Merge branch 'x86/pebs' into x86/unify-cpu-detect
[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 <asm/mach-types.h>
20 #include <asm/gpio.h>
21 #include <asm/leds.h>
22 #include <asm/mach/arch.h>
23 #include <asm/mach/pci.h>
24 #include <mach/orion5x.h>
25 #include "common.h"
26 #include "mpp.h"
27
28 /*****************************************************************************
29  * RD-88F5181L FXO Info
30  ****************************************************************************/
31 /*
32  * 8M NOR flash Device bus boot chip select
33  */
34 #define RD88F5181L_FXO_NOR_BOOT_BASE            0xff800000
35 #define RD88F5181L_FXO_NOR_BOOT_SIZE            SZ_8M
36
37
38 /*****************************************************************************
39  * 8M NOR Flash on Device bus Boot chip select
40  ****************************************************************************/
41 static struct physmap_flash_data rd88f5181l_fxo_nor_boot_flash_data = {
42         .width          = 1,
43 };
44
45 static struct resource rd88f5181l_fxo_nor_boot_flash_resource = {
46         .flags          = IORESOURCE_MEM,
47         .start          = RD88F5181L_FXO_NOR_BOOT_BASE,
48         .end            = RD88F5181L_FXO_NOR_BOOT_BASE +
49                           RD88F5181L_FXO_NOR_BOOT_SIZE - 1,
50 };
51
52 static struct platform_device rd88f5181l_fxo_nor_boot_flash = {
53         .name                   = "physmap-flash",
54         .id                     = 0,
55         .dev            = {
56                 .platform_data  = &rd88f5181l_fxo_nor_boot_flash_data,
57         },
58         .num_resources          = 1,
59         .resource               = &rd88f5181l_fxo_nor_boot_flash_resource,
60 };
61
62
63 /*****************************************************************************
64  * General Setup
65  ****************************************************************************/
66 static struct orion5x_mpp_mode rd88f5181l_fxo_mpp_modes[] __initdata = {
67         {  0, MPP_GPIO },               /* LED1 CardBus LED (front panel) */
68         {  1, MPP_GPIO },               /* PCI_intA */
69         {  2, MPP_GPIO },               /* Hard Reset / Factory Init*/
70         {  3, MPP_GPIO },               /* FXS or DAA select */
71         {  4, MPP_GPIO },               /* LED6 - phone LED (front panel) */
72         {  5, MPP_GPIO },               /* LED5 - phone LED (front panel) */
73         {  6, MPP_PCI_CLK },            /* CPU PCI refclk */
74         {  7, MPP_PCI_CLK },            /* PCI/PCIe refclk */
75         {  8, MPP_GPIO },               /* CardBus reset */
76         {  9, MPP_GPIO },               /* GE_RXERR */
77         { 10, MPP_GPIO },               /* LED2 MiniPCI LED (front panel) */
78         { 11, MPP_GPIO },               /* Lifeline control */
79         { 12, MPP_GIGE },               /* GE_TXD[4] */
80         { 13, MPP_GIGE },               /* GE_TXD[5] */
81         { 14, MPP_GIGE },               /* GE_TXD[6] */
82         { 15, MPP_GIGE },               /* GE_TXD[7] */
83         { 16, MPP_GIGE },               /* GE_RXD[4] */
84         { 17, MPP_GIGE },               /* GE_RXD[5] */
85         { 18, MPP_GIGE },               /* GE_RXD[6] */
86         { 19, MPP_GIGE },               /* GE_RXD[7] */
87         { -1 },
88 };
89
90 static struct mv643xx_eth_platform_data rd88f5181l_fxo_eth_data = {
91         .phy_addr       = -1,
92         .speed          = SPEED_1000,
93         .duplex         = DUPLEX_FULL,
94 };
95
96 static void __init rd88f5181l_fxo_init(void)
97 {
98         /*
99          * Setup basic Orion functions. Need to be called early.
100          */
101         orion5x_init();
102
103         orion5x_mpp_conf(rd88f5181l_fxo_mpp_modes);
104
105         /*
106          * Configure peripherals.
107          */
108         orion5x_ehci0_init();
109         orion5x_eth_init(&rd88f5181l_fxo_eth_data);
110         orion5x_uart0_init();
111
112         orion5x_setup_dev_boot_win(RD88F5181L_FXO_NOR_BOOT_BASE,
113                                    RD88F5181L_FXO_NOR_BOOT_SIZE);
114         platform_device_register(&rd88f5181l_fxo_nor_boot_flash);
115 }
116
117 static int __init
118 rd88f5181l_fxo_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
119 {
120         int irq;
121
122         /*
123          * Check for devices with hard-wired IRQs.
124          */
125         irq = orion5x_pci_map_irq(dev, slot, pin);
126         if (irq != -1)
127                 return irq;
128
129         /*
130          * Mini-PCI / Cardbus slot.
131          */
132         return gpio_to_irq(1);
133 }
134
135 static struct hw_pci rd88f5181l_fxo_pci __initdata = {
136         .nr_controllers = 2,
137         .swizzle        = pci_std_swizzle,
138         .setup          = orion5x_pci_sys_setup,
139         .scan           = orion5x_pci_sys_scan_bus,
140         .map_irq        = rd88f5181l_fxo_pci_map_irq,
141 };
142
143 static int __init rd88f5181l_fxo_pci_init(void)
144 {
145         if (machine_is_rd88f5181l_fxo()) {
146                 orion5x_pci_set_cardbus_mode();
147                 pci_common_init(&rd88f5181l_fxo_pci);
148         }
149
150         return 0;
151 }
152 subsys_initcall(rd88f5181l_fxo_pci_init);
153
154 MACHINE_START(RD88F5181L_FXO, "Marvell Orion-VoIP FXO Reference Design")
155         /* Maintainer: Nicolas Pitre <nico@marvell.com> */
156         .phys_io        = ORION5X_REGS_PHYS_BASE,
157         .io_pg_offst    = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
158         .boot_params    = 0x00000100,
159         .init_machine   = rd88f5181l_fxo_init,
160         .map_io         = orion5x_map_io,
161         .init_irq       = orion5x_init_irq,
162         .timer          = &orion5x_timer,
163         .fixup          = tag_fixup_mem32,
164 MACHINE_END