| Paul Walmsley | c0718df | 2011-03-10 22:17:45 -0700 | [diff] [blame] | 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 | |