diff options
Diffstat (limited to 'arch/arm/mach-at91/board-sam9rlek.c')
| -rw-r--r-- | arch/arm/mach-at91/board-sam9rlek.c | 190 |
1 files changed, 142 insertions, 48 deletions
diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c index 35e12a49d1a..b64648b4a1f 100644 --- a/arch/arm/mach-at91/board-sam9rlek.c +++ b/arch/arm/mach-at91/board-sam9rlek.c @@ -8,6 +8,7 @@ */ #include <linux/types.h> +#include <linux/gpio.h> #include <linux/init.h> #include <linux/mm.h> #include <linux/module.h> @@ -15,6 +16,9 @@ #include <linux/spi/spi.h> #include <linux/fb.h> #include <linux/clk.h> +#include <linux/input.h> +#include <linux/gpio_keys.h> +#include <linux/platform_data/at91_adc.h> #include <video/atmel_lcdc.h> @@ -27,36 +31,23 @@ #include <asm/mach/irq.h> #include <mach/hardware.h> -#include <mach/board.h> -#include <mach/gpio.h> #include <mach/at91sam9_smc.h> -#include <mach/at91_shdwc.h> + +#include "at91_aic.h" +#include "at91_shdwc.h" +#include "board.h" #include "sam9_smc.h" #include "generic.h" +#include "gpio.h" -static void __init ek_map_io(void) +static void __init ek_init_early(void) { /* Initialize processor: 12.000 MHz crystal */ - at91sam9rl_initialize(12000000); - - /* DGBU on ttyS0. (Rx & Tx only) */ - at91_register_uart(0, 0, 0); - - /* USART0 on ttyS1. (Rx, Tx, CTS, RTS) */ - at91_register_uart(AT91SAM9RL_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS); - - /* set serial console to ttyS0 (ie, DBGU) */ - at91_set_serial_console(0); + at91_initialize(12000000); } -static void __init ek_init_irq(void) -{ - at91sam9rl_init_interrupts(NULL); -} - - /* * USB HS Device port */ @@ -68,11 +59,12 @@ static struct usba_platform_data __initdata ek_usba_udc_data = { /* * MCI (SD/MMC) */ -static struct at91_mmc_data __initdata ek_mmc_data = { - .wire4 = 1, - .det_pin = AT91_PIN_PA15, -// .wp_pin = ... not connected -// .vcc_pin = ... not connected +static struct mci_platform_data __initdata mci0_data = { + .slot[0] = { + .bus_width = 4, + .detect_pin = AT91_PIN_PA15, + .wp_pin = -EINVAL, + }, }; @@ -92,19 +84,16 @@ static struct mtd_partition __initdata ek_nand_partition[] = { }, }; -static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) -{ - *num_partitions = ARRAY_SIZE(ek_nand_partition); - return ek_nand_partition; -} - static struct atmel_nand_data __initdata ek_nand_data = { .ale = 21, .cle = 22, -// .det_pin = ... not connected + .det_pin = -EINVAL, .rdy_pin = AT91_PIN_PD17, .enable_pin = AT91_PIN_PB6, - .partition_info = nand_partitions, + .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 = { @@ -128,7 +117,7 @@ static struct sam9_smc_config __initdata ek_nand_smc_config = { static void __init ek_add_device_nand(void) { /* configure chip-select 3 (NAND) */ - sam9_smc_configure(3, &ek_nand_smc_config); + sam9_smc_configure(0, 3, &ek_nand_smc_config); at91_add_device_nand(&ek_nand_data); } @@ -183,32 +172,132 @@ static struct fb_monspecs at91fb_default_monspecs = { | ATMEL_LCDC_DISTYPE_TFT \ | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE) -static void at91_lcdc_power_control(int on) +static void at91_lcdc_power_control(struct atmel_lcdfb_pdata *pdata, int on) { if (on) - at91_set_gpio_value(AT91_PIN_PA30, 0); /* power up */ + at91_set_gpio_value(AT91_PIN_PC1, 0); /* power up */ else - at91_set_gpio_value(AT91_PIN_PA30, 1); /* power down */ + at91_set_gpio_value(AT91_PIN_PC1, 1); /* power down */ } /* Driver datas */ -static struct atmel_lcdfb_info __initdata ek_lcdc_data = { +static struct atmel_lcdfb_pdata __initdata ek_lcdc_data = { + .lcdcon_is_backlight = true, .default_bpp = 16, .default_dmacon = ATMEL_LCDC_DMAEN, .default_lcdcon2 = AT91SAM9RL_DEFAULT_LCDCON2, .default_monspecs = &at91fb_default_monspecs, .atmel_lcdfb_power_control = at91_lcdc_power_control, .guard_time = 1, + .lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB, +}; + +#else +static struct atmel_lcdfb_pdata __initdata ek_lcdc_data; +#endif + + +/* + * AC97 + * reset_pin is not connected: NRST + */ +static struct ac97c_platform_data ek_ac97_data = { + .reset_pin = -EINVAL, +}; + + +/* + * LEDs + */ +static struct gpio_led ek_leds[] = { + { /* "bottom" led, green, userled1 to be defined */ + .name = "ds1", + .gpio = AT91_PIN_PD15, + .active_low = 1, + .default_trigger = "none", + }, + { /* "bottom" led, green, userled2 to be defined */ + .name = "ds2", + .gpio = AT91_PIN_PD16, + .active_low = 1, + .default_trigger = "none", + }, + { /* "power" led, yellow */ + .name = "ds3", + .gpio = AT91_PIN_PD14, + .default_trigger = "heartbeat", + } +}; + + +/* + * ADC + Touchscreen + */ +static struct at91_adc_data ek_adc_data = { + .channels_used = BIT(0) | BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5), + .use_external_triggers = true, + .vref = 3300, + .touchscreen_type = ATMEL_ADC_TOUCHSCREEN_4WIRE, }; + +/* + * GPIO Buttons + */ +#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) +static struct gpio_keys_button ek_buttons[] = { + { + .gpio = AT91_PIN_PB0, + .code = BTN_2, + .desc = "Right Click", + .active_low = 1, + .wakeup = 1, + }, + { + .gpio = AT91_PIN_PB1, + .code = BTN_1, + .desc = "Left Click", + .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_PB1, 1); /* btn1 */ + at91_set_deglitch(AT91_PIN_PB1, 1); + at91_set_gpio_input(AT91_PIN_PB0, 1); /* btn2 */ + at91_set_deglitch(AT91_PIN_PB0, 1); + + platform_device_register(&ek_button_device); +} #else -static struct atmel_lcdfb_info __initdata ek_lcdc_data; +static void __init ek_add_device_buttons(void) {} #endif static void __init ek_board_init(void) { /* Serial */ + /* DBGU on ttyS0. (Rx & Tx only) */ + at91_register_uart(0, 0, 0); + + /* USART0 on ttyS1. (Rx, Tx, CTS, RTS) */ + at91_register_uart(AT91SAM9RL_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS); at91_add_device_serial(); /* USB HS */ at91_add_device_usba(&ek_usba_udc_data); @@ -219,20 +308,25 @@ static void __init ek_board_init(void) /* SPI */ at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); /* MMC */ - at91_add_device_mmc(0, &ek_mmc_data); + at91_add_device_mci(0, &mci0_data); /* LCD Controller */ at91_add_device_lcdc(&ek_lcdc_data); - /* Touch Screen Controller */ - at91_add_device_tsadcc(); + /* AC97 */ + at91_add_device_ac97(&ek_ac97_data); + /* Touch Screen Controller + ADC */ + at91_add_device_adc(&ek_adc_data); + /* LEDs */ + at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); + /* Push Buttons */ + ek_add_device_buttons(); } MACHINE_START(AT91SAM9RLEK, "Atmel AT91SAM9RL-EK") /* Maintainer: Atmel */ - .phys_io = AT91_BASE_SYS, - .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, - .boot_params = AT91_SDRAM_BASE + 0x100, - .timer = &at91sam926x_timer, - .map_io = ek_map_io, - .init_irq = ek_init_irq, + .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 |
