xref: /openbmc/linux/arch/arm/mach-omap2/prm2xxx.h (revision e15a5365)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * OMAP2xxx Power/Reset Management (PRM) register definitions
4  *
5  * Copyright (C) 2007-2009, 2011-2012 Texas Instruments, Inc.
6  * Copyright (C) 2008-2010 Nokia Corporation
7  * Paul Walmsley
8  *
9  * The PRM hardware modules on the OMAP2/3 are quite similar to each
10  * other.  The PRM on OMAP4 has a new register layout, and is handled
11  * in a separate file.
12  */
13 #ifndef __ARCH_ARM_MACH_OMAP2_PRM2XXX_H
14 #define __ARCH_ARM_MACH_OMAP2_PRM2XXX_H
15 
16 #include "prcm-common.h"
17 #include "prm.h"
18 #include "prm2xxx_3xxx.h"
19 
20 #define OMAP2420_PRM_REGADDR(module, reg)				\
21 		OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE + (module) + (reg))
22 #define OMAP2430_PRM_REGADDR(module, reg)				\
23 		OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE + (module) + (reg))
24 
25 /*
26  * OMAP2-specific global PRM registers
27  * Use {read,write}l_relaxed() with these registers.
28  *
29  * With a few exceptions, these are the register names beginning with
30  * PRCM_* on 24xx.  (The exceptions are the IRQSTATUS and IRQENABLE
31  * bits.)
32  *
33  */
34 
35 #define OMAP2_PRCM_REVISION_OFFSET	0x0000
36 #define OMAP2420_PRCM_REVISION		OMAP2420_PRM_REGADDR(OCP_MOD, 0x0000)
37 #define OMAP2_PRCM_SYSCONFIG_OFFSET	0x0010
38 #define OMAP2420_PRCM_SYSCONFIG		OMAP2420_PRM_REGADDR(OCP_MOD, 0x0010)
39 
40 #define OMAP2_PRCM_IRQSTATUS_MPU_OFFSET	0x0018
41 #define OMAP2420_PRCM_IRQSTATUS_MPU	OMAP2420_PRM_REGADDR(OCP_MOD, 0x0018)
42 #define OMAP2_PRCM_IRQENABLE_MPU_OFFSET	0x001c
43 #define OMAP2420_PRCM_IRQENABLE_MPU	OMAP2420_PRM_REGADDR(OCP_MOD, 0x001c)
44 
45 #define OMAP2_PRCM_VOLTCTRL_OFFSET	0x0050
46 #define OMAP2420_PRCM_VOLTCTRL		OMAP2420_PRM_REGADDR(OCP_MOD, 0x0050)
47 #define OMAP2_PRCM_VOLTST_OFFSET	0x0054
48 #define OMAP2420_PRCM_VOLTST		OMAP2420_PRM_REGADDR(OCP_MOD, 0x0054)
49 #define OMAP2_PRCM_CLKSRC_CTRL_OFFSET	0x0060
50 #define OMAP2420_PRCM_CLKSRC_CTRL	OMAP2420_PRM_REGADDR(OCP_MOD, 0x0060)
51 #define OMAP2_PRCM_CLKOUT_CTRL_OFFSET	0x0070
52 #define OMAP2420_PRCM_CLKOUT_CTRL	OMAP2420_PRM_REGADDR(OCP_MOD, 0x0070)
53 #define OMAP2_PRCM_CLKEMUL_CTRL_OFFSET	0x0078
54 #define OMAP2420_PRCM_CLKEMUL_CTRL	OMAP2420_PRM_REGADDR(OCP_MOD, 0x0078)
55 #define OMAP2_PRCM_CLKCFG_CTRL_OFFSET	0x0080
56 #define OMAP2420_PRCM_CLKCFG_CTRL	OMAP2420_PRM_REGADDR(OCP_MOD, 0x0080)
57 #define OMAP2_PRCM_CLKCFG_STATUS_OFFSET	0x0084
58 #define OMAP2420_PRCM_CLKCFG_STATUS	OMAP2420_PRM_REGADDR(OCP_MOD, 0x0084)
59 #define OMAP2_PRCM_VOLTSETUP_OFFSET	0x0090
60 #define OMAP2420_PRCM_VOLTSETUP		OMAP2420_PRM_REGADDR(OCP_MOD, 0x0090)
61 #define OMAP2_PRCM_CLKSSETUP_OFFSET	0x0094
62 #define OMAP2420_PRCM_CLKSSETUP		OMAP2420_PRM_REGADDR(OCP_MOD, 0x0094)
63 #define OMAP2_PRCM_POLCTRL_OFFSET	0x0098
64 #define OMAP2420_PRCM_POLCTRL		OMAP2420_PRM_REGADDR(OCP_MOD, 0x0098)
65 
66 #define OMAP2430_PRCM_REVISION		OMAP2430_PRM_REGADDR(OCP_MOD, 0x0000)
67 #define OMAP2430_PRCM_SYSCONFIG		OMAP2430_PRM_REGADDR(OCP_MOD, 0x0010)
68 
69 #define OMAP2430_PRCM_IRQSTATUS_MPU	OMAP2430_PRM_REGADDR(OCP_MOD, 0x0018)
70 #define OMAP2430_PRCM_IRQENABLE_MPU	OMAP2430_PRM_REGADDR(OCP_MOD, 0x001c)
71 
72 #define OMAP2430_PRCM_VOLTCTRL		OMAP2430_PRM_REGADDR(OCP_MOD, 0x0050)
73 #define OMAP2430_PRCM_VOLTST		OMAP2430_PRM_REGADDR(OCP_MOD, 0x0054)
74 #define OMAP2430_PRCM_CLKSRC_CTRL	OMAP2430_PRM_REGADDR(OCP_MOD, 0x0060)
75 #define OMAP2430_PRCM_CLKOUT_CTRL	OMAP2430_PRM_REGADDR(OCP_MOD, 0x0070)
76 #define OMAP2430_PRCM_CLKEMUL_CTRL	OMAP2430_PRM_REGADDR(OCP_MOD, 0x0078)
77 #define OMAP2430_PRCM_CLKCFG_CTRL	OMAP2430_PRM_REGADDR(OCP_MOD, 0x0080)
78 #define OMAP2430_PRCM_CLKCFG_STATUS	OMAP2430_PRM_REGADDR(OCP_MOD, 0x0084)
79 #define OMAP2430_PRCM_VOLTSETUP		OMAP2430_PRM_REGADDR(OCP_MOD, 0x0090)
80 #define OMAP2430_PRCM_CLKSSETUP		OMAP2430_PRM_REGADDR(OCP_MOD, 0x0094)
81 #define OMAP2430_PRCM_POLCTRL		OMAP2430_PRM_REGADDR(OCP_MOD, 0x0098)
82 
83 /*
84  * Module specific PRM register offsets from PRM_BASE + domain offset
85  *
86  * Use prm_{read,write}_mod_reg() with these registers.
87  *
88  * With a few exceptions, these are the register names beginning with
89  * {PM,RM}_* on both OMAP2/3 SoC families..  (The exceptions are the
90  * IRQSTATUS and IRQENABLE bits.)
91  */
92 
93 /* Register offsets appearing on both OMAP2 and OMAP3 */
94 
95 #define OMAP2_RM_RSTCTRL				0x0050
96 #define OMAP2_RM_RSTTIME				0x0054
97 #define OMAP2_RM_RSTST					0x0058
98 #define OMAP2_PM_PWSTCTRL				0x00e0
99 #define OMAP2_PM_PWSTST					0x00e4
100 
101 #define PM_WKEN						0x00a0
102 #define PM_WKEN1					PM_WKEN
103 #define PM_WKST						0x00b0
104 #define PM_WKST1					PM_WKST
105 #define PM_WKDEP					0x00c8
106 #define PM_EVGENCTRL					0x00d4
107 #define PM_EVGENONTIM					0x00d8
108 #define PM_EVGENOFFTIM					0x00dc
109 
110 /* OMAP2xxx specific register offsets */
111 #define OMAP24XX_PM_WKEN2				0x00a4
112 #define OMAP24XX_PM_WKST2				0x00b4
113 
114 #define OMAP24XX_PRCM_IRQSTATUS_DSP			0x00f0	/* IVA mod */
115 #define OMAP24XX_PRCM_IRQENABLE_DSP			0x00f4	/* IVA mod */
116 #define OMAP24XX_PRCM_IRQSTATUS_IVA			0x00f8
117 #define OMAP24XX_PRCM_IRQENABLE_IVA			0x00fc
118 
119 #ifndef __ASSEMBLER__
120 /* Function prototypes */
121 extern int omap2xxx_clkdm_sleep(struct clockdomain *clkdm);
122 extern int omap2xxx_clkdm_wakeup(struct clockdomain *clkdm);
123 
124 int __init omap2xxx_prm_init(const struct omap_prcm_init_data *data);
125 
126 #endif
127 
128 #endif
129