| board_tsc4370.c (185539) | board_tsc4370.c (238189) |
|---|---|
| 1/*- 2 * Copyright (c) 2005-2008 Olivier Houchard. All rights reserved. 3 * Copyright (c) 2005-2008 Warner Losh. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2005-2008 Olivier Houchard. All rights reserved. 3 * Copyright (c) 2005-2008 Warner Losh. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> |
| 28__FBSDID("$FreeBSD: head/sys/arm/at91/board_tsc4370.c 185539 2008-12-02 02:26:15Z peter $"); | 28__FBSDID("$FreeBSD: head/sys/arm/at91/board_tsc4370.c 238189 2012-07-07 05:02:39Z imp $"); |
| 29#include <sys/param.h> 30#include <sys/systm.h> 31 | 29#include <sys/param.h> 30#include <sys/systm.h> 31 |
| 32#include <machine/board.h> |
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| 32#include <arm/at91/at91board.h> 33#include <arm/at91/at91rm92reg.h> 34#include <arm/at91/at91_piovar.h> 35#include <arm/at91/at91_pio_rm9200.h> 36 | 33#include <arm/at91/at91board.h> 34#include <arm/at91/at91rm92reg.h> 35#include <arm/at91/at91_piovar.h> 36#include <arm/at91/at91_pio_rm9200.h> 37 |
| 37long | 38BOARD_INIT long |
| 38board_init(void) 39{ 40 /* 41 * Since the USART supports RS-485 multidrop mode, it allows the 42 * TX pins to float. However, for RS-232 operations, we don't want 43 * these pins to float. Instead, they should be pulled up to avoid 44 * mismatches. Linux does something similar when it configures the 45 * TX lines. This implies that we also allow the RX lines to float --- 22 unchanged lines hidden (view full) --- 68 at91_pio_use_gpio(AT91RM92_PIOA_BASE, AT91C_PIO_PA24); 69 at91_pio_gpio_output(AT91RM92_PIOA_BASE, AT91C_PIO_PA24, 0); 70 at91_pio_gpio_clear(AT91RM92_PIOA_BASE, AT91C_PIO_PA24); 71 at91_pio_use_gpio(AT91RM92_PIOB_BASE, 72 AT91C_PIO_PB16 | AT91C_PIO_PB17 | AT91C_PIO_PB18 | AT91C_PIO_PB19); 73 74 return (at91_ramsize()); 75} | 39board_init(void) 40{ 41 /* 42 * Since the USART supports RS-485 multidrop mode, it allows the 43 * TX pins to float. However, for RS-232 operations, we don't want 44 * these pins to float. Instead, they should be pulled up to avoid 45 * mismatches. Linux does something similar when it configures the 46 * TX lines. This implies that we also allow the RX lines to float --- 22 unchanged lines hidden (view full) --- 69 at91_pio_use_gpio(AT91RM92_PIOA_BASE, AT91C_PIO_PA24); 70 at91_pio_gpio_output(AT91RM92_PIOA_BASE, AT91C_PIO_PA24, 0); 71 at91_pio_gpio_clear(AT91RM92_PIOA_BASE, AT91C_PIO_PA24); 72 at91_pio_use_gpio(AT91RM92_PIOB_BASE, 73 AT91C_PIO_PB16 | AT91C_PIO_PB17 | AT91C_PIO_PB18 | AT91C_PIO_PB19); 74 75 return (at91_ramsize()); 76} |
| 77 78ARM_BOARD(NONE, "TSC4370 Controller Board"); |
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