hackrf/firmware/common/max5864_target.c
2022-09-23 14:46:52 -04:00

43 lines
1.5 KiB
C

/*
* Copyright 2014-2022 Great Scott Gadgets <info@greatscottgadgets.com>
* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
*
* This file is part of HackRF.
*
* 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, 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "max5864_target.h"
#include <libopencm3/lpc43xx/scu.h>
#include "hackrf_core.h"
void max5864_target_init(max5864_driver_t* const drv)
{
(void) drv;
/* Configure SSP1 Peripheral (to be moved later in SSP driver) */
scu_pinmux(SCU_SSP1_CIPO, (SCU_SSP_IO | SCU_CONF_FUNCTION5));
scu_pinmux(SCU_SSP1_COPI, (SCU_SSP_IO | SCU_CONF_FUNCTION5));
scu_pinmux(SCU_SSP1_SCK, (SCU_SSP_IO | SCU_CONF_FUNCTION1));
/*
* Configure CS_AD pin to keep the MAX5864 SPI disabled while we use the
* SPI bus for the MAX2837. FIXME: this should probably be somewhere else.
*/
scu_pinmux(SCU_AD_CS, SCU_GPIO_FAST);
}