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 }; 87