/*
* linux/arch/arm/mach-imx/mach-apf9328.c
*
* Copyright (c) 2005-2011 ARMadeus systems <support@armadeus.com>
*
* This work is based on mach-scb9328.c which is:
* Copyright (c) 2004 Sascha Hauer <saschahauer@web.de>
* Copyright (c) 2006-2008 Juergen Beisert <jbeisert@netscape.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/dm9000.h>
#include <linux/gpio.h>
#include <linux/i2c.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <mach/common.h>
#include <mach/hardware.h>
#include <mach/iomux-mx1.h>
#include "devices-imx1.h"
static const int apf9328_pins[] __initconst = {
/* UART1 */
PC9_PF_UART1_CTS,
PC10_PF_UART1_RTS,
PC11_PF_UART1_TXD,
PC12_PF_UART1_RXD,
/* UART2 */
PB28_PF_UART2_CTS,
PB29_PF_UART2_RTS,
PB30_PF_UART2_TXD,
PB31_PF_UART2_RXD,
/* I2C */
PA15_PF_I2C_SDA,
PA16_PF_I2C_SCL,
};
/*
* The APF9328 can have up to 32MB NOR Flash
*/
static struct resource flash_resource = {
.start = MX1_CS0_PHYS,
.end = MX1_CS0_PHYS + SZ_32M - 1,
.flags = IORESOURCE_MEM,
};
static struct physmap_flash_data apf9328_flash_data = {
.width = 2,
};
static struct platform_device apf9328_flash_device = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &apf9328_flash_data,
},
.resource = &flash_resource,
.num_resources = 1,
};
/*
* APF9328 has a DM9000 Ethernet controller
*/
static struct dm9000_plat_data dm9000_setup = {
.flags = DM9000_PLATF_16BITONLY
};
static struct resource dm9000_resources[] = {
{
.start = MX1_CS4_PHYS + 0x00C00000,
.end = MX1_CS4_PHYS + 0x00C00001,
.flags = IORESOURCE_MEM,
}, {
.start = MX1_CS4_PHYS + 0x00C00002,
.end = MX1_CS4_PHYS + 0x00C00003,
.flags = IORESOURCE_MEM,
}, {
/* irq number is run-time assigned */
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
},
};
static struct platform_device dm9000x_device = {
.name = "dm9000",
.id = 0,
.num_resources = ARRAY_SIZE(dm9000_resources),
.resource = dm9000_resources,
.dev = {
.platform_data = &dm9000_setup,
}
};
static const struct imxuart_platform_data uart1_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
static const struct imxi2c_platform_data apf9328_i2c_data __initconst = {
.bitrate = 100000,
};
static struct platform_device *devices[] __initdata = {
&apf9328_flash_device,
&dm9000x_device,
};
static void __init apf9328_init(void)
{
imx1_soc_init();
mxc_gpio_setup_multiple_pins(apf9328_pins,
ARRAY_SIZE(apf9328_pins),
"APF9328");
imx1_add_imx_uart0(NULL);
imx1_add_imx_uart1(&uart1_pdata);
imx1_add_imx_i2c(&apf9328_i2c_data);
dm9000_resources[2].start = gpio_to_irq(IMX_GPIO_NR(2, 14));
dm9000_resources[2].end = gpio_to_irq(IMX_GPIO_NR(2, 14));
platform_add_devices(devices, ARRAY_SIZE(devices));
}
static void __init apf9328_timer_init(void)
{
mx1_clocks_init(32768);
}
static struct sys_timer apf9328_timer = {
.init = apf9328_timer_init,
};
MACHINE_START(APF9328, "Armadeus APF9328")
/* Maintainer: Gwenhael Goavec-Merou, ARMadeus Systems */
.map_io = mx1_map_io,
.init_early = imx1_init_early,
.init_irq = mx1_init_irq,
.handle_irq = imx1_handle_irq,
.timer = &apf9328_timer,
.init_machine = apf9328_init,
.restart = mxc_restart,
MACHINE_END
