diff options
Diffstat (limited to 'arch/arm/mach-at91/at91sam9rl_devices.c')
-rw-r--r-- | arch/arm/mach-at91/at91sam9rl_devices.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c index 3f9fed4902b..87deb1e1b52 100644 --- a/arch/arm/mach-at91/at91sam9rl_devices.c +++ b/arch/arm/mach-at91/at91sam9rl_devices.c @@ -527,6 +527,51 @@ static void __init at91_add_device_tc(void) { } /* -------------------------------------------------------------------- + * Touchscreen + * -------------------------------------------------------------------- */ + +#if defined(CONFIG_TOUCHSCREEN_ATMEL_TSADCC) || defined(CONFIG_TOUCHSCREEN_ATMEL_TSADCC_MODULE) +static u64 tsadcc_dmamask = DMA_BIT_MASK(32); + +static struct resource tsadcc_resources[] = { + [0] = { + .start = AT91SAM9RL_BASE_TSC, + .end = AT91SAM9RL_BASE_TSC + SZ_16K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AT91SAM9RL_ID_TSC, + .end = AT91SAM9RL_ID_TSC, + .flags = IORESOURCE_IRQ, + } +}; + +static struct platform_device at91sam9rl_tsadcc_device = { + .name = "atmel_tsadcc", + .id = -1, + .dev = { + .dma_mask = &tsadcc_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + .resource = tsadcc_resources, + .num_resources = ARRAY_SIZE(tsadcc_resources), +}; + +void __init at91_add_device_tsadcc(void) +{ + at91_set_A_periph(AT91_PIN_PA17, 0); /* AD0_XR */ + at91_set_A_periph(AT91_PIN_PA18, 0); /* AD1_XL */ + at91_set_A_periph(AT91_PIN_PA19, 0); /* AD2_YT */ + at91_set_A_periph(AT91_PIN_PA20, 0); /* AD3_TB */ + + platform_device_register(&at91sam9rl_tsadcc_device); +} +#else +void __init at91_add_device_tsadcc(void) {} +#endif + + +/* -------------------------------------------------------------------- * RTC * -------------------------------------------------------------------- */ |