xref: /openbmc/linux/include/linux/ssb/ssb_driver_chipcommon.h (revision 75bf465f0bc33e9b776a46d6a1b9b990f5fb7c37)
1  /* SPDX-License-Identifier: GPL-2.0-only */
2  #ifndef LINUX_SSB_CHIPCO_H_
3  #define LINUX_SSB_CHIPCO_H_
4  
5  /* SonicsSiliconBackplane CHIPCOMMON core hardware definitions
6   *
7   * The chipcommon core provides chip identification, SB control,
8   * jtag, 0/1/2 uarts, clock frequency control, a watchdog interrupt timer,
9   * gpio interface, extbus, and support for serial and parallel flashes.
10   *
11   * Copyright 2005, Broadcom Corporation
12   * Copyright 2006, Michael Buesch <m@bues.ch>
13   */
14  
15  /** ChipCommon core registers. **/
16  
17  #define SSB_CHIPCO_CHIPID		0x0000
18  #define  SSB_CHIPCO_IDMASK		0x0000FFFF
19  #define  SSB_CHIPCO_REVMASK		0x000F0000
20  #define  SSB_CHIPCO_REVSHIFT		16
21  #define  SSB_CHIPCO_PACKMASK		0x00F00000
22  #define  SSB_CHIPCO_PACKSHIFT		20
23  #define  SSB_CHIPCO_NRCORESMASK		0x0F000000
24  #define  SSB_CHIPCO_NRCORESSHIFT	24
25  #define SSB_CHIPCO_CAP	 		0x0004		/* Capabilities */
26  #define  SSB_CHIPCO_CAP_NRUART		0x00000003	/* # of UARTs */
27  #define  SSB_CHIPCO_CAP_MIPSEB		0x00000004	/* MIPS in BigEndian Mode */
28  #define  SSB_CHIPCO_CAP_UARTCLK		0x00000018	/* UART clock select */
29  #define   SSB_CHIPCO_CAP_UARTCLK_INT	0x00000008	/* UARTs are driven by internal divided clock */
30  #define  SSB_CHIPCO_CAP_UARTGPIO	0x00000020	/* UARTs on GPIO 15-12 */
31  #define  SSB_CHIPCO_CAP_EXTBUS		0x000000C0	/* External buses present */
32  #define  SSB_CHIPCO_CAP_FLASHT		0x00000700	/* Flash Type */
33  #define   SSB_CHIPCO_FLASHT_NONE	0x00000000	/* No flash */
34  #define   SSB_CHIPCO_FLASHT_STSER	0x00000100	/* ST serial flash */
35  #define   SSB_CHIPCO_FLASHT_ATSER	0x00000200	/* Atmel serial flash */
36  #define	  SSB_CHIPCO_FLASHT_PARA	0x00000700	/* Parallel flash */
37  #define  SSB_CHIPCO_CAP_PLLT		0x00038000	/* PLL Type */
38  #define   SSB_PLLTYPE_NONE		0x00000000
39  #define   SSB_PLLTYPE_1			0x00010000	/* 48Mhz base, 3 dividers */
40  #define   SSB_PLLTYPE_2			0x00020000	/* 48Mhz, 4 dividers */
41  #define   SSB_PLLTYPE_3			0x00030000	/* 25Mhz, 2 dividers */
42  #define   SSB_PLLTYPE_4			0x00008000	/* 48Mhz, 4 dividers */
43  #define   SSB_PLLTYPE_5			0x00018000	/* 25Mhz, 4 dividers */
44  #define   SSB_PLLTYPE_6			0x00028000	/* 100/200 or 120/240 only */
45  #define   SSB_PLLTYPE_7			0x00038000	/* 25Mhz, 4 dividers */
46  #define  SSB_CHIPCO_CAP_PCTL		0x00040000	/* Power Control */
47  #define  SSB_CHIPCO_CAP_OTPS		0x00380000	/* OTP size */
48  #define  SSB_CHIPCO_CAP_OTPS_SHIFT	19
49  #define  SSB_CHIPCO_CAP_OTPS_BASE	5
50  #define  SSB_CHIPCO_CAP_JTAGM		0x00400000	/* JTAG master present */
51  #define  SSB_CHIPCO_CAP_BROM		0x00800000	/* Internal boot ROM active */
52  #define  SSB_CHIPCO_CAP_64BIT		0x08000000	/* 64-bit Backplane */
53  #define  SSB_CHIPCO_CAP_PMU		0x10000000	/* PMU available (rev >= 20) */
54  #define  SSB_CHIPCO_CAP_ECI		0x20000000	/* ECI available (rev >= 20) */
55  #define  SSB_CHIPCO_CAP_SPROM		0x40000000	/* SPROM present */
56  #define SSB_CHIPCO_CORECTL		0x0008
57  #define  SSB_CHIPCO_CORECTL_UARTCLK0	0x00000001	/* Drive UART with internal clock */
58  #define	 SSB_CHIPCO_CORECTL_SE		0x00000002	/* sync clk out enable (corerev >= 3) */
59  #define  SSB_CHIPCO_CORECTL_UARTCLKEN	0x00000008	/* UART clock enable (rev >= 21) */
60  #define SSB_CHIPCO_BIST			0x000C
61  #define SSB_CHIPCO_OTPS			0x0010		/* OTP status */
62  #define	 SSB_CHIPCO_OTPS_PROGFAIL	0x80000000
63  #define	 SSB_CHIPCO_OTPS_PROTECT	0x00000007
64  #define	 SSB_CHIPCO_OTPS_HW_PROTECT	0x00000001
65  #define	 SSB_CHIPCO_OTPS_SW_PROTECT	0x00000002
66  #define	 SSB_CHIPCO_OTPS_CID_PROTECT	0x00000004
67  #define SSB_CHIPCO_OTPC			0x0014		/* OTP control */
68  #define	 SSB_CHIPCO_OTPC_RECWAIT	0xFF000000
69  #define	 SSB_CHIPCO_OTPC_PROGWAIT	0x00FFFF00
70  #define	 SSB_CHIPCO_OTPC_PRW_SHIFT	8
71  #define	 SSB_CHIPCO_OTPC_MAXFAIL	0x00000038
72  #define	 SSB_CHIPCO_OTPC_VSEL		0x00000006
73  #define	 SSB_CHIPCO_OTPC_SELVL		0x00000001
74  #define SSB_CHIPCO_OTPP			0x0018		/* OTP prog */
75  #define	 SSB_CHIPCO_OTPP_COL		0x000000FF
76  #define	 SSB_CHIPCO_OTPP_ROW		0x0000FF00
77  #define	 SSB_CHIPCO_OTPP_ROW_SHIFT	8
78  #define	 SSB_CHIPCO_OTPP_READERR	0x10000000
79  #define	 SSB_CHIPCO_OTPP_VALUE		0x20000000
80  #define	 SSB_CHIPCO_OTPP_READ		0x40000000
81  #define	 SSB_CHIPCO_OTPP_START		0x80000000
82  #define	 SSB_CHIPCO_OTPP_BUSY		0x80000000
83  #define SSB_CHIPCO_IRQSTAT		0x0020
84  #define SSB_CHIPCO_IRQMASK		0x0024
85  #define	 SSB_CHIPCO_IRQ_GPIO		0x00000001	/* gpio intr */
86  #define	 SSB_CHIPCO_IRQ_EXT		0x00000002	/* ro: ext intr pin (corerev >= 3) */
87  #define	 SSB_CHIPCO_IRQ_WDRESET		0x80000000	/* watchdog reset occurred */
88  #define SSB_CHIPCO_CHIPCTL		0x0028		/* Rev >= 11 only */
89  #define SSB_CHIPCO_CHIPSTAT		0x002C		/* Rev >= 11 only */
90  #define SSB_CHIPCO_JCMD			0x0030		/* Rev >= 10 only */
91  #define  SSB_CHIPCO_JCMD_START		0x80000000
92  #define  SSB_CHIPCO_JCMD_BUSY		0x80000000
93  #define  SSB_CHIPCO_JCMD_PAUSE		0x40000000
94  #define  SSB_CHIPCO_JCMD0_ACC_MASK	0x0000F000
95  #define  SSB_CHIPCO_JCMD0_ACC_IRDR	0x00000000
96  #define  SSB_CHIPCO_JCMD0_ACC_DR	0x00001000
97  #define  SSB_CHIPCO_JCMD0_ACC_IR	0x00002000
98  #define  SSB_CHIPCO_JCMD0_ACC_RESET	0x00003000
99  #define  SSB_CHIPCO_JCMD0_ACC_IRPDR	0x00004000
100  #define  SSB_CHIPCO_JCMD0_ACC_PDR	0x00005000
101  #define  SSB_CHIPCO_JCMD0_IRW_MASK	0x00000F00
102  #define  SSB_CHIPCO_JCMD_ACC_MASK	0x000F0000	/* Changes for corerev 11 */
103  #define  SSB_CHIPCO_JCMD_ACC_IRDR	0x00000000
104  #define  SSB_CHIPCO_JCMD_ACC_DR		0x00010000
105  #define  SSB_CHIPCO_JCMD_ACC_IR		0x00020000
106  #define  SSB_CHIPCO_JCMD_ACC_RESET	0x00030000
107  #define  SSB_CHIPCO_JCMD_ACC_IRPDR	0x00040000
108  #define  SSB_CHIPCO_JCMD_ACC_PDR	0x00050000
109  #define  SSB_CHIPCO_JCMD_IRW_MASK	0x00001F00
110  #define  SSB_CHIPCO_JCMD_IRW_SHIFT	8
111  #define  SSB_CHIPCO_JCMD_DRW_MASK	0x0000003F
112  #define SSB_CHIPCO_JIR			0x0034		/* Rev >= 10 only */
113  #define SSB_CHIPCO_JDR			0x0038		/* Rev >= 10 only */
114  #define SSB_CHIPCO_JCTL			0x003C		/* Rev >= 10 only */
115  #define  SSB_CHIPCO_JCTL_FORCE_CLK	4		/* Force clock */
116  #define  SSB_CHIPCO_JCTL_EXT_EN		2		/* Enable external targets */
117  #define  SSB_CHIPCO_JCTL_EN		1		/* Enable Jtag master */
118  #define SSB_CHIPCO_FLASHCTL		0x0040
119  #define  SSB_CHIPCO_FLASHCTL_START	0x80000000
120  #define  SSB_CHIPCO_FLASHCTL_BUSY	SSB_CHIPCO_FLASHCTL_START
121  #define SSB_CHIPCO_FLASHADDR		0x0044
122  #define SSB_CHIPCO_FLASHDATA		0x0048
123  #define SSB_CHIPCO_BCAST_ADDR		0x0050
124  #define SSB_CHIPCO_BCAST_DATA		0x0054
125  #define SSB_CHIPCO_GPIOPULLUP		0x0058		/* Rev >= 20 only */
126  #define SSB_CHIPCO_GPIOPULLDOWN		0x005C		/* Rev >= 20 only */
127  #define SSB_CHIPCO_GPIOIN		0x0060
128  #define SSB_CHIPCO_GPIOOUT		0x0064
129  #define SSB_CHIPCO_GPIOOUTEN		0x0068
130  #define SSB_CHIPCO_GPIOCTL		0x006C
131  #define SSB_CHIPCO_GPIOPOL		0x0070
132  #define SSB_CHIPCO_GPIOIRQ		0x0074
133  #define SSB_CHIPCO_WATCHDOG		0x0080
134  #define SSB_CHIPCO_GPIOTIMER		0x0088		/* LED powersave (corerev >= 16) */
135  #define  SSB_CHIPCO_GPIOTIMER_OFFTIME	0x0000FFFF
136  #define  SSB_CHIPCO_GPIOTIMER_OFFTIME_SHIFT	0
137  #define  SSB_CHIPCO_GPIOTIMER_ONTIME	0xFFFF0000
138  #define  SSB_CHIPCO_GPIOTIMER_ONTIME_SHIFT	16
139  #define SSB_CHIPCO_GPIOTOUTM		0x008C		/* LED powersave (corerev >= 16) */
140  #define SSB_CHIPCO_CLOCK_N		0x0090
141  #define SSB_CHIPCO_CLOCK_SB		0x0094
142  #define SSB_CHIPCO_CLOCK_PCI		0x0098
143  #define SSB_CHIPCO_CLOCK_M2		0x009C
144  #define SSB_CHIPCO_CLOCK_MIPS		0x00A0
145  #define SSB_CHIPCO_CLKDIV		0x00A4		/* Rev >= 3 only */
146  #define	 SSB_CHIPCO_CLKDIV_SFLASH	0x0F000000
147  #define	 SSB_CHIPCO_CLKDIV_SFLASH_SHIFT	24
148  #define	 SSB_CHIPCO_CLKDIV_OTP		0x000F0000
149  #define	 SSB_CHIPCO_CLKDIV_OTP_SHIFT	16
150  #define	 SSB_CHIPCO_CLKDIV_JTAG		0x00000F00
151  #define	 SSB_CHIPCO_CLKDIV_JTAG_SHIFT	8
152  #define	 SSB_CHIPCO_CLKDIV_UART		0x000000FF
153  #define SSB_CHIPCO_PLLONDELAY		0x00B0		/* Rev >= 4 only */
154  #define SSB_CHIPCO_FREFSELDELAY		0x00B4		/* Rev >= 4 only */
155  #define SSB_CHIPCO_SLOWCLKCTL		0x00B8		/* 6 <= Rev <= 9 only */
156  #define  SSB_CHIPCO_SLOWCLKCTL_SRC	0x00000007	/* slow clock source mask */
157  #define	  SSB_CHIPCO_SLOWCLKCTL_SRC_LPO		0x00000000	/* source of slow clock is LPO */
158  #define   SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL	0x00000001	/* source of slow clock is crystal */
159  #define	  SSB_CHIPCO_SLOECLKCTL_SRC_PCI		0x00000002	/* source of slow clock is PCI */
160  #define  SSB_CHIPCO_SLOWCLKCTL_LPOFREQ	0x00000200	/* LPOFreqSel, 1: 160Khz, 0: 32KHz */
161  #define  SSB_CHIPCO_SLOWCLKCTL_LPOPD	0x00000400	/* LPOPowerDown, 1: LPO is disabled, 0: LPO is enabled */
162  #define  SSB_CHIPCO_SLOWCLKCTL_FSLOW	0x00000800	/* ForceSlowClk, 1: sb/cores running on slow clock, 0: power logic control */
163  #define  SSB_CHIPCO_SLOWCLKCTL_IPLL	0x00001000	/* IgnorePllOffReq, 1/0: power logic ignores/honors PLL clock disable requests from core */
164  #define  SSB_CHIPCO_SLOWCLKCTL_ENXTAL	0x00002000	/* XtalControlEn, 1/0: power logic does/doesn't disable crystal when appropriate */
165  #define  SSB_CHIPCO_SLOWCLKCTL_XTALPU	0x00004000	/* XtalPU (RO), 1/0: crystal running/disabled */
166  #define  SSB_CHIPCO_SLOWCLKCTL_CLKDIV	0xFFFF0000	/* ClockDivider (SlowClk = 1/(4+divisor)) */
167  #define  SSB_CHIPCO_SLOWCLKCTL_CLKDIV_SHIFT	16
168  #define SSB_CHIPCO_SYSCLKCTL		0x00C0		/* Rev >= 3 only */
169  #define	 SSB_CHIPCO_SYSCLKCTL_IDLPEN	0x00000001	/* ILPen: Enable Idle Low Power */
170  #define	 SSB_CHIPCO_SYSCLKCTL_ALPEN	0x00000002	/* ALPen: Enable Active Low Power */
171  #define	 SSB_CHIPCO_SYSCLKCTL_PLLEN	0x00000004	/* ForcePLLOn */
172  #define	 SSB_CHIPCO_SYSCLKCTL_FORCEALP	0x00000008	/* Force ALP (or HT if ALPen is not set */
173  #define	 SSB_CHIPCO_SYSCLKCTL_FORCEHT	0x00000010	/* Force HT */
174  #define  SSB_CHIPCO_SYSCLKCTL_CLKDIV	0xFFFF0000	/* ClkDiv  (ILP = 1/(4+divisor)) */
175  #define  SSB_CHIPCO_SYSCLKCTL_CLKDIV_SHIFT	16
176  #define SSB_CHIPCO_CLKSTSTR		0x00C4		/* Rev >= 3 only */
177  #define SSB_CHIPCO_PCMCIA_CFG		0x0100
178  #define SSB_CHIPCO_PCMCIA_MEMWAIT	0x0104
179  #define SSB_CHIPCO_PCMCIA_ATTRWAIT	0x0108
180  #define SSB_CHIPCO_PCMCIA_IOWAIT	0x010C
181  #define SSB_CHIPCO_IDE_CFG		0x0110
182  #define SSB_CHIPCO_IDE_MEMWAIT		0x0114
183  #define SSB_CHIPCO_IDE_ATTRWAIT		0x0118
184  #define SSB_CHIPCO_IDE_IOWAIT		0x011C
185  #define SSB_CHIPCO_PROG_CFG		0x0120
186  #define SSB_CHIPCO_PROG_WAITCNT		0x0124
187  #define SSB_CHIPCO_FLASH_CFG		0x0128
188  #define SSB_CHIPCO_FLASH_WAITCNT	0x012C
189  #define SSB_CHIPCO_CLKCTLST		0x01E0 /* Clock control and status (rev >= 20) */
190  #define  SSB_CHIPCO_CLKCTLST_FORCEALP	0x00000001 /* Force ALP request */
191  #define  SSB_CHIPCO_CLKCTLST_FORCEHT	0x00000002 /* Force HT request */
192  #define  SSB_CHIPCO_CLKCTLST_FORCEILP	0x00000004 /* Force ILP request */
193  #define  SSB_CHIPCO_CLKCTLST_HAVEALPREQ	0x00000008 /* ALP available request */
194  #define  SSB_CHIPCO_CLKCTLST_HAVEHTREQ	0x00000010 /* HT available request */
195  #define  SSB_CHIPCO_CLKCTLST_HWCROFF	0x00000020 /* Force HW clock request off */
196  #define  SSB_CHIPCO_CLKCTLST_HAVEALP	0x00010000 /* ALP available */
197  #define  SSB_CHIPCO_CLKCTLST_HAVEHT	0x00020000 /* HT available */
198  #define  SSB_CHIPCO_CLKCTLST_4328A0_HAVEHT	0x00010000 /* 4328a0 has reversed bits */
199  #define  SSB_CHIPCO_CLKCTLST_4328A0_HAVEALP	0x00020000 /* 4328a0 has reversed bits */
200  #define SSB_CHIPCO_HW_WORKAROUND	0x01E4 /* Hardware workaround (rev >= 20) */
201  #define SSB_CHIPCO_UART0_DATA		0x0300
202  #define SSB_CHIPCO_UART0_IMR		0x0304
203  #define SSB_CHIPCO_UART0_FCR		0x0308
204  #define SSB_CHIPCO_UART0_LCR		0x030C
205  #define SSB_CHIPCO_UART0_MCR		0x0310
206  #define SSB_CHIPCO_UART0_LSR		0x0314
207  #define SSB_CHIPCO_UART0_MSR		0x0318
208  #define SSB_CHIPCO_UART0_SCRATCH	0x031C
209  #define SSB_CHIPCO_UART1_DATA		0x0400
210  #define SSB_CHIPCO_UART1_IMR		0x0404
211  #define SSB_CHIPCO_UART1_FCR		0x0408
212  #define SSB_CHIPCO_UART1_LCR		0x040C
213  #define SSB_CHIPCO_UART1_MCR		0x0410
214  #define SSB_CHIPCO_UART1_LSR		0x0414
215  #define SSB_CHIPCO_UART1_MSR		0x0418
216  #define SSB_CHIPCO_UART1_SCRATCH	0x041C
217  /* PMU registers (rev >= 20) */
218  #define SSB_CHIPCO_PMU_CTL			0x0600 /* PMU control */
219  #define  SSB_CHIPCO_PMU_CTL_ILP_DIV		0xFFFF0000 /* ILP div mask */
220  #define  SSB_CHIPCO_PMU_CTL_ILP_DIV_SHIFT	16
221  #define  SSB_CHIPCO_PMU_CTL_PLL_UPD		0x00000400
222  #define  SSB_CHIPCO_PMU_CTL_NOILPONW		0x00000200 /* No ILP on wait */
223  #define  SSB_CHIPCO_PMU_CTL_HTREQEN		0x00000100 /* HT req enable */
224  #define  SSB_CHIPCO_PMU_CTL_ALPREQEN		0x00000080 /* ALP req enable */
225  #define  SSB_CHIPCO_PMU_CTL_XTALFREQ		0x0000007C /* Crystal freq */
226  #define  SSB_CHIPCO_PMU_CTL_XTALFREQ_SHIFT	2
227  #define  SSB_CHIPCO_PMU_CTL_ILPDIVEN		0x00000002 /* ILP div enable */
228  #define  SSB_CHIPCO_PMU_CTL_LPOSEL		0x00000001 /* LPO sel */
229  #define SSB_CHIPCO_PMU_CAP			0x0604 /* PMU capabilities */
230  #define  SSB_CHIPCO_PMU_CAP_REVISION		0x000000FF /* Revision mask */
231  #define SSB_CHIPCO_PMU_STAT			0x0608 /* PMU status */
232  #define  SSB_CHIPCO_PMU_STAT_INTPEND		0x00000040 /* Interrupt pending */
233  #define  SSB_CHIPCO_PMU_STAT_SBCLKST		0x00000030 /* Backplane clock status? */
234  #define  SSB_CHIPCO_PMU_STAT_HAVEALP		0x00000008 /* ALP available */
235  #define  SSB_CHIPCO_PMU_STAT_HAVEHT		0x00000004 /* HT available */
236  #define  SSB_CHIPCO_PMU_STAT_RESINIT		0x00000003 /* Res init */
237  #define SSB_CHIPCO_PMU_RES_STAT			0x060C /* PMU res status */
238  #define SSB_CHIPCO_PMU_RES_PEND			0x0610 /* PMU res pending */
239  #define SSB_CHIPCO_PMU_TIMER			0x0614 /* PMU timer */
240  #define SSB_CHIPCO_PMU_MINRES_MSK		0x0618 /* PMU min res mask */
241  #define SSB_CHIPCO_PMU_MAXRES_MSK		0x061C /* PMU max res mask */
242  #define SSB_CHIPCO_PMU_RES_TABSEL		0x0620 /* PMU res table sel */
243  #define SSB_CHIPCO_PMU_RES_DEPMSK		0x0624 /* PMU res dep mask */
244  #define SSB_CHIPCO_PMU_RES_UPDNTM		0x0628 /* PMU res updown timer */
245  #define SSB_CHIPCO_PMU_RES_TIMER		0x062C /* PMU res timer */
246  #define SSB_CHIPCO_PMU_CLKSTRETCH		0x0630 /* PMU clockstretch */
247  #define SSB_CHIPCO_PMU_WATCHDOG			0x0634 /* PMU watchdog */
248  #define SSB_CHIPCO_PMU_RES_REQTS		0x0640 /* PMU res req timer sel */
249  #define SSB_CHIPCO_PMU_RES_REQT			0x0644 /* PMU res req timer */
250  #define SSB_CHIPCO_PMU_RES_REQM			0x0648 /* PMU res req mask */
251  #define SSB_CHIPCO_CHIPCTL_ADDR			0x0650
252  #define SSB_CHIPCO_CHIPCTL_DATA			0x0654
253  #define SSB_CHIPCO_REGCTL_ADDR			0x0658
254  #define SSB_CHIPCO_REGCTL_DATA			0x065C
255  #define SSB_CHIPCO_PLLCTL_ADDR			0x0660
256  #define SSB_CHIPCO_PLLCTL_DATA			0x0664
257  
258  
259  
260  /** PMU PLL registers */
261  
262  /* PMU rev 0 PLL registers */
263  #define SSB_PMU0_PLLCTL0			0
264  #define  SSB_PMU0_PLLCTL0_PDIV_MSK		0x00000001
265  #define  SSB_PMU0_PLLCTL0_PDIV_FREQ		25000 /* kHz */
266  #define SSB_PMU0_PLLCTL1			1
267  #define  SSB_PMU0_PLLCTL1_WILD_IMSK		0xF0000000 /* Wild int mask (low nibble) */
268  #define  SSB_PMU0_PLLCTL1_WILD_IMSK_SHIFT	28
269  #define  SSB_PMU0_PLLCTL1_WILD_FMSK		0x0FFFFF00 /* Wild frac mask */
270  #define  SSB_PMU0_PLLCTL1_WILD_FMSK_SHIFT	8
271  #define  SSB_PMU0_PLLCTL1_STOPMOD		0x00000040 /* Stop mod */
272  #define SSB_PMU0_PLLCTL2			2
273  #define  SSB_PMU0_PLLCTL2_WILD_IMSKHI		0x0000000F /* Wild int mask (high nibble) */
274  #define  SSB_PMU0_PLLCTL2_WILD_IMSKHI_SHIFT	0
275  
276  /* PMU rev 1 PLL registers */
277  #define SSB_PMU1_PLLCTL0			0
278  #define  SSB_PMU1_PLLCTL0_P1DIV			0x00F00000 /* P1 div */
279  #define  SSB_PMU1_PLLCTL0_P1DIV_SHIFT		20
280  #define  SSB_PMU1_PLLCTL0_P2DIV			0x0F000000 /* P2 div */
281  #define  SSB_PMU1_PLLCTL0_P2DIV_SHIFT		24
282  #define SSB_PMU1_PLLCTL1			1
283  #define  SSB_PMU1_PLLCTL1_M1DIV			0x000000FF /* M1 div */
284  #define  SSB_PMU1_PLLCTL1_M1DIV_SHIFT		0
285  #define  SSB_PMU1_PLLCTL1_M2DIV			0x0000FF00 /* M2 div */
286  #define  SSB_PMU1_PLLCTL1_M2DIV_SHIFT		8
287  #define  SSB_PMU1_PLLCTL1_M3DIV			0x00FF0000 /* M3 div */
288  #define  SSB_PMU1_PLLCTL1_M3DIV_SHIFT		16
289  #define  SSB_PMU1_PLLCTL1_M4DIV			0xFF000000 /* M4 div */
290  #define  SSB_PMU1_PLLCTL1_M4DIV_SHIFT		24
291  #define SSB_PMU1_PLLCTL2			2
292  #define  SSB_PMU1_PLLCTL2_M5DIV			0x000000FF /* M5 div */
293  #define  SSB_PMU1_PLLCTL2_M5DIV_SHIFT		0
294  #define  SSB_PMU1_PLLCTL2_M6DIV			0x0000FF00 /* M6 div */
295  #define  SSB_PMU1_PLLCTL2_M6DIV_SHIFT		8
296  #define  SSB_PMU1_PLLCTL2_NDIVMODE		0x000E0000 /* NDIV mode */
297  #define  SSB_PMU1_PLLCTL2_NDIVMODE_SHIFT	17
298  #define  SSB_PMU1_PLLCTL2_NDIVINT		0x1FF00000 /* NDIV int */
299  #define  SSB_PMU1_PLLCTL2_NDIVINT_SHIFT		20
300  #define SSB_PMU1_PLLCTL3			3
301  #define  SSB_PMU1_PLLCTL3_NDIVFRAC		0x00FFFFFF /* NDIV frac */
302  #define  SSB_PMU1_PLLCTL3_NDIVFRAC_SHIFT	0
303  #define SSB_PMU1_PLLCTL4			4
304  #define SSB_PMU1_PLLCTL5			5
305  #define  SSB_PMU1_PLLCTL5_CLKDRV		0xFFFFFF00 /* clk drv */
306  #define  SSB_PMU1_PLLCTL5_CLKDRV_SHIFT		8
307  
308  /* BCM4312 PLL resource numbers. */
309  #define SSB_PMURES_4312_SWITCHER_BURST		0
310  #define SSB_PMURES_4312_SWITCHER_PWM    	1
311  #define SSB_PMURES_4312_PA_REF_LDO		2
312  #define SSB_PMURES_4312_CORE_LDO_BURST		3
313  #define SSB_PMURES_4312_CORE_LDO_PWM		4
314  #define SSB_PMURES_4312_RADIO_LDO		5
315  #define SSB_PMURES_4312_ILP_REQUEST		6
316  #define SSB_PMURES_4312_BG_FILTBYP		7
317  #define SSB_PMURES_4312_TX_FILTBYP		8
318  #define SSB_PMURES_4312_RX_FILTBYP		9
319  #define SSB_PMURES_4312_XTAL_PU			10
320  #define SSB_PMURES_4312_ALP_AVAIL		11
321  #define SSB_PMURES_4312_BB_PLL_FILTBYP		12
322  #define SSB_PMURES_4312_RF_PLL_FILTBYP		13
323  #define SSB_PMURES_4312_HT_AVAIL		14
324  
325  /* BCM4325 PLL resource numbers. */
326  #define SSB_PMURES_4325_BUCK_BOOST_BURST	0
327  #define SSB_PMURES_4325_CBUCK_BURST		1
328  #define SSB_PMURES_4325_CBUCK_PWM		2
329  #define SSB_PMURES_4325_CLDO_CBUCK_BURST	3
330  #define SSB_PMURES_4325_CLDO_CBUCK_PWM		4
331  #define SSB_PMURES_4325_BUCK_BOOST_PWM		5
332  #define SSB_PMURES_4325_ILP_REQUEST		6
333  #define SSB_PMURES_4325_ABUCK_BURST		7
334  #define SSB_PMURES_4325_ABUCK_PWM		8
335  #define SSB_PMURES_4325_LNLDO1_PU		9
336  #define SSB_PMURES_4325_LNLDO2_PU		10
337  #define SSB_PMURES_4325_LNLDO3_PU		11
338  #define SSB_PMURES_4325_LNLDO4_PU		12
339  #define SSB_PMURES_4325_XTAL_PU			13
340  #define SSB_PMURES_4325_ALP_AVAIL		14
341  #define SSB_PMURES_4325_RX_PWRSW_PU		15
342  #define SSB_PMURES_4325_TX_PWRSW_PU		16
343  #define SSB_PMURES_4325_RFPLL_PWRSW_PU		17
344  #define SSB_PMURES_4325_LOGEN_PWRSW_PU		18
345  #define SSB_PMURES_4325_AFE_PWRSW_PU		19
346  #define SSB_PMURES_4325_BBPLL_PWRSW_PU		20
347  #define SSB_PMURES_4325_HT_AVAIL		21
348  
349  /* BCM4328 PLL resource numbers. */
350  #define SSB_PMURES_4328_EXT_SWITCHER_PWM	0
351  #define SSB_PMURES_4328_BB_SWITCHER_PWM		1
352  #define SSB_PMURES_4328_BB_SWITCHER_BURST	2
353  #define SSB_PMURES_4328_BB_EXT_SWITCHER_BURST	3
354  #define SSB_PMURES_4328_ILP_REQUEST		4
355  #define SSB_PMURES_4328_RADIO_SWITCHER_PWM	5
356  #define SSB_PMURES_4328_RADIO_SWITCHER_BURST	6
357  #define SSB_PMURES_4328_ROM_SWITCH		7
358  #define SSB_PMURES_4328_PA_REF_LDO		8
359  #define SSB_PMURES_4328_RADIO_LDO		9
360  #define SSB_PMURES_4328_AFE_LDO			10
361  #define SSB_PMURES_4328_PLL_LDO			11
362  #define SSB_PMURES_4328_BG_FILTBYP		12
363  #define SSB_PMURES_4328_TX_FILTBYP		13
364  #define SSB_PMURES_4328_RX_FILTBYP		14
365  #define SSB_PMURES_4328_XTAL_PU			15
366  #define SSB_PMURES_4328_XTAL_EN			16
367  #define SSB_PMURES_4328_BB_PLL_FILTBYP		17
368  #define SSB_PMURES_4328_RF_PLL_FILTBYP		18
369  #define SSB_PMURES_4328_BB_PLL_PU		19
370  
371  /* BCM5354 PLL resource numbers. */
372  #define SSB_PMURES_5354_EXT_SWITCHER_PWM	0
373  #define SSB_PMURES_5354_BB_SWITCHER_PWM		1
374  #define SSB_PMURES_5354_BB_SWITCHER_BURST	2
375  #define SSB_PMURES_5354_BB_EXT_SWITCHER_BURST	3
376  #define SSB_PMURES_5354_ILP_REQUEST		4
377  #define SSB_PMURES_5354_RADIO_SWITCHER_PWM	5
378  #define SSB_PMURES_5354_RADIO_SWITCHER_BURST	6
379  #define SSB_PMURES_5354_ROM_SWITCH		7
380  #define SSB_PMURES_5354_PA_REF_LDO		8
381  #define SSB_PMURES_5354_RADIO_LDO		9
382  #define SSB_PMURES_5354_AFE_LDO			10
383  #define SSB_PMURES_5354_PLL_LDO			11
384  #define SSB_PMURES_5354_BG_FILTBYP		12
385  #define SSB_PMURES_5354_TX_FILTBYP		13
386  #define SSB_PMURES_5354_RX_FILTBYP		14
387  #define SSB_PMURES_5354_XTAL_PU			15
388  #define SSB_PMURES_5354_XTAL_EN			16
389  #define SSB_PMURES_5354_BB_PLL_FILTBYP		17
390  #define SSB_PMURES_5354_RF_PLL_FILTBYP		18
391  #define SSB_PMURES_5354_BB_PLL_PU		19
392  
393  
394  
395  /** Chip specific Chip-Status register contents. */
396  #define SSB_CHIPCO_CHST_4322_SPROM_EXISTS	0x00000040 /* SPROM present */
397  #define SSB_CHIPCO_CHST_4325_SPROM_OTP_SEL	0x00000003
398  #define SSB_CHIPCO_CHST_4325_DEFCIS_SEL		0 /* OTP is powered up, use def. CIS, no SPROM */
399  #define SSB_CHIPCO_CHST_4325_SPROM_SEL		1 /* OTP is powered up, SPROM is present */
400  #define SSB_CHIPCO_CHST_4325_OTP_SEL		2 /* OTP is powered up, no SPROM */
401  #define SSB_CHIPCO_CHST_4325_OTP_PWRDN		3 /* OTP is powered down, SPROM is present */
402  #define SSB_CHIPCO_CHST_4325_SDIO_USB_MODE	0x00000004
403  #define SSB_CHIPCO_CHST_4325_SDIO_USB_MODE_SHIFT  2
404  #define SSB_CHIPCO_CHST_4325_RCAL_VALID		0x00000008
405  #define SSB_CHIPCO_CHST_4325_RCAL_VALID_SHIFT	3
406  #define SSB_CHIPCO_CHST_4325_RCAL_VALUE		0x000001F0
407  #define SSB_CHIPCO_CHST_4325_RCAL_VALUE_SHIFT	4
408  #define SSB_CHIPCO_CHST_4325_PMUTOP_2B 		0x00000200 /* 1 for 2b, 0 for to 2a */
409  
410  /** Macros to determine SPROM presence based on Chip-Status register. */
411  #define SSB_CHIPCO_CHST_4312_SPROM_PRESENT(status) \
412  	((status & SSB_CHIPCO_CHST_4325_SPROM_OTP_SEL) != \
413  		SSB_CHIPCO_CHST_4325_OTP_SEL)
414  #define SSB_CHIPCO_CHST_4322_SPROM_PRESENT(status) \
415  	(status & SSB_CHIPCO_CHST_4322_SPROM_EXISTS)
416  #define SSB_CHIPCO_CHST_4325_SPROM_PRESENT(status) \
417  	(((status & SSB_CHIPCO_CHST_4325_SPROM_OTP_SEL) != \
418  		SSB_CHIPCO_CHST_4325_DEFCIS_SEL) && \
419  	 ((status & SSB_CHIPCO_CHST_4325_SPROM_OTP_SEL) != \
420  		SSB_CHIPCO_CHST_4325_OTP_SEL))
421  
422  
423  
424  /** Clockcontrol masks and values **/
425  
426  /* SSB_CHIPCO_CLOCK_N */
427  #define	SSB_CHIPCO_CLK_N1		0x0000003F	/* n1 control */
428  #define	SSB_CHIPCO_CLK_N2		0x00003F00	/* n2 control */
429  #define	SSB_CHIPCO_CLK_N2_SHIFT		8
430  #define	SSB_CHIPCO_CLK_PLLC		0x000F0000	/* pll control */
431  #define	SSB_CHIPCO_CLK_PLLC_SHIFT	16
432  
433  /* SSB_CHIPCO_CLOCK_SB/PCI/UART */
434  #define	SSB_CHIPCO_CLK_M1		0x0000003F	/* m1 control */
435  #define	SSB_CHIPCO_CLK_M2		0x00003F00	/* m2 control */
436  #define	SSB_CHIPCO_CLK_M2_SHIFT		8
437  #define	SSB_CHIPCO_CLK_M3		0x003F0000	/* m3 control */
438  #define	SSB_CHIPCO_CLK_M3_SHIFT		16
439  #define	SSB_CHIPCO_CLK_MC		0x1F000000	/* mux control */
440  #define	SSB_CHIPCO_CLK_MC_SHIFT		24
441  
442  /* N3M Clock control magic field values */
443  #define	SSB_CHIPCO_CLK_F6_2		0x02		/* A factor of 2 in */
444  #define	SSB_CHIPCO_CLK_F6_3		0x03		/* 6-bit fields like */
445  #define	SSB_CHIPCO_CLK_F6_4		0x05		/* N1, M1 or M3 */
446  #define	SSB_CHIPCO_CLK_F6_5		0x09
447  #define	SSB_CHIPCO_CLK_F6_6		0x11
448  #define	SSB_CHIPCO_CLK_F6_7		0x21
449  
450  #define	SSB_CHIPCO_CLK_F5_BIAS		5		/* 5-bit fields get this added */
451  
452  #define	SSB_CHIPCO_CLK_MC_BYPASS	0x08
453  #define	SSB_CHIPCO_CLK_MC_M1		0x04
454  #define	SSB_CHIPCO_CLK_MC_M1M2		0x02
455  #define	SSB_CHIPCO_CLK_MC_M1M2M3	0x01
456  #define	SSB_CHIPCO_CLK_MC_M1M3		0x11
457  
458  /* Type 2 Clock control magic field values */
459  #define	SSB_CHIPCO_CLK_T2_BIAS		2		/* n1, n2, m1 & m3 bias */
460  #define	SSB_CHIPCO_CLK_T2M2_BIAS	3		/* m2 bias */
461  
462  #define	SSB_CHIPCO_CLK_T2MC_M1BYP	1
463  #define	SSB_CHIPCO_CLK_T2MC_M2BYP	2
464  #define	SSB_CHIPCO_CLK_T2MC_M3BYP	4
465  
466  /* Type 6 Clock control magic field values */
467  #define	SSB_CHIPCO_CLK_T6_MMASK		1		/* bits of interest in m */
468  #define	SSB_CHIPCO_CLK_T6_M0		120000000	/* sb clock for m = 0 */
469  #define	SSB_CHIPCO_CLK_T6_M1		100000000	/* sb clock for m = 1 */
470  #define	SSB_CHIPCO_CLK_SB2MIPS_T6(sb)	(2 * (sb))
471  
472  /* Common clock base */
473  #define	SSB_CHIPCO_CLK_BASE1		24000000	/* Half the clock freq */
474  #define SSB_CHIPCO_CLK_BASE2		12500000	/* Alternate crystal on some PLL's */
475  
476  /* Clock control values for 200Mhz in 5350 */
477  #define	SSB_CHIPCO_CLK_5350_N		0x0311
478  #define	SSB_CHIPCO_CLK_5350_M		0x04020009
479  
480  
481  /** Bits in the config registers **/
482  
483  #define	SSB_CHIPCO_CFG_EN		0x0001		/* Enable */
484  #define	SSB_CHIPCO_CFG_EXTM		0x000E		/* Extif Mode */
485  #define	 SSB_CHIPCO_CFG_EXTM_ASYNC	0x0002		/* Async/Parallel flash */
486  #define	 SSB_CHIPCO_CFG_EXTM_SYNC	0x0004		/* Synchronous */
487  #define	 SSB_CHIPCO_CFG_EXTM_PCMCIA	0x0008		/* PCMCIA */
488  #define	 SSB_CHIPCO_CFG_EXTM_IDE	0x000A		/* IDE */
489  #define	SSB_CHIPCO_CFG_DS16		0x0010		/* Data size, 0=8bit, 1=16bit */
490  #define	SSB_CHIPCO_CFG_CLKDIV		0x0060		/* Sync: Clock divisor */
491  #define	SSB_CHIPCO_CFG_CLKEN		0x0080		/* Sync: Clock enable */
492  #define	SSB_CHIPCO_CFG_BSTRO		0x0100		/* Sync: Size/Bytestrobe */
493  
494  
495  /** Flash-specific control/status values */
496  
497  /* flashcontrol opcodes for ST flashes */
498  #define SSB_CHIPCO_FLASHCTL_ST_WREN	0x0006		/* Write Enable */
499  #define SSB_CHIPCO_FLASHCTL_ST_WRDIS	0x0004		/* Write Disable */
500  #define SSB_CHIPCO_FLASHCTL_ST_RDSR	0x0105		/* Read Status Register */
501  #define SSB_CHIPCO_FLASHCTL_ST_WRSR	0x0101		/* Write Status Register */
502  #define SSB_CHIPCO_FLASHCTL_ST_READ	0x0303		/* Read Data Bytes */
503  #define SSB_CHIPCO_FLASHCTL_ST_PP	0x0302		/* Page Program */
504  #define SSB_CHIPCO_FLASHCTL_ST_SE	0x02D8		/* Sector Erase */
505  #define SSB_CHIPCO_FLASHCTL_ST_BE	0x00C7		/* Bulk Erase */
506  #define SSB_CHIPCO_FLASHCTL_ST_DP	0x00B9		/* Deep Power-down */
507  #define SSB_CHIPCO_FLASHCTL_ST_RES	0x03AB		/* Read Electronic Signature */
508  #define SSB_CHIPCO_FLASHCTL_ST_CSA	0x1000		/* Keep chip select asserted */
509  #define SSB_CHIPCO_FLASHCTL_ST_SSE	0x0220		/* Sub-sector Erase */
510  
511  /* Status register bits for ST flashes */
512  #define SSB_CHIPCO_FLASHSTA_ST_WIP	0x01		/* Write In Progress */
513  #define SSB_CHIPCO_FLASHSTA_ST_WEL	0x02		/* Write Enable Latch */
514  #define SSB_CHIPCO_FLASHSTA_ST_BP	0x1C		/* Block Protect */
515  #define SSB_CHIPCO_FLASHSTA_ST_BP_SHIFT	2
516  #define SSB_CHIPCO_FLASHSTA_ST_SRWD	0x80		/* Status Register Write Disable */
517  
518  /* flashcontrol opcodes for Atmel flashes */
519  #define SSB_CHIPCO_FLASHCTL_AT_READ		0x07E8
520  #define SSB_CHIPCO_FLASHCTL_AT_PAGE_READ	0x07D2
521  #define SSB_CHIPCO_FLASHCTL_AT_BUF1_READ	/* FIXME */
522  #define SSB_CHIPCO_FLASHCTL_AT_BUF2_READ	/* FIXME */
523  #define SSB_CHIPCO_FLASHCTL_AT_STATUS		0x01D7
524  #define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRITE	0x0384
525  #define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRITE	0x0387
526  #define SSB_CHIPCO_FLASHCTL_AT_BUF1_ERASE_PRGM	0x0283	/* Erase program */
527  #define SSB_CHIPCO_FLASHCTL_AT_BUF2_ERASE_PRGM	0x0286	/* Erase program */
528  #define SSB_CHIPCO_FLASHCTL_AT_BUF1_PROGRAM	0x0288
529  #define SSB_CHIPCO_FLASHCTL_AT_BUF2_PROGRAM	0x0289
530  #define SSB_CHIPCO_FLASHCTL_AT_PAGE_ERASE	0x0281
531  #define SSB_CHIPCO_FLASHCTL_AT_BLOCK_ERASE	0x0250
532  #define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRER_PRGM	0x0382	/* Write erase program */
533  #define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRER_PRGM	0x0385	/* Write erase program */
534  #define SSB_CHIPCO_FLASHCTL_AT_BUF1_LOAD	0x0253
535  #define SSB_CHIPCO_FLASHCTL_AT_BUF2_LOAD	0x0255
536  #define SSB_CHIPCO_FLASHCTL_AT_BUF1_COMPARE	0x0260
537  #define SSB_CHIPCO_FLASHCTL_AT_BUF2_COMPARE	0x0261
538  #define SSB_CHIPCO_FLASHCTL_AT_BUF1_REPROGRAM	0x0258
539  #define SSB_CHIPCO_FLASHCTL_AT_BUF2_REPROGRAM	0x0259
540  
541  /* Status register bits for Atmel flashes */
542  #define SSB_CHIPCO_FLASHSTA_AT_READY	0x80
543  #define SSB_CHIPCO_FLASHSTA_AT_MISMATCH	0x40
544  #define SSB_CHIPCO_FLASHSTA_AT_ID	0x38
545  #define SSB_CHIPCO_FLASHSTA_AT_ID_SHIFT	3
546  
547  
548  /** OTP **/
549  
550  /* OTP regions */
551  #define	SSB_CHIPCO_OTP_HW_REGION	SSB_CHIPCO_OTPS_HW_PROTECT
552  #define	SSB_CHIPCO_OTP_SW_REGION	SSB_CHIPCO_OTPS_SW_PROTECT
553  #define	SSB_CHIPCO_OTP_CID_REGION	SSB_CHIPCO_OTPS_CID_PROTECT
554  
555  /* OTP regions (Byte offsets from otp size) */
556  #define	SSB_CHIPCO_OTP_SWLIM_OFF	(-8)
557  #define	SSB_CHIPCO_OTP_CIDBASE_OFF	0
558  #define	SSB_CHIPCO_OTP_CIDLIM_OFF	8
559  
560  /* Predefined OTP words (Word offset from otp size) */
561  #define	SSB_CHIPCO_OTP_BOUNDARY_OFF	(-4)
562  #define	SSB_CHIPCO_OTP_HWSIGN_OFF	(-3)
563  #define	SSB_CHIPCO_OTP_SWSIGN_OFF	(-2)
564  #define	SSB_CHIPCO_OTP_CIDSIGN_OFF	(-1)
565  
566  #define	SSB_CHIPCO_OTP_CID_OFF		0
567  #define	SSB_CHIPCO_OTP_PKG_OFF		1
568  #define	SSB_CHIPCO_OTP_FID_OFF		2
569  #define	SSB_CHIPCO_OTP_RSV_OFF		3
570  #define	SSB_CHIPCO_OTP_LIM_OFF		4
571  
572  #define	SSB_CHIPCO_OTP_SIGNATURE	0x578A
573  #define	SSB_CHIPCO_OTP_MAGIC		0x4E56
574  
575  
576  struct ssb_device;
577  struct ssb_serial_port;
578  
579  /* Data for the PMU, if available.
580   * Check availability with ((struct ssb_chipcommon)->capabilities & SSB_CHIPCO_CAP_PMU)
581   */
582  struct ssb_chipcommon_pmu {
583  	u8 rev;			/* PMU revision */
584  	u32 crystalfreq;	/* The active crystal frequency (in kHz) */
585  };
586  
587  struct ssb_chipcommon {
588  	struct ssb_device *dev;
589  	u32 capabilities;
590  	u32 status;
591  	/* Fast Powerup Delay constant */
592  	u16 fast_pwrup_delay;
593  	spinlock_t gpio_lock;
594  	struct ssb_chipcommon_pmu pmu;
595  	u32 ticks_per_ms;
596  	u32 max_timer_ms;
597  };
598  
ssb_chipco_available(struct ssb_chipcommon * cc)599  static inline bool ssb_chipco_available(struct ssb_chipcommon *cc)
600  {
601  	return (cc->dev != NULL);
602  }
603  
604  /* Register access */
605  #define chipco_read32(cc, offset)	ssb_read32((cc)->dev, offset)
606  #define chipco_write32(cc, offset, val)	ssb_write32((cc)->dev, offset, val)
607  
608  #define chipco_mask32(cc, offset, mask) \
609  		chipco_write32(cc, offset, chipco_read32(cc, offset) & (mask))
610  #define chipco_set32(cc, offset, set) \
611  		chipco_write32(cc, offset, chipco_read32(cc, offset) | (set))
612  #define chipco_maskset32(cc, offset, mask, set) \
613  		chipco_write32(cc, offset, (chipco_read32(cc, offset) & (mask)) | (set))
614  
615  extern void ssb_chipcommon_init(struct ssb_chipcommon *cc);
616  
617  extern void ssb_chipco_suspend(struct ssb_chipcommon *cc);
618  extern void ssb_chipco_resume(struct ssb_chipcommon *cc);
619  
620  extern void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
621                                      u32 *plltype, u32 *n, u32 *m);
622  extern void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
623  					u32 *plltype, u32 *n, u32 *m);
624  extern void ssb_chipco_timing_init(struct ssb_chipcommon *cc,
625  				   unsigned long ns_per_cycle);
626  
627  enum ssb_clkmode {
628  	SSB_CLKMODE_SLOW,
629  	SSB_CLKMODE_FAST,
630  	SSB_CLKMODE_DYNAMIC,
631  };
632  
633  extern void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
634  				     enum ssb_clkmode mode);
635  
636  extern u32 ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc, u32 ticks);
637  
638  void ssb_chipco_irq_mask(struct ssb_chipcommon *cc, u32 mask, u32 value);
639  
640  u32 ssb_chipco_irq_status(struct ssb_chipcommon *cc, u32 mask);
641  
642  /* Chipcommon GPIO pin access. */
643  u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask);
644  u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value);
645  u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value);
646  u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value);
647  u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value);
648  u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value);
649  u32 ssb_chipco_gpio_pullup(struct ssb_chipcommon *cc, u32 mask, u32 value);
650  u32 ssb_chipco_gpio_pulldown(struct ssb_chipcommon *cc, u32 mask, u32 value);
651  
652  #ifdef CONFIG_SSB_SERIAL
653  extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
654  				  struct ssb_serial_port *ports);
655  #endif /* CONFIG_SSB_SERIAL */
656  
657  /* PMU support */
658  extern void ssb_pmu_init(struct ssb_chipcommon *cc);
659  
660  enum ssb_pmu_ldo_volt_id {
661  	LDO_PAREF = 0,
662  	LDO_VOLT1,
663  	LDO_VOLT2,
664  	LDO_VOLT3,
665  };
666  
667  void ssb_pmu_set_ldo_voltage(struct ssb_chipcommon *cc,
668  			     enum ssb_pmu_ldo_volt_id id, u32 voltage);
669  void ssb_pmu_set_ldo_paref(struct ssb_chipcommon *cc, bool on);
670  void ssb_pmu_spuravoid_pllupdate(struct ssb_chipcommon *cc, int spuravoid);
671  
672  #endif /* LINUX_SSB_CHIPCO_H_ */
673