CoCalc -- coyote-setup.c

GitHub Repository: awilliam/linux-vfio
Path: blob/master/arch/arm/mach-ixp4xx/coyote-setup.c
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/*
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 * arch/arm/mach-ixp4xx/coyote-setup.c
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 *
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 * Board setup for ADI Engineering and IXDGP425 boards
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 *
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 * Copyright (C) 2003-2005 MontaVista Software, Inc.
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 *
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 * Author: Deepak Saxena <[email protected]>
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 */
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/device.h>
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#include <linux/serial.h>
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#include <linux/tty.h>
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#include <linux/serial_8250.h>
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#include <asm/types.h>
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#include <asm/setup.h>
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#include <asm/memory.h>
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#include <mach/hardware.h>
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#include <asm/irq.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/flash.h>
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#define COYOTE_IDE_BASE_PHYS	IXP4XX_EXP_BUS_BASE(3)
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#define COYOTE_IDE_BASE_VIRT	0xFFFE1000
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#define COYOTE_IDE_REGION_SIZE	0x1000
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#define COYOTE_IDE_DATA_PORT	0xFFFE10E0
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#define COYOTE_IDE_CTRL_PORT	0xFFFE10FC
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#define COYOTE_IDE_ERROR_PORT	0xFFFE10E2
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#define IRQ_COYOTE_IDE		IRQ_IXP4XX_GPIO5
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static struct flash_platform_data coyote_flash_data = {
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	.map_name	= "cfi_probe",
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	.width		= 2,
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};
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static struct resource coyote_flash_resource = {
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	.flags		= IORESOURCE_MEM,
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};
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static struct platform_device coyote_flash = {
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	.name		= "IXP4XX-Flash",
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	.id		= 0,
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	.dev		= {
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		.platform_data = &coyote_flash_data,
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	},
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	.num_resources	= 1,
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	.resource	= &coyote_flash_resource,
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};
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static struct resource coyote_uart_resource = {
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	.start	= IXP4XX_UART2_BASE_PHYS,
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	.end	= IXP4XX_UART2_BASE_PHYS + 0x0fff,
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	.flags	= IORESOURCE_MEM,
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};
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static struct plat_serial8250_port coyote_uart_data[] = {
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	{
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		.mapbase	= IXP4XX_UART2_BASE_PHYS,
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		.membase	= (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
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		.irq		= IRQ_IXP4XX_UART2,
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		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
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		.iotype		= UPIO_MEM,
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		.regshift	= 2,
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		.uartclk	= IXP4XX_UART_XTAL,
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	},
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	{ },
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};
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static struct platform_device coyote_uart = {
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	.name		= "serial8250",
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	.id		= PLAT8250_DEV_PLATFORM,
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	.dev			= {
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		.platform_data	= coyote_uart_data,
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	},
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	.num_resources	= 1,
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	.resource	= &coyote_uart_resource,
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};
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static struct platform_device *coyote_devices[] __initdata = {
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	&coyote_flash,
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	&coyote_uart
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};
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static void __init coyote_init(void)
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{
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	ixp4xx_sys_init();
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	coyote_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
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	coyote_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
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	*IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
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	*IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
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	if (machine_is_ixdpg425()) {
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		coyote_uart_data[0].membase =
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			(char*)(IXP4XX_UART1_BASE_VIRT + REG_OFFSET);
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		coyote_uart_data[0].mapbase = IXP4XX_UART1_BASE_PHYS;
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		coyote_uart_data[0].irq = IRQ_IXP4XX_UART1;
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	}
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	platform_add_devices(coyote_devices, ARRAY_SIZE(coyote_devices));
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}
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#ifdef CONFIG_ARCH_ADI_COYOTE
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MACHINE_START(ADI_COYOTE, "ADI Engineering Coyote")
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	/* Maintainer: MontaVista Software, Inc. */
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	.map_io		= ixp4xx_map_io,
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	.init_irq	= ixp4xx_init_irq,
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	.timer		= &ixp4xx_timer,
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	.boot_params	= 0x0100,
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	.init_machine	= coyote_init,
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MACHINE_END
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#endif
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/*
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 * IXDPG425 is identical to Coyote except for which serial port
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 * is connected.
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 */
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#ifdef CONFIG_MACH_IXDPG425
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MACHINE_START(IXDPG425, "Intel IXDPG425")
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	/* Maintainer: MontaVista Software, Inc. */
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	.map_io		= ixp4xx_map_io,
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	.init_irq	= ixp4xx_init_irq,
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	.timer		= &ixp4xx_timer,
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	.boot_params	= 0x0100,
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	.init_machine	= coyote_init,
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MACHINE_END
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#endif
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