1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * OMAP3 Voltage Processor (VP) data
4 *
5 * Copyright (C) 2007, 2010 Texas Instruments, Inc.
6 * Rajendra Nayak <rnayak@ti.com>
7 * Lesly A M <x0080970@ti.com>
8 * Thara Gopinath <thara@ti.com>
9 *
10 * Copyright (C) 2008, 2011 Nokia Corporation
11 * Kalle Jokiniemi
12 * Paul Walmsley
13 */
14
15 #include <linux/io.h>
16 #include <linux/err.h>
17 #include <linux/init.h>
18
19 #include "common.h"
20
21 #include "prm44xx.h"
22 #include "prm-regbits-44xx.h"
23 #include "voltage.h"
24
25 #include "vp.h"
26
27 static const struct omap_vp_ops omap4_vp_ops = {
28 .check_txdone = omap_prm_vp_check_txdone,
29 .clear_txdone = omap_prm_vp_clear_txdone,
30 };
31
32 /*
33 * VP data common to 44xx chips
34 * XXX This stuff presumably belongs in the vp44xx.c or vp.c file.
35 */
36 static const struct omap_vp_common omap4_vp_common = {
37 .vpconfig_erroroffset_mask = OMAP4430_ERROROFFSET_MASK,
38 .vpconfig_errorgain_mask = OMAP4430_ERRORGAIN_MASK,
39 .vpconfig_initvoltage_mask = OMAP4430_INITVOLTAGE_MASK,
40 .vpconfig_timeouten = OMAP4430_TIMEOUTEN_MASK,
41 .vpconfig_initvdd = OMAP4430_INITVDD_MASK,
42 .vpconfig_forceupdate = OMAP4430_FORCEUPDATE_MASK,
43 .vpconfig_vpenable = OMAP4430_VPENABLE_MASK,
44 .vstepmin_smpswaittimemin_shift = OMAP4430_SMPSWAITTIMEMIN_SHIFT,
45 .vstepmax_smpswaittimemax_shift = OMAP4430_SMPSWAITTIMEMAX_SHIFT,
46 .vstepmin_stepmin_shift = OMAP4430_VSTEPMIN_SHIFT,
47 .vstepmax_stepmax_shift = OMAP4430_VSTEPMAX_SHIFT,
48 .vlimitto_vddmin_shift = OMAP4430_VDDMIN_SHIFT,
49 .vlimitto_vddmax_shift = OMAP4430_VDDMAX_SHIFT,
50 .vlimitto_timeout_shift = OMAP4430_TIMEOUT_SHIFT,
51 .vpvoltage_mask = OMAP4430_VPVOLTAGE_MASK,
52 .ops = &omap4_vp_ops,
53 };
54
55 struct omap_vp_instance omap4_vp_mpu = {
56 .id = OMAP4_VP_VDD_MPU_ID,
57 .common = &omap4_vp_common,
58 .vpconfig = OMAP4_PRM_VP_MPU_CONFIG_OFFSET,
59 .vstepmin = OMAP4_PRM_VP_MPU_VSTEPMIN_OFFSET,
60 .vstepmax = OMAP4_PRM_VP_MPU_VSTEPMAX_OFFSET,
61 .vlimitto = OMAP4_PRM_VP_MPU_VLIMITTO_OFFSET,
62 .vstatus = OMAP4_PRM_VP_MPU_STATUS_OFFSET,
63 .voltage = OMAP4_PRM_VP_MPU_VOLTAGE_OFFSET,
64 };
65
66 struct omap_vp_instance omap4_vp_iva = {
67 .id = OMAP4_VP_VDD_IVA_ID,
68 .common = &omap4_vp_common,
69 .vpconfig = OMAP4_PRM_VP_IVA_CONFIG_OFFSET,
70 .vstepmin = OMAP4_PRM_VP_IVA_VSTEPMIN_OFFSET,
71 .vstepmax = OMAP4_PRM_VP_IVA_VSTEPMAX_OFFSET,
72 .vlimitto = OMAP4_PRM_VP_IVA_VLIMITTO_OFFSET,
73 .vstatus = OMAP4_PRM_VP_IVA_STATUS_OFFSET,
74 .voltage = OMAP4_PRM_VP_IVA_VOLTAGE_OFFSET,
75 };
76
77 struct omap_vp_instance omap4_vp_core = {
78 .id = OMAP4_VP_VDD_CORE_ID,
79 .common = &omap4_vp_common,
80 .vpconfig = OMAP4_PRM_VP_CORE_CONFIG_OFFSET,
81 .vstepmin = OMAP4_PRM_VP_CORE_VSTEPMIN_OFFSET,
82 .vstepmax = OMAP4_PRM_VP_CORE_VSTEPMAX_OFFSET,
83 .vlimitto = OMAP4_PRM_VP_CORE_VLIMITTO_OFFSET,
84 .vstatus = OMAP4_PRM_VP_CORE_STATUS_OFFSET,
85 .voltage = OMAP4_PRM_VP_CORE_VOLTAGE_OFFSET,
86 };
87
88 struct omap_vp_param omap4_mpu_vp_data = {
89 .vddmin = OMAP4_VP_MPU_VLIMITTO_VDDMIN,
90 .vddmax = OMAP4_VP_MPU_VLIMITTO_VDDMAX,
91 };
92
93 struct omap_vp_param omap4_iva_vp_data = {
94 .vddmin = OMAP4_VP_IVA_VLIMITTO_VDDMIN,
95 .vddmax = OMAP4_VP_IVA_VLIMITTO_VDDMAX,
96 };
97
98 struct omap_vp_param omap4_core_vp_data = {
99 .vddmin = OMAP4_VP_CORE_VLIMITTO_VDDMIN,
100 .vddmax = OMAP4_VP_CORE_VLIMITTO_VDDMAX,
101 };
102
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