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42452b77 LB |
1 | /* |
2 | * arch/arm/mach-orion5x/wrt350n-v2-setup.c | |
3 | * | |
4 | * This file is licensed under the terms of the GNU General Public | |
5 | * License version 2. This program is licensed "as is" without any | |
6 | * warranty of any kind, whether express or implied. | |
7 | */ | |
8 | ||
9 | #include <linux/kernel.h> | |
10 | #include <linux/init.h> | |
11 | #include <linux/platform_device.h> | |
12 | #include <linux/pci.h> | |
13 | #include <linux/irq.h> | |
14 | #include <linux/delay.h> | |
15 | #include <linux/mtd/physmap.h> | |
16 | #include <linux/mv643xx_eth.h> | |
17 | #include <asm/mach-types.h> | |
18 | #include <asm/gpio.h> | |
19 | #include <asm/mach/arch.h> | |
20 | #include <asm/mach/pci.h> | |
21 | #include <asm/arch/orion5x.h> | |
22 | #include "common.h" | |
23 | #include "mpp.h" | |
24 | ||
25 | static struct orion5x_mpp_mode wrt350n_v2_mpp_modes[] __initdata = { | |
26 | { 0, MPP_GPIO }, /* Power LED green (0=on) */ | |
27 | { 1, MPP_GPIO }, /* Security LED (0=on) */ | |
28 | { 2, MPP_GPIO }, /* Internal Button (0=on) */ | |
29 | { 3, MPP_GPIO }, /* Reset Button (0=on) */ | |
30 | { 4, MPP_GPIO }, /* PCI int */ | |
31 | { 5, MPP_GPIO }, /* Power LED orange (0=on) */ | |
32 | { 6, MPP_GPIO }, /* USB LED (0=on) */ | |
33 | { 7, MPP_GPIO }, /* Wireless LED (0=on) */ | |
34 | { 8, MPP_UNUSED }, /* ??? */ | |
35 | { 9, MPP_GIGE }, /* GE_RXERR */ | |
36 | { 10, MPP_UNUSED }, /* ??? */ | |
37 | { 11, MPP_UNUSED }, /* ??? */ | |
38 | { 12, MPP_GIGE }, /* GE_TXD[4] */ | |
39 | { 13, MPP_GIGE }, /* GE_TXD[5] */ | |
40 | { 14, MPP_GIGE }, /* GE_TXD[6] */ | |
41 | { 15, MPP_GIGE }, /* GE_TXD[7] */ | |
42 | { 16, MPP_GIGE }, /* GE_RXD[4] */ | |
43 | { 17, MPP_GIGE }, /* GE_RXD[5] */ | |
44 | { 18, MPP_GIGE }, /* GE_RXD[6] */ | |
45 | { 19, MPP_GIGE }, /* GE_RXD[7] */ | |
46 | { -1 }, | |
47 | }; | |
48 | ||
49 | /* | |
50 | * 8M NOR flash Device bus boot chip select | |
51 | */ | |
52 | #define WRT350N_V2_NOR_BOOT_BASE 0xf4000000 | |
53 | #define WRT350N_V2_NOR_BOOT_SIZE SZ_8M | |
54 | ||
55 | static struct mtd_partition wrt350n_v2_nor_flash_partitions[] = { | |
56 | { | |
57 | .name = "kernel", | |
58 | .offset = 0x00000000, | |
59 | .size = 0x00760000, | |
60 | }, { | |
61 | .name = "rootfs", | |
62 | .offset = 0x001a0000, | |
63 | .size = 0x005c0000, | |
64 | }, { | |
65 | .name = "lang", | |
66 | .offset = 0x00760000, | |
67 | .size = 0x00040000, | |
68 | }, { | |
69 | .name = "nvram", | |
70 | .offset = 0x007a0000, | |
71 | .size = 0x00020000, | |
72 | }, { | |
73 | .name = "u-boot", | |
74 | .offset = 0x007c0000, | |
75 | .size = 0x00040000, | |
76 | }, | |
77 | }; | |
78 | ||
79 | static struct physmap_flash_data wrt350n_v2_nor_flash_data = { | |
80 | .width = 1, | |
81 | .parts = wrt350n_v2_nor_flash_partitions, | |
82 | .nr_parts = ARRAY_SIZE(wrt350n_v2_nor_flash_partitions), | |
83 | }; | |
84 | ||
85 | static struct resource wrt350n_v2_nor_flash_resource = { | |
86 | .flags = IORESOURCE_MEM, | |
87 | .start = WRT350N_V2_NOR_BOOT_BASE, | |
88 | .end = WRT350N_V2_NOR_BOOT_BASE + WRT350N_V2_NOR_BOOT_SIZE - 1, | |
89 | }; | |
90 | ||
91 | static struct platform_device wrt350n_v2_nor_flash = { | |
92 | .name = "physmap-flash", | |
93 | .id = 0, | |
94 | .dev = { | |
95 | .platform_data = &wrt350n_v2_nor_flash_data, | |
96 | }, | |
97 | .num_resources = 1, | |
98 | .resource = &wrt350n_v2_nor_flash_resource, | |
99 | }; | |
100 | ||
101 | static struct mv643xx_eth_platform_data wrt350n_v2_eth_data = { | |
102 | .phy_addr = -1, | |
103 | }; | |
104 | ||
105 | static void __init wrt350n_v2_init(void) | |
106 | { | |
107 | /* | |
108 | * Setup basic Orion functions. Need to be called early. | |
109 | */ | |
110 | orion5x_init(); | |
111 | ||
112 | orion5x_mpp_conf(wrt350n_v2_mpp_modes); | |
113 | ||
114 | /* | |
115 | * Configure peripherals. | |
116 | */ | |
117 | orion5x_ehci0_init(); | |
118 | orion5x_eth_init(&wrt350n_v2_eth_data); | |
119 | orion5x_uart0_init(); | |
120 | ||
121 | orion5x_setup_dev_boot_win(WRT350N_V2_NOR_BOOT_BASE, | |
122 | WRT350N_V2_NOR_BOOT_SIZE); | |
123 | platform_device_register(&wrt350n_v2_nor_flash); | |
124 | } | |
125 | ||
126 | static int __init wrt350n_v2_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) | |
127 | { | |
128 | int irq; | |
129 | ||
130 | /* | |
131 | * Check for devices with hard-wired IRQs. | |
132 | */ | |
133 | irq = orion5x_pci_map_irq(dev, slot, pin); | |
134 | if (irq != -1) | |
135 | return irq; | |
136 | ||
137 | /* | |
138 | * Mini-PCI slot. | |
139 | */ | |
140 | if (slot == 7) | |
141 | return gpio_to_irq(4); | |
142 | ||
143 | return -1; | |
144 | } | |
145 | ||
146 | static struct hw_pci wrt350n_v2_pci __initdata = { | |
147 | .nr_controllers = 2, | |
148 | .swizzle = pci_std_swizzle, | |
149 | .setup = orion5x_pci_sys_setup, | |
150 | .scan = orion5x_pci_sys_scan_bus, | |
151 | .map_irq = wrt350n_v2_pci_map_irq, | |
152 | }; | |
153 | ||
154 | static int __init wrt350n_v2_pci_init(void) | |
155 | { | |
156 | if (machine_is_wrt350n_v2()) | |
157 | pci_common_init(&wrt350n_v2_pci); | |
158 | ||
159 | return 0; | |
160 | } | |
161 | subsys_initcall(wrt350n_v2_pci_init); | |
162 | ||
163 | MACHINE_START(WRT350N_V2, "Linksys WRT350N v2") | |
164 | /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */ | |
165 | .phys_io = ORION5X_REGS_PHYS_BASE, | |
166 | .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, | |
167 | .boot_params = 0x00000100, | |
168 | .init_machine = wrt350n_v2_init, | |
169 | .map_io = orion5x_map_io, | |
170 | .init_irq = orion5x_init_irq, | |
171 | .timer = &orion5x_timer, | |
172 | .fixup = tag_fixup_mem32, | |
173 | MACHINE_END |