diff options
Diffstat (limited to 'arch/arm/mach-at91/board-usb-a926x.c')
-rw-r--r-- | arch/arm/mach-at91/board-usb-a926x.c | 384 |
1 files changed, 0 insertions, 384 deletions
diff --git a/arch/arm/mach-at91/board-usb-a926x.c b/arch/arm/mach-at91/board-usb-a926x.c deleted file mode 100644 index 2487d944a1bc..000000000000 --- a/arch/arm/mach-at91/board-usb-a926x.c +++ /dev/null @@ -1,384 +0,0 @@ -/* - * linux/arch/arm/mach-at91/board-usb-a926x.c - * - * Copyright (C) 2005 SAN People - * Copyright (C) 2007 Atmel Corporation. - * Copyright (C) 2007 Calao-systems - * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/mm.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/spi/spi.h> -#include <linux/gpio_keys.h> -#include <linux/gpio.h> -#include <linux/input.h> -#include <linux/spi/mmc_spi.h> - -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/irq.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/irq.h> - -#include <mach/hardware.h> -#include <mach/at91sam9_smc.h> - -#include "at91_aic.h" -#include "at91_shdwc.h" -#include "board.h" -#include "sam9_smc.h" -#include "generic.h" - - -static void __init ek_init_early(void) -{ - /* Initialize processor: 12.00 MHz crystal */ - at91_initialize(12000000); -} - -/* - * USB Host port - */ -static struct at91_usbh_data __initdata ek_usbh_data = { - .ports = 2, - .vbus_pin = {-EINVAL, -EINVAL}, - .overcurrent_pin= {-EINVAL, -EINVAL}, -}; - -/* - * USB Device port - */ -static struct at91_udc_data __initdata ek_udc_data = { - .vbus_pin = AT91_PIN_PB11, - .pullup_pin = -EINVAL, /* pull-up driven by UDC */ -}; - -static void __init ek_add_device_udc(void) -{ - if (machine_is_usb_a9260() || machine_is_usb_a9g20()) - ek_udc_data.vbus_pin = AT91_PIN_PC5; - - at91_add_device_udc(&ek_udc_data); -} - -#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) -#define MMC_SPI_CARD_DETECT_INT AT91_PIN_PC4 -static int at91_mmc_spi_init(struct device *dev, - irqreturn_t (*detect_int)(int, void *), void *data) -{ - /* Configure Interrupt pin as input, no pull-up */ - at91_set_gpio_input(MMC_SPI_CARD_DETECT_INT, 0); - return request_irq(gpio_to_irq(MMC_SPI_CARD_DETECT_INT), detect_int, - IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING, - "mmc-spi-detect", data); -} - -static void at91_mmc_spi_exit(struct device *dev, void *data) -{ - free_irq(gpio_to_irq(MMC_SPI_CARD_DETECT_INT), data); -} - -static struct mmc_spi_platform_data at91_mmc_spi_pdata = { - .init = at91_mmc_spi_init, - .exit = at91_mmc_spi_exit, - .detect_delay = 100, /* msecs */ -}; -#endif - -/* - * SPI devices. - */ -static struct spi_board_info usb_a9263_spi_devices[] = { - { /* DataFlash chip */ - .modalias = "mtd_dataflash", - .chip_select = 0, - .max_speed_hz = 15 * 1000 * 1000, - .bus_num = 0, - } -}; - -static struct spi_board_info usb_a9g20_spi_devices[] = { -#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) - { - .modalias = "mmc_spi", - .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 1, - .chip_select = 0, - .platform_data = &at91_mmc_spi_pdata, - .mode = SPI_MODE_3, - }, -#endif -}; - -static void __init ek_add_device_spi(void) -{ - if (machine_is_usb_a9263()) - at91_add_device_spi(usb_a9263_spi_devices, ARRAY_SIZE(usb_a9263_spi_devices)); - else if (machine_is_usb_a9g20()) - at91_add_device_spi(usb_a9g20_spi_devices, ARRAY_SIZE(usb_a9g20_spi_devices)); -} - -/* - * MACB Ethernet device - */ -static struct macb_platform_data __initdata ek_macb_data = { - .phy_irq_pin = AT91_PIN_PE31, - .is_rmii = 1, -}; - -static void __init ek_add_device_eth(void) -{ - if (machine_is_usb_a9260() || machine_is_usb_a9g20()) - ek_macb_data.phy_irq_pin = AT91_PIN_PA31; - - at91_add_device_eth(&ek_macb_data); -} - -/* - * NAND flash - */ -static struct mtd_partition __initdata ek_nand_partition[] = { - { - .name = "barebox", - .offset = 0, - .size = 3 * SZ_128K, - }, { - .name = "bareboxenv", - .offset = MTDPART_OFS_NXTBLK, - .size = SZ_128K, - }, { - .name = "bareboxenv2", - .offset = MTDPART_OFS_NXTBLK, - .size = SZ_128K, - }, { - .name = "oftree", - .offset = MTDPART_OFS_NXTBLK, - .size = SZ_128K, - }, { - .name = "kernel", - .offset = MTDPART_OFS_NXTBLK, - .size = 4 * SZ_1M, - }, { - .name = "rootfs", - .offset = MTDPART_OFS_NXTBLK, - .size = 120 * SZ_1M, - }, { - .name = "data", - .offset = MTDPART_OFS_NXTBLK, - .size = MTDPART_SIZ_FULL, - } -}; - -static struct atmel_nand_data __initdata ek_nand_data = { - .ale = 21, - .cle = 22, - .det_pin = -EINVAL, - .rdy_pin = AT91_PIN_PA22, - .enable_pin = AT91_PIN_PD15, - .ecc_mode = NAND_ECC_SOFT, - .on_flash_bbt = 1, - .parts = ek_nand_partition, - .num_parts = ARRAY_SIZE(ek_nand_partition), -}; - -static struct sam9_smc_config __initdata usb_a9260_nand_smc_config = { - .ncs_read_setup = 0, - .nrd_setup = 1, - .ncs_write_setup = 0, - .nwe_setup = 1, - - .ncs_read_pulse = 3, - .nrd_pulse = 3, - .ncs_write_pulse = 3, - .nwe_pulse = 3, - - .read_cycle = 5, - .write_cycle = 5, - - .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8, - .tdf_cycles = 2, -}; - -static struct sam9_smc_config __initdata usb_a9g20_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 | AT91_SMC_DBW_8, - .tdf_cycles = 3, -}; - -static void __init ek_add_device_nand(void) -{ - if (machine_is_usb_a9260() || machine_is_usb_a9g20()) { - ek_nand_data.rdy_pin = AT91_PIN_PC13; - ek_nand_data.enable_pin = AT91_PIN_PC14; - } - - /* configure chip-select 3 (NAND) */ - if (machine_is_usb_a9g20()) - sam9_smc_configure(0, 3, &usb_a9g20_nand_smc_config); - else - sam9_smc_configure(0, 3, &usb_a9260_nand_smc_config); - - at91_add_device_nand(&ek_nand_data); -} - - -/* - * GPIO Buttons - */ -#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) -static struct gpio_keys_button ek_buttons[] = { - { /* USER PUSH BUTTON */ - .code = KEY_ENTER, - .gpio = AT91_PIN_PB10, - .active_low = 1, - .desc = "user_pb", - .wakeup = 1, - } -}; - -static struct gpio_keys_platform_data ek_button_data = { - .buttons = ek_buttons, - .nbuttons = ARRAY_SIZE(ek_buttons), -}; - -static struct platform_device ek_button_device = { - .name = "gpio-keys", - .id = -1, - .num_resources = 0, - .dev = { - .platform_data = &ek_button_data, - } -}; - -static void __init ek_add_device_buttons(void) -{ - at91_set_GPIO_periph(AT91_PIN_PB10, 1); /* user push button, pull up enabled */ - at91_set_deglitch(AT91_PIN_PB10, 1); - - platform_device_register(&ek_button_device); -} -#else -static void __init ek_add_device_buttons(void) {} -#endif - -/* - * LEDs - */ -static struct gpio_led ek_leds[] = { - { /* user_led (green) */ - .name = "user_led", - .gpio = AT91_PIN_PB21, - .active_low = 1, - .default_trigger = "heartbeat", - } -}; - -static struct i2c_board_info __initdata ek_i2c_devices[] = { - { - I2C_BOARD_INFO("rv3029c2", 0x56), - }, -}; - -static void __init ek_add_device_leds(void) -{ - if (machine_is_usb_a9260() || machine_is_usb_a9g20()) - ek_leds[0].active_low = 0; - - at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); -} - -static void __init ek_board_init(void) -{ - /* Serial */ - /* DBGU on ttyS0. (Rx & Tx only) */ - at91_register_uart(0, 0, 0); - at91_add_device_serial(); - /* USB Host */ - at91_add_device_usbh(&ek_usbh_data); - /* USB Device */ - ek_add_device_udc(); - /* SPI */ - ek_add_device_spi(); - /* Ethernet */ - ek_add_device_eth(); - /* NAND */ - ek_add_device_nand(); - /* Push Buttons */ - ek_add_device_buttons(); - /* LEDs */ - ek_add_device_leds(); - - if (machine_is_usb_a9g20()) { - /* I2C */ - at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices)); - } else { - /* I2C */ - at91_add_device_i2c(NULL, 0); - /* shutdown controller, wakeup button (5 msec low) */ - at91_shdwc_write(AT91_SHDW_MR, AT91_SHDW_CPTWK0_(10) - | AT91_SHDW_WKMODE0_LOW - | AT91_SHDW_RTTWKEN); - } -} - -MACHINE_START(USB_A9263, "CALAO USB_A9263") - /* Maintainer: calao-systems */ - .init_time = at91sam926x_pit_init, - .map_io = at91_map_io, - .handle_irq = at91_aic_handle_irq, - .init_early = ek_init_early, - .init_irq = at91_init_irq_default, - .init_machine = ek_board_init, -MACHINE_END - -MACHINE_START(USB_A9260, "CALAO USB_A9260") - /* Maintainer: calao-systems */ - .init_time = at91sam926x_pit_init, - .map_io = at91_map_io, - .handle_irq = at91_aic_handle_irq, - .init_early = ek_init_early, - .init_irq = at91_init_irq_default, - .init_machine = ek_board_init, -MACHINE_END - -MACHINE_START(USB_A9G20, "CALAO USB_A92G0") - /* Maintainer: Jean-Christophe PLAGNIOL-VILLARD */ - .init_time = at91sam926x_pit_init, - .map_io = at91_map_io, - .handle_irq = at91_aic_handle_irq, - .init_early = ek_init_early, - .init_irq = at91_init_irq_default, - .init_machine = ek_board_init, -MACHINE_END |