f32xbase/f32x/c2-ben.c

/*
 * f32x/c2-ben.c - Basic C2 messages, driver for Ben NanoNote
 *
 * Written 2010 by Werner Almesberger
 * Copyright 2010 Werner Almesberger
 *
 * 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.
 */


#include "gpio-xburst.h"
#include "c2-drv.h"


#define	POWER_OFF	3,  2	/* PD02, drive low to enable power */
#define C2CK		3,  8	/* PD08 */
#define C2D		3, 12	/* PD12 */


#include "c2-bitbang.c"


static void ben_init(int power)
{
	gpio_init();
	if (power)
		gpio_low(POWER_OFF);
	else
		gpio_high(POWER_OFF);
	c2_init();
	
}


struct c2_ops c2_ben = {
	.init		= ben_init,
	.reset		= c2_reset,
	.addr_write	= c2_addr_write,
	.addr_read	= c2_addr_read,
	.data_write	= c2_data_write,
	.data_read	= c2_data_read,
};