bea30ed65f
Reading the VPVOLTAGE field of PRM_VP_*_VOLTAGE registers currently relies on a u32 -> u8 conversion to mask off the FORCEUPDATEWAIT field in the upper bits. Make this explicit using the mask symbol already defined, added as a new field in struct omap_vp_common. Signed-off-by: Todd Poynor <toddpoynor@google.com> Signed-off-by: Kevin Hilman <khilman@ti.com>
89 lines
2.8 KiB
C
89 lines
2.8 KiB
C
/*
|
|
* OMAP3 Voltage Processor (VP) data
|
|
*
|
|
* Copyright (C) 2007, 2010 Texas Instruments, Inc.
|
|
* Rajendra Nayak <rnayak@ti.com>
|
|
* Lesly A M <x0080970@ti.com>
|
|
* Thara Gopinath <thara@ti.com>
|
|
*
|
|
* Copyright (C) 2008, 2011 Nokia Corporation
|
|
* Kalle Jokiniemi
|
|
* Paul Walmsley
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <linux/io.h>
|
|
#include <linux/err.h>
|
|
#include <linux/init.h>
|
|
|
|
#include <plat/common.h>
|
|
|
|
#include "prm44xx.h"
|
|
#include "prm-regbits-44xx.h"
|
|
#include "voltage.h"
|
|
|
|
#include "vp.h"
|
|
|
|
static const struct omap_vp_ops omap4_vp_ops = {
|
|
.check_txdone = omap4_prm_vp_check_txdone,
|
|
.clear_txdone = omap4_prm_vp_clear_txdone,
|
|
};
|
|
|
|
/*
|
|
* VP data common to 44xx chips
|
|
* XXX This stuff presumably belongs in the vp44xx.c or vp.c file.
|
|
*/
|
|
static const struct omap_vp_common omap4_vp_common = {
|
|
.vpconfig_erroroffset_mask = OMAP4430_ERROROFFSET_MASK,
|
|
.vpconfig_errorgain_mask = OMAP4430_ERRORGAIN_MASK,
|
|
.vpconfig_initvoltage_mask = OMAP4430_INITVOLTAGE_MASK,
|
|
.vpconfig_timeouten = OMAP4430_TIMEOUTEN_MASK,
|
|
.vpconfig_initvdd = OMAP4430_INITVDD_MASK,
|
|
.vpconfig_forceupdate = OMAP4430_FORCEUPDATE_MASK,
|
|
.vpconfig_vpenable = OMAP4430_VPENABLE_MASK,
|
|
.vstepmin_smpswaittimemin_shift = OMAP4430_SMPSWAITTIMEMIN_SHIFT,
|
|
.vstepmax_smpswaittimemax_shift = OMAP4430_SMPSWAITTIMEMAX_SHIFT,
|
|
.vstepmin_stepmin_shift = OMAP4430_VSTEPMIN_SHIFT,
|
|
.vstepmax_stepmax_shift = OMAP4430_VSTEPMAX_SHIFT,
|
|
.vlimitto_vddmin_shift = OMAP4430_VDDMIN_SHIFT,
|
|
.vlimitto_vddmax_shift = OMAP4430_VDDMAX_SHIFT,
|
|
.vlimitto_timeout_shift = OMAP4430_TIMEOUT_SHIFT,
|
|
.vpvoltage_mask = OMAP4430_VPVOLTAGE_MASK,
|
|
.ops = &omap4_vp_ops,
|
|
};
|
|
|
|
struct omap_vp_instance omap4_vp_mpu = {
|
|
.id = OMAP4_VP_VDD_MPU_ID,
|
|
.common = &omap4_vp_common,
|
|
.vpconfig = OMAP4_PRM_VP_MPU_CONFIG_OFFSET,
|
|
.vstepmin = OMAP4_PRM_VP_MPU_VSTEPMIN_OFFSET,
|
|
.vstepmax = OMAP4_PRM_VP_MPU_VSTEPMAX_OFFSET,
|
|
.vlimitto = OMAP4_PRM_VP_MPU_VLIMITTO_OFFSET,
|
|
.vstatus = OMAP4_PRM_VP_MPU_STATUS_OFFSET,
|
|
.voltage = OMAP4_PRM_VP_MPU_VOLTAGE_OFFSET,
|
|
};
|
|
|
|
struct omap_vp_instance omap4_vp_iva = {
|
|
.id = OMAP4_VP_VDD_IVA_ID,
|
|
.common = &omap4_vp_common,
|
|
.vpconfig = OMAP4_PRM_VP_IVA_CONFIG_OFFSET,
|
|
.vstepmin = OMAP4_PRM_VP_IVA_VSTEPMIN_OFFSET,
|
|
.vstepmax = OMAP4_PRM_VP_IVA_VSTEPMAX_OFFSET,
|
|
.vlimitto = OMAP4_PRM_VP_IVA_VLIMITTO_OFFSET,
|
|
.vstatus = OMAP4_PRM_VP_IVA_STATUS_OFFSET,
|
|
.voltage = OMAP4_PRM_VP_IVA_VOLTAGE_OFFSET,
|
|
};
|
|
|
|
struct omap_vp_instance omap4_vp_core = {
|
|
.id = OMAP4_VP_VDD_CORE_ID,
|
|
.common = &omap4_vp_common,
|
|
.vpconfig = OMAP4_PRM_VP_CORE_CONFIG_OFFSET,
|
|
.vstepmin = OMAP4_PRM_VP_CORE_VSTEPMIN_OFFSET,
|
|
.vstepmax = OMAP4_PRM_VP_CORE_VSTEPMAX_OFFSET,
|
|
.vlimitto = OMAP4_PRM_VP_CORE_VLIMITTO_OFFSET,
|
|
.vstatus = OMAP4_PRM_VP_CORE_STATUS_OFFSET,
|
|
.voltage = OMAP4_PRM_VP_CORE_VOLTAGE_OFFSET,
|
|
};
|