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https://github.com/torvalds/linux
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58aaa599a9
Add SoC specific PRM VP helper functions for checking and clearing the VP transaction done status. Longer term, these events should be handled by the forthcoming PRCM interrupt handler. Signed-off-by: Kevin Hilman <khilman@ti.com>
92 lines
3 KiB
C
92 lines
3 KiB
C
/*
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* OMAP3 Voltage Processor (VP) data
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*
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* Copyright (C) 2007, 2010 Texas Instruments, Inc.
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* Rajendra Nayak <rnayak@ti.com>
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* Lesly A M <x0080970@ti.com>
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* Thara Gopinath <thara@ti.com>
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*
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* Copyright (C) 2008, 2011 Nokia Corporation
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* Kalle Jokiniemi
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* Paul Walmsley
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/io.h>
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#include <linux/err.h>
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#include <linux/init.h>
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#include <plat/common.h>
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#include "prm44xx.h"
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#include "prm-regbits-44xx.h"
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#include "voltage.h"
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#include "vp.h"
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static const struct omap_vp_ops omap4_vp_ops = {
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.check_txdone = omap4_prm_vp_check_txdone,
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.clear_txdone = omap4_prm_vp_clear_txdone,
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};
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/*
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* VP data common to 44xx chips
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* XXX This stuff presumably belongs in the vp44xx.c or vp.c file.
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*/
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static const struct omap_vp_common_data omap4_vp_common = {
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.prm_mod = OMAP4430_PRM_DEVICE_INST,
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.vpconfig_erroroffset_shift = OMAP4430_ERROROFFSET_SHIFT,
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.vpconfig_errorgain_mask = OMAP4430_ERRORGAIN_MASK,
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.vpconfig_errorgain_shift = OMAP4430_ERRORGAIN_SHIFT,
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.vpconfig_initvoltage_shift = OMAP4430_INITVOLTAGE_SHIFT,
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.vpconfig_initvoltage_mask = OMAP4430_INITVOLTAGE_MASK,
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.vpconfig_timeouten = OMAP4430_TIMEOUTEN_MASK,
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.vpconfig_initvdd = OMAP4430_INITVDD_MASK,
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.vpconfig_forceupdate = OMAP4430_FORCEUPDATE_MASK,
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.vpconfig_vpenable = OMAP4430_VPENABLE_MASK,
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.vstepmin_smpswaittimemin_shift = OMAP4430_SMPSWAITTIMEMIN_SHIFT,
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.vstepmax_smpswaittimemax_shift = OMAP4430_SMPSWAITTIMEMAX_SHIFT,
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.vstepmin_stepmin_shift = OMAP4430_VSTEPMIN_SHIFT,
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.vstepmax_stepmax_shift = OMAP4430_VSTEPMAX_SHIFT,
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.vlimitto_vddmin_shift = OMAP4430_VDDMIN_SHIFT,
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.vlimitto_vddmax_shift = OMAP4430_VDDMAX_SHIFT,
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.vlimitto_timeout_shift = OMAP4430_TIMEOUT_SHIFT,
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.ops = &omap4_vp_ops,
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};
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struct omap_vp_instance_data omap4_vp_mpu_data = {
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.id = OMAP4_VP_VDD_MPU_ID,
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.vp_common = &omap4_vp_common,
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.vpconfig = OMAP4_PRM_VP_MPU_CONFIG_OFFSET,
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.vstepmin = OMAP4_PRM_VP_MPU_VSTEPMIN_OFFSET,
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.vstepmax = OMAP4_PRM_VP_MPU_VSTEPMAX_OFFSET,
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.vlimitto = OMAP4_PRM_VP_MPU_VLIMITTO_OFFSET,
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.vstatus = OMAP4_PRM_VP_MPU_STATUS_OFFSET,
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.voltage = OMAP4_PRM_VP_MPU_VOLTAGE_OFFSET,
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};
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struct omap_vp_instance_data omap4_vp_iva_data = {
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.id = OMAP4_VP_VDD_IVA_ID,
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.vp_common = &omap4_vp_common,
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.vpconfig = OMAP4_PRM_VP_IVA_CONFIG_OFFSET,
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.vstepmin = OMAP4_PRM_VP_IVA_VSTEPMIN_OFFSET,
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.vstepmax = OMAP4_PRM_VP_IVA_VSTEPMAX_OFFSET,
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.vlimitto = OMAP4_PRM_VP_IVA_VLIMITTO_OFFSET,
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.vstatus = OMAP4_PRM_VP_IVA_STATUS_OFFSET,
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.voltage = OMAP4_PRM_VP_IVA_VOLTAGE_OFFSET,
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};
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struct omap_vp_instance_data omap4_vp_core_data = {
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.id = OMAP4_VP_VDD_CORE_ID,
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.vp_common = &omap4_vp_common,
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.vpconfig = OMAP4_PRM_VP_CORE_CONFIG_OFFSET,
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.vstepmin = OMAP4_PRM_VP_CORE_VSTEPMIN_OFFSET,
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.vstepmax = OMAP4_PRM_VP_CORE_VSTEPMAX_OFFSET,
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.vlimitto = OMAP4_PRM_VP_CORE_VLIMITTO_OFFSET,
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.vstatus = OMAP4_PRM_VP_CORE_STATUS_OFFSET,
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.voltage = OMAP4_PRM_VP_CORE_VOLTAGE_OFFSET,
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};
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