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_SOC_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_SOC_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_SOC_OMAP2430
115 &mdm_pwrdm,
116 #endif
117 NULL
118 };
119
omap2xxx_powerdomains_init(void)120 void __init omap2xxx_powerdomains_init(void)
121 {
122 pwrdm_init(powerdomains_omap2xxx, &omap2_pwrdm_operations);
123 }
124