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/*
* Copyright (c) 2009 NVIDIA Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of the NVIDIA Corporation nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "nvodm_pmu_tps6586x_interrupt.h"
#include "nvodm_pmu_tps6586x_i2c.h"
#include "nvodm_pmu_tps6586x_supply_info_table.h"
#include "nvodm_services.h"
#include "nvodm_pmu_tps6586x_batterycharger.h"
/* INT_MASK3 */
#define TPS6586X_INT_BATT_INST 0x01
#define TPS6586X_INT_PACK_COLD_DET 0x02
#define TPS6586X_INT_PACK_HOT_DET 0x04
/* INT_MASK4 */
#define TPS6586X_INT_ALM2_INST 0x02
/* INT_MASK5 */
#define TPS6586X_INT_USB_DETECTION 0x04
#define TPS6586X_INT_AC_DETECTION 0x08
#define TPS6586X_INT_ALM1_DETECTION 0x10
#define TPS6586X_INT_LOWSYS_DETECTION 0x40
NvBool Tps6586xSetupInterrupt(NvOdmPmuDeviceHandle hDevice,
TPS6586xStatus *pmuStatus)
{
NvBool status = NV_FALSE;
NvU32 data = 0;
NV_ASSERT(hDevice);
NV_ASSERT(pmuStatus);
/* Init Pmu Status */
pmuStatus->lowBatt = NV_FALSE;
pmuStatus->highTemp = NV_FALSE;
if (!Tps6586xBatteryChargerMainChgPresent(hDevice,&status))
return NV_FALSE;
pmuStatus->mChgPresent = status;
/* Set up Interrupt Mask */
/* Mask1 */
data = 0xFF;
if(! Tps6586xI2cWrite8(hDevice, TPS6586x_RB0_INT_MASK1, data ))
return NV_FALSE;
/* Mask2 */
data = 0xFF;
if(! Tps6586xI2cWrite8(hDevice, TPS6586x_RB1_INT_MASK2, data ))
return NV_FALSE;
/* Mask3: Battery detction, etc */
data = 0;
data = (NvU32)~(TPS6586X_INT_BATT_INST|TPS6586X_INT_PACK_COLD_DET|TPS6586X_INT_PACK_HOT_DET);
if(! Tps6586xI2cWrite8(hDevice, TPS6586x_RB2_INT_MASK3, data ))
return NV_FALSE;
/* Mask4 */
data = 0xFF;
if(! Tps6586xI2cWrite8(hDevice, TPS6586x_RB3_INT_MASK4, data ))
return NV_FALSE;
/* Mask5: USB Detection; AC Detection; Low System detection; */
data = 0;
data = (NvU32) ~(TPS6586X_INT_USB_DETECTION|TPS6586X_INT_AC_DETECTION|TPS6586X_INT_LOWSYS_DETECTION);
if(! Tps6586xI2cWrite8(hDevice, TPS6586x_RB4_INT_MASK5, data ))
return NV_FALSE;
return NV_TRUE;
}
void Tps6586xInterruptHandler_int(NvOdmPmuDeviceHandle hDevice,
TPS6586xStatus *pmuStatus)
{
NvU32 data = 0;
/* INT_ACK1 */
if (!Tps6586xI2cRead8(hDevice, TPS6586x_RB5_INT_ACK1, &data))
{
return;
}
pmuStatus->powerGood = (data & 0xFF);
/* INT_ACK2 */
if (!Tps6586xI2cRead8(hDevice, TPS6586x_RB6_INT_ACK2, &data))
{
return;
}
pmuStatus->powerGood |= ((data & 0xFF)<<8);
/* INT_ACK3 */
if (!Tps6586xI2cRead8(hDevice, TPS6586x_RB7_INT_ACK3, &data))
{
return;
}
if (data != 0)
{
/* ACK_RTCALM1 */
if (data&0x01)
{
/* printk("%s ACK_RTC_ALM_1 detect!!!\n", __func__); */
}
/* ACK_CHGTEMP */
if (data&0x40)
{
pmuStatus->highTemp = NV_TRUE;
}
/* ACK_ACDET & ACK_USBDET */
if (data&0x0C)
{
pmuStatus->mChgPresent = NV_TRUE;
}
}
/* INT_ACK4 */
if (!Tps6586xI2cRead8(hDevice, TPS6586x_RB8_INT_ACK4, &data))
{
return;
}
if (data != 0)
{
/* ACK_RTCALM2 */
if (data&0x04)
{
/* printk("%s ACK_RTC_ALM_2 detect!!!\n", __func__); */
}
/* LOW SYS */
if (data&0x02)
{
pmuStatus->lowBatt = NV_TRUE;
}
}
}
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