diff options
Diffstat (limited to 'arch/arm/mach-at91/board-sam9261ek.c')
| -rw-r--r-- | arch/arm/mach-at91/board-sam9261ek.c | 623 |
1 files changed, 0 insertions, 623 deletions
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c deleted file mode 100644 index e85ada8..0000000 --- a/arch/arm/mach-at91/board-sam9261ek.c +++ /dev/null @@ -1,623 +0,0 @@ -/* - * linux/arch/arm/mach-at91/board-sam9261ek.c - * - * Copyright (C) 2005 SAN People - * Copyright (C) 2006 Atmel - * - * 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/gpio.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/spi/ads7846.h> -#include <linux/spi/at73c213.h> -#include <linux/clk.h> -#include <linux/dm9000.h> -#include <linux/fb.h> -#include <linux/gpio_keys.h> -#include <linux/input.h> - -#include <video/atmel_lcdc.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 <mach/system_rev.h> - -#include "at91_aic.h" -#include "board.h" -#include "sam9_smc.h" -#include "generic.h" -#include "gpio.h" - - -static void __init ek_init_early(void) -{ - /* Initialize processor: 18.432 MHz crystal */ - at91_initialize(18432000); -} - -/* - * DM9000 ethernet device - */ -#if defined(CONFIG_DM9000) -static struct resource dm9000_resource[] = { - [0] = { - .start = AT91_CHIPSELECT_2, - .end = AT91_CHIPSELECT_2 + 3, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = AT91_CHIPSELECT_2 + 0x44, - .end = AT91_CHIPSELECT_2 + 0xFF, - .flags = IORESOURCE_MEM - }, - [2] = { - .flags = IORESOURCE_IRQ - | IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE, - } -}; - -static struct dm9000_plat_data dm9000_platdata = { - .flags = DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM, -}; - -static struct platform_device dm9000_device = { - .name = "dm9000", - .id = 0, - .num_resources = ARRAY_SIZE(dm9000_resource), - .resource = dm9000_resource, - .dev = { - .platform_data = &dm9000_platdata, - } -}; - -/* - * SMC timings for the DM9000. - * Note: These timings were calculated for MASTER_CLOCK = 100000000 according to the DM9000 timings. - */ -static struct sam9_smc_config __initdata dm9000_smc_config = { - .ncs_read_setup = 0, - .nrd_setup = 2, - .ncs_write_setup = 0, - .nwe_setup = 2, - - .ncs_read_pulse = 8, - .nrd_pulse = 4, - .ncs_write_pulse = 8, - .nwe_pulse = 4, - - .read_cycle = 16, - .write_cycle = 16, - - .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_WRITE | AT91_SMC_DBW_16, - .tdf_cycles = 1, -}; - -static void __init ek_add_device_dm9000(void) -{ - struct resource *r = &dm9000_resource[2]; - - /* Configure chip-select 2 (DM9000) */ - sam9_smc_configure(0, 2, &dm9000_smc_config); - - /* Configure Reset signal as output */ - at91_set_gpio_output(AT91_PIN_PC10, 0); - - /* Configure Interrupt pin as input, no pull-up */ - at91_set_gpio_input(AT91_PIN_PC11, 0); - - r->start = r->end = gpio_to_irq(AT91_PIN_PC11); - platform_device_register(&dm9000_device); -} -#else -static void __init ek_add_device_dm9000(void) {} -#endif /* CONFIG_DM9000 */ - - -/* - * 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_PB29, - .pullup_pin = -EINVAL, /* pull-up driven by UDC */ -}; - - -/* - * NAND flash - */ -static struct mtd_partition __initdata ek_nand_partition[] = { - { - .name = "Partition 1", - .offset = 0, - .size = SZ_256K, - }, - { - .name = "Partition 2", - .offset = MTDPART_OFS_NXTBLK, - .size = MTDPART_SIZ_FULL, - }, -}; - -static struct atmel_nand_data __initdata ek_nand_data = { - .ale = 22, - .cle = 21, - .det_pin = -EINVAL, - .rdy_pin = AT91_PIN_PC15, - .enable_pin = AT91_PIN_PC14, - .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 ek_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, - .tdf_cycles = 2, -}; - -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); -} - -/* - * SPI related devices - */ -#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE) - -/* - * ADS7846 Touchscreen - */ -#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) - -static int ads7843_pendown_state(void) -{ - return !at91_get_gpio_value(AT91_PIN_PC2); /* Touchscreen PENIRQ */ -} - -static struct ads7846_platform_data ads_info = { - .model = 7843, - .x_min = 150, - .x_max = 3830, - .y_min = 190, - .y_max = 3830, - .vref_delay_usecs = 100, - .x_plate_ohms = 450, - .y_plate_ohms = 250, - .pressure_max = 15000, - .debounce_max = 1, - .debounce_rep = 0, - .debounce_tol = (~0), - .get_pendown_state = ads7843_pendown_state, -}; - -static void __init ek_add_device_ts(void) -{ - at91_set_B_periph(AT91_PIN_PC2, 1); /* External IRQ0, with pullup */ - at91_set_gpio_input(AT91_PIN_PA11, 1); /* Touchscreen BUSY signal */ -} -#else -static void __init ek_add_device_ts(void) {} -#endif - -/* - * Audio - */ -static struct at73c213_board_info at73c213_data = { - .ssc_id = 1, - .shortname = "AT91SAM9261/9G10-EK external DAC", -}; - -#if defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE) -static void __init at73c213_set_clk(struct at73c213_board_info *info) -{ - struct clk *pck2; - struct clk *plla; - - pck2 = clk_get(NULL, "pck2"); - plla = clk_get(NULL, "plla"); - - /* AT73C213 MCK Clock */ - at91_set_B_periph(AT91_PIN_PB31, 0); /* PCK2 */ - - clk_set_parent(pck2, plla); - clk_put(plla); - - info->dac_clk = pck2; -} -#else -static void __init at73c213_set_clk(struct at73c213_board_info *info) {} -#endif - -/* - * SPI devices - */ -static struct spi_board_info ek_spi_devices[] = { - { /* DataFlash chip */ - .modalias = "mtd_dataflash", - .chip_select = 0, - .max_speed_hz = 15 * 1000 * 1000, - .bus_num = 0, - }, -#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) - { - .modalias = "ads7846", - .chip_select = 2, - .max_speed_hz = 125000 * 26, /* (max sample rate @ 3V) * (cmd + data + overhead) */ - .bus_num = 0, - .platform_data = &ads_info, - .irq = NR_IRQS_LEGACY + AT91SAM9261_ID_IRQ0, - .controller_data = (void *) AT91_PIN_PA28, /* CS pin */ - }, -#endif -#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD) - { /* DataFlash card - jumper (J12) configurable to CS3 or CS0 */ - .modalias = "mtd_dataflash", - .chip_select = 3, - .max_speed_hz = 15 * 1000 * 1000, - .bus_num = 0, - }, -#elif defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE) - { /* AT73C213 DAC */ - .modalias = "at73c213", - .chip_select = 3, - .max_speed_hz = 10 * 1000 * 1000, - .bus_num = 0, - .mode = SPI_MODE_1, - .platform_data = &at73c213_data, - .controller_data = (void*) AT91_PIN_PA29, /* default for CS3 is PA6, but it must be PA29 */ - }, -#endif -}; - -#else /* CONFIG_SPI_ATMEL_* */ -/* spi0 and mmc/sd share the same PIO pins: cannot be used at the same time */ - -/* - * MCI (SD/MMC) - * det_pin, wp_pin and vcc_pin are not connected - */ -static struct mci_platform_data __initdata mci0_data = { - .slot[0] = { - .bus_width = 4, - .detect_pin = -EINVAL, - .wp_pin = -EINVAL, - }, -}; - -#endif /* CONFIG_SPI_ATMEL_* */ - - -/* - * LCD Controller - */ -#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE) - -#if defined(CONFIG_FB_ATMEL_STN) - -/* STN */ -static struct fb_videomode at91_stn_modes[] = { - { - .name = "SP06Q002 @ 75", - .refresh = 75, - .xres = 320, .yres = 240, - .pixclock = KHZ2PICOS(1440), - - .left_margin = 1, .right_margin = 1, - .upper_margin = 0, .lower_margin = 0, - .hsync_len = 1, .vsync_len = 1, - - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, - .vmode = FB_VMODE_NONINTERLACED, - }, -}; - -static struct fb_monspecs at91fb_default_stn_monspecs = { - .manufacturer = "HIT", - .monitor = "SP06Q002", - - .modedb = at91_stn_modes, - .modedb_len = ARRAY_SIZE(at91_stn_modes), - .hfmin = 15000, - .hfmax = 64000, - .vfmin = 50, - .vfmax = 150, -}; - -#define AT91SAM9261_DEFAULT_STN_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \ - | ATMEL_LCDC_DISTYPE_STNMONO \ - | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE \ - | ATMEL_LCDC_IFWIDTH_4 \ - | ATMEL_LCDC_SCANMOD_SINGLE) - -static void at91_lcdc_stn_power_control(struct atmel_lcdfb_pdata *pdata, int on) -{ - /* backlight */ - if (on) { /* power up */ - at91_set_gpio_value(AT91_PIN_PC14, 0); - at91_set_gpio_value(AT91_PIN_PC15, 0); - } else { /* power down */ - at91_set_gpio_value(AT91_PIN_PC14, 1); - at91_set_gpio_value(AT91_PIN_PC15, 1); - } -} - -static struct atmel_lcdfb_pdata __initdata ek_lcdc_data = { - .default_bpp = 1, - .default_dmacon = ATMEL_LCDC_DMAEN, - .default_lcdcon2 = AT91SAM9261_DEFAULT_STN_LCDCON2, - .default_monspecs = &at91fb_default_stn_monspecs, - .atmel_lcdfb_power_control = at91_lcdc_stn_power_control, - .guard_time = 1, -}; - -#else - -/* TFT */ -static struct fb_videomode at91_tft_vga_modes[] = { - { - .name = "TX09D50VM1CCA @ 60", - .refresh = 60, - .xres = 240, .yres = 320, - .pixclock = KHZ2PICOS(4965), - - .left_margin = 1, .right_margin = 33, - .upper_margin = 1, .lower_margin = 0, - .hsync_len = 5, .vsync_len = 1, - - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, - .vmode = FB_VMODE_NONINTERLACED, - }, -}; - -static struct fb_monspecs at91fb_default_tft_monspecs = { - .manufacturer = "HIT", - .monitor = "TX09D50VM1CCA", - - .modedb = at91_tft_vga_modes, - .modedb_len = ARRAY_SIZE(at91_tft_vga_modes), - .hfmin = 15000, - .hfmax = 64000, - .vfmin = 50, - .vfmax = 150, -}; - -#define AT91SAM9261_DEFAULT_TFT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \ - | ATMEL_LCDC_DISTYPE_TFT \ - | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE) - -static void at91_lcdc_tft_power_control(struct atmel_lcdfb_pdata *pdata, int on) -{ - if (on) - at91_set_gpio_value(AT91_PIN_PA12, 0); /* power up */ - else - at91_set_gpio_value(AT91_PIN_PA12, 1); /* power down */ -} - -static struct atmel_lcdfb_pdata __initdata ek_lcdc_data = { - .lcdcon_is_backlight = true, - .default_bpp = 16, - .default_dmacon = ATMEL_LCDC_DMAEN, - .default_lcdcon2 = AT91SAM9261_DEFAULT_TFT_LCDCON2, - .default_monspecs = &at91fb_default_tft_monspecs, - .atmel_lcdfb_power_control = at91_lcdc_tft_power_control, - .guard_time = 1, -}; -#endif - -#else -static struct atmel_lcdfb_pdata __initdata ek_lcdc_data; -#endif - - -/* - * GPIO Buttons - */ -#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) -static struct gpio_keys_button ek_buttons[] = { - { - .gpio = AT91_PIN_PA27, - .code = BTN_0, - .desc = "Button 0", - .active_low = 1, - .wakeup = 1, - }, - { - .gpio = AT91_PIN_PA26, - .code = BTN_1, - .desc = "Button 1", - .active_low = 1, - .wakeup = 1, - }, - { - .gpio = AT91_PIN_PA25, - .code = BTN_2, - .desc = "Button 2", - .active_low = 1, - .wakeup = 1, - }, - { - .gpio = AT91_PIN_PA24, - .code = BTN_3, - .desc = "Button 3", - .active_low = 1, - .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_input(AT91_PIN_PA27, 1); /* btn0 */ - at91_set_deglitch(AT91_PIN_PA27, 1); - at91_set_gpio_input(AT91_PIN_PA26, 1); /* btn1 */ - at91_set_deglitch(AT91_PIN_PA26, 1); - at91_set_gpio_input(AT91_PIN_PA25, 1); /* btn2 */ - at91_set_deglitch(AT91_PIN_PA25, 1); - at91_set_gpio_input(AT91_PIN_PA24, 1); /* btn3 */ - at91_set_deglitch(AT91_PIN_PA24, 1); - - platform_device_register(&ek_button_device); -} -#else -static void __init ek_add_device_buttons(void) {} -#endif - -/* - * LEDs - */ -static struct gpio_led ek_leds[] = { - { /* "bottom" led, green, userled1 to be defined */ - .name = "ds7", - .gpio = AT91_PIN_PA14, - .active_low = 1, - .default_trigger = "none", - }, - { /* "top" led, green, userled2 to be defined */ - .name = "ds8", - .gpio = AT91_PIN_PA13, - .active_low = 1, - .default_trigger = "none", - }, - { /* "power" led, yellow */ - .name = "ds1", - .gpio = AT91_PIN_PA23, - .default_trigger = "heartbeat", - } -}; - -static void __init ek_board_init(void) -{ - at91_register_devices(); - - /* Serial */ - /* DBGU on ttyS0. (Rx & Tx only) */ - at91_register_uart(0, 0, 0); - at91_add_device_serial(); - - if (cpu_is_at91sam9g10()) - ek_lcdc_data.lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB; - - /* USB Host */ - at91_add_device_usbh(&ek_usbh_data); - /* USB Device */ - at91_add_device_udc(&ek_udc_data); - /* I2C */ - at91_add_device_i2c(NULL, 0); - /* NAND */ - ek_add_device_nand(); - /* DM9000 ethernet */ - ek_add_device_dm9000(); - - /* spi0 and mmc/sd share the same PIO pins */ -#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE) - /* SPI */ - at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); - /* Touchscreen */ - ek_add_device_ts(); - /* SSC (to AT73C213) */ - at73c213_set_clk(&at73c213_data); - at91_add_device_ssc(AT91SAM9261_ID_SSC1, ATMEL_SSC_TX); -#else - /* MMC */ - at91_add_device_mci(0, &mci0_data); -#endif - /* LCD Controller */ - at91_add_device_lcdc(&ek_lcdc_data); - /* Push Buttons */ - ek_add_device_buttons(); - /* LEDs */ - at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); -} - -MACHINE_START(AT91SAM9261EK, "Atmel AT91SAM9261-EK") - /* Maintainer: Atmel */ - .init_time = at91_init_time, - .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(AT91SAM9G10EK, "Atmel AT91SAM9G10-EK") - /* Maintainer: Atmel */ - .init_time = at91_init_time, - .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 |
