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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 | .map_io = ixp4xx_map_io, |
101 | .init_irq = ixp4xx_init_irq, |
102 | .timer = &ixp4xx_timer, |
103 | .boot_params = 0x0100, |
104 | .init_machine = wg302v2_init, |
105 | MACHINE_END |
106 | #endif |
107 |
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