1 /*
2  * OMAP2XXX powerdomain definitions
3  *
4  * Copyright (C) 2007-2008 Texas Instruments, Inc.
5  * Copyright (C) 2007-2011 Nokia Corporation
6  *
7  * Paul Walmsley, Jouni Högander
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License version 2 as
11  * published by the Free Software Foundation.
12  */
13 
14 #include <linux/kernel.h>
15 #include <linux/init.h>
16 
17 #include "powerdomain.h"
18 #include "powerdomains2xxx_3xxx_data.h"
19 
20 #include "prcm-common.h"
21 #include "prm2xxx_3xxx.h"
22 #include "prm-regbits-24xx.h"
23 
24 /* 24XX powerdomains and dependencies */
25 
26 /* Powerdomains */
27 
28 static struct powerdomain dsp_pwrdm = {
29 	.name		  = "dsp_pwrdm",
30 	.prcm_offs	  = OMAP24XX_DSP_MOD,
31 	.omap_chip	  = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
32 	.pwrsts		  = PWRSTS_OFF_RET_ON,
33 	.pwrsts_logic_ret = PWRSTS_RET,
34 	.banks		  = 1,
35 	.pwrsts_mem_ret	  = {
36 		[0] = PWRSTS_RET,
37 	},
38 	.pwrsts_mem_on	  = {
39 		[0] = PWRSTS_ON,
40 	},
41 };
42 
43 static struct powerdomain mpu_24xx_pwrdm = {
44 	.name		  = "mpu_pwrdm",
45 	.prcm_offs	  = MPU_MOD,
46 	.omap_chip	  = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
47 	.pwrsts		  = PWRSTS_OFF_RET_ON,
48 	.pwrsts_logic_ret = PWRSTS_OFF_RET,
49 	.banks		  = 1,
50 	.pwrsts_mem_ret	  = {
51 		[0] = PWRSTS_RET,
52 	},
53 	.pwrsts_mem_on	  = {
54 		[0] = PWRSTS_ON,
55 	},
56 };
57 
58 static struct powerdomain core_24xx_pwrdm = {
59 	.name		  = "core_pwrdm",
60 	.prcm_offs	  = CORE_MOD,
61 	.omap_chip	  = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
62 	.pwrsts		  = PWRSTS_OFF_RET_ON,
63 	.banks		  = 3,
64 	.pwrsts_mem_ret	  = {
65 		[0] = PWRSTS_OFF_RET,	 /* MEM1RETSTATE */
66 		[1] = PWRSTS_OFF_RET,	 /* MEM2RETSTATE */
67 		[2] = PWRSTS_OFF_RET,	 /* MEM3RETSTATE */
68 	},
69 	.pwrsts_mem_on	  = {
70 		[0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
71 		[1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
72 		[2] = PWRSTS_OFF_RET_ON, /* MEM3ONSTATE */
73 	},
74 };
75 
76 
77 /*
78  * 2430-specific powerdomains
79  */
80 
81 #ifdef CONFIG_ARCH_OMAP2430
82 
83 /* XXX 2430 KILLDOMAINWKUP bit?  No current users apparently */
84 
85 static struct powerdomain mdm_pwrdm = {
86 	.name		  = "mdm_pwrdm",
87 	.prcm_offs	  = OMAP2430_MDM_MOD,
88 	.omap_chip	  = OMAP_CHIP_INIT(CHIP_IS_OMAP2430),
89 	.pwrsts		  = PWRSTS_OFF_RET_ON,
90 	.pwrsts_logic_ret = PWRSTS_RET,
91 	.banks		  = 1,
92 	.pwrsts_mem_ret	  = {
93 		[0] = PWRSTS_RET, /* MEMRETSTATE */
94 	},
95 	.pwrsts_mem_on	  = {
96 		[0] = PWRSTS_ON,  /* MEMONSTATE */
97 	},
98 };
99 
100 #endif     /* CONFIG_ARCH_OMAP2430 */
101 
102 /* As powerdomains are added or removed above, this list must also be changed */
103 static struct powerdomain *powerdomains_omap2xxx[] __initdata = {
104 
105 	&wkup_omap2_pwrdm,
106 	&gfx_omap2_pwrdm,
107 
108 #ifdef CONFIG_ARCH_OMAP2
109 	&dsp_pwrdm,
110 	&mpu_24xx_pwrdm,
111 	&core_24xx_pwrdm,
112 #endif
113 
114 #ifdef CONFIG_ARCH_OMAP2430
115 	&mdm_pwrdm,
116 #endif
117 	NULL
118 };
119 
120 void __init omap2xxx_powerdomains_init(void)
121 {
122 	pwrdm_init(powerdomains_omap2xxx, &omap2_pwrdm_operations);
123 }
124