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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
dcdeeb21 IK |
2 | /* |
3 | * arch/arm/mach-ixp4xx/wg302-setup.c | |
4 | * | |
5 | * Board setup for the Netgear WG302 v2 and WAG302 v2 | |
6 | * | |
7 | * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org> | |
8 | * | |
9 | * based on coyote-setup.c: | |
10 | * Copyright (C) 2003-2005 MontaVista Software, Inc. | |
11 | * | |
12 | * Author: Imre Kaloz <kaloz@openwrt.org> | |
13 | * | |
14 | */ | |
15 | ||
16 | #include <linux/kernel.h> | |
17 | #include <linux/init.h> | |
18 | #include <linux/device.h> | |
19 | #include <linux/serial.h> | |
20 | #include <linux/tty.h> | |
21 | #include <linux/serial_8250.h> | |
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22 | |
23 | #include <asm/types.h> | |
24 | #include <asm/setup.h> | |
25 | #include <asm/memory.h> | |
a09e64fb | 26 | #include <mach/hardware.h> |
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27 | #include <asm/irq.h> |
28 | #include <asm/mach-types.h> | |
29 | #include <asm/mach/arch.h> | |
30 | #include <asm/mach/flash.h> | |
31 | ||
dc8ef8cd LW |
32 | #include "irqs.h" |
33 | ||
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34 | static struct flash_platform_data wg302v2_flash_data = { |
35 | .map_name = "cfi_probe", | |
36 | .width = 2, | |
37 | }; | |
38 | ||
39 | static struct resource wg302v2_flash_resource = { | |
40 | .flags = IORESOURCE_MEM, | |
41 | }; | |
42 | ||
43 | static struct platform_device wg302v2_flash = { | |
44 | .name = "IXP4XX-Flash", | |
45 | .id = 0, | |
46 | .dev = { | |
47 | .platform_data = &wg302v2_flash_data, | |
48 | }, | |
49 | .num_resources = 1, | |
50 | .resource = &wg302v2_flash_resource, | |
51 | }; | |
52 | ||
53 | static struct resource wg302v2_uart_resource = { | |
54 | .start = IXP4XX_UART2_BASE_PHYS, | |
55 | .end = IXP4XX_UART2_BASE_PHYS + 0x0fff, | |
56 | .flags = IORESOURCE_MEM, | |
57 | }; | |
58 | ||
59 | static struct plat_serial8250_port wg302v2_uart_data[] = { | |
60 | { | |
61 | .mapbase = IXP4XX_UART2_BASE_PHYS, | |
62 | .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, | |
63 | .irq = IRQ_IXP4XX_UART2, | |
64 | .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, | |
65 | .iotype = UPIO_MEM, | |
66 | .regshift = 2, | |
67 | .uartclk = IXP4XX_UART_XTAL, | |
68 | }, | |
69 | { }, | |
70 | }; | |
71 | ||
72 | static struct platform_device wg302v2_uart = { | |
73 | .name = "serial8250", | |
74 | .id = PLAT8250_DEV_PLATFORM, | |
75 | .dev = { | |
76 | .platform_data = wg302v2_uart_data, | |
77 | }, | |
78 | .num_resources = 1, | |
79 | .resource = &wg302v2_uart_resource, | |
80 | }; | |
81 | ||
82 | static struct platform_device *wg302v2_devices[] __initdata = { | |
83 | &wg302v2_flash, | |
84 | &wg302v2_uart, | |
85 | }; | |
86 | ||
87 | static void __init wg302v2_init(void) | |
88 | { | |
89 | ixp4xx_sys_init(); | |
90 | ||
91 | wg302v2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); | |
92 | wg302v2_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1; | |
93 | ||
94 | *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE; | |
95 | *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0; | |
96 | ||
97 | platform_add_devices(wg302v2_devices, ARRAY_SIZE(wg302v2_devices)); | |
98 | } | |
99 | ||
100 | #ifdef CONFIG_MACH_WG302V2 | |
101 | MACHINE_START(WG302V2, "Netgear WG302 v2 / WAG302 v2") | |
102 | /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */ | |
dcdeeb21 | 103 | .map_io = ixp4xx_map_io, |
f449588c | 104 | .init_early = ixp4xx_init_early, |
dcdeeb21 | 105 | .init_irq = ixp4xx_init_irq, |
6bb27d73 | 106 | .init_time = ixp4xx_timer_init, |
e022c729 | 107 | .atag_offset = 0x100, |
dcdeeb21 | 108 | .init_machine = wg302v2_init, |
7553ee77 NP |
109 | #if defined(CONFIG_PCI) |
110 | .dma_zone_size = SZ_64M, | |
111 | #endif | |
d1b860fb | 112 | .restart = ixp4xx_restart, |
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113 | MACHINE_END |
114 | #endif |