Merge branch 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied...
[linux-2.6-block.git] / arch / arm / mach-ixp4xx / wg302v2-setup.c
1 /*
2  * arch/arm/mach-ixp4xx/wg302-setup.c
3  *
4  * Board setup for the Netgear WG302 v2 and WAG302 v2
5  *
6  * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org>
7  *
8  * based on coyote-setup.c:
9  *      Copyright (C) 2003-2005 MontaVista Software, Inc.
10  *
11  * Author: Imre Kaloz <kaloz@openwrt.org>
12  *
13  */
14
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17 #include <linux/device.h>
18 #include <linux/serial.h>
19 #include <linux/tty.h>
20 #include <linux/serial_8250.h>
21
22 #include <asm/types.h>
23 #include <asm/setup.h>
24 #include <asm/memory.h>
25 #include <mach/hardware.h>
26 #include <asm/irq.h>
27 #include <asm/mach-types.h>
28 #include <asm/mach/arch.h>
29 #include <asm/mach/flash.h>
30
31 static struct flash_platform_data wg302v2_flash_data = {
32         .map_name       = "cfi_probe",
33         .width          = 2,
34 };
35
36 static struct resource wg302v2_flash_resource = {
37         .flags          = IORESOURCE_MEM,
38 };
39
40 static struct platform_device wg302v2_flash = {
41         .name           = "IXP4XX-Flash",
42         .id             = 0,
43         .dev            = {
44                 .platform_data = &wg302v2_flash_data,
45         },
46         .num_resources  = 1,
47         .resource       = &wg302v2_flash_resource,
48 };
49
50 static struct resource wg302v2_uart_resource = {
51         .start  = IXP4XX_UART2_BASE_PHYS,
52         .end    = IXP4XX_UART2_BASE_PHYS + 0x0fff,
53         .flags  = IORESOURCE_MEM,
54 };
55
56 static struct plat_serial8250_port wg302v2_uart_data[] = {
57         {
58                 .mapbase        = IXP4XX_UART2_BASE_PHYS,
59                 .membase        = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
60                 .irq            = IRQ_IXP4XX_UART2,
61                 .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
62                 .iotype         = UPIO_MEM,
63                 .regshift       = 2,
64                 .uartclk        = IXP4XX_UART_XTAL,
65         },
66         { },
67 };
68
69 static struct platform_device wg302v2_uart = {
70         .name           = "serial8250",
71         .id             = PLAT8250_DEV_PLATFORM,
72         .dev                    = {
73                 .platform_data  = wg302v2_uart_data,
74         },
75         .num_resources  = 1,
76         .resource       = &wg302v2_uart_resource,
77 };
78
79 static struct platform_device *wg302v2_devices[] __initdata = {
80         &wg302v2_flash,
81         &wg302v2_uart,
82 };
83
84 static void __init wg302v2_init(void)
85 {
86         ixp4xx_sys_init();
87
88         wg302v2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
89         wg302v2_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
90
91         *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
92         *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
93
94         platform_add_devices(wg302v2_devices, ARRAY_SIZE(wg302v2_devices));
95 }
96
97 #ifdef CONFIG_MACH_WG302V2
98 MACHINE_START(WG302V2, "Netgear WG302 v2 / WAG302 v2")
99         /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
100         .phys_io        = IXP4XX_PERIPHERAL_BASE_PHYS,
101         .io_pg_offst    = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
102         .map_io         = ixp4xx_map_io,
103         .init_irq       = ixp4xx_init_irq,
104         .timer          = &ixp4xx_timer,
105         .boot_params    = 0x0100,
106         .init_machine   = wg302v2_init,
107 MACHINE_END
108 #endif