (at your
 * option) any later version.
 */

#ifndef __FSL_GUTS_H__
#define __FSL_GUTS_H__

#include <linux/types.h>
#include <linux/io.h>

/**
 * Global Utility Registers.
 *
 * Not all registers defined in this structure are available on all chips, so
 * you are expected to know whether a given register actually exists on your
 * chip before you access it.
 *
 * Also, some registers are similar on different chips but have slightly
 * different names.  In these cases, one name is chosen to avoid extraneous
 * #ifdefs.
 */
struct ccsr_guts {
	u32	porpllsr;	/* 0x.0000 - POR PLL Ratio Status Register */
	u32	porbmsr;	/* 0x.0004 - POR Boot Mode Status Register */
	u32	porimpscr;	/* 0x.0008 - POR I/O Impedance Status and
				 *           Control Register
				 */
	u32	pordevsr;	/* 0x.000c - POR I/O Device Status Register */
	u32	pordbgmsr;	/* 0x.0010 - POR Debug Mode Status Register */
	u32	pordevsr2;	/* 0x.0014 - POR device status register 2 */
	u8	res018[0x20 - 0x18];
	u32	porcir;		/* 0x.0020 - POR Configuration Information
				 *           Register
				 */
	u8	res024[0x30 - 0x24];
	u32	gpiocr;		/* 0x.0030 - GPIO Control Register */
	u8	res034[0x40 - 0x34];
	u32	gpoutdr;	/* 0x.0040 - General-Purpose Output Data
				 *           Register
				 */
	u8	res044[0x50 - 0x44];
	u32	gpindr;		/* 0x.0050 - General-Purpose Input Data
				 *           Register
				 */
	u8	res054[0x60 - 0x54];
	u32	pmuxcr;		/* 0x.0060 - Alternate Function Signal
				 *           Multiplex Control
				 */
	u32	pmuxcr2;	/* 0x.0064 - Alternate function signal
				 *           multiplex control 2
				 */
	u32	dmuxcr;		/* 0x.0068 - DMA Mux Control Register */
        u8	res06c[0x70 - 0x6c];
	u32	devdisr;	/* 0x.0070 - Device Disable Control */
#define CCSR_GUTS_DEVDISR_TB1	0x00001000
#define CCSR_GUTS_DEVDISR_TB0	0x00004000
	u32	devdisr2;	/* 0x.0074 - Device Disable Control 2 */
	u8	res078[0x7c - 0x78];
	u32	pmjcr;		/* 0x.007c - 4 Power Management Jog Control
				 *           Register
				 */
	u32	powmgtcsr;	/* 0x.0080 - Power Management Status and
				 *           Control Register
				 */
	u32	pmrccr;		/* 0x.0084 - Power Management Reset Counter
				 *           Configuration Register
				 */
	u32	pmpdccr;	/* 0x.0088 - Power Management Power Down Counter
				 *           Configuration Register
				 */
	u32	pmcdr;		/* 0x.008c - 4Power management clock disable
				 *           register
				 */
	u32	mcpsumr;	/* 0x.0090 - Machine Check Summary Register */
	u32	rstrscr;	/* 0x.0094 - Reset Request Status and
				 *           Control Register
				 */
	u32	ectrstcr;	/* 0x.0098 - Exception reset control register */
	u32	autorstsr;	/* 0x.009c - Automatic reset status register */
	u32	pvr;		/* 0x.00a0 - Processor Version Register */
	u32	svr;		/* 0x.00a4 - System Version Register */
	u8	res0a8[0xb0 - 0xa8];
	u32	rstcr;		/* 0x.00b0 - Reset Control Register */
	u8	res0b4[0xc0 - 0xb4];
	u32	iovselsr;	/* 0x.00c0 - I/O voltage select status register
					     Called 'elbcvselcr' on 86xx SOCs */
	u8	res0c4[0x100 - 0xc4];
	u32	rcwsr[16];	/* 0x.0100 - Reset Control Word Status registers
					     There are 16 registers */
	u8	res140[0x224 - 0x140];
	u32	iodelay1;	/* 0x.0224 - IO delay control register 1 */
	u32	iodelay2;	/* 0x.0228 - IO delay control register 2 */
	u8	res22c[0x604 - 0x22c];
	u32	pamubypenr;	/* 0x.604 - PAMU bypass enable register */
	u8	res608[0x800 - 0x608];
	u32	clkdvdr;	/* 0x.0800 - Clock Divide Register */
	u8	res804[0x900 - 0x804];
	u32	ircr;		/* 0x.0900 - Infrared Control Register */
	u8	res904[0x908 - 0x904];
	u32	dmacr;		/* 0x.0908 - DMA Control Register */
	u8	res90c[0x914 - 0x90c];
	u32	elbccr;		/* 0x.0914 - eLBC Control Register */
	u8	res918[0xb20 - 0x918];
	u32	ddr1clkdr;	/* 0x.0b20 - DDR1 Clock Disable Register */
	u32	ddr2clkdr;	/* 0x.0b24 - DDR2 Clock Disable Register */
	u32	ddrclkdr;	/* 0x.0b28 - DDR Clock Disable Register */
	u8	resb2c[0xe00 - 0xb2c];
	u32	clkocr;		/* 0x.0e00 - Clock Out Select Register */
	u8	rese04[0xe10 - 0xe04];
	u32	ddrdllcr;	/* 0x.0e10 - DDR DLL Control Register */
	u8	rese14[0xe20 - 0xe14];
	u32	lbcdllcr;	/* 0x.0e20 - LBC DLL Control Register */
	u32	cpfor;		/* 0x.0e24 - L2 charge pump fuse override
				 *           register
				 */
	u8	rese28[0xf04 - 0xe28];
	u32	srds1cr0;	/* 0x.0f04 - SerDes1 Control Register 0 */
	u32	srds1cr1;	/* 0x.0f08 - SerDes1 Control Register 0 */
	u8	resf0c[0xf2c - 0xf0c];
	u32	itcr;		/* 0x.0f2c - Internal transaction control
				 *           register
				 */
	u8	resf30[0xf40 - 0xf30];
	u32	srds2cr0;	/* 0x.0f40 - SerDes2 Control Register 0 */
	u32	srds2cr1;	/* 0x.0f44 - SerDes2 Control Register 0 */
} __attribute__ ((packed));

u32 fsl_guts_get_svr(void);

/* Alternate function signal multiplex control */
#define MPC85xx_PMUXCR_QE(x) (0x8000 >> (x))

#ifdef CONFIG_PPC_86xx

#define CCSR_GUTS_DMACR_DEV_SSI	0	/* DMA controller/channel set to SSI */
#define CCSR_GUTS_DMACR_DEV_IR	1	/* DMA controller/channel set to IR */

/*
 * Set the DMACR register in the GUTS
 *
 * The DMACR register determines the source of initiated transfers for each
 * channel on each DMA controller.  Rather than have a bunch of repetitive
 * macros for the bit patterns, we just have a function that calculates
 * them.
 *
 * guts: Pointer to GUTS structure
 * co: The DMA controller (0 or 1)
 * ch: The channel on the DMA controller (0, 1, 2, or 3)
 * device: The device to set as the source (CCSR_GUTS_DMACR_DEV_xx)
 */
static inline void guts_set_dmacr(struct ccsr_guts __iomem *guts,
	unsigned int co, unsigned int ch, unsigned int device)
{
	unsigned int shift = 16 + (8 * (1 - co) + 2 * (3 - ch));

	clrsetbits_be32(&guts->dmacr, 3 << shift, device << shift);
}

#define CCSR_GUTS_PMUXCR_LDPSEL		0x00010000
#define CCSR_GUTS_PMUXCR_SSI1_MASK	0x0000C000	/* Bitmask for SSI1 */
#define CCSR_GUTS_PMUXCR_SSI1_LA	0x00000000	/* Latched address */
#define CCSR_GUTS_PMUXCR_SSI1_HI	0x00004000	/* High impedance */
#define CCSR_GUTS_PMUXCR_SSI1_SSI	0x00008000	/* Used for SSI1 */
#define CCSR_GUTS_PMUXCR_SSI2_MASK	0x00003000	/* Bitmask for SSI2 */
#define CCSR_GUTS_PMUXCR_SSI2_LA	0x00000000	/* Latched address */
#define CCSR_GUTS_PMUXCR_SSI2_HI	0x00001000	/* High impedance */
#define CCSR_GUTS_PMUXCR_SSI2_SSI	0x00002000	/* Used for SSI2 */
#define CCSR_GUTS_PMUXCR_LA_22_25_LA	0x00000000	/* Latched Address */
#define CCSR_GUTS_PMUXCR_LA_22_25_HI	0x00000400	/* High impedance */
#define CCSR_GUTS_PMUXCR_DBGDRV		0x00000200	/* Signals not driven */
#define CCSR_GUTS_PMUXCR_DMA2_0		0x00000008
#define CCSR_GUTS_PMUXCR_DMA2_3		0x00000004
#define CCSR_GUTS_PMUXCR_DMA1_0		0x00000002
#define CCSR_GUTS_PMUXCR_DMA1_3		0x00000001

/*
 * Set the DMA external control bits in the GUTS
 *
 * The DMA external control bits in the PMUXCR are only meaningful for
 * channels 0 and 3.  Any other channels are ignored.
 *
 * guts: Pointer to GUTS structure
 * co: The DMA controller (0 or 1)
 * ch: The channel on the DMA controller (0, 1, 2, or 3)
 * value: the new value for the bit (0 or 1)
 */
static inline void guts_set_pmuxcr_dma(struct ccsr_guts __iomem *guts,
	unsigned int co, unsigned int ch, unsigned int value)
{
	if ((ch == 0) || (ch == 3)) {
		unsigned int shift = 2 * (co + 1) - (ch & 1) - 1;

		clrsetbits_be32(&guts->pmuxcr, 1 << shift, value << shift);
	}
}

#define CCSR_GUTS_CLKDVDR_PXCKEN	0x80000000
#define CCSR_GUTS_CLKDVDR_SSICKEN	0x20000000
#define CCSR_GUTS_CLKDVDR_PXCKINV	0x10000000
#define CCSR_GUTS_CLKDVDR_PXCKDLY_SHIFT 25
#define CCSR_GUTS_CLKDVDR_PXCKDLY_MASK	0x06000000
#define CCSR_GUTS_CLKDVDR_PXCKDLY(x) \
	(((x) & 3) << CCSR_GUTS_CLKDVDR_PXCKDLY_SHIFT)
#define CCSR_GUTS_CLKDVDR_PXCLK_SHIFT	16
#define CCSR_GUTS_CLKDVDR_PXCLK_MASK	0x001F0000
#define CCSR_GUTS_CLKDVDR_PXCLK(x) (((x) & 31) << CCSR_GUTS_CLKDVDR_PXCLK_SHIFT)
#define CCSR_GUTS_CLKDVDR_SSICLK_MASK	0x000000FF
#define CCSR_GUTS_CLKDVDR_SSICLK(x) ((x) & CCSR_GUTS_CLKDVDR_SSICLK_MASK)

#endif

struct ccsr_rcpm_v1 {
	u8	res0000[4];
	__be32	cdozsr;	    /* 0x0004 Core Doze Status Register */
	u8	res0008[4];
	__be32	cdozcr;	    /* 0x000c Core Doze Control Register */
	u8	res0010[4];
	__be32	cnapsr;	    /* 0x0014 Core Nap Status Register */
	u8	res0018[4];
	__be32	cnapcr;	    /* 0x001c Core Nap Control Register */
	u8	res0020[4];
	__be32	cdozpsr;    /* 0x0024 Core Doze Previous Status Register */
	u8	res0028[4];
	__be32	cnappsr;    /* 0x002c Core Nap Previous Status Register */
	u8	res0030[4];
	__be32	cwaitsr;    /* 0x0034 Core Wait Status Register */
	u8	res0038[4];
	__be32	cwdtdsr;    /* 0x003c Core Watchdog Detect Status Register */
	__be32	powmgtcsr;  /* 0x0040 PM Control&Status Register */
#define RCPM_POWMGTCSR_SLP	0x00020000
	u8	res0044[12];
	__be32	ippdexpcr;  /* 0x0050 IP Powerdown Exception Control Register */
	u8	res0054[16];
	__be32	cpmimr;	    /* 0x0064 Core PM IRQ Mask Register */
	u8	res0068[4];
	__be32	cpmcimr;    /* 0x006c Core PM Critical IRQ Mask Register */
	u8	res0070[4];
	__be32	cpmmcmr;    /* 0x0074 Core PM Machine Check Mask Register */
	u8	res0078[4];
	__be32	cpmnmimr;   /* 0x007c Core PM NMI Mask Register */
	u8	res0080[4];
	__be32	ctbenr;	    /* 0x0084 Core Time Base Enable Register */
	u8	res0088[4];
	__be32	ctbckselr;  /* 0x008c Core Time Base Clock Select Register */
	u8	res0090[4];
	__be32	ctbhltcr;   /* 0x0094 Core Time Base Halt Control Register */
	u8	res0098[4];
	__be32	cmcpmaskcr; /* 0x00a4 Core Machine Check Mask Register */
};

struct ccsr_rcpm_v2 {
	u8	res_00[12];
	__be32	tph10sr0;	/* Thread PH10 Status Register */
	u8	res_10[12];
	__be32	tph10setr0;	/* Thread PH10 Set Control Register */
	u8	res_20[12];
	__be32	tph10clrr0;	/* Thread PH10 Clear Control Register */
	u8	res_30[12];
	__be32	tph10psr0;	/* Thread PH10 Previous Status Register */
	u8	res_40[12];
	__be32	twaitsr0;	/* Thread Wait Status Register */
	u8	res_50[96];
	__be32	pcph15sr;	/* Physical Core PH15 Status Register */
	__be32	pcph15setr;	/* Physical Core PH15 Set Control Register */
	__be32	pcph15clrr;	/* Physical Core PH15 Clear Control Register */
	__be32	pcph15psr;	/* Physical Core PH15 Prev Status Register */
	u8	res_c0[16];
	__be32	pcph20sr;	/* Physical Core PH20 Status Register */
	__be32	pcph20setr;	/* Physical Core PH20 Set Control Register */
	__be32	pcph20clrr;	/* Physical Core PH20 Clear Control Register */
	__be32	pcph20psr;	/* Physical Core PH20 Prev Status Register */
	__be32	pcpw20sr;	/* Physical Core PW20 Status Register */
	u8	res_e0[12];
	__be32	pcph30sr;	/* Physical Core PH30 Status Register */
	__be32	pcph30setr;	/* Physical Core PH30 Set Control Register */
	__be32	pcph30clrr;	/* Physical Core PH30 Clear Control Register */
	__be32	pcph30psr;	/* Physical Core PH30 Prev Status Register */
	u8	res_100[32];
	__be32	ippwrgatecr;	/* IP Power Gating Control Register */
	u8	res_124[12];
	__be32	powmgtcsr;	/* Power Management Control & Status Reg */
#define RCPM_POWMGTCSR_LPM20_RQ		0x00100000
#define RCPM_POWMGTCSR_LPM20_ST		0x00000200
#define RCPM_POWMGTCSR_P_LPM20_ST	0x00000100
	u8	res_134[12];
	__be32	ippdexpcr[4];	/* IP Powerdown Exception Control Reg */
	u8	res_150[12];
	__be32	tpmimr0;	/* Thread PM Interrupt Mask Reg */
	u8	res_160[12];
	__be32	tpmcimr0;	/* Thread PM Crit Interrupt Mask Reg */
	u8	res_170[12];
	__be32	tpmmcmr0;	/* Thread PM Machine Check Interrupt Mask Reg */
	u8	res_180[12];
	__be32	tpmnmimr0;	/* Thread PM NMI Mask Reg */
	u8	res_190[12];
	__be32	tmcpmaskcr0;	/* Thread Machine Check Mask Control Reg */
	__be32	pctbenr;	/* Physical Core Time Base Enable Reg */
	__be32	pctbclkselr;	/* Physical Core Time Base Clock Select */
	__be32	tbclkdivr;	/* Time Base Clock Divider Register */
	u8	res_1ac[4];
	__be32	ttbhltcr[4];	/* Thread Time Base Halt Control Register */
	__be32	clpcl10sr;	/* Cluster PCL10 Status Register */
	__be32	clpcl10setr;	/* Cluster PCL30 Set Control Register */
	__be32	clpcl10clrr;	/* Cluster PCL30 Clear Control Register */
	__be32	clpcl10psr;	/* Cluster PCL30 Prev Status Register */
	__be32	cddslpsetr;	/* Core Domain Deep Sleep Set Register */
	__be32	cddslpclrr;	/* Core Domain Deep Sleep Clear Register */
	__be32	cdpwroksetr;	/* Core Domain Power OK Set Register */
	__be32	cdpwrokclrr;	/* Core Domain Power OK Clear Register */
	__be32	cdpwrensr;	/* Core Domain Power Enable Status Register */
	__be32	cddslsr;	/* Core Domain Deep Sleep Status Register */
	u8	res_1e8[8];
	__be32	dslpcntcr[8];	/* Deep Sleep Counter Cfg Register */
	u8	res_300[3568];
};

#endif