becba8a358
arch/arm/mach-at91/board-sam9m10g45ek.c: mach/hardware.h is included more than once Signed-off-by: Andrea Gelmini <andrea.gelmini@gelma.net> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
411 lines
8.6 KiB
C
411 lines
8.6 KiB
C
/*
|
|
* Board-specific setup code for the AT91SAM9M10G45 Evaluation Kit family
|
|
*
|
|
* Covers: * AT91SAM9G45-EKES board
|
|
* * AT91SAM9M10G45-EK board
|
|
*
|
|
* Copyright (C) 2009 Atmel Corporation.
|
|
*
|
|
* 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.
|
|
*
|
|
*/
|
|
|
|
#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/fb.h>
|
|
#include <linux/gpio_keys.h>
|
|
#include <linux/input.h>
|
|
#include <linux/leds.h>
|
|
#include <linux/clk.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/board.h>
|
|
#include <mach/gpio.h>
|
|
#include <mach/at91sam9_smc.h>
|
|
#include <mach/at91_shdwc.h>
|
|
|
|
#include "sam9_smc.h"
|
|
#include "generic.h"
|
|
|
|
|
|
static void __init ek_map_io(void)
|
|
{
|
|
/* Initialize processor: 12.000 MHz crystal */
|
|
at91sam9g45_initialize(12000000);
|
|
|
|
/* DGBU on ttyS0. (Rx & Tx only) */
|
|
at91_register_uart(0, 0, 0);
|
|
|
|
/* USART0 not connected on the -EK board */
|
|
/* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */
|
|
at91_register_uart(AT91SAM9G45_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
|
|
|
|
/* set serial console to ttyS0 (ie, DBGU) */
|
|
at91_set_serial_console(0);
|
|
}
|
|
|
|
static void __init ek_init_irq(void)
|
|
{
|
|
at91sam9g45_init_interrupts(NULL);
|
|
}
|
|
|
|
|
|
/*
|
|
* USB HS Host port (common to OHCI & EHCI)
|
|
*/
|
|
static struct at91_usbh_data __initdata ek_usbh_hs_data = {
|
|
.ports = 2,
|
|
.vbus_pin = {AT91_PIN_PD1, AT91_PIN_PD3},
|
|
};
|
|
|
|
|
|
/*
|
|
* USB HS Device port
|
|
*/
|
|
static struct usba_platform_data __initdata ek_usba_udc_data = {
|
|
.vbus_pin = AT91_PIN_PB19,
|
|
};
|
|
|
|
|
|
/*
|
|
* 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,
|
|
},
|
|
};
|
|
|
|
|
|
/*
|
|
* MACB Ethernet device
|
|
*/
|
|
static struct at91_eth_data __initdata ek_macb_data = {
|
|
.phy_irq_pin = AT91_PIN_PD5,
|
|
.is_rmii = 1,
|
|
};
|
|
|
|
|
|
/*
|
|
* NAND flash
|
|
*/
|
|
static struct mtd_partition __initdata ek_nand_partition[] = {
|
|
{
|
|
.name = "Partition 1",
|
|
.offset = 0,
|
|
.size = SZ_64M,
|
|
},
|
|
{
|
|
.name = "Partition 2",
|
|
.offset = MTDPART_OFS_NXTBLK,
|
|
.size = MTDPART_SIZ_FULL,
|
|
},
|
|
};
|
|
|
|
static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
|
|
{
|
|
*num_partitions = ARRAY_SIZE(ek_nand_partition);
|
|
return ek_nand_partition;
|
|
}
|
|
|
|
/* det_pin is not connected */
|
|
static struct atmel_nand_data __initdata ek_nand_data = {
|
|
.ale = 21,
|
|
.cle = 22,
|
|
.rdy_pin = AT91_PIN_PC8,
|
|
.enable_pin = AT91_PIN_PC14,
|
|
.partition_info = nand_partitions,
|
|
#if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16)
|
|
.bus_width_16 = 1,
|
|
#else
|
|
.bus_width_16 = 0,
|
|
#endif
|
|
};
|
|
|
|
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)
|
|
{
|
|
/* 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(3, &ek_nand_smc_config);
|
|
|
|
at91_add_device_nand(&ek_nand_data);
|
|
}
|
|
|
|
|
|
/*
|
|
* LCD Controller
|
|
*/
|
|
#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
|
|
static struct fb_videomode at91_tft_vga_modes[] = {
|
|
{
|
|
.name = "LG",
|
|
.refresh = 60,
|
|
.xres = 480, .yres = 272,
|
|
.pixclock = KHZ2PICOS(9000),
|
|
|
|
.left_margin = 1, .right_margin = 1,
|
|
.upper_margin = 40, .lower_margin = 1,
|
|
.hsync_len = 45, .vsync_len = 1,
|
|
|
|
.sync = 0,
|
|
.vmode = FB_VMODE_NONINTERLACED,
|
|
},
|
|
};
|
|
|
|
static struct fb_monspecs at91fb_default_monspecs = {
|
|
.manufacturer = "LG",
|
|
.monitor = "LB043WQ1",
|
|
|
|
.modedb = at91_tft_vga_modes,
|
|
.modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
|
|
.hfmin = 15000,
|
|
.hfmax = 17640,
|
|
.vfmin = 57,
|
|
.vfmax = 67,
|
|
};
|
|
|
|
#define AT91SAM9G45_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
|
|
| ATMEL_LCDC_DISTYPE_TFT \
|
|
| ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
|
|
|
|
/* Driver datas */
|
|
static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
|
|
.lcdcon_is_backlight = true,
|
|
.default_bpp = 32,
|
|
.default_dmacon = ATMEL_LCDC_DMAEN,
|
|
.default_lcdcon2 = AT91SAM9G45_DEFAULT_LCDCON2,
|
|
.default_monspecs = &at91fb_default_monspecs,
|
|
.guard_time = 9,
|
|
.lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
|
|
};
|
|
|
|
#else
|
|
static struct atmel_lcdfb_info __initdata ek_lcdc_data;
|
|
#endif
|
|
|
|
|
|
/*
|
|
* Touchscreen
|
|
*/
|
|
static struct at91_tsadcc_data ek_tsadcc_data = {
|
|
.adc_clock = 300000,
|
|
.pendet_debounce = 0x0d,
|
|
.ts_sample_hold_time = 0x0a,
|
|
};
|
|
|
|
|
|
/*
|
|
* GPIO Buttons
|
|
*/
|
|
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
|
|
static struct gpio_keys_button ek_buttons[] = {
|
|
{ /* BP1, "leftclic" */
|
|
.code = BTN_LEFT,
|
|
.gpio = AT91_PIN_PB6,
|
|
.active_low = 1,
|
|
.desc = "left_click",
|
|
.wakeup = 1,
|
|
},
|
|
{ /* BP2, "rightclic" */
|
|
.code = BTN_RIGHT,
|
|
.gpio = AT91_PIN_PB7,
|
|
.active_low = 1,
|
|
.desc = "right_click",
|
|
.wakeup = 1,
|
|
},
|
|
/* BP3, "joystick" */
|
|
{
|
|
.code = KEY_LEFT,
|
|
.gpio = AT91_PIN_PB14,
|
|
.active_low = 1,
|
|
.desc = "Joystick Left",
|
|
},
|
|
{
|
|
.code = KEY_RIGHT,
|
|
.gpio = AT91_PIN_PB15,
|
|
.active_low = 1,
|
|
.desc = "Joystick Right",
|
|
},
|
|
{
|
|
.code = KEY_UP,
|
|
.gpio = AT91_PIN_PB16,
|
|
.active_low = 1,
|
|
.desc = "Joystick Up",
|
|
},
|
|
{
|
|
.code = KEY_DOWN,
|
|
.gpio = AT91_PIN_PB17,
|
|
.active_low = 1,
|
|
.desc = "Joystick Down",
|
|
},
|
|
{
|
|
.code = KEY_ENTER,
|
|
.gpio = AT91_PIN_PB18,
|
|
.active_low = 1,
|
|
.desc = "Joystick Press",
|
|
},
|
|
};
|
|
|
|
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)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(ek_buttons); i++) {
|
|
at91_set_GPIO_periph(ek_buttons[i].gpio, 1);
|
|
at91_set_deglitch(ek_buttons[i].gpio, 1);
|
|
}
|
|
|
|
platform_device_register(&ek_button_device);
|
|
}
|
|
#else
|
|
static void __init ek_add_device_buttons(void) {}
|
|
#endif
|
|
|
|
|
|
/*
|
|
* AC97
|
|
* reset_pin is not connected: NRST
|
|
*/
|
|
static struct ac97c_platform_data ek_ac97_data = {
|
|
};
|
|
|
|
|
|
/*
|
|
* LEDs ... these could all be PWM-driven, for variable brightness
|
|
*/
|
|
static struct gpio_led ek_leds[] = {
|
|
{ /* "top" led, red, powerled */
|
|
.name = "d8",
|
|
.gpio = AT91_PIN_PD30,
|
|
.default_trigger = "heartbeat",
|
|
},
|
|
{ /* "left" led, green, userled2, pwm3 */
|
|
.name = "d6",
|
|
.gpio = AT91_PIN_PD0,
|
|
.active_low = 1,
|
|
.default_trigger = "nand-disk",
|
|
},
|
|
#if !(defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE))
|
|
{ /* "right" led, green, userled1, pwm1 */
|
|
.name = "d7",
|
|
.gpio = AT91_PIN_PD31,
|
|
.active_low = 1,
|
|
.default_trigger = "mmc0",
|
|
},
|
|
#endif
|
|
};
|
|
|
|
|
|
/*
|
|
* PWM Leds
|
|
*/
|
|
static struct gpio_led ek_pwm_led[] = {
|
|
#if defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE)
|
|
{ /* "right" led, green, userled1, pwm1 */
|
|
.name = "d7",
|
|
.gpio = 1, /* is PWM channel number */
|
|
.active_low = 1,
|
|
.default_trigger = "none",
|
|
},
|
|
#endif
|
|
};
|
|
|
|
|
|
|
|
static void __init ek_board_init(void)
|
|
{
|
|
/* Serial */
|
|
at91_add_device_serial();
|
|
/* USB HS Host */
|
|
at91_add_device_usbh_ohci(&ek_usbh_hs_data);
|
|
at91_add_device_usbh_ehci(&ek_usbh_hs_data);
|
|
/* USB HS Device */
|
|
at91_add_device_usba(&ek_usba_udc_data);
|
|
/* SPI */
|
|
at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
|
|
/* Ethernet */
|
|
at91_add_device_eth(&ek_macb_data);
|
|
/* NAND */
|
|
ek_add_device_nand();
|
|
/* I2C */
|
|
at91_add_device_i2c(0, NULL, 0);
|
|
/* LCD Controller */
|
|
at91_add_device_lcdc(&ek_lcdc_data);
|
|
/* Touch Screen */
|
|
at91_add_device_tsadcc(&ek_tsadcc_data);
|
|
/* Push Buttons */
|
|
ek_add_device_buttons();
|
|
/* AC97 */
|
|
at91_add_device_ac97(&ek_ac97_data);
|
|
/* LEDs */
|
|
at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
|
|
at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
|
|
}
|
|
|
|
MACHINE_START(AT91SAM9G45EKES, "Atmel AT91SAM9G45-EKES")
|
|
/* 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_machine = ek_board_init,
|
|
MACHINE_END
|