xref: /openbmc/linux/arch/arm/mach-omap2/prm3xxx.h (revision 12eb4683)
1 /*
2  * OMAP3xxx Power/Reset Management (PRM) register definitions
3  *
4  * Copyright (C) 2007-2009, 2011-2012 Texas Instruments, Inc.
5  * Copyright (C) 2008-2010 Nokia Corporation
6  * Paul Walmsley
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  *
12  * The PRM hardware modules on the OMAP2/3 are quite similar to each
13  * other.  The PRM on OMAP4 has a new register layout, and is handled
14  * in a separate file.
15  */
16 #ifndef __ARCH_ARM_MACH_OMAP2_PRM3XXX_H
17 #define __ARCH_ARM_MACH_OMAP2_PRM3XXX_H
18 
19 #include "prcm-common.h"
20 #include "prm.h"
21 #include "prm2xxx_3xxx.h"
22 
23 #define OMAP34XX_PRM_REGADDR(module, reg)				\
24 		OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE + (module) + (reg))
25 
26 
27 /*
28  * OMAP3-specific global PRM registers
29  * Use __raw_{read,write}l() with these registers.
30  *
31  * With a few exceptions, these are the register names beginning with
32  * PRM_* on 34xx.  (The exceptions are the IRQSTATUS and IRQENABLE
33  * bits.)
34  */
35 
36 #define OMAP3_PRM_REVISION_OFFSET	0x0004
37 #define OMAP3430_PRM_REVISION		OMAP34XX_PRM_REGADDR(OCP_MOD, 0x0004)
38 #define OMAP3_PRM_SYSCONFIG_OFFSET	0x0014
39 #define OMAP3430_PRM_SYSCONFIG		OMAP34XX_PRM_REGADDR(OCP_MOD, 0x0014)
40 
41 #define OMAP3_PRM_IRQSTATUS_MPU_OFFSET	0x0018
42 #define OMAP3430_PRM_IRQSTATUS_MPU	OMAP34XX_PRM_REGADDR(OCP_MOD, 0x0018)
43 #define OMAP3_PRM_IRQENABLE_MPU_OFFSET	0x001c
44 #define OMAP3430_PRM_IRQENABLE_MPU	OMAP34XX_PRM_REGADDR(OCP_MOD, 0x001c)
45 
46 
47 #define OMAP3_PRM_VC_SMPS_SA_OFFSET	0x0020
48 #define OMAP3430_PRM_VC_SMPS_SA		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0020)
49 #define OMAP3_PRM_VC_SMPS_VOL_RA_OFFSET	0x0024
50 #define OMAP3430_PRM_VC_SMPS_VOL_RA	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0024)
51 #define OMAP3_PRM_VC_SMPS_CMD_RA_OFFSET	0x0028
52 #define OMAP3430_PRM_VC_SMPS_CMD_RA	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0028)
53 #define OMAP3_PRM_VC_CMD_VAL_0_OFFSET	0x002c
54 #define OMAP3430_PRM_VC_CMD_VAL_0	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x002c)
55 #define OMAP3_PRM_VC_CMD_VAL_1_OFFSET	0x0030
56 #define OMAP3430_PRM_VC_CMD_VAL_1	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0030)
57 #define OMAP3_PRM_VC_CH_CONF_OFFSET	0x0034
58 #define OMAP3430_PRM_VC_CH_CONF		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0034)
59 #define OMAP3_PRM_VC_I2C_CFG_OFFSET	0x0038
60 #define OMAP3430_PRM_VC_I2C_CFG		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0038)
61 #define OMAP3_PRM_VC_BYPASS_VAL_OFFSET	0x003c
62 #define OMAP3430_PRM_VC_BYPASS_VAL	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x003c)
63 #define OMAP3_PRM_RSTCTRL_OFFSET	0x0050
64 #define OMAP3430_PRM_RSTCTRL		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0050)
65 #define OMAP3_PRM_RSTTIME_OFFSET	0x0054
66 #define OMAP3430_PRM_RSTTIME		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0054)
67 #define OMAP3_PRM_RSTST_OFFSET	0x0058
68 #define OMAP3430_PRM_RSTST		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0058)
69 #define OMAP3_PRM_VOLTCTRL_OFFSET	0x0060
70 #define OMAP3430_PRM_VOLTCTRL		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0060)
71 #define OMAP3_PRM_SRAM_PCHARGE_OFFSET	0x0064
72 #define OMAP3430_PRM_SRAM_PCHARGE	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0064)
73 #define OMAP3_PRM_CLKSRC_CTRL_OFFSET	0x0070
74 #define OMAP3430_PRM_CLKSRC_CTRL	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0070)
75 #define OMAP3_PRM_VOLTSETUP1_OFFSET	0x0090
76 #define OMAP3430_PRM_VOLTSETUP1		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0090)
77 #define OMAP3_PRM_VOLTOFFSET_OFFSET	0x0094
78 #define OMAP3430_PRM_VOLTOFFSET		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0094)
79 #define OMAP3_PRM_CLKSETUP_OFFSET	0x0098
80 #define OMAP3430_PRM_CLKSETUP		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x0098)
81 #define OMAP3_PRM_POLCTRL_OFFSET	0x009c
82 #define OMAP3430_PRM_POLCTRL		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x009c)
83 #define OMAP3_PRM_VOLTSETUP2_OFFSET	0x00a0
84 #define OMAP3430_PRM_VOLTSETUP2		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00a0)
85 #define OMAP3_PRM_VP1_CONFIG_OFFSET	0x00b0
86 #define OMAP3430_PRM_VP1_CONFIG		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b0)
87 #define OMAP3_PRM_VP1_VSTEPMIN_OFFSET	0x00b4
88 #define OMAP3430_PRM_VP1_VSTEPMIN	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b4)
89 #define OMAP3_PRM_VP1_VSTEPMAX_OFFSET	0x00b8
90 #define OMAP3430_PRM_VP1_VSTEPMAX	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b8)
91 #define OMAP3_PRM_VP1_VLIMITTO_OFFSET	0x00bc
92 #define OMAP3430_PRM_VP1_VLIMITTO	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00bc)
93 #define OMAP3_PRM_VP1_VOLTAGE_OFFSET	0x00c0
94 #define OMAP3430_PRM_VP1_VOLTAGE	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00c0)
95 #define OMAP3_PRM_VP1_STATUS_OFFSET	0x00c4
96 #define OMAP3430_PRM_VP1_STATUS		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00c4)
97 #define OMAP3_PRM_VP2_CONFIG_OFFSET	0x00d0
98 #define OMAP3430_PRM_VP2_CONFIG		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d0)
99 #define OMAP3_PRM_VP2_VSTEPMIN_OFFSET	0x00d4
100 #define OMAP3430_PRM_VP2_VSTEPMIN	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d4)
101 #define OMAP3_PRM_VP2_VSTEPMAX_OFFSET	0x00d8
102 #define OMAP3430_PRM_VP2_VSTEPMAX	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d8)
103 #define OMAP3_PRM_VP2_VLIMITTO_OFFSET	0x00dc
104 #define OMAP3430_PRM_VP2_VLIMITTO	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00dc)
105 #define OMAP3_PRM_VP2_VOLTAGE_OFFSET	0x00e0
106 #define OMAP3430_PRM_VP2_VOLTAGE	OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00e0)
107 #define OMAP3_PRM_VP2_STATUS_OFFSET	0x00e4
108 #define OMAP3430_PRM_VP2_STATUS		OMAP34XX_PRM_REGADDR(OMAP3430_GR_MOD, 0x00e4)
109 
110 #define OMAP3_PRM_CLKSEL_OFFSET	0x0040
111 #define OMAP3430_PRM_CLKSEL		OMAP34XX_PRM_REGADDR(OMAP3430_CCR_MOD, 0x0040)
112 #define OMAP3_PRM_CLKOUT_CTRL_OFFSET	0x0070
113 #define OMAP3430_PRM_CLKOUT_CTRL	OMAP34XX_PRM_REGADDR(OMAP3430_CCR_MOD, 0x0070)
114 
115 /* OMAP3 specific register offsets */
116 #define OMAP3430ES2_PM_WKEN3				0x00f0
117 #define OMAP3430ES2_PM_WKST3				0x00b8
118 
119 #define OMAP3430_PM_MPUGRPSEL				0x00a4
120 #define OMAP3430_PM_MPUGRPSEL1				OMAP3430_PM_MPUGRPSEL
121 #define OMAP3430ES2_PM_MPUGRPSEL3			0x00f8
122 
123 #define OMAP3430_PM_IVAGRPSEL				0x00a8
124 #define OMAP3430_PM_IVAGRPSEL1				OMAP3430_PM_IVAGRPSEL
125 #define OMAP3430ES2_PM_IVAGRPSEL3			0x00f4
126 
127 #define OMAP3430_PM_PREPWSTST				0x00e8
128 
129 #define OMAP3430_PRM_IRQSTATUS_IVA2			0x00f8
130 #define OMAP3430_PRM_IRQENABLE_IVA2			0x00fc
131 
132 
133 #ifndef __ASSEMBLER__
134 
135 /* OMAP3-specific VP functions */
136 u32 omap3_prm_vp_check_txdone(u8 vp_id);
137 void omap3_prm_vp_clear_txdone(u8 vp_id);
138 
139 /*
140  * OMAP3 access functions for voltage controller (VC) and
141  * voltage proccessor (VP) in the PRM.
142  */
143 extern u32 omap3_prm_vcvp_read(u8 offset);
144 extern void omap3_prm_vcvp_write(u32 val, u8 offset);
145 extern u32 omap3_prm_vcvp_rmw(u32 mask, u32 bits, u8 offset);
146 
147 #ifdef CONFIG_ARCH_OMAP3
148 void omap3xxx_prm_reconfigure_io_chain(void);
149 #else
150 static inline void omap3xxx_prm_reconfigure_io_chain(void)
151 {
152 }
153 #endif
154 
155 /* PRM interrupt-related functions */
156 extern void omap3xxx_prm_read_pending_irqs(unsigned long *events);
157 extern void omap3xxx_prm_ocp_barrier(void);
158 extern void omap3xxx_prm_save_and_clear_irqen(u32 *saved_mask);
159 extern void omap3xxx_prm_restore_irqen(u32 *saved_mask);
160 
161 extern void omap3xxx_prm_dpll3_reset(void);
162 
163 extern int __init omap3xxx_prm_init(void);
164 extern u32 omap3xxx_prm_get_reset_sources(void);
165 
166 #endif /* __ASSEMBLER */
167 
168 
169 #endif
170