OpenCloudOS-Kernel/arch/arm/mach-mmp/tavorevb.c

110 lines
2.3 KiB
C

/*
* linux/arch/arm/mach-mmp/tavorevb.c
*
* Support for the Marvell PXA910-based TavorEVB Development Platform.
*
* 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
* publishhed by the Free Software Foundation.
*/
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/smc91x.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/addr-map.h>
#include <mach/mfp-pxa910.h>
#include <mach/pxa910.h>
#include <mach/irqs.h>
#include "common.h"
static unsigned long tavorevb_pin_config[] __initdata = {
/* UART2 */
GPIO47_UART2_RXD,
GPIO48_UART2_TXD,
/* SMC */
SM_nCS0_nCS0,
SM_ADV_SM_ADV,
SM_SCLK_SM_SCLK,
SM_SCLK_SM_SCLK,
SM_BE0_SM_BE0,
SM_BE1_SM_BE1,
/* DFI */
DF_IO0_ND_IO0,
DF_IO1_ND_IO1,
DF_IO2_ND_IO2,
DF_IO3_ND_IO3,
DF_IO4_ND_IO4,
DF_IO5_ND_IO5,
DF_IO6_ND_IO6,
DF_IO7_ND_IO7,
DF_IO8_ND_IO8,
DF_IO9_ND_IO9,
DF_IO10_ND_IO10,
DF_IO11_ND_IO11,
DF_IO12_ND_IO12,
DF_IO13_ND_IO13,
DF_IO14_ND_IO14,
DF_IO15_ND_IO15,
DF_nCS0_SM_nCS2_nCS0,
DF_ALE_SM_WEn_ND_ALE,
DF_CLE_SM_OEn_ND_CLE,
DF_WEn_DF_WEn,
DF_REn_DF_REn,
DF_RDY0_DF_RDY0,
};
static struct smc91x_platdata tavorevb_smc91x_info = {
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
};
static struct resource smc91x_resources[] = {
[0] = {
.start = SMC_CS1_PHYS_BASE + 0x300,
.end = SMC_CS1_PHYS_BASE + 0xfffff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = MMP_GPIO_TO_IRQ(80),
.end = MMP_GPIO_TO_IRQ(80),
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
}
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = 0,
.dev = {
.platform_data = &tavorevb_smc91x_info,
},
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
};
static void __init tavorevb_init(void)
{
mfp_config(ARRAY_AND_SIZE(tavorevb_pin_config));
/* on-chip devices */
pxa910_add_uart(1);
platform_device_register(&pxa910_device_gpio);
/* off-chip devices */
platform_device_register(&smc91x_device);
}
MACHINE_START(TAVOREVB, "PXA910 Evaluation Board (aka TavorEVB)")
.map_io = mmp_map_io,
.nr_irqs = MMP_NR_IRQS,
.init_irq = pxa910_init_irq,
.init_time = pxa910_timer_init,
.init_machine = tavorevb_init,
.restart = mmp_restart,
MACHINE_END