root/arch/arm/mach-omap2/vp3xxx_data.c

   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 "prm-regbits-34xx.h"
  22 #include "voltage.h"
  23 
  24 #include "vp.h"
  25 #include "prm2xxx_3xxx.h"
  26 
  27 static const struct omap_vp_ops omap3_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 34xx/36xx chips
  34  * XXX This stuff presumably belongs in the vp3xxx.c or vp.c file.
  35  */
  36 static const struct omap_vp_common omap3_vp_common = {
  37         .vpconfig_erroroffset_mask = OMAP3430_ERROROFFSET_MASK,
  38         .vpconfig_errorgain_mask = OMAP3430_ERRORGAIN_MASK,
  39         .vpconfig_initvoltage_mask = OMAP3430_INITVOLTAGE_MASK,
  40         .vpconfig_timeouten = OMAP3430_TIMEOUTEN_MASK,
  41         .vpconfig_initvdd = OMAP3430_INITVDD_MASK,
  42         .vpconfig_forceupdate = OMAP3430_FORCEUPDATE_MASK,
  43         .vpconfig_vpenable = OMAP3430_VPENABLE_MASK,
  44         .vstepmin_smpswaittimemin_shift = OMAP3430_SMPSWAITTIMEMIN_SHIFT,
  45         .vstepmax_smpswaittimemax_shift = OMAP3430_SMPSWAITTIMEMAX_SHIFT,
  46         .vstepmin_stepmin_shift = OMAP3430_VSTEPMIN_SHIFT,
  47         .vstepmax_stepmax_shift = OMAP3430_VSTEPMAX_SHIFT,
  48         .vlimitto_vddmin_shift = OMAP3430_VDDMIN_SHIFT,
  49         .vlimitto_vddmax_shift = OMAP3430_VDDMAX_SHIFT,
  50         .vlimitto_timeout_shift = OMAP3430_TIMEOUT_SHIFT,
  51         .vpvoltage_mask = OMAP3430_VPVOLTAGE_MASK,
  52 
  53         .ops = &omap3_vp_ops,
  54 };
  55 
  56 struct omap_vp_instance omap3_vp_mpu = {
  57         .id = OMAP3_VP_VDD_MPU_ID,
  58         .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 };
  66 
  67 struct omap_vp_instance omap3_vp_core = {
  68         .id = OMAP3_VP_VDD_CORE_ID,
  69         .common = &omap3_vp_common,
  70         .vpconfig = OMAP3_PRM_VP2_CONFIG_OFFSET,
  71         .vstepmin = OMAP3_PRM_VP2_VSTEPMIN_OFFSET,
  72         .vstepmax = OMAP3_PRM_VP2_VSTEPMAX_OFFSET,
  73         .vlimitto = OMAP3_PRM_VP2_VLIMITTO_OFFSET,
  74         .vstatus = OMAP3_PRM_VP2_STATUS_OFFSET,
  75         .voltage = OMAP3_PRM_VP2_VOLTAGE_OFFSET,
  76 };
  77 
  78 struct omap_vp_param omap3_mpu_vp_data = {
  79         .vddmin                 = OMAP3430_VP1_VLIMITTO_VDDMIN,
  80         .vddmax                 = OMAP3430_VP1_VLIMITTO_VDDMAX,
  81 };
  82 
  83 struct omap_vp_param omap3_core_vp_data = {
  84         .vddmin                 = OMAP3430_VP2_VLIMITTO_VDDMIN,
  85         .vddmax                 = OMAP3430_VP2_VLIMITTO_VDDMAX,
  86 };