diff options
Diffstat (limited to 'arch/arm/mach-at91/board-dt.c')
| -rw-r--r-- | arch/arm/mach-at91/board-dt.c | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/arch/arm/mach-at91/board-dt.c b/arch/arm/mach-at91/board-dt.c deleted file mode 100644 index bb6b434ec0c..00000000000 --- a/arch/arm/mach-at91/board-dt.c +++ /dev/null @@ -1,124 +0,0 @@ -/* - * Setup code for AT91SAM Evaluation Kits with Device Tree support - * - * Covers: * AT91SAM9G45-EKES board - * * AT91SAM9M10-EKES board - * * AT91SAM9M10G45-EK board - * - * Copyright (C) 2011 Atmel, - * 2011 Nicolas Ferre <nicolas.ferre@atmel.com> - * - * Licensed under GPLv2 or later. - */ - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/gpio.h> -#include <linux/irqdomain.h> -#include <linux/of_irq.h> -#include <linux/of_platform.h> - -#include <mach/hardware.h> -#include <mach/board.h> -#include <mach/system_rev.h> -#include <mach/at91sam9_smc.h> - -#include <asm/setup.h> -#include <asm/irq.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/irq.h> - -#include "sam9_smc.h" -#include "generic.h" - - -static void __init ek_init_early(void) -{ - /* Initialize processor: 12.000 MHz crystal */ - at91_initialize(12000000); - - /* DGBU on ttyS0. (Rx & Tx only) */ - at91_register_uart(0, 0, 0); - - /* set serial console to ttyS0 (ie, DBGU) */ - at91_set_serial_console(0); -} - -/* det_pin is not connected */ -static struct atmel_nand_data __initdata ek_nand_data = { - .ale = 21, - .cle = 22, - .det_pin = -EINVAL, - .rdy_pin = AT91_PIN_PC8, - .enable_pin = AT91_PIN_PC14, -}; - -static struct sam9_smc_config __initdata ek_nand_smc_config = { - .ncs_read_setup = 0, - .nrd_setup = 2, - .ncs_write_setup = 0, - .nwe_setup = 2, - - .ncs_read_pulse = 4, - .nrd_pulse = 4, - .ncs_write_pulse = 4, - .nwe_pulse = 4, - - .read_cycle = 7, - .write_cycle = 7, - - .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE, - .tdf_cycles = 3, -}; - -static void __init ek_add_device_nand(void) -{ - ek_nand_data.bus_width_16 = board_have_nand_16bit(); - /* setup bus-width (8 or 16) */ - if (ek_nand_data.bus_width_16) - ek_nand_smc_config.mode |= AT91_SMC_DBW_16; - else - ek_nand_smc_config.mode |= AT91_SMC_DBW_8; - - /* configure chip-select 3 (NAND) */ - sam9_smc_configure(0, 3, &ek_nand_smc_config); - - at91_add_device_nand(&ek_nand_data); -} - -static const struct of_device_id aic_of_match[] __initconst = { - { .compatible = "atmel,at91rm9200-aic", }, - {}, -}; - -static void __init at91_dt_init_irq(void) -{ - irq_domain_generate_simple(aic_of_match, 0xfffff000, 0); - at91_init_irq_default(); -} - -static void __init at91_dt_device_init(void) -{ - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); - - /* NAND */ - ek_add_device_nand(); -} - -static const char *at91_dt_board_compat[] __initdata = { - "atmel,at91sam9m10g45ek", - "calao,usb-a9g20", - NULL -}; - -DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM (Device Tree)") - /* Maintainer: Atmel */ - .timer = &at91sam926x_timer, - .map_io = at91_map_io, - .init_early = ek_init_early, - .init_irq = at91_dt_init_irq, - .init_machine = at91_dt_device_init, - .dt_compat = at91_dt_board_compat, -MACHINE_END |
