summaryrefslogtreecommitdiff
path: root/arch/arm/mach-mmp/flint.c
blob: 9a7054368e5595d7d855b1db014ab6b78c20ba4e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
// SPDX-License-Identifier: GPL-2.0-only
/*
 *  linux/arch/arm/mach-mmp/flint.c
 *
 *  Support for the Marvell Flint Development Platform.
 *
 *  Copyright (C) 2009 Marvell International Ltd.
 */

#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/smc91x.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/gpio-pxa.h>
#include <linux/interrupt.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include "addr-map.h"
#include "mfp-mmp2.h"
#include "mmp2.h"
#include "irqs.h"

#include "common.h"

#define FLINT_NR_IRQS	(MMP_NR_IRQS + 48)

static unsigned long flint_pin_config[] __initdata = {
	/* UART1 */
	GPIO45_UART1_RXD,
	GPIO46_UART1_TXD,

	/* UART2 */
	GPIO47_UART2_RXD,
	GPIO48_UART2_TXD,

	/* SMC */
	GPIO151_SMC_SCLK,
	GPIO145_SMC_nCS0,
	GPIO146_SMC_nCS1,
	GPIO152_SMC_BE0,
	GPIO153_SMC_BE1,
	GPIO154_SMC_IRQ,
	GPIO113_SMC_RDY,

	/*Ethernet*/
	GPIO155_GPIO,

	/* DFI */
	GPIO168_DFI_D0,
	GPIO167_DFI_D1,
	GPIO166_DFI_D2,
	GPIO165_DFI_D3,
	GPIO107_DFI_D4,
	GPIO106_DFI_D5,
	GPIO105_DFI_D6,
	GPIO104_DFI_D7,
	GPIO111_DFI_D8,
	GPIO164_DFI_D9,
	GPIO163_DFI_D10,
	GPIO162_DFI_D11,
	GPIO161_DFI_D12,
	GPIO110_DFI_D13,
	GPIO109_DFI_D14,
	GPIO108_DFI_D15,
	GPIO143_ND_nCS0,
	GPIO144_ND_nCS1,
	GPIO147_ND_nWE,
	GPIO148_ND_nRE,
	GPIO150_ND_ALE,
	GPIO149_ND_CLE,
	GPIO112_ND_RDY0,
	GPIO160_ND_RDY1,
};

static struct pxa_gpio_platform_data mmp2_gpio_pdata = {
	.irq_base	= MMP_GPIO_TO_IRQ(0),
};

static struct smc91x_platdata flint_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(155),
		.end    = MMP_GPIO_TO_IRQ(155),
		.flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
	}
};

static struct platform_device smc91x_device = {
	.name           = "smc91x",
	.id             = 0,
	.dev            = {
		.platform_data = &flint_smc91x_info,
	},
	.num_resources  = ARRAY_SIZE(smc91x_resources),
	.resource       = smc91x_resources,
};

static void __init flint_init(void)
{
	mfp_config(ARRAY_AND_SIZE(flint_pin_config));

	/* on-chip devices */
	mmp2_add_uart(1);
	mmp2_add_uart(2);
	platform_device_add_data(&mmp2_device_gpio, &mmp2_gpio_pdata,
				 sizeof(struct pxa_gpio_platform_data));
	platform_device_register(&mmp2_device_gpio);

	/* off-chip devices */
	platform_device_register(&smc91x_device);
}

MACHINE_START(FLINT, "Flint Development Platform")
	.map_io		= mmp_map_io,
	.nr_irqs	= FLINT_NR_IRQS,
	.init_irq       = mmp2_init_irq,
	.init_time	= mmp2_timer_init,
	.init_machine   = flint_init,
	.restart	= mmp_restart,
MACHINE_END