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 <plat/common.h>
23 
24 #include "prm-regbits-34xx.h"
25 #include "voltage.h"
26 
27 #include "vp.h"
28 
29 /*
30  * VP data common to 34xx/36xx chips
31  * XXX This stuff presumably belongs in the vp3xxx.c or vp.c file.
32  */
33 static const struct omap_vp_common_data omap3_vp_common = {
34 	.vpconfig_erroroffset_shift = OMAP3430_ERROROFFSET_SHIFT,
35 	.vpconfig_errorgain_mask = OMAP3430_ERRORGAIN_MASK,
36 	.vpconfig_errorgain_shift = OMAP3430_ERRORGAIN_SHIFT,
37 	.vpconfig_initvoltage_shift = OMAP3430_INITVOLTAGE_SHIFT,
38 	.vpconfig_initvoltage_mask = OMAP3430_INITVOLTAGE_MASK,
39 	.vpconfig_timeouten = OMAP3430_TIMEOUTEN_MASK,
40 	.vpconfig_initvdd = OMAP3430_INITVDD_MASK,
41 	.vpconfig_forceupdate = OMAP3430_FORCEUPDATE_MASK,
42 	.vpconfig_vpenable = OMAP3430_VPENABLE_MASK,
43 	.vstepmin_smpswaittimemin_shift = OMAP3430_SMPSWAITTIMEMIN_SHIFT,
44 	.vstepmax_smpswaittimemax_shift = OMAP3430_SMPSWAITTIMEMAX_SHIFT,
45 	.vstepmin_stepmin_shift = OMAP3430_VSTEPMIN_SHIFT,
46 	.vstepmax_stepmax_shift = OMAP3430_VSTEPMAX_SHIFT,
47 	.vlimitto_vddmin_shift = OMAP3430_VDDMIN_SHIFT,
48 	.vlimitto_vddmax_shift = OMAP3430_VDDMAX_SHIFT,
49 	.vlimitto_timeout_shift = OMAP3430_TIMEOUT_SHIFT,
50 };
51 
52 static const struct omap_vp_prm_irqst_data omap3_vp1_prm_irqst_data = {
53 	.prm_irqst_reg = OMAP3_PRM_IRQSTATUS_MPU_OFFSET,
54 	.tranxdone_status = OMAP3430_VP1_TRANXDONE_ST_MASK,
55 };
56 
57 struct omap_vp_instance_data omap3_vp1_data = {
58 	.vp_common = &omap3_vp_common,
59 	.vpconfig = OMAP3_PRM_VP1_CONFIG_OFFSET,
60 	.vstepmin = OMAP3_PRM_VP1_VSTEPMIN_OFFSET,
61 	.vstepmax = OMAP3_PRM_VP1_VSTEPMAX_OFFSET,
62 	.vlimitto = OMAP3_PRM_VP1_VLIMITTO_OFFSET,
63 	.vstatus = OMAP3_PRM_VP1_STATUS_OFFSET,
64 	.voltage = OMAP3_PRM_VP1_VOLTAGE_OFFSET,
65 	.prm_irqst_data = &omap3_vp1_prm_irqst_data,
66 };
67 
68 static const struct omap_vp_prm_irqst_data omap3_vp2_prm_irqst_data = {
69 	.prm_irqst_reg = OMAP3_PRM_IRQSTATUS_MPU_OFFSET,
70 	.tranxdone_status = OMAP3430_VP2_TRANXDONE_ST_MASK,
71 };
72 
73 struct omap_vp_instance_data omap3_vp2_data = {
74 	.vp_common = &omap3_vp_common,
75 	.vpconfig = OMAP3_PRM_VP2_CONFIG_OFFSET,
76 	.vstepmin = OMAP3_PRM_VP2_VSTEPMIN_OFFSET,
77 	.vstepmax = OMAP3_PRM_VP2_VSTEPMAX_OFFSET,
78 	.vlimitto = OMAP3_PRM_VP2_VLIMITTO_OFFSET,
79 	.vstatus = OMAP3_PRM_VP2_STATUS_OFFSET,
80 	.voltage = OMAP3_PRM_VP2_VOLTAGE_OFFSET,
81 	.prm_irqst_data = &omap3_vp2_prm_irqst_data,
82 };
83