Blackfin: blackstamp: convert eth/flash swap logic to gpio framework

Rather than bang MMRs directly, use the new portmux framework to handle
the details.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2010-06-02 06:19:19 -04:00
parent 6cfcf5840b
commit 7d44f5ec9e

View file

@ -13,7 +13,7 @@
#include <common.h>
#include <netdev.h>
#include <asm/io.h>
#include <asm/gpio.h>
DECLARE_GLOBAL_DATA_PTR;
@ -27,14 +27,8 @@ int checkboard(void)
#ifdef SHARED_RESOURCES
void swap_to(int device_id)
{
bfin_write_FIO_DIR(bfin_read_FIO_DIR() | PF0);
SSYNC();
if (device_id == ETHERNET)
bfin_write_FIO_FLAG_S(PF0);
else if (device_id == FLASH)
bfin_write_FIO_FLAG_C(PF0);
else
printf("Unknown device to switch\n");
gpio_request(GPIO_PF0, "eth_flash_swap");
gpio_direction_output(GPIO_PF0, device_id == ETHERNET);
SSYNC();
}
#endif