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 81 struct omap_vp_param omap3_mpu_vp_data = { 82 .vddmin = OMAP3430_VP1_VLIMITTO_VDDMIN, 83 .vddmax = OMAP3430_VP1_VLIMITTO_VDDMAX, 84 }; 85 86 struct omap_vp_param omap3_core_vp_data = { 87 .vddmin = OMAP3430_VP2_VLIMITTO_VDDMIN, 88 .vddmax = OMAP3430_VP2_VLIMITTO_VDDMAX, 89 }; 90