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1 | /* |
2 | * OMAP3/4 Voltage Controller (VC) structure and macro definitions | |
3 | * | |
4 | * Copyright (C) 2007, 2010 Texas Instruments, Inc. | |
5 | * Rajendra Nayak <rnayak@ti.com> | |
6 | * Lesly A M <x0080970@ti.com> | |
7 | * Thara Gopinath <thara@ti.com> | |
8 | * | |
9 | * Copyright (C) 2008, 2011 Nokia Corporation | |
10 | * Kalle Jokiniemi | |
11 | * Paul Walmsley | |
12 | * | |
13 | * This program is free software; you can redistribute it and/or | |
14 | * modify it under the terms of the GNU General Public License version | |
15 | * 2 as published by the Free Software Foundation. | |
16 | */ | |
17 | #ifndef __ARCH_ARM_MACH_OMAP2_VC_H | |
18 | #define __ARCH_ARM_MACH_OMAP2_VC_H | |
19 | ||
20 | #include <linux/kernel.h> | |
21 | ||
22 | /** | |
23 | * struct omap_vc_common_data - per-VC register/bitfield data | |
24 | * @cmd_on_mask: ON bitmask in PRM_VC_CMD_VAL* register | |
25 | * @valid: VALID bitmask in PRM_VC_BYPASS_VAL register | |
26 | * @smps_sa_reg: Offset of PRM_VC_SMPS_SA reg from PRM start | |
27 | * @smps_volra_reg: Offset of PRM_VC_SMPS_VOL_RA reg from PRM start | |
28 | * @bypass_val_reg: Offset of PRM_VC_BYPASS_VAL reg from PRM start | |
29 | * @data_shift: DATA field shift in PRM_VC_BYPASS_VAL register | |
30 | * @slaveaddr_shift: SLAVEADDR field shift in PRM_VC_BYPASS_VAL register | |
31 | * @regaddr_shift: REGADDR field shift in PRM_VC_BYPASS_VAL register | |
32 | * @cmd_on_shift: ON field shift in PRM_VC_CMD_VAL_* register | |
33 | * @cmd_onlp_shift: ONLP field shift in PRM_VC_CMD_VAL_* register | |
34 | * @cmd_ret_shift: RET field shift in PRM_VC_CMD_VAL_* register | |
35 | * @cmd_off_shift: OFF field shift in PRM_VC_CMD_VAL_* register | |
36 | * | |
37 | * XXX One of cmd_on_mask and cmd_on_shift are not needed | |
38 | * XXX VALID should probably be a shift, not a mask | |
39 | */ | |
40 | struct omap_vc_common_data { | |
41 | u32 cmd_on_mask; | |
42 | u32 valid; | |
43 | u8 smps_sa_reg; | |
44 | u8 smps_volra_reg; | |
45 | u8 bypass_val_reg; | |
46 | u8 data_shift; | |
47 | u8 slaveaddr_shift; | |
48 | u8 regaddr_shift; | |
49 | u8 cmd_on_shift; | |
50 | u8 cmd_onlp_shift; | |
51 | u8 cmd_ret_shift; | |
52 | u8 cmd_off_shift; | |
53 | }; | |
54 | ||
55 | /** | |
56 | * struct omap_vc_instance_data - VC per-instance data | |
57 | * @vc_common: pointer to VC common data for this platform | |
58 | * @smps_sa_mask: SA* bitmask in the PRM_VC_SMPS_SA register | |
59 | * @smps_volra_mask: VOLRA* bitmask in the PRM_VC_VOL_RA register | |
60 | * @smps_sa_shift: SA* field shift in the PRM_VC_SMPS_SA register | |
61 | * @smps_volra_shift: VOLRA* field shift in the PRM_VC_VOL_RA register | |
62 | * | |
63 | * XXX It is not necessary to have both a *_mask and a *_shift - | |
64 | * remove one | |
65 | */ | |
66 | struct omap_vc_instance_data { | |
67 | const struct omap_vc_common_data *vc_common; | |
68 | u32 smps_sa_mask; | |
69 | u32 smps_volra_mask; | |
70 | u8 cmdval_reg; | |
71 | u8 smps_sa_shift; | |
72 | u8 smps_volra_shift; | |
73 | }; | |
74 | ||
75 | extern struct omap_vc_instance_data omap3_vc1_data; | |
76 | extern struct omap_vc_instance_data omap3_vc2_data; | |
77 | ||
78 | extern struct omap_vc_instance_data omap4_vc_mpu_data; | |
79 | extern struct omap_vc_instance_data omap4_vc_iva_data; | |
80 | extern struct omap_vc_instance_data omap4_vc_core_data; | |
81 | ||
82 | #endif | |
83 |