Merge commit 'v2.6.28-rc2' into x86/doc
[linux-2.6] / arch / arm / mach-orion5x / rd88f5181l-fxo-setup.c
1 /*
2  * arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c
3  *
4  * Marvell Orion-VoIP FXO Reference Design 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/pci.h>
15 #include <linux/irq.h>
16 #include <linux/mtd/physmap.h>
17 #include <linux/mv643xx_eth.h>
18 #include <linux/ethtool.h>
19 #include <net/dsa.h>
20 #include <asm/mach-types.h>
21 #include <asm/gpio.h>
22 #include <asm/leds.h>
23 #include <asm/mach/arch.h>
24 #include <asm/mach/pci.h>
25 #include <mach/orion5x.h>
26 #include "common.h"
27 #include "mpp.h"
28
29 /*****************************************************************************
30  * RD-88F5181L FXO Info
31  ****************************************************************************/
32 /*
33  * 8M NOR flash Device bus boot chip select
34  */
35 #define RD88F5181L_FXO_NOR_BOOT_BASE            0xff800000
36 #define RD88F5181L_FXO_NOR_BOOT_SIZE            SZ_8M
37
38
39 /*****************************************************************************
40  * 8M NOR Flash on Device bus Boot chip select
41  ****************************************************************************/
42 static struct physmap_flash_data rd88f5181l_fxo_nor_boot_flash_data = {
43         .width          = 1,
44 };
45
46 static struct resource rd88f5181l_fxo_nor_boot_flash_resource = {
47         .flags          = IORESOURCE_MEM,
48         .start          = RD88F5181L_FXO_NOR_BOOT_BASE,
49         .end            = RD88F5181L_FXO_NOR_BOOT_BASE +
50                           RD88F5181L_FXO_NOR_BOOT_SIZE - 1,
51 };
52
53 static struct platform_device rd88f5181l_fxo_nor_boot_flash = {
54         .name                   = "physmap-flash",
55         .id                     = 0,
56         .dev            = {
57                 .platform_data  = &rd88f5181l_fxo_nor_boot_flash_data,
58         },
59         .num_resources          = 1,
60         .resource               = &rd88f5181l_fxo_nor_boot_flash_resource,
61 };
62
63
64 /*****************************************************************************
65  * General Setup
66  ****************************************************************************/
67 static struct orion5x_mpp_mode rd88f5181l_fxo_mpp_modes[] __initdata = {
68         {  0, MPP_GPIO },               /* LED1 CardBus LED (front panel) */
69         {  1, MPP_GPIO },               /* PCI_intA */
70         {  2, MPP_GPIO },               /* Hard Reset / Factory Init*/
71         {  3, MPP_GPIO },               /* FXS or DAA select */
72         {  4, MPP_GPIO },               /* LED6 - phone LED (front panel) */
73         {  5, MPP_GPIO },               /* LED5 - phone LED (front panel) */
74         {  6, MPP_PCI_CLK },            /* CPU PCI refclk */
75         {  7, MPP_PCI_CLK },            /* PCI/PCIe refclk */
76         {  8, MPP_GPIO },               /* CardBus reset */
77         {  9, MPP_GPIO },               /* GE_RXERR */
78         { 10, MPP_GPIO },               /* LED2 MiniPCI LED (front panel) */
79         { 11, MPP_GPIO },               /* Lifeline control */
80         { 12, MPP_GIGE },               /* GE_TXD[4] */
81         { 13, MPP_GIGE },               /* GE_TXD[5] */
82         { 14, MPP_GIGE },               /* GE_TXD[6] */
83         { 15, MPP_GIGE },               /* GE_TXD[7] */
84         { 16, MPP_GIGE },               /* GE_RXD[4] */
85         { 17, MPP_GIGE },               /* GE_RXD[5] */
86         { 18, MPP_GIGE },               /* GE_RXD[6] */
87         { 19, MPP_GIGE },               /* GE_RXD[7] */
88         { -1 },
89 };
90
91 static struct mv643xx_eth_platform_data rd88f5181l_fxo_eth_data = {
92         .phy_addr       = MV643XX_ETH_PHY_NONE,
93         .speed          = SPEED_1000,
94         .duplex         = DUPLEX_FULL,
95 };
96
97 static struct dsa_platform_data rd88f5181l_fxo_switch_data = {
98         .port_names[0]  = "lan2",
99         .port_names[1]  = "lan1",
100         .port_names[2]  = "wan",
101         .port_names[3]  = "cpu",
102         .port_names[5]  = "lan4",
103         .port_names[7]  = "lan3",
104 };
105
106 static void __init rd88f5181l_fxo_init(void)
107 {
108         /*
109          * Setup basic Orion functions. Need to be called early.
110          */
111         orion5x_init();
112
113         orion5x_mpp_conf(rd88f5181l_fxo_mpp_modes);
114
115         /*
116          * Configure peripherals.
117          */
118         orion5x_ehci0_init();
119         orion5x_eth_init(&rd88f5181l_fxo_eth_data);
120         orion5x_eth_switch_init(&rd88f5181l_fxo_switch_data, NO_IRQ);
121         orion5x_uart0_init();
122
123         orion5x_setup_dev_boot_win(RD88F5181L_FXO_NOR_BOOT_BASE,
124                                    RD88F5181L_FXO_NOR_BOOT_SIZE);
125         platform_device_register(&rd88f5181l_fxo_nor_boot_flash);
126 }
127
128 static int __init
129 rd88f5181l_fxo_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
130 {
131         int irq;
132
133         /*
134          * Check for devices with hard-wired IRQs.
135          */
136         irq = orion5x_pci_map_irq(dev, slot, pin);
137         if (irq != -1)
138                 return irq;
139
140         /*
141          * Mini-PCI / Cardbus slot.
142          */
143         return gpio_to_irq(1);
144 }
145
146 static struct hw_pci rd88f5181l_fxo_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        = rd88f5181l_fxo_pci_map_irq,
152 };
153
154 static int __init rd88f5181l_fxo_pci_init(void)
155 {
156         if (machine_is_rd88f5181l_fxo()) {
157                 orion5x_pci_set_cardbus_mode();
158                 pci_common_init(&rd88f5181l_fxo_pci);
159         }
160
161         return 0;
162 }
163 subsys_initcall(rd88f5181l_fxo_pci_init);
164
165 MACHINE_START(RD88F5181L_FXO, "Marvell Orion-VoIP FXO Reference Design")
166         /* Maintainer: Nicolas Pitre <nico@marvell.com> */
167         .phys_io        = ORION5X_REGS_PHYS_BASE,
168         .io_pg_offst    = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
169         .boot_params    = 0x00000100,
170         .init_machine   = rd88f5181l_fxo_init,
171         .map_io         = orion5x_map_io,
172         .init_irq       = orion5x_init_irq,
173         .timer          = &orion5x_timer,
174         .fixup          = tag_fixup_mem32,
175 MACHINE_END