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/*
* (C) 2011 by Harald Welte <hwelte@hmw-consulting.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <errno.h>
#include <string.h>
#include <sys/types.h>
#include <AT91SAM7.h>
#include <lib_AT91SAM7.h>
#include <openpcd.h>
#include <simtrace_usb.h>
#include <os/usb_handler.h>
#include <os/dbgu.h>
#include <os/pio_irq.h>
#include "../simtrace.h"
#include "../openpcd.h"
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
void sim_switch_mode(int connect_io, int connect_misc)
{
if (connect_io)
AT91F_PIO_ClearOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_IO_SW);
else
AT91F_PIO_SetOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_IO_SW);
if (connect_misc)
AT91F_PIO_ClearOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_SC_SW);
else
AT91F_PIO_SetOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_SC_SW);
}
static void sw_sim_irq(u_int32_t pio)
{
if (!AT91F_PIO_IsInputSet(AT91C_BASE_PIOA, SIMTRACE_PIO_SW_SIM))
DEBUGPCR("SIM card inserted");
else
DEBUGPCR("SIM card removed");
}
static void vcc_phone_irq(u_int32_t pio)
{
if (!AT91F_PIO_IsInputSet(AT91C_BASE_PIOA, SIMTRACE_PIO_VCC_PHONE)) {
DEBUGPCR("VCC_PHONE off");
/* flush any pending req_ctx to make sure the next ATR
* will be aligned to position 0 */
iso_uart_flush();
} else
DEBUGPCR("VCC_PHONE on");
}
void sim_switch_init(void)
{
DEBUGPCR("ISO_SW Initializing");
/* make sure we get clock from the power management controller */
AT91F_US0_CfgPMC();
/* configure both signals as output */
AT91F_PIO_CfgOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_SC_SW |
SIMTRACE_PIO_IO_SW);
/* configure sim card detect */
AT91F_PIO_CfgInput(AT91C_BASE_PIOA, SIMTRACE_PIO_SW_SIM);
AT91F_PIO_CfgInputFilter(AT91C_BASE_PIOA, SIMTRACE_PIO_SW_SIM);
pio_irq_register(SIMTRACE_PIO_SW_SIM, &sw_sim_irq);
pio_irq_enable(SIMTRACE_PIO_SW_SIM);
/* configure VCC_PHONE detection */
AT91F_PIO_CfgInput(AT91C_BASE_PIOA, SIMTRACE_PIO_VCC_PHONE);
AT91F_PIO_CfgPullupDis(AT91C_BASE_PIOA, SIMTRACE_PIO_VCC_PHONE);
AT91F_PIO_CfgInputFilter(AT91C_BASE_PIOA, SIMTRACE_PIO_VCC_PHONE);
pio_irq_register(SIMTRACE_PIO_VCC_PHONE, &vcc_phone_irq);
pio_irq_enable(SIMTRACE_PIO_VCC_PHONE);
#if 0
AT91F_ADC_CfgPMC();
AT91F_ADC_EnableChannel(AT91C_BASE_ADC, AT91C_ADC_CH7);
#endif
}
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