projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 49fe2ba3 NF |
1 | /* |
| 2 | * Setup code for AT91SAM Evaluation Kits with Device Tree support | |
| 3 | * | |
| 49fe2ba3 NF |
4 | * Copyright (C) 2011 Atmel, |
| 5 | * 2011 Nicolas Ferre <nicolas.ferre@atmel.com> | |
| 6 | * | |
| 7 | * Licensed under GPLv2 or later. | |
| 8 | */ | |
| 9 | ||
| 10 | #include <linux/types.h> | |
| 11 | #include <linux/init.h> | |
| 12 | #include <linux/module.h> | |
| 13 | #include <linux/gpio.h> | |
| 8014d6f4 NF |
14 | #include <linux/of.h> |
| 15 | #include <linux/of_irq.h> | |
| 49fe2ba3 NF |
16 | #include <linux/of_platform.h> |
| 17 | ||
| 49fe2ba3 NF |
18 | #include <asm/setup.h> |
| 19 | #include <asm/irq.h> | |
| 20 | #include <asm/mach/arch.h> | |
| 21 | #include <asm/mach/map.h> | |
| 22 | #include <asm/mach/irq.h> | |
| 23 | ||
| a510b9ba | 24 | #include "at91_aic.h" |
| 43d2f532 | 25 | #include "board.h" |
| 49fe2ba3 NF |
26 | #include "generic.h" |
| 27 | ||
| 28 | ||
| 8014d6f4 NF |
29 | static const struct of_device_id irq_of_match[] __initconst = { |
| 30 | ||
| 31 | { .compatible = "atmel,at91rm9200-aic", .data = at91_aic_of_init }, | |
| 32 | { .compatible = "atmel,at91rm9200-gpio", .data = at91_gpio_of_irq_setup }, | |
| 582d5fbd | 33 | { .compatible = "atmel,at91sam9x5-gpio", .data = at91_gpio_of_irq_setup }, |
| 8014d6f4 NF |
34 | { /*sentinel*/ } |
| 35 | }; | |
| 36 | ||
| 49fe2ba3 NF |
37 | static void __init at91_dt_init_irq(void) |
| 38 | { | |
| 8014d6f4 | 39 | of_irq_init(irq_of_match); |
| 49fe2ba3 NF |
40 | } |
| 41 | ||
| 42 | static void __init at91_dt_device_init(void) | |
| 43 | { | |
| 44 | of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); | |
| 49fe2ba3 NF |
45 | } |
| 46 | ||
| 47 | static const char *at91_dt_board_compat[] __initdata = { | |
| 7c8a98c8 | 48 | "atmel,at91sam9", |
| 49fe2ba3 NF |
49 | NULL |
| 50 | }; | |
| 51 | ||
| 52 | DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM (Device Tree)") | |
| 53 | /* Maintainer: Atmel */ | |
| 54 | .timer = &at91sam926x_timer, | |
| 55 | .map_io = at91_map_io, | |
| 3e135466 | 56 | .handle_irq = at91_aic_handle_irq, |
| 2b11ea5b | 57 | .init_early = at91_dt_initialize, |
| 49fe2ba3 NF |
58 | .init_irq = at91_dt_init_irq, |
| 59 | .init_machine = at91_dt_device_init, | |
| 60 | .dt_compat = at91_dt_board_compat, | |
| 61 | MACHINE_END |