| Imre Kaloz | dcdeeb2 | 2007-06-02 15:47:51 +0100 | [diff] [blame] | 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 | #include <linux/slab.h> |
| 22 | |
| 23 | #include <asm/types.h> |
| 24 | #include <asm/setup.h> |
| 25 | #include <asm/memory.h> |
| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 26 | #include <mach/hardware.h> |
| Imre Kaloz | dcdeeb2 | 2007-06-02 15:47:51 +0100 | [diff] [blame] | 27 | #include <asm/irq.h> |
| 28 | #include <asm/mach-types.h> |
| 29 | #include <asm/mach/arch.h> |
| 30 | #include <asm/mach/flash.h> |
| 31 | |
| 32 | static struct flash_platform_data wg302v2_flash_data = { |
| 33 | .map_name = "cfi_probe", |
| 34 | .width = 2, |
| 35 | }; |
| 36 | |
| 37 | static struct resource wg302v2_flash_resource = { |
| 38 | .flags = IORESOURCE_MEM, |
| 39 | }; |
| 40 | |
| 41 | static struct platform_device wg302v2_flash = { |
| 42 | .name = "IXP4XX-Flash", |
| 43 | .id = 0, |
| 44 | .dev = { |
| 45 | .platform_data = &wg302v2_flash_data, |
| 46 | }, |
| 47 | .num_resources = 1, |
| 48 | .resource = &wg302v2_flash_resource, |
| 49 | }; |
| 50 | |
| 51 | static struct resource wg302v2_uart_resource = { |
| 52 | .start = IXP4XX_UART2_BASE_PHYS, |
| 53 | .end = IXP4XX_UART2_BASE_PHYS + 0x0fff, |
| 54 | .flags = IORESOURCE_MEM, |
| 55 | }; |
| 56 | |
| 57 | static struct plat_serial8250_port wg302v2_uart_data[] = { |
| 58 | { |
| 59 | .mapbase = IXP4XX_UART2_BASE_PHYS, |
| 60 | .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, |
| 61 | .irq = IRQ_IXP4XX_UART2, |
| 62 | .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, |
| 63 | .iotype = UPIO_MEM, |
| 64 | .regshift = 2, |
| 65 | .uartclk = IXP4XX_UART_XTAL, |
| 66 | }, |
| 67 | { }, |
| 68 | }; |
| 69 | |
| 70 | static struct platform_device wg302v2_uart = { |
| 71 | .name = "serial8250", |
| 72 | .id = PLAT8250_DEV_PLATFORM, |
| 73 | .dev = { |
| 74 | .platform_data = wg302v2_uart_data, |
| 75 | }, |
| 76 | .num_resources = 1, |
| 77 | .resource = &wg302v2_uart_resource, |
| 78 | }; |
| 79 | |
| 80 | static struct platform_device *wg302v2_devices[] __initdata = { |
| 81 | &wg302v2_flash, |
| 82 | &wg302v2_uart, |
| 83 | }; |
| 84 | |
| 85 | static void __init wg302v2_init(void) |
| 86 | { |
| 87 | ixp4xx_sys_init(); |
| 88 | |
| 89 | wg302v2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); |
| 90 | wg302v2_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1; |
| 91 | |
| 92 | *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE; |
| 93 | *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0; |
| 94 | |
| 95 | platform_add_devices(wg302v2_devices, ARRAY_SIZE(wg302v2_devices)); |
| 96 | } |
| 97 | |
| 98 | #ifdef CONFIG_MACH_WG302V2 |
| 99 | MACHINE_START(WG302V2, "Netgear WG302 v2 / WAG302 v2") |
| 100 | /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */ |
| 101 | .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS, |
| 102 | .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc, |
| 103 | .map_io = ixp4xx_map_io, |
| 104 | .init_irq = ixp4xx_init_irq, |
| 105 | .timer = &ixp4xx_timer, |
| 106 | .boot_params = 0x0100, |
| 107 | .init_machine = wg302v2_init, |
| 108 | MACHINE_END |
| 109 | #endif |