@@ -27,7 +27,6 @@
#include <linux/mtd/partitions.h>
-
/*
* This uses SPI to talk with an "AVR Butterfly", which is a $US20 card
* with a battery powered AVR microcontroller and lots of goodies. You
@@ -37,7 +36,6 @@
* and use this custom parallel port cable.
*/
-
/* DATA output bits (pins 2..9 == D0..D7) */
#define butterfly_nreset (1 << 1) /* pin 3 */
@@ -52,14 +50,11 @@
/* CONTROL output bits */
#define spi_cs_bit PARPORT_CONTROL_SELECT /* pin 17 */
-
-
static inline struct butterfly *spidev_to_pp(struct spi_device *spi)
{
return spi->controller_data;
}
-
struct butterfly {
/* REVISIT ... for now, this must be first */
struct spi_bitbang bitbang;
@@ -140,7 +135,6 @@ static void butterfly_chipselect(struct spi_device *spi, int value)
parport_frob_control(pp->port, spi_cs_bit, value ? spi_cs_bit : 0);
}
-
/* we only needed to implement one mode here, and choose SPI_MODE_0 */
#define spidelay(X) do { } while (0)
@@ -186,7 +180,6 @@ static struct flash_platform_data flash = {
.nr_parts = ARRAY_SIZE(partitions),
};
-
/* REVISIT remove this ugly global and its "only one" limitation */
static struct butterfly *butterfly;
@@ -262,7 +255,6 @@ static void butterfly_attach(struct parport *p)
parport_write_data(pp->port, pp->lastbyte);
msleep(100);
-
/*
* Start SPI ... for now, hide that we're two physical busses.
*/
@@ -334,7 +326,6 @@ static struct parport_driver butterfly_driver = {
.detach = butterfly_detach,
};
-
static int __init butterfly_init(void)
{
return parport_register_driver(&butterfly_driver);