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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
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2 | /* |
3 | * arch/arm/mach-ixp4xx/gateway7001-setup.c | |
4 | * | |
5 | * Board setup for the Gateway 7001 board | |
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 | #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> | |
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21 | |
22 | #include <asm/types.h> | |
23 | #include <asm/setup.h> | |
24 | #include <asm/memory.h> | |
a09e64fb | 25 | #include <mach/hardware.h> |
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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 gateway7001_flash_data = { | |
32 | .map_name = "cfi_probe", | |
33 | .width = 2, | |
34 | }; | |
35 | ||
36 | static struct resource gateway7001_flash_resource = { | |
37 | .flags = IORESOURCE_MEM, | |
38 | }; | |
39 | ||
40 | static struct platform_device gateway7001_flash = { | |
41 | .name = "IXP4XX-Flash", | |
42 | .id = 0, | |
43 | .dev = { | |
44 | .platform_data = &gateway7001_flash_data, | |
45 | }, | |
46 | .num_resources = 1, | |
47 | .resource = &gateway7001_flash_resource, | |
48 | }; | |
49 | ||
50 | static struct resource gateway7001_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 gateway7001_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 gateway7001_uart = { | |
70 | .name = "serial8250", | |
71 | .id = PLAT8250_DEV_PLATFORM, | |
72 | .dev = { | |
73 | .platform_data = gateway7001_uart_data, | |
74 | }, | |
75 | .num_resources = 1, | |
76 | .resource = &gateway7001_uart_resource, | |
77 | }; | |
78 | ||
79 | static struct platform_device *gateway7001_devices[] __initdata = { | |
80 | &gateway7001_flash, | |
81 | &gateway7001_uart | |
82 | }; | |
83 | ||
84 | static void __init gateway7001_init(void) | |
85 | { | |
86 | ixp4xx_sys_init(); | |
87 | ||
88 | gateway7001_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); | |
89 | gateway7001_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(gateway7001_devices, ARRAY_SIZE(gateway7001_devices)); | |
95 | } | |
96 | ||
97 | #ifdef CONFIG_MACH_GATEWAY7001 | |
98 | MACHINE_START(GATEWAY7001, "Gateway 7001 AP") | |
99 | /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */ | |
46918bd1 | 100 | .map_io = ixp4xx_map_io, |
f449588c | 101 | .init_early = ixp4xx_init_early, |
46918bd1 | 102 | .init_irq = ixp4xx_init_irq, |
6bb27d73 | 103 | .init_time = ixp4xx_timer_init, |
e022c729 | 104 | .atag_offset = 0x100, |
46918bd1 | 105 | .init_machine = gateway7001_init, |
7553ee77 NP |
106 | #if defined(CONFIG_PCI) |
107 | .dma_zone_size = SZ_64M, | |
108 | #endif | |
d1b860fb | 109 | .restart = ixp4xx_restart, |
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110 | MACHINE_END |
111 | #endif |