--- a/arch/arm/mach-ixp4xx/Kconfig +++ b/arch/arm/mach-ixp4xx/Kconfig @@ -93,6 +93,14 @@ config MACH_SIDEWINDER Engineering Sidewinder board. For more information on this platform, see http://www.adiengineering.com +config MACH_USR8200 + bool "USRobotics USR8200" + select PCI + help + Say 'Y' here if you want your kernel to support the USRobotics + USR8200 router board. For more information on this platform, see + http://openwrt.org + config MACH_COMPEXWP18 bool "Compex WP18 / NP18A" select PCI --- a/arch/arm/mach-ixp4xx/Makefile +++ b/arch/arm/mach-ixp4xx/Makefile @@ -27,6 +27,7 @@ obj-pci-$(CONFIG_MACH_WRT300NV2) += wrt obj-pci-$(CONFIG_MACH_AP1000) += ixdp425-pci.o obj-pci-$(CONFIG_MACH_TW5334) += tw5334-pci.o obj-pci-$(CONFIG_MACH_MI424WR) += mi424wr-pci.o +obj-pci-$(CONFIG_MACH_USR8200) += usr8200-pci.o obj-y += common.o @@ -55,6 +56,7 @@ obj-$(CONFIG_MACH_WRT300NV2) += wrt300nv obj-$(CONFIG_MACH_AP1000) += ap1000-setup.o obj-$(CONFIG_MACH_TW5334) += tw5334-setup.o obj-$(CONFIG_MACH_MI424WR) += mi424wr-setup.o +obj-$(CONFIG_MACH_USR8200) += usr8200-setup.o obj-$(CONFIG_PCI) += $(obj-pci-$(CONFIG_PCI)) common-pci.o obj-$(CONFIG_IXP4XX_QMGR) += ixp4xx_qmgr.o --- a/arch/arm/mach-ixp4xx/include/mach/uncompress.h +++ b/arch/arm/mach-ixp4xx/include/mach/uncompress.h @@ -44,7 +44,8 @@ static __inline__ void __arch_decomp_set machine_is_gateway7001() || machine_is_wg302v2() || machine_is_devixp() || machine_is_miccpt() || machine_is_mic256() || machine_is_pronghorn() || machine_is_pronghorn_metro() || - machine_is_wrt300nv2() || machine_is_tw5334()) + machine_is_wrt300nv2() || machine_is_tw5334() || + machine_is_usr8200()) uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS; else uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS; --- /dev/null +++ b/arch/arm/mach-ixp4xx/usr8200-pci.c @@ -0,0 +1,77 @@ +/* + * arch/arch/mach-ixp4xx/usr8200-pci.c + * + * PCI setup routines for USRobotics USR8200 + * + * Copyright (C) 2008 Peter Denison + * + * based on pronghorn-pci.c + * Copyright (C) 2008 Imre Kaloz + * based on coyote-pci.c: + * Copyright (C) 2002 Jungo Software Technologies. + * Copyright (C) 2003 MontaVista Softwrae, Inc. + * + * Maintainer: Peter Denison + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include +#include +#include +#include + +#include +#include + +#include + +void __init usr8200_pci_preinit(void) +{ + irq_set_irq_type(IRQ_IXP4XX_GPIO7, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(IRQ_IXP4XX_GPIO11, IRQ_TYPE_LEVEL_LOW); + + ixp4xx_pci_preinit(); +} + +static int __init usr8200_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) +{ + if (slot == 14) + return IRQ_IXP4XX_GPIO7; + else if (slot == 15) + return IRQ_IXP4XX_GPIO8; + else if (slot == 16) { + if (pin == 1) + return IRQ_IXP4XX_GPIO11; + else if (pin == 2) + return IRQ_IXP4XX_GPIO10; + else if (pin == 3) + return IRQ_IXP4XX_GPIO9; + else + return -1; + } else + return -1; +} + +struct hw_pci usr8200_pci __initdata = { + .nr_controllers = 1, + .preinit = usr8200_pci_preinit, + .ops = &ixp4xx_ops, + .setup = ixp4xx_setup, + .map_irq = usr8200_map_irq, +}; + +int __init usr8200_pci_init(void) +{ + if (machine_is_usr8200()) + pci_common_init(&usr8200_pci); + return 0; +} + +subsys_initcall(usr8200_pci_init); --- /dev/null +++ b/arch/arm/mach-ixp4xx/usr8200-setup.c @@ -0,0 +1,217 @@ +/* + * arch/arm/mach-ixp4xx/usr8200-setup.c + * + * Board setup for the USRobotics USR8200 + * + * Copyright (C) 2008 Peter Denison + * + * based on pronghorn-setup.c: + * Copyright (C) 2008 Imre Kaloz + * based on coyote-setup.c: + * Copyright (C) 2003-2005 MontaVista Software, Inc. + * + * Author: Peter Denison + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +static struct flash_platform_data usr8200_flash_data = { + .map_name = "cfi_probe", + .width = 2, +}; + +static struct resource usr8200_flash_resource = { + .flags = IORESOURCE_MEM, +}; + +static struct platform_device usr8200_flash = { + .name = "IXP4XX-Flash", + .id = 0, + .dev = { + .platform_data = &usr8200_flash_data, + }, + .num_resources = 1, + .resource = &usr8200_flash_resource, +}; + +static struct resource usr8200_uart_resources [] = { + { + .start = IXP4XX_UART2_BASE_PHYS, + .end = IXP4XX_UART2_BASE_PHYS + 0x0fff, + .flags = IORESOURCE_MEM + }, + { + .start = IXP4XX_UART1_BASE_PHYS, + .end = IXP4XX_UART1_BASE_PHYS + 0x0fff, + .flags = IORESOURCE_MEM + } +}; + +static struct plat_serial8250_port usr8200_uart_data[] = { + { + .mapbase = IXP4XX_UART2_BASE_PHYS, + .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, + .irq = IRQ_IXP4XX_UART2, + .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, + .iotype = UPIO_MEM, + .regshift = 2, + .uartclk = IXP4XX_UART_XTAL, + }, + { + .mapbase = IXP4XX_UART1_BASE_PHYS, + .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET, + .irq = IRQ_IXP4XX_UART1, + .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, + .iotype = UPIO_MEM, + .regshift = 2, + .uartclk = IXP4XX_UART_XTAL, + }, + { }, +}; + +static struct platform_device usr8200_uart = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM, + .dev = { + .platform_data = usr8200_uart_data, + }, + .num_resources = 2, + .resource = usr8200_uart_resources, +}; + +static struct gpio_led usr8200_led_pin[] = { + { + .name = "usr8200:usb1", + .gpio = 0, + .active_low = 1, + }, + { + .name = "usr8200:usb2", + .gpio = 1, + .active_low = 1, + }, + { + .name = "usr8200:ieee1394", + .gpio = 2, + .active_low = 1, + }, + { + .name = "usr8200:internal", + .gpio = 3, + .active_low = 1, + }, + { + .name = "usr8200:power", + .gpio = 14, + } +}; + +static struct gpio_led_platform_data usr8200_led_data = { + .num_leds = ARRAY_SIZE(usr8200_led_pin), + .leds = usr8200_led_pin, +}; + +static struct platform_device usr8200_led = { + .name = "leds-gpio", + .id = -1, + .dev.platform_data = &usr8200_led_data, +}; + +static struct eth_plat_info usr8200_plat_eth[] = { + { /* NPEC - LAN with Marvell 88E6060 switch */ + .phy = IXP4XX_ETH_PHY_MAX_ADDR, + .phy_mask = 0x0F0000, + .rxq = 4, + .txreadyq = 21, + }, { /* NPEB - WAN */ + .phy = 9, + .rxq = 3, + .txreadyq = 20, + } +}; + +static struct platform_device usr8200_eth[] = { + { + .name = "ixp4xx_eth", + .id = IXP4XX_ETH_NPEC, + .dev.platform_data = usr8200_plat_eth, + .dev.coherent_dma_mask = DMA_BIT_MASK(32), + }, { + .name = "ixp4xx_eth", + .id = IXP4XX_ETH_NPEB, + .dev.platform_data = usr8200_plat_eth + 1, + .dev.coherent_dma_mask = DMA_BIT_MASK(32), + } +}; + +static struct resource usr8200_rtc_resources = { + .flags = IORESOURCE_MEM +}; + +static struct platform_device usr8200_rtc = { + .name = "rtc7301", + .id = 0, + .num_resources = 1, + .resource = &usr8200_rtc_resources, +}; + +static struct platform_device *usr8200_devices[] __initdata = { + &usr8200_flash, + &usr8200_uart, + &usr8200_led, + &usr8200_eth[0], + &usr8200_eth[1], + &usr8200_rtc, +}; + +static void __init usr8200_init(void) +{ + ixp4xx_sys_init(); + + usr8200_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); + usr8200_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_16M - 1; + + usr8200_rtc_resources.start = IXP4XX_EXP_BUS_BASE(2); + usr8200_rtc_resources.end = IXP4XX_EXP_BUS_BASE(2) + 0x01ff; + + *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE; + *IXP4XX_EXP_CS2 = 0x3fff000 | IXP4XX_EXP_BUS_SIZE(0) | IXP4XX_EXP_BUS_WR_EN | + IXP4XX_EXP_BUS_CS_EN | IXP4XX_EXP_BUS_BYTE_EN; + *IXP4XX_GPIO_GPCLKR = 0x01100000; + + /* configure button as input */ + gpio_line_config(12, IXP4XX_GPIO_IN); + + platform_add_devices(usr8200_devices, ARRAY_SIZE(usr8200_devices)); +} + +MACHINE_START(USR8200, "USRobotics USR8200") + /* Maintainer: Peter Denison */ + .map_io = ixp4xx_map_io, + .init_irq = ixp4xx_init_irq, + .init_time = ixp4xx_timer_init, + .atag_offset = 0x0100, + .init_machine = usr8200_init, +#if defined(CONFIG_PCI) + .dma_zone_size = SZ_64M, +#endif + .restart = ixp4xx_restart, +MACHINE_END