Merge branch 'pxa' into devel
[linux-2.6] / arch / arm / mach-orion5x / rd88f5181l-ge-setup.c
1 /*
2  * arch/arm/mach-orion5x/rd88f5181l-ge-setup.c
3  *
4  * Marvell Orion-VoIP GE 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/i2c.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 <asm/arch/orion5x.h>
25 #include "common.h"
26 #include "mpp.h"
27
28 /*****************************************************************************
29  * RD-88F5181L GE Info
30  ****************************************************************************/
31 /*
32  * 16M NOR flash Device bus boot chip select
33  */
34 #define RD88F5181L_GE_NOR_BOOT_BASE             0xff000000
35 #define RD88F5181L_GE_NOR_BOOT_SIZE             SZ_16M
36
37
38 /*****************************************************************************
39  * 16M NOR Flash on Device bus Boot chip select
40  ****************************************************************************/
41 static struct physmap_flash_data rd88f5181l_ge_nor_boot_flash_data = {
42         .width          = 1,
43 };
44
45 static struct resource rd88f5181l_ge_nor_boot_flash_resource = {
46         .flags          = IORESOURCE_MEM,
47         .start          = RD88F5181L_GE_NOR_BOOT_BASE,
48         .end            = RD88F5181L_GE_NOR_BOOT_BASE +
49                           RD88F5181L_GE_NOR_BOOT_SIZE - 1,
50 };
51
52 static struct platform_device rd88f5181l_ge_nor_boot_flash = {
53         .name                   = "physmap-flash",
54         .id                     = 0,
55         .dev            = {
56                 .platform_data  = &rd88f5181l_ge_nor_boot_flash_data,
57         },
58         .num_resources          = 1,
59         .resource               = &rd88f5181l_ge_nor_boot_flash_resource,
60 };
61
62
63 /*****************************************************************************
64  * General Setup
65  ****************************************************************************/
66 static struct orion5x_mpp_mode rd88f5181l_ge_mpp_modes[] __initdata = {
67         {  0, MPP_GPIO },               /* LED1 */
68         {  1, MPP_GPIO },               /* LED5 */
69         {  2, MPP_GPIO },               /* LED4 */
70         {  3, MPP_GPIO },               /* LED3 */
71         {  4, MPP_GPIO },               /* PCI_intA */
72         {  5, MPP_GPIO },               /* RTC interrupt */
73         {  6, MPP_PCI_CLK },            /* CPU PCI refclk */
74         {  7, MPP_PCI_CLK },            /* PCI/PCIe refclk */
75         {  8, MPP_GPIO },               /* 88e6131 interrupt */
76         {  9, MPP_GPIO },               /* GE_RXERR */
77         { 10, MPP_GPIO },               /* PCI_intB */
78         { 11, MPP_GPIO },               /* LED2 */
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_ge_eth_data = {
91         .phy_addr       = -1,
92 };
93
94 static struct i2c_board_info __initdata rd88f5181l_ge_i2c_rtc = {
95         I2C_BOARD_INFO("ds1338", 0x68),
96 };
97
98 static void __init rd88f5181l_ge_init(void)
99 {
100         /*
101          * Setup basic Orion functions. Need to be called early.
102          */
103         orion5x_init();
104
105         orion5x_mpp_conf(rd88f5181l_ge_mpp_modes);
106
107         /*
108          * Configure peripherals.
109          */
110         orion5x_ehci0_init();
111         orion5x_eth_init(&rd88f5181l_ge_eth_data);
112         orion5x_i2c_init();
113         orion5x_uart0_init();
114
115         orion5x_setup_dev_boot_win(RD88F5181L_GE_NOR_BOOT_BASE,
116                                    RD88F5181L_GE_NOR_BOOT_SIZE);
117         platform_device_register(&rd88f5181l_ge_nor_boot_flash);
118
119         i2c_register_board_info(0, &rd88f5181l_ge_i2c_rtc, 1);
120 }
121
122 static int __init
123 rd88f5181l_ge_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
124 {
125         int irq;
126
127         /*
128          * Check for devices with hard-wired IRQs.
129          */
130         irq = orion5x_pci_map_irq(dev, slot, pin);
131         if (irq != -1)
132                 return irq;
133
134         /*
135          * Cardbus slot.
136          */
137         if (pin == 1)
138                 return gpio_to_irq(4);
139         else
140                 return gpio_to_irq(10);
141 }
142
143 static struct hw_pci rd88f5181l_ge_pci __initdata = {
144         .nr_controllers = 2,
145         .swizzle        = pci_std_swizzle,
146         .setup          = orion5x_pci_sys_setup,
147         .scan           = orion5x_pci_sys_scan_bus,
148         .map_irq        = rd88f5181l_ge_pci_map_irq,
149 };
150
151 static int __init rd88f5181l_ge_pci_init(void)
152 {
153         if (machine_is_rd88f5181l_ge()) {
154                 orion5x_pci_set_cardbus_mode();
155                 pci_common_init(&rd88f5181l_ge_pci);
156         }
157
158         return 0;
159 }
160 subsys_initcall(rd88f5181l_ge_pci_init);
161
162 MACHINE_START(RD88F5181L_GE, "Marvell Orion-VoIP GE Reference Design")
163         /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */
164         .phys_io        = ORION5X_REGS_PHYS_BASE,
165         .io_pg_offst    = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
166         .boot_params    = 0x00000100,
167         .init_machine   = rd88f5181l_ge_init,
168         .map_io         = orion5x_map_io,
169         .init_irq       = orion5x_init_irq,
170         .timer          = &orion5x_timer,
171         .fixup          = tag_fixup_mem32,
172 MACHINE_END