1 /*
2  * OMAP3 Voltage Processor (VP) 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 
18 #include <linux/io.h>
19 #include <linux/err.h>
20 #include <linux/init.h>
21 
22 #include "common.h"
23 
24 #include "prm-regbits-34xx.h"
25 #include "voltage.h"
26 
27 #include "vp.h"
28 #include "prm2xxx_3xxx.h"
29 
30 static const struct omap_vp_ops omap3_vp_ops = {
31 	.check_txdone = omap3_prm_vp_check_txdone,
32 	.clear_txdone = omap3_prm_vp_clear_txdone,
33 };
34 
35 /*
36  * VP data common to 34xx/36xx chips
37  * XXX This stuff presumably belongs in the vp3xxx.c or vp.c file.
38  */
39 static const struct omap_vp_common omap3_vp_common = {
40 	.vpconfig_erroroffset_mask = OMAP3430_ERROROFFSET_MASK,
41 	.vpconfig_errorgain_mask = OMAP3430_ERRORGAIN_MASK,
42 	.vpconfig_initvoltage_mask = OMAP3430_INITVOLTAGE_MASK,
43 	.vpconfig_timeouten = OMAP3430_TIMEOUTEN_MASK,
44 	.vpconfig_initvdd = OMAP3430_INITVDD_MASK,
45 	.vpconfig_forceupdate = OMAP3430_FORCEUPDATE_MASK,
46 	.vpconfig_vpenable = OMAP3430_VPENABLE_MASK,
47 	.vstepmin_smpswaittimemin_shift = OMAP3430_SMPSWAITTIMEMIN_SHIFT,
48 	.vstepmax_smpswaittimemax_shift = OMAP3430_SMPSWAITTIMEMAX_SHIFT,
49 	.vstepmin_stepmin_shift = OMAP3430_VSTEPMIN_SHIFT,
50 	.vstepmax_stepmax_shift = OMAP3430_VSTEPMAX_SHIFT,
51 	.vlimitto_vddmin_shift = OMAP3430_VDDMIN_SHIFT,
52 	.vlimitto_vddmax_shift = OMAP3430_VDDMAX_SHIFT,
53 	.vlimitto_timeout_shift = OMAP3430_TIMEOUT_SHIFT,
54 	.vpvoltage_mask = OMAP3430_VPVOLTAGE_MASK,
55 
56 	.ops = &omap3_vp_ops,
57 };
58 
59 struct omap_vp_instance omap3_vp_mpu = {
60 	.id = OMAP3_VP_VDD_MPU_ID,
61 	.common = &omap3_vp_common,
62 	.vpconfig = OMAP3_PRM_VP1_CONFIG_OFFSET,
63 	.vstepmin = OMAP3_PRM_VP1_VSTEPMIN_OFFSET,
64 	.vstepmax = OMAP3_PRM_VP1_VSTEPMAX_OFFSET,
65 	.vlimitto = OMAP3_PRM_VP1_VLIMITTO_OFFSET,
66 	.vstatus = OMAP3_PRM_VP1_STATUS_OFFSET,
67 	.voltage = OMAP3_PRM_VP1_VOLTAGE_OFFSET,
68 };
69 
70 struct omap_vp_instance omap3_vp_core = {
71 	.id = OMAP3_VP_VDD_CORE_ID,
72 	.common = &omap3_vp_common,
73 	.vpconfig = OMAP3_PRM_VP2_CONFIG_OFFSET,
74 	.vstepmin = OMAP3_PRM_VP2_VSTEPMIN_OFFSET,
75 	.vstepmax = OMAP3_PRM_VP2_VSTEPMAX_OFFSET,
76 	.vlimitto = OMAP3_PRM_VP2_VLIMITTO_OFFSET,
77 	.vstatus = OMAP3_PRM_VP2_STATUS_OFFSET,
78 	.voltage = OMAP3_PRM_VP2_VOLTAGE_OFFSET,
79 };
80