linux/arch/arm/mach-at91/board-rm9200ek.c
Arnd Bergmann 47fad7c6f8 Merge tag 'at91-for-next-dt' of git://github.com/at91linux/linux-at91 into next/dt
"Jean-Christophe PLAGNIOL-VILLARD" <plagnioj@jcrosoft.com> writes:

 ARM: AT91 more DT material

 New SoC conversion and boards support

 SoC convertion to DT:
  - at91sam9260
  - at91sam9263

 boards:
  - Atmel at91sam9g20ek/9263ek
  - Calao TNY-A9260/A9263/A9G20
  - Calao USB-A9260/A9263
  - Ethernnut 5
  - Kizbox

* tag 'at91-for-next-dt' of git://github.com/at91linux/linux-at91: (32 commits)
  Ethernut 5 board support
  ARM: at91: add kizbox board dt support.
  ARM: at91: DT: add Calao TNY A9263 board support
  ARM: at91: DT: add Calao USB A9263 board support
  ARM: at91: add at91sam9263ek DT support
  ARM: at91: add at91sam9263 DT support
  ARM: at91: standard device init only if DT is not populated.
  ARM: at91: DT: add Calao USB A9260 DT support
  ARM: at91: Calao USB A926x factorize common binding in usb_a9260_common
  ARM: at91: USB A926x update nand partition
  ARM: at91: add at91sam9g20ek boards dt support
  arm: at91: add Calao TNY-A9260 and TNY-A9G20 board support
  ARM: at91: add at91sam9260 DT support
  ARM: at91: add defconfig for device tree
  ARM: at91/dt: do not specify the board any more
  ARN: at91: introduce SOC_AT91xxx define to allow to compile SoC core support
  ARM: at91: add SOC_AT91SAM9 kconfig option to factorise select
  ARM: at91: pm select memory controler at runtime
  ARM: at91: move at91_init_leds to board init
  ARM: at91: do not pin mux the UARTs in init_early
  ...

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
[olof: rebuilt branch due to drop of an early merge]
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-05-09 02:15:45 -07:00

197 lines
4.9 KiB
C

/*
* linux/arch/arm/mach-at91/board-rm9200ek.c
*
* Copyright (C) 2005 SAN People
*
* Epson S1D framebuffer glue code is:
* Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
*
* 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/mtd/physmap.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/at91rm9200_mc.h>
#include <mach/at91_ramc.h>
#include "generic.h"
static void __init ek_init_early(void)
{
/* Initialize processor: 18.432 MHz crystal */
at91_initialize(18432000);
}
static struct macb_platform_data __initdata ek_eth_data = {
.phy_irq_pin = AT91_PIN_PC4,
.is_rmii = 1,
};
static struct at91_usbh_data __initdata ek_usbh_data = {
.ports = 2,
.vbus_pin = {-EINVAL, -EINVAL},
.overcurrent_pin= {-EINVAL, -EINVAL},
};
static struct at91_udc_data __initdata ek_udc_data = {
.vbus_pin = AT91_PIN_PD4,
.pullup_pin = AT91_PIN_PD5,
};
#ifndef CONFIG_MTD_AT91_DATAFLASH_CARD
static struct at91_mmc_data __initdata ek_mmc_data = {
.det_pin = AT91_PIN_PB27,
.slot_b = 0,
.wire4 = 1,
.wp_pin = AT91_PIN_PA17,
.vcc_pin = -EINVAL,
};
#endif
static struct spi_board_info ek_spi_devices[] = {
{ /* DataFlash chip */
.modalias = "mtd_dataflash",
.chip_select = 0,
.max_speed_hz = 15 * 1000 * 1000,
},
#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
{ /* DataFlash card */
.modalias = "mtd_dataflash",
.chip_select = 3,
.max_speed_hz = 15 * 1000 * 1000,
},
#endif
};
static struct i2c_board_info __initdata ek_i2c_devices[] = {
{
I2C_BOARD_INFO("ics1523", 0x26),
},
{
I2C_BOARD_INFO("dac3550", 0x4d),
}
};
#define EK_FLASH_BASE AT91_CHIPSELECT_0
#define EK_FLASH_SIZE SZ_8M
static struct physmap_flash_data ek_flash_data = {
.width = 2,
};
static struct resource ek_flash_resource = {
.start = EK_FLASH_BASE,
.end = EK_FLASH_BASE + EK_FLASH_SIZE - 1,
.flags = IORESOURCE_MEM,
};
static struct platform_device ek_flash = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &ek_flash_data,
},
.resource = &ek_flash_resource,
.num_resources = 1,
};
static struct gpio_led ek_leds[] = {
{ /* "user led 1", DS2 */
.name = "green",
.gpio = AT91_PIN_PB0,
.active_low = 1,
.default_trigger = "mmc0",
},
{ /* "user led 2", DS4 */
.name = "yellow",
.gpio = AT91_PIN_PB1,
.active_low = 1,
.default_trigger = "heartbeat",
},
{ /* "user led 3", DS6 */
.name = "red",
.gpio = AT91_PIN_PB2,
.active_low = 1,
}
};
static void __init ek_board_init(void)
{
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2);
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
/* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
| ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
| ATMEL_UART_RI);
at91_add_device_serial();
/* Ethernet */
at91_add_device_eth(&ek_eth_data);
/* USB Host */
at91_add_device_usbh(&ek_usbh_data);
/* USB Device */
at91_add_device_udc(&ek_udc_data);
at91_set_multi_drive(ek_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
/* I2C */
at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
/* SPI */
at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
/* DataFlash card */
at91_set_gpio_output(AT91_PIN_PB22, 0);
#else
/* MMC */
at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
at91_add_device_mmc(0, &ek_mmc_data);
#endif
/* NOR Flash */
platform_device_register(&ek_flash);
/* LEDs */
at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
/* VGA */
// ek_add_device_video();
}
MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK")
/* Maintainer: SAN People/Atmel */
.timer = &at91rm9200_timer,
.map_io = at91_map_io,
.init_early = ek_init_early,
.init_irq = at91_init_irq_default,
.init_machine = ek_board_init,
MACHINE_END