diff options
| author | Marc Kleine-Budde <mkl@pengutronix.de> | 2009-09-17 01:37:33 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-09-22 23:45:09 +0200 |
| commit | a7a1a05f9dc0308b1710c5a9545bb98ca250bb8d (patch) | |
| tree | 8e467226e3594f1496eac2363695e3e4d8aaf247 /arch/arm/mach-at91 | |
| parent | at91sam9263: add at91_can device to generic device definition (diff) | |
| download | linux-a7a1a05f9dc0308b1710c5a9545bb98ca250bb8d.tar.xz linux-a7a1a05f9dc0308b1710c5a9545bb98ca250bb8d.zip | |
at91sam9263ek: activate at91 CAN controller
This patch activates the at91 CAN controller for the at91sam9263ek
development board.
Signed-off-by: Hans J. Koch <hjk@linutronix.de>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Acked-by: Wolfgang Grandegger <wg@grandegger.com>
Acked-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/arm/mach-at91')
| -rw-r--r-- | arch/arm/mach-at91/board-sam9263ek.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c index 57d52528f224..e6268b3cbe8d 100644 --- a/arch/arm/mach-at91/board-sam9263ek.c +++ b/arch/arm/mach-at91/board-sam9263ek.c @@ -400,6 +400,23 @@ static struct gpio_led ek_pwm_led[] = { } }; +/* + * CAN + */ +static void sam9263ek_transceiver_switch(int on) +{ + if (on) { + at91_set_gpio_output(AT91_PIN_PA18, 1); /* CANRXEN */ + at91_set_gpio_output(AT91_PIN_PA19, 0); /* CANRS */ + } else { + at91_set_gpio_output(AT91_PIN_PA18, 0); /* CANRXEN */ + at91_set_gpio_output(AT91_PIN_PA19, 1); /* CANRS */ + } +} + +static struct at91_can_data ek_can_data = { + .transceiver_switch = sam9263ek_transceiver_switch, +}; static void __init ek_board_init(void) { @@ -431,6 +448,8 @@ static void __init ek_board_init(void) /* LEDs */ at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led)); + /* CAN */ + at91_add_device_can(&ek_can_data); } MACHINE_START(AT91SAM9263EK, "Atmel AT91SAM9263-EK") |