Paul Walmsley | c0718df | 2011-03-10 22:17:45 -0700 | [diff] [blame] | 1 | /* |
| 2 | * OMAP3 voltage domain data |
| 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 modify |
| 14 | * it under the terms of the GNU General Public License version 2 as |
| 15 | * published by the Free Software Foundation. |
| 16 | */ |
| 17 | #include <linux/kernel.h> |
| 18 | #include <linux/err.h> |
| 19 | #include <linux/init.h> |
| 20 | |
| 21 | #include <plat/common.h> |
| 22 | #include <plat/cpu.h> |
| 23 | |
| 24 | #include "prm-regbits-34xx.h" |
| 25 | #include "omap_opp_data.h" |
| 26 | #include "voltage.h" |
| 27 | #include "vc.h" |
| 28 | #include "vp.h" |
| 29 | |
| 30 | /* |
| 31 | * VDD data |
| 32 | */ |
| 33 | |
| 34 | static const struct omap_vfsm_instance_data omap3_vdd1_vfsm_data = { |
| 35 | .voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET, |
| 36 | .voltsetup_shift = OMAP3430_SETUP_TIME1_SHIFT, |
| 37 | .voltsetup_mask = OMAP3430_SETUP_TIME1_MASK, |
| 38 | }; |
| 39 | |
| 40 | static struct omap_vdd_info omap3_vdd1_info = { |
| 41 | .vp_data = &omap3_vp1_data, |
Paul Walmsley | c0718df | 2011-03-10 22:17:45 -0700 | [diff] [blame] | 42 | .vfsm = &omap3_vdd1_vfsm_data, |
Paul Walmsley | c0718df | 2011-03-10 22:17:45 -0700 | [diff] [blame] | 43 | }; |
| 44 | |
| 45 | static const struct omap_vfsm_instance_data omap3_vdd2_vfsm_data = { |
| 46 | .voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET, |
| 47 | .voltsetup_shift = OMAP3430_SETUP_TIME2_SHIFT, |
| 48 | .voltsetup_mask = OMAP3430_SETUP_TIME2_MASK, |
| 49 | }; |
| 50 | |
| 51 | static struct omap_vdd_info omap3_vdd2_info = { |
| 52 | .vp_data = &omap3_vp2_data, |
Paul Walmsley | c0718df | 2011-03-10 22:17:45 -0700 | [diff] [blame] | 53 | .vfsm = &omap3_vdd2_vfsm_data, |
Paul Walmsley | c0718df | 2011-03-10 22:17:45 -0700 | [diff] [blame] | 54 | }; |
| 55 | |
Kevin Hilman | 81a6048 | 2011-03-16 14:25:45 -0700 | [diff] [blame] | 56 | static struct voltagedomain omap3_voltdm_mpu = { |
Kevin Hilman | 280a727 | 2011-03-23 11:18:08 -0700 | [diff] [blame] | 57 | .name = "mpu_iva", |
Kevin Hilman | 37efca7 | 2011-03-23 17:00:21 -0700 | [diff] [blame] | 58 | .scalable = true, |
Kevin Hilman | 4bcc475 | 2011-03-28 10:40:15 -0700 | [diff] [blame] | 59 | .read = omap3_prm_vcvp_read, |
| 60 | .write = omap3_prm_vcvp_write, |
| 61 | .rmw = omap3_prm_vcvp_rmw, |
Kevin Hilman | d84adcf | 2011-03-22 16:14:57 -0700 | [diff] [blame] | 62 | .vc = &omap3_vc_mpu, |
Kevin Hilman | 81a6048 | 2011-03-16 14:25:45 -0700 | [diff] [blame] | 63 | .vdd = &omap3_vdd1_info, |
Paul Walmsley | c0718df | 2011-03-10 22:17:45 -0700 | [diff] [blame] | 64 | }; |
| 65 | |
Kevin Hilman | 81a6048 | 2011-03-16 14:25:45 -0700 | [diff] [blame] | 66 | static struct voltagedomain omap3_voltdm_core = { |
| 67 | .name = "core", |
Kevin Hilman | 37efca7 | 2011-03-23 17:00:21 -0700 | [diff] [blame] | 68 | .scalable = true, |
Kevin Hilman | 4bcc475 | 2011-03-28 10:40:15 -0700 | [diff] [blame] | 69 | .read = omap3_prm_vcvp_read, |
| 70 | .write = omap3_prm_vcvp_write, |
| 71 | .rmw = omap3_prm_vcvp_rmw, |
Kevin Hilman | d84adcf | 2011-03-22 16:14:57 -0700 | [diff] [blame] | 72 | .vc = &omap3_vc_core, |
Kevin Hilman | 81a6048 | 2011-03-16 14:25:45 -0700 | [diff] [blame] | 73 | .vdd = &omap3_vdd2_info, |
| 74 | }; |
| 75 | |
Kevin Hilman | ace19ff | 2011-03-23 13:30:33 -0700 | [diff] [blame] | 76 | static struct voltagedomain omap3_voltdm_wkup = { |
| 77 | .name = "wakeup", |
| 78 | }; |
| 79 | |
Kevin Hilman | 81a6048 | 2011-03-16 14:25:45 -0700 | [diff] [blame] | 80 | static struct voltagedomain *voltagedomains_omap3[] __initdata = { |
| 81 | &omap3_voltdm_mpu, |
| 82 | &omap3_voltdm_core, |
Kevin Hilman | ace19ff | 2011-03-23 13:30:33 -0700 | [diff] [blame] | 83 | &omap3_voltdm_wkup, |
Kevin Hilman | 81a6048 | 2011-03-16 14:25:45 -0700 | [diff] [blame] | 84 | NULL, |
| 85 | }; |
| 86 | |
| 87 | void __init omap3xxx_voltagedomains_init(void) |
Paul Walmsley | c0718df | 2011-03-10 22:17:45 -0700 | [diff] [blame] | 88 | { |
Paul Walmsley | c0718df | 2011-03-10 22:17:45 -0700 | [diff] [blame] | 89 | /* |
| 90 | * XXX Will depend on the process, validation, and binning |
| 91 | * for the currently-running IC |
| 92 | */ |
| 93 | if (cpu_is_omap3630()) { |
| 94 | omap3_vdd1_info.volt_data = omap36xx_vddmpu_volt_data; |
| 95 | omap3_vdd2_info.volt_data = omap36xx_vddcore_volt_data; |
| 96 | } else { |
| 97 | omap3_vdd1_info.volt_data = omap34xx_vddmpu_volt_data; |
| 98 | omap3_vdd2_info.volt_data = omap34xx_vddcore_volt_data; |
| 99 | } |
| 100 | |
Kevin Hilman | 81a6048 | 2011-03-16 14:25:45 -0700 | [diff] [blame] | 101 | voltdm_init(voltagedomains_omap3); |
Paul Walmsley | c0718df | 2011-03-10 22:17:45 -0700 | [diff] [blame] | 102 | }; |