[PATCH 1/3] at91sam9263: add at91_can device to generic device definition
Wolfgang Grandegger
wg at grandegger.com
Thu Sep 17 09:14:22 EDT 2009
Marc Kleine-Budde wrote:
> This patch adds the device definition for the at91_can device to
> the generic device definiton file for the at91sam9263.
>
> Signed-off-by: Hans J. Koch <hjk at linutronix.de>
> Signed-off-by: Marc Kleine-Budde <mkl at pengutronix.de>
> ---
> arch/arm/mach-at91/at91sam9263_devices.c | 36 ++++++++++++++++++++++++++++++
> arch/arm/mach-at91/include/mach/board.h | 6 +++++
> 2 files changed, 42 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
> index b7f2332..6026c2e 100644
> --- a/arch/arm/mach-at91/at91sam9263_devices.c
> +++ b/arch/arm/mach-at91/at91sam9263_devices.c
> @@ -757,6 +757,42 @@ void __init at91_add_device_ac97(struct atmel_ac97_data *data)
> void __init at91_add_device_ac97(struct atmel_ac97_data *data) {}
> #endif
>
> +/* --------------------------------------------------------------------
> + * CAN Controller
> + * -------------------------------------------------------------------- */
> +
> +#if defined(CONFIG_CAN_AT91) || defined(CONFIG_CAN_AT91_MODULE)
> +static struct resource can_resources[] = {
> + [0] = {
> + .start = AT91SAM9263_BASE_CAN,
> + .end = AT91SAM9263_BASE_CAN + SZ_16K - 1,
> + .flags = IORESOURCE_MEM,
> + },
> + [1] = {
> + .start = AT91SAM9263_ID_CAN,
> + .end = AT91SAM9263_ID_CAN,
> + .flags = IORESOURCE_IRQ,
> + },
> +};
> +
> +static struct platform_device at91sam9263_can_device = {
> + .name = "at91_can",
> + .id = -1,
> + .resource = can_resources,
> + .num_resources = ARRAY_SIZE(can_resources),
> +};
> +
> +void __init at91_add_device_can(struct at91_can_data *data)
> +{
> + at91_set_A_periph(AT91_PIN_PA13, 0); /* CANTX */
> + at91_set_A_periph(AT91_PIN_PA14, 0); /* CANRX */
> + at91sam9263_can_device.dev.platform_data = data;
> +
> + platform_device_register(&at91sam9263_can_device);
> +}
> +#else
> +void __init at91_add_device_can(struct at91_can_data *data) {}
> +#endif
>
> /* --------------------------------------------------------------------
> * LCD Controller
> diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
> index e6afff8..134731c 100644
> --- a/arch/arm/mach-at91/include/mach/board.h
> +++ b/arch/arm/mach-at91/include/mach/board.h
> @@ -179,6 +179,12 @@ extern void __init at91_add_device_isi(void);
> /* Touchscreen Controller */
> extern void __init at91_add_device_tsadcc(void);
>
> +/* CAN */
> +struct at91_can_data {
> + void (*transceiver_switch)(int on);
> +};
> +extern void __init at91_add_device_can(struct at91_can_data *data);
> +
> /* LEDs */
> extern void __init at91_init_leds(u8 cpu_led, u8 timer_led);
> extern void __init at91_gpio_leds(struct gpio_led *leds, int nr);
Acked-by: Wolfgang Grandegger <wg at grandegger.com>
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