forked from Minki/linux
93afa75230
Various small changes for the Atmel AT91SAM9260-EK and AT91SAM9263-EK
boards.
SAM9260-EK:
- Register I2C device.
SAM9263-EK:
- Add platform_data and register MACB device.
(Patch by Nicolas Ferre)
- Add platform_data and register AC97 device.
(Patch by Nicolas Ferre)
- Register I2C device.
Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
205 lines
4.5 KiB
C
205 lines
4.5 KiB
C
/*
|
|
* linux/arch/arm/mach-at91/board-sam9260ek.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/init.h>
|
|
#include <linux/mm.h>
|
|
#include <linux/module.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/spi/spi.h>
|
|
|
|
#include <asm/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 <asm/arch/board.h>
|
|
#include <asm/arch/gpio.h>
|
|
#include <asm/arch/at91sam926x_mc.h>
|
|
|
|
#include "generic.h"
|
|
|
|
|
|
/*
|
|
* Serial port configuration.
|
|
* 0 .. 5 = USART0 .. USART5
|
|
* 6 = DBGU
|
|
*/
|
|
static struct at91_uart_config __initdata ek_uart_config = {
|
|
.console_tty = 0, /* ttyS0 */
|
|
.nr_tty = 3,
|
|
.tty_map = { 6, 0, 1, -1, -1, -1, -1 } /* ttyS0, ..., ttyS6 */
|
|
};
|
|
|
|
static void __init ek_map_io(void)
|
|
{
|
|
/* Initialize processor: 18.432 MHz crystal */
|
|
at91sam9260_initialize(18432000);
|
|
|
|
/* Setup the serial ports and console */
|
|
at91_init_serial(&ek_uart_config);
|
|
}
|
|
|
|
static void __init ek_init_irq(void)
|
|
{
|
|
at91sam9260_init_interrupts(NULL);
|
|
}
|
|
|
|
|
|
/*
|
|
* USB Host port
|
|
*/
|
|
static struct at91_usbh_data __initdata ek_usbh_data = {
|
|
.ports = 2,
|
|
};
|
|
|
|
/*
|
|
* USB Device port
|
|
*/
|
|
static struct at91_udc_data __initdata ek_udc_data = {
|
|
.vbus_pin = AT91_PIN_PC5,
|
|
.pullup_pin = 0, /* pull-up driven by UDC */
|
|
};
|
|
|
|
|
|
/*
|
|
* SPI devices.
|
|
*/
|
|
static struct spi_board_info ek_spi_devices[] = {
|
|
#if !defined(CONFIG_MMC_AT91)
|
|
{ /* DataFlash chip */
|
|
.modalias = "mtd_dataflash",
|
|
.chip_select = 1,
|
|
.max_speed_hz = 15 * 1000 * 1000,
|
|
.bus_num = 0,
|
|
},
|
|
#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
|
|
{ /* DataFlash card */
|
|
.modalias = "mtd_dataflash",
|
|
.chip_select = 0,
|
|
.max_speed_hz = 15 * 1000 * 1000,
|
|
.bus_num = 0,
|
|
},
|
|
#endif
|
|
#endif
|
|
#if defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE)
|
|
{ /* AT73C213 DAC */
|
|
.modalias = "at73c213",
|
|
.chip_select = 0,
|
|
.max_speed_hz = 10 * 1000 * 1000,
|
|
.bus_num = 1,
|
|
},
|
|
#endif
|
|
};
|
|
|
|
|
|
/*
|
|
* MACB Ethernet device
|
|
*/
|
|
static struct at91_eth_data __initdata ek_macb_data = {
|
|
.phy_irq_pin = AT91_PIN_PA7,
|
|
.is_rmii = 1,
|
|
};
|
|
|
|
|
|
/*
|
|
* NAND flash
|
|
*/
|
|
static struct mtd_partition __initdata ek_nand_partition[] = {
|
|
{
|
|
.name = "Partition 1",
|
|
.offset = 0,
|
|
.size = 256 * 1024,
|
|
},
|
|
{
|
|
.name = "Partition 2",
|
|
.offset = 256 * 1024,
|
|
.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;
|
|
}
|
|
|
|
static struct at91_nand_data __initdata ek_nand_data = {
|
|
.ale = 21,
|
|
.cle = 22,
|
|
// .det_pin = ... not connected
|
|
.rdy_pin = AT91_PIN_PC13,
|
|
.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
|
|
};
|
|
|
|
|
|
/*
|
|
* MCI (SD/MMC)
|
|
*/
|
|
static struct at91_mmc_data __initdata ek_mmc_data = {
|
|
.slot_b = 1,
|
|
.wire4 = 1,
|
|
// .det_pin = ... not connected
|
|
// .wp_pin = ... not connected
|
|
// .vcc_pin = ... not connected
|
|
};
|
|
|
|
static void __init ek_board_init(void)
|
|
{
|
|
/* Serial */
|
|
at91_add_device_serial();
|
|
/* USB Host */
|
|
at91_add_device_usbh(&ek_usbh_data);
|
|
/* USB Device */
|
|
at91_add_device_udc(&ek_udc_data);
|
|
/* SPI */
|
|
at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
|
|
/* NAND */
|
|
at91_add_device_nand(&ek_nand_data);
|
|
/* Ethernet */
|
|
at91_add_device_eth(&ek_macb_data);
|
|
/* MMC */
|
|
at91_add_device_mmc(0, &ek_mmc_data);
|
|
/* I2C */
|
|
at91_add_device_i2c();
|
|
}
|
|
|
|
MACHINE_START(AT91SAM9260EK, "Atmel AT91SAM9260-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_machine = ek_board_init,
|
|
MACHINE_END
|