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Merge tag 'for-linus-v3.6-rc1' of git://oss.sgi.com/xfs/xfs
[~andy/linux] / arch / arm / mach-shmobile / board-marzen.c
1 /*
2  * marzen board support
3  *
4  * Copyright (C) 2011  Renesas Solutions Corp.
5  * Copyright (C) 2011  Magnus Damm
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; version 2 of the License.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
19  */
20
21 #include <linux/kernel.h>
22 #include <linux/init.h>
23 #include <linux/interrupt.h>
24 #include <linux/irq.h>
25 #include <linux/platform_device.h>
26 #include <linux/delay.h>
27 #include <linux/io.h>
28 #include <linux/gpio.h>
29 #include <linux/dma-mapping.h>
30 #include <linux/regulator/fixed.h>
31 #include <linux/regulator/machine.h>
32 #include <linux/smsc911x.h>
33 #include <mach/hardware.h>
34 #include <mach/r8a7779.h>
35 #include <mach/common.h>
36 #include <mach/irqs.h>
37 #include <asm/mach-types.h>
38 #include <asm/mach/arch.h>
39 #include <asm/hardware/gic.h>
40 #include <asm/traps.h>
41
42 /* Dummy supplies, where voltage doesn't matter */
43 static struct regulator_consumer_supply dummy_supplies[] = {
44         REGULATOR_SUPPLY("vddvario", "smsc911x"),
45         REGULATOR_SUPPLY("vdd33a", "smsc911x"),
46 };
47
48 /* SMSC LAN89218 */
49 static struct resource smsc911x_resources[] = {
50         [0] = {
51                 .start          = 0x18000000, /* ExCS0 */
52                 .end            = 0x180000ff, /* A1->A7 */
53                 .flags          = IORESOURCE_MEM,
54         },
55         [1] = {
56                 .start          = gic_spi(28), /* IRQ 1 */
57                 .flags          = IORESOURCE_IRQ,
58         },
59 };
60
61 static struct smsc911x_platform_config smsc911x_platdata = {
62         .flags          = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
63         .phy_interface  = PHY_INTERFACE_MODE_MII,
64         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
65         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
66 };
67
68 static struct platform_device eth_device = {
69         .name           = "smsc911x",
70         .id             = 0,
71         .dev  = {
72                 .platform_data = &smsc911x_platdata,
73         },
74         .resource       = smsc911x_resources,
75         .num_resources  = ARRAY_SIZE(smsc911x_resources),
76 };
77
78 static struct platform_device *marzen_devices[] __initdata = {
79         &eth_device,
80 };
81
82 static void __init marzen_init(void)
83 {
84         regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
85
86         r8a7779_pinmux_init();
87
88         /* SCIF2 (CN18: DEBUG0) */
89         gpio_request(GPIO_FN_TX2_C, NULL);
90         gpio_request(GPIO_FN_RX2_C, NULL);
91
92         /* SCIF4 (CN19: DEBUG1) */
93         gpio_request(GPIO_FN_TX4, NULL);
94         gpio_request(GPIO_FN_RX4, NULL);
95
96         /* LAN89218 */
97         gpio_request(GPIO_FN_EX_CS0, NULL); /* nCS */
98         gpio_request(GPIO_FN_IRQ1_B, NULL); /* IRQ + PME */
99
100         r8a7779_add_standard_devices();
101         platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
102 }
103
104 MACHINE_START(MARZEN, "marzen")
105         .map_io         = r8a7779_map_io,
106         .init_early     = r8a7779_add_early_devices,
107         .nr_irqs        = NR_IRQS_LEGACY,
108         .init_irq       = r8a7779_init_irq,
109         .handle_irq     = gic_handle_irq,
110         .init_machine   = marzen_init,
111         .init_late      = shmobile_init_late,
112         .timer          = &shmobile_timer,
113 MACHINE_END