mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-27 14:43:58 +08:00
e505240b6a
In the various AT91 board files, replace hard-coded size values (eg, 0x800000) with the SZ_ size definitions (eg, SZ_8M) from sizes.h Also replace MTD partition offsets with MTDPART_OFS_NXTBLK. Signed-off-by: Andrew Victor <linux@maxim.org.za> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
167 lines
4.4 KiB
C
167 lines
4.4 KiB
C
/*
|
|
* linux/arch/arm/mach-at91/board-picotux200.c
|
|
*
|
|
* Copyright (C) 2005 SAN People
|
|
* Copyright (C) 2007 Kleinhenz Elektronik GmbH
|
|
*
|
|
* 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/mtd/physmap.h>
|
|
|
|
#include <mach/hardware.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/board.h>
|
|
#include <mach/gpio.h>
|
|
#include <mach/at91rm9200_mc.h>
|
|
|
|
#include "generic.h"
|
|
|
|
|
|
/*
|
|
* Serial port configuration.
|
|
* 0 .. 3 = USART0 .. USART3
|
|
* 4 = DBGU
|
|
*/
|
|
static struct at91_uart_config __initdata picotux200_uart_config = {
|
|
.console_tty = 0, /* ttyS0 */
|
|
.nr_tty = 2,
|
|
.tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
|
|
};
|
|
|
|
static void __init picotux200_map_io(void)
|
|
{
|
|
/* Initialize processor: 18.432 MHz crystal */
|
|
at91rm9200_initialize(18432000, AT91RM9200_BGA);
|
|
|
|
/* Setup the serial ports and console */
|
|
at91_init_serial(&picotux200_uart_config);
|
|
}
|
|
|
|
static void __init picotux200_init_irq(void)
|
|
{
|
|
at91rm9200_init_interrupts(NULL);
|
|
}
|
|
|
|
static struct at91_eth_data __initdata picotux200_eth_data = {
|
|
.phy_irq_pin = AT91_PIN_PC4,
|
|
.is_rmii = 1,
|
|
};
|
|
|
|
static struct at91_usbh_data __initdata picotux200_usbh_data = {
|
|
.ports = 1,
|
|
};
|
|
|
|
// static struct at91_udc_data __initdata picotux200_udc_data = {
|
|
// .vbus_pin = AT91_PIN_PD4,
|
|
// .pullup_pin = AT91_PIN_PD5,
|
|
// };
|
|
|
|
static struct at91_mmc_data __initdata picotux200_mmc_data = {
|
|
.det_pin = AT91_PIN_PB27,
|
|
.slot_b = 0,
|
|
.wire4 = 1,
|
|
.wp_pin = AT91_PIN_PA17,
|
|
};
|
|
|
|
// static struct spi_board_info picotux200_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
|
|
// };
|
|
|
|
#define PICOTUX200_FLASH_BASE AT91_CHIPSELECT_0
|
|
#define PICOTUX200_FLASH_SIZE SZ_4M
|
|
|
|
static struct physmap_flash_data picotux200_flash_data = {
|
|
.width = 2,
|
|
};
|
|
|
|
static struct resource picotux200_flash_resource = {
|
|
.start = PICOTUX200_FLASH_BASE,
|
|
.end = PICOTUX200_FLASH_BASE + PICOTUX200_FLASH_SIZE - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
};
|
|
|
|
static struct platform_device picotux200_flash = {
|
|
.name = "physmap-flash",
|
|
.id = 0,
|
|
.dev = {
|
|
.platform_data = &picotux200_flash_data,
|
|
},
|
|
.resource = &picotux200_flash_resource,
|
|
.num_resources = 1,
|
|
};
|
|
|
|
static void __init picotux200_board_init(void)
|
|
{
|
|
/* Serial */
|
|
at91_add_device_serial();
|
|
/* Ethernet */
|
|
at91_add_device_eth(&picotux200_eth_data);
|
|
/* USB Host */
|
|
at91_add_device_usbh(&picotux200_usbh_data);
|
|
/* USB Device */
|
|
// at91_add_device_udc(&picotux200_udc_data);
|
|
// at91_set_multi_drive(picotux200_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
|
|
/* I2C */
|
|
at91_add_device_i2c(NULL, 0);
|
|
/* SPI */
|
|
// at91_add_device_spi(picotux200_spi_devices, ARRAY_SIZE(picotux200_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, &picotux200_mmc_data);
|
|
#endif
|
|
/* NOR Flash */
|
|
platform_device_register(&picotux200_flash);
|
|
}
|
|
|
|
MACHINE_START(PICOTUX2XX, "picotux 200")
|
|
/* Maintainer: Kleinhenz Elektronik GmbH */
|
|
.phys_io = AT91_BASE_SYS,
|
|
.io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
|
|
.boot_params = AT91_SDRAM_BASE + 0x100,
|
|
.timer = &at91rm9200_timer,
|
|
.map_io = picotux200_map_io,
|
|
.init_irq = picotux200_init_irq,
|
|
.init_machine = picotux200_board_init,
|
|
MACHINE_END
|