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-rw-r--r--arch/arm/mach-kirkwood/sheevaplug-setup.c136
1 files changed, 136 insertions, 0 deletions
diff --git a/arch/arm/mach-kirkwood/sheevaplug-setup.c b/arch/arm/mach-kirkwood/sheevaplug-setup.c
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1/*
2 * arch/arm/mach-kirkwood/sheevaplug-setup.c
3 *
4 * Marvell SheevaPlug Reference Board Setup
5 *
6 * This file is licensed under the terms of the GNU General Public
7 * License version 2. This program is licensed "as is" without any
8 * warranty of any kind, whether express or implied.
9 */
10
11#include <linux/kernel.h>
12#include <linux/init.h>
13#include <linux/platform_device.h>
14#include <linux/mtd/nand.h>
15#include <linux/mtd/partitions.h>
16#include <linux/mv643xx_eth.h>
17#include <linux/gpio.h>
18#include <linux/leds.h>
19#include <asm/mach-types.h>
20#include <asm/mach/arch.h>
21#include <mach/kirkwood.h>
22#include <plat/mvsdio.h>
23#include <plat/orion_nand.h>
24#include "common.h"
25#include "mpp.h"
26
27static struct mtd_partition sheevaplug_nand_parts[] = {
28 {
29 .name = "u-boot",
30 .offset = 0,
31 .size = SZ_1M
32 }, {
33 .name = "uImage",
34 .offset = MTDPART_OFS_NXTBLK,
35 .size = SZ_4M
36 }, {
37 .name = "root",
38 .offset = MTDPART_OFS_NXTBLK,
39 .size = MTDPART_SIZ_FULL
40 },
41};
42
43static struct resource sheevaplug_nand_resource = {
44 .flags = IORESOURCE_MEM,
45 .start = KIRKWOOD_NAND_MEM_PHYS_BASE,
46 .end = KIRKWOOD_NAND_MEM_PHYS_BASE +
47 KIRKWOOD_NAND_MEM_SIZE - 1,
48};
49
50static struct orion_nand_data sheevaplug_nand_data = {
51 .parts = sheevaplug_nand_parts,
52 .nr_parts = ARRAY_SIZE(sheevaplug_nand_parts),
53 .cle = 0,
54 .ale = 1,
55 .width = 8,
56 .chip_delay = 25,
57};
58
59static struct platform_device sheevaplug_nand_flash = {
60 .name = "orion_nand",
61 .id = -1,
62 .dev = {
63 .platform_data = &sheevaplug_nand_data,
64 },
65 .resource = &sheevaplug_nand_resource,
66 .num_resources = 1,
67};
68
69static struct mv643xx_eth_platform_data sheevaplug_ge00_data = {
70 .phy_addr = MV643XX_ETH_PHY_ADDR(0),
71};
72
73static struct mvsdio_platform_data sheevaplug_mvsdio_data = {
74 // unfortunately the CD signal has not been connected */
75};
76
77static struct gpio_led sheevaplug_led_pins[] = {
78 {
79 .name = "plug:green:health",
80 .default_trigger = "default-on",
81 .gpio = 49,
82 .active_low = 1,
83 },
84};
85
86static struct gpio_led_platform_data sheevaplug_led_data = {
87 .leds = sheevaplug_led_pins,
88 .num_leds = ARRAY_SIZE(sheevaplug_led_pins),
89};
90
91static struct platform_device sheevaplug_leds = {
92 .name = "leds-gpio",
93 .id = -1,
94 .dev = {
95 .platform_data = &sheevaplug_led_data,
96 }
97};
98
99static unsigned int sheevaplug_mpp_config[] __initdata = {
100 MPP29_GPIO, /* USB Power Enable */
101 MPP49_GPIO, /* LED */
102 0
103};
104
105static void __init sheevaplug_init(void)
106{
107 /*
108 * Basic setup. Needs to be called early.
109 */
110 kirkwood_init();
111 kirkwood_mpp_conf(sheevaplug_mpp_config);
112
113 kirkwood_uart0_init();
114
115 if (gpio_request(29, "USB Power Enable") != 0 ||
116 gpio_direction_output(29, 1) != 0)
117 printk(KERN_ERR "can't set up GPIO 29 (USB Power Enable)\n");
118 kirkwood_ehci_init();
119
120 kirkwood_ge00_init(&sheevaplug_ge00_data);
121 kirkwood_sdio_init(&sheevaplug_mvsdio_data);
122
123 platform_device_register(&sheevaplug_nand_flash);
124 platform_device_register(&sheevaplug_leds);
125}
126
127MACHINE_START(SHEEVAPLUG, "Marvell SheevaPlug Reference Board")
128 /* Maintainer: shadi Ammouri <shadi@marvell.com> */
129 .phys_io = KIRKWOOD_REGS_PHYS_BASE,
130 .io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
131 .boot_params = 0x00000100,
132 .init_machine = sheevaplug_init,
133 .map_io = kirkwood_map_io,
134 .init_irq = kirkwood_init_irq,
135 .timer = &kirkwood_timer,
136MACHINE_END