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eb982001db
This patch moves the ti-soc-thermal driver out of the staging tree to the thermal tree. Cc: Grant Likely <grant.likely@linaro.org> Cc: Rob Herring <rob.herring@calxeda.com> Cc: Rob Landley <rob@landley.net> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Zhang Rui <rui.zhang@intel.com> Cc: Eduardo Valentin <eduardo.valentin@ti.com> Cc: J Keerthy <j-keerthy@ti.com> Cc: Radhesh Fadnis <radhesh.fadnis@ti.com> Cc: Cyril Roelandt <tipecaml@gmail.com> Cc: devicetree-discuss@lists.ozlabs.org Cc: linux-doc@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: devel@driverdev.osuosl.org Cc: linux-pm@vger.kernel.org Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com> Signed-off-by: Zhang Rui <rui.zhang@intel.com>
176 lines
5.1 KiB
C
176 lines
5.1 KiB
C
/*
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* OMAP4xxx bandgap registers, bitfields and temperature definitions
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*
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* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
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* Contact:
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* Eduardo Valentin <eduardo.valentin@ti.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#ifndef __OMAP4XXX_BANDGAP_H
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#define __OMAP4XXX_BANDGAP_H
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/**
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* *** OMAP4430 ***
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*
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* Below, in sequence, are the Register definitions,
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* the bitfields and the temperature definitions for OMAP4430.
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*/
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/**
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* OMAP4430 register definitions
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*
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* Registers are defined as offsets. The offsets are
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* relative to FUSE_OPP_BGAP on 4430.
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*/
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/* OMAP4430.FUSE_OPP_BGAP */
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#define OMAP4430_FUSE_OPP_BGAP 0x0
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/* OMAP4430.TEMP_SENSOR */
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#define OMAP4430_TEMP_SENSOR_CTRL_OFFSET 0xCC
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/**
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* Register and bit definitions for OMAP4430
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*
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* All the macros bellow define the required bits for
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* controlling temperature on OMAP4430. Bit defines are
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* grouped by register.
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*/
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/* OMAP4430.TEMP_SENSOR bits */
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#define OMAP4430_BGAP_TEMPSOFF_MASK BIT(12)
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#define OMAP4430_BGAP_TSHUT_MASK BIT(11)
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#define OMAP4430_SINGLE_MODE_MASK BIT(10)
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#define OMAP4430_BGAP_TEMP_SENSOR_SOC_MASK BIT(9)
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#define OMAP4430_BGAP_TEMP_SENSOR_EOCZ_MASK BIT(8)
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#define OMAP4430_BGAP_TEMP_SENSOR_DTEMP_MASK (0xff << 0)
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/**
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* Temperature limits and thresholds for OMAP4430
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*
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* All the macros bellow are definitions for handling the
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* ADC conversions and representation of temperature limits
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* and thresholds for OMAP4430.
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*/
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/* ADC conversion table limits */
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#define OMAP4430_ADC_START_VALUE 0
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#define OMAP4430_ADC_END_VALUE 127
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/* bandgap clock limits (no control on 4430) */
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#define OMAP4430_MAX_FREQ 32768
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#define OMAP4430_MIN_FREQ 32768
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/* sensor limits */
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#define OMAP4430_MIN_TEMP -40000
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#define OMAP4430_MAX_TEMP 125000
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#define OMAP4430_HYST_VAL 5000
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/**
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* *** OMAP4460 *** Applicable for OMAP4470
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*
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* Below, in sequence, are the Register definitions,
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* the bitfields and the temperature definitions for OMAP4460.
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*/
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/**
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* OMAP4460 register definitions
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*
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* Registers are defined as offsets. The offsets are
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* relative to FUSE_OPP_BGAP on 4460.
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*/
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/* OMAP4460.FUSE_OPP_BGAP */
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#define OMAP4460_FUSE_OPP_BGAP 0x0
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/* OMAP4460.TEMP_SENSOR */
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#define OMAP4460_TEMP_SENSOR_CTRL_OFFSET 0xCC
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/* OMAP4460.BANDGAP_CTRL */
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#define OMAP4460_BGAP_CTRL_OFFSET 0x118
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/* OMAP4460.BANDGAP_COUNTER */
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#define OMAP4460_BGAP_COUNTER_OFFSET 0x11C
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/* OMAP4460.BANDGAP_THRESHOLD */
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#define OMAP4460_BGAP_THRESHOLD_OFFSET 0x120
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/* OMAP4460.TSHUT_THRESHOLD */
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#define OMAP4460_BGAP_TSHUT_OFFSET 0x124
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/* OMAP4460.BANDGAP_STATUS */
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#define OMAP4460_BGAP_STATUS_OFFSET 0x128
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/**
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* Register bitfields for OMAP4460
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*
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* All the macros bellow define the required bits for
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* controlling temperature on OMAP4460. Bit defines are
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* grouped by register.
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*/
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/* OMAP4460.TEMP_SENSOR bits */
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#define OMAP4460_BGAP_TEMPSOFF_MASK BIT(13)
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#define OMAP4460_BGAP_TEMP_SENSOR_SOC_MASK BIT(11)
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#define OMAP4460_BGAP_TEMP_SENSOR_EOCZ_MASK BIT(10)
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#define OMAP4460_BGAP_TEMP_SENSOR_DTEMP_MASK (0x3ff << 0)
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/* OMAP4460.BANDGAP_CTRL bits */
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#define OMAP4460_SINGLE_MODE_MASK BIT(31)
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#define OMAP4460_MASK_HOT_MASK BIT(1)
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#define OMAP4460_MASK_COLD_MASK BIT(0)
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/* OMAP4460.BANDGAP_COUNTER bits */
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#define OMAP4460_COUNTER_MASK (0xffffff << 0)
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/* OMAP4460.BANDGAP_THRESHOLD bits */
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#define OMAP4460_T_HOT_MASK (0x3ff << 16)
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#define OMAP4460_T_COLD_MASK (0x3ff << 0)
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/* OMAP4460.TSHUT_THRESHOLD bits */
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#define OMAP4460_TSHUT_HOT_MASK (0x3ff << 16)
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#define OMAP4460_TSHUT_COLD_MASK (0x3ff << 0)
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/* OMAP4460.BANDGAP_STATUS bits */
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#define OMAP4460_CLEAN_STOP_MASK BIT(3)
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#define OMAP4460_BGAP_ALERT_MASK BIT(2)
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#define OMAP4460_HOT_FLAG_MASK BIT(1)
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#define OMAP4460_COLD_FLAG_MASK BIT(0)
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/**
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* Temperature limits and thresholds for OMAP4460
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*
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* All the macros bellow are definitions for handling the
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* ADC conversions and representation of temperature limits
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* and thresholds for OMAP4460.
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*/
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/* ADC conversion table limits */
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#define OMAP4460_ADC_START_VALUE 530
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#define OMAP4460_ADC_END_VALUE 932
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/* bandgap clock limits */
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#define OMAP4460_MAX_FREQ 1500000
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#define OMAP4460_MIN_FREQ 1000000
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/* sensor limits */
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#define OMAP4460_MIN_TEMP -40000
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#define OMAP4460_MAX_TEMP 123000
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#define OMAP4460_HYST_VAL 5000
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/* interrupts thresholds */
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#define OMAP4460_TSHUT_HOT 900 /* 122 deg C */
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#define OMAP4460_TSHUT_COLD 895 /* 100 deg C */
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#define OMAP4460_T_HOT 800 /* 73 deg C */
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#define OMAP4460_T_COLD 795 /* 71 deg C */
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#endif /* __OMAP4XXX_BANDGAP_H */
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