1/*
  2 *  linux/arch/arm/mach-mmp/flint.c
  3 *
  4 *  Support for the Marvell Flint Development Platform.
  5 *
  6 *  Copyright (C) 2009 Marvell International Ltd.
  7 *
  8 *  This program is free software; you can redistribute it and/or modify
  9 *  it under the terms of the GNU General Public License version 2 as
 10 *  publishhed by the Free Software Foundation.
 11 */
 12
 13#include <linux/init.h>
 14#include <linux/kernel.h>
 15#include <linux/platform_device.h>
 16#include <linux/smc91x.h>
 17#include <linux/io.h>
 18#include <linux/gpio.h>
 19#include <linux/gpio-pxa.h>
 20#include <linux/interrupt.h>
 21
 22#include <asm/mach-types.h>
 23#include <asm/mach/arch.h>
 24#include <mach/addr-map.h>
 25#include <mach/mfp-mmp2.h>
 26#include <mach/mmp2.h>
 27#include <mach/irqs.h>
 28
 29#include "common.h"
 30
 31#define FLINT_NR_IRQS	(MMP_NR_IRQS + 48)
 32
 33static unsigned long flint_pin_config[] __initdata = {
 34	/* UART1 */
 35	GPIO45_UART1_RXD,
 36	GPIO46_UART1_TXD,
 37
 38	/* UART2 */
 39	GPIO47_UART2_RXD,
 40	GPIO48_UART2_TXD,
 41
 42	/* SMC */
 43	GPIO151_SMC_SCLK,
 44	GPIO145_SMC_nCS0,
 45	GPIO146_SMC_nCS1,
 46	GPIO152_SMC_BE0,
 47	GPIO153_SMC_BE1,
 48	GPIO154_SMC_IRQ,
 49	GPIO113_SMC_RDY,
 50
 51	/*Ethernet*/
 52	GPIO155_GPIO,
 53
 54	/* DFI */
 55	GPIO168_DFI_D0,
 56	GPIO167_DFI_D1,
 57	GPIO166_DFI_D2,
 58	GPIO165_DFI_D3,
 59	GPIO107_DFI_D4,
 60	GPIO106_DFI_D5,
 61	GPIO105_DFI_D6,
 62	GPIO104_DFI_D7,
 63	GPIO111_DFI_D8,
 64	GPIO164_DFI_D9,
 65	GPIO163_DFI_D10,
 66	GPIO162_DFI_D11,
 67	GPIO161_DFI_D12,
 68	GPIO110_DFI_D13,
 69	GPIO109_DFI_D14,
 70	GPIO108_DFI_D15,
 71	GPIO143_ND_nCS0,
 72	GPIO144_ND_nCS1,
 73	GPIO147_ND_nWE,
 74	GPIO148_ND_nRE,
 75	GPIO150_ND_ALE,
 76	GPIO149_ND_CLE,
 77	GPIO112_ND_RDY0,
 78	GPIO160_ND_RDY1,
 79};
 80
 81static struct pxa_gpio_platform_data mmp2_gpio_pdata = {
 82	.irq_base	= MMP_GPIO_TO_IRQ(0),
 83};
 84
 85static struct smc91x_platdata flint_smc91x_info = {
 86	.flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
 87};
 88
 89static struct resource smc91x_resources[] = {
 90	[0] = {
 91		.start  = SMC_CS1_PHYS_BASE + 0x300,
 92		.end    = SMC_CS1_PHYS_BASE + 0xfffff,
 93		.flags  = IORESOURCE_MEM,
 94	},
 95	[1] = {
 96		.start  = MMP_GPIO_TO_IRQ(155),
 97		.end    = MMP_GPIO_TO_IRQ(155),
 98		.flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 99	}
100};
101
102static struct platform_device smc91x_device = {
103	.name           = "smc91x",
104	.id             = 0,
105	.dev            = {
106		.platform_data = &flint_smc91x_info,
107	},
108	.num_resources  = ARRAY_SIZE(smc91x_resources),
109	.resource       = smc91x_resources,
110};
111
112static void __init flint_init(void)
113{
114	mfp_config(ARRAY_AND_SIZE(flint_pin_config));
115
116	/* on-chip devices */
117	mmp2_add_uart(1);
118	mmp2_add_uart(2);
119	platform_device_add_data(&mmp2_device_gpio, &mmp2_gpio_pdata,
120				 sizeof(struct pxa_gpio_platform_data));
121	platform_device_register(&mmp2_device_gpio);
122
123	/* off-chip devices */
124	platform_device_register(&smc91x_device);
125}
126
127MACHINE_START(FLINT, "Flint Development Platform")
128	.map_io		= mmp_map_io,
129	.nr_irqs	= FLINT_NR_IRQS,
130	.init_irq       = mmp2_init_irq,
131	.init_time	= mmp2_timer_init,
132	.init_machine   = flint_init,
133	.restart	= mmp_restart,
134MACHINE_END