[mirror_ubuntu-focal-kernel.git] / arch / arm / mach-ixp4xx / coyote-setup.c

/*
 * arch/arm/mach-ixp4xx/coyote-setup.c
 *
 * Board setup for ADI Engineering and IXDGP425 boards
 *
 * Copyright (C) 2003-2005 MontaVista Software, Inc.
 *
 * Author: Deepak Saxena <dsaxena@plexity.net>
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/serial.h>
#include <linux/tty.h>
#include <linux/serial_8250.h>

#include <asm/types.h>
#include <asm/setup.h>
#include <asm/memory.h>
#include <asm/hardware.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>

static struct flash_platform_data coyote_flash_data = {
	.map_name	= "cfi_probe",
	.width		= 2,
};

static struct resource coyote_flash_resource = {
	.start		= COYOTE_FLASH_BASE,
	.end		= COYOTE_FLASH_BASE + COYOTE_FLASH_SIZE - 1,
	.flags		= IORESOURCE_MEM,
};

static struct platform_device coyote_flash = {
	.name		= "IXP4XX-Flash",
	.id		= 0,
	.dev		= {
		.platform_data = &coyote_flash_data,
	},
	.num_resources	= 1,
	.resource	= &coyote_flash_resource,
};

static struct resource coyote_uart_resource = {
	.start	= IXP4XX_UART2_BASE_PHYS,
	.end	= IXP4XX_UART2_BASE_PHYS + 0x0fff,
	.flags	= IORESOURCE_MEM,
};

static struct plat_serial8250_port coyote_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,
	},
	{ },
};

static struct platform_device coyote_uart = {
	.name		= "serial8250",
	.id		= PLAT8250_DEV_PLATFORM,
	.dev			= {
		.platform_data	= coyote_uart_data,
	},
	.num_resources	= 1,
	.resource	= &coyote_uart_resource,
};

static struct platform_device *coyote_devices[] __initdata = {
	&coyote_flash,
	&coyote_uart
};

static void __init coyote_init(void)
{
	*IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
	*IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;

	if (machine_is_ixdpg425()) {
		coyote_uart_data[0].membase =
			(char*)(IXP4XX_UART1_BASE_VIRT + REG_OFFSET);
		coyote_uart_data[0].mapbase = IXP4XX_UART1_BASE_PHYS;
		coyote_uart_data[0].irq = IRQ_IXP4XX_UART1;
	}


	ixp4xx_sys_init();
	platform_add_devices(coyote_devices, ARRAY_SIZE(coyote_devices));
}

#ifdef CONFIG_ARCH_ADI_COYOTE
MACHINE_START(ADI_COYOTE, "ADI Engineering Coyote")
	/* Maintainer: MontaVista Software, Inc. */
	.phys_ram	= PHYS_OFFSET,
	.phys_io	= IXP4XX_PERIPHERAL_BASE_PHYS,
	.io_pg_offst	= ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
	.map_io		= ixp4xx_map_io,
	.init_irq	= ixp4xx_init_irq,
	.timer		= &ixp4xx_timer,
	.boot_params	= 0x0100,
	.init_machine	= coyote_init,
MACHINE_END
#endif

/*
 * IXDPG425 is identical to Coyote except for which serial port
 * is connected.
 */
#ifdef CONFIG_MACH_IXDPG425
MACHINE_START(IXDPG425, "Intel IXDPG425")
	/* Maintainer: MontaVista Software, Inc. */
	.phys_ram	= PHYS_OFFSET,
	.phys_io	= IXP4XX_PERIPHERAL_BASE_PHYS,
	.io_pg_offst	= ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
	.map_io		= ixp4xx_map_io,
	.init_irq	= ixp4xx_init_irq,
	.timer		= &ixp4xx_timer,
	.boot_params	= 0x0100,
	.init_machine	= coyote_init,
MACHINE_END
#endif
Commit	Line	Data
1da177e4 LT	1	/*
	2	* arch/arm/mach-ixp4xx/coyote-setup.c
	3	*
	4	* Board setup for ADI Engineering and IXDGP425 boards
	5	*
	6	* Copyright (C) 2003-2005 MontaVista Software, Inc.
	7	*
	8	* Author: Deepak Saxena <dsaxena@plexity.net>
	9	*/
	10
	11	#include <linux/kernel.h>
	12	#include <linux/init.h>
	13	#include <linux/device.h>
	14	#include <linux/serial.h>
	15	#include <linux/tty.h>
	16	#include <linux/serial_8250.h>
	17
	18	#include <asm/types.h>
	19	#include <asm/setup.h>
	20	#include <asm/memory.h>
	21	#include <asm/hardware.h>
	22	#include <asm/irq.h>
	23	#include <asm/mach-types.h>
	24	#include <asm/mach/arch.h>
	25	#include <asm/mach/flash.h>
	26
1da177e4 LT	27	static struct flash_platform_data coyote_flash_data = {
	28	.map_name = "cfi_probe",
	29	.width = 2,
	30	};
	31
	32	static struct resource coyote_flash_resource = {
	33	.start = COYOTE_FLASH_BASE,
1c9cf6f9	34	.end = COYOTE_FLASH_BASE + COYOTE_FLASH_SIZE - 1,
1da177e4 LT	35	.flags = IORESOURCE_MEM,
	36	};
	37
	38	static struct platform_device coyote_flash = {
	39	.name = "IXP4XX-Flash",
	40	.id = 0,
	41	.dev = {
	42	.platform_data = &coyote_flash_data,
	43	},
	44	.num_resources = 1,
	45	.resource = &coyote_flash_resource,
	46	};
	47
	48	static struct resource coyote_uart_resource = {
	49	.start = IXP4XX_UART2_BASE_PHYS,
	50	.end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
	51	.flags = IORESOURCE_MEM,
	52	};
	53
bcaafbe4 SS	54	static struct plat_serial8250_port coyote_uart_data[] = {
	55	{
	56	.mapbase = IXP4XX_UART2_BASE_PHYS,
	57	.membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
	58	.irq = IRQ_IXP4XX_UART2,
8c741ed7	59	.flags = UPF_BOOT_AUTOCONF \| UPF_SKIP_TEST,
bcaafbe4 SS	60	.iotype = UPIO_MEM,
	61	.regshift = 2,
	62	.uartclk = IXP4XX_UART_XTAL,
	63	},
	64	{ },
1da177e4 LT	65	};
	66
	67	static struct platform_device coyote_uart = {
	68	.name = "serial8250",
6df29deb	69	.id = PLAT8250_DEV_PLATFORM,
1da177e4	70	.dev = {
bcaafbe4	71	.platform_data = coyote_uart_data,
1da177e4 LT	72	},
	73	.num_resources = 1,
	74	.resource = &coyote_uart_resource,
	75	};
	76
	77	static struct platform_device *coyote_devices[] __initdata = {
	78	&coyote_flash,
	79	&coyote_uart
	80	};
	81
	82	static void __init coyote_init(void)
	83	{
	84	*IXP4XX_EXP_CS0 \|= IXP4XX_FLASH_WRITABLE;
	85	IXP4XX_EXP_CS1 = IXP4XX_EXP_CS0;
	86
	87	if (machine_is_ixdpg425()) {
bcaafbe4	88	coyote_uart_data[0].membase =
1da177e4	89	(char*)(IXP4XX_UART1_BASE_VIRT + REG_OFFSET);
bcaafbe4 SS	90	coyote_uart_data[0].mapbase = IXP4XX_UART1_BASE_PHYS;
bcaafbe4 SS	91	coyote_uart_data[0].irq = IRQ_IXP4XX_UART1;
1da177e4 LT	92	}
	93
	94
	95	ixp4xx_sys_init();
	96	platform_add_devices(coyote_devices, ARRAY_SIZE(coyote_devices));
	97	}
	98
	99	#ifdef CONFIG_ARCH_ADI_COYOTE
	100	MACHINE_START(ADI_COYOTE, "ADI Engineering Coyote")
e9dea0c6 RK	101	/* Maintainer: MontaVista Software, Inc. */
	102	.phys_ram = PHYS_OFFSET,
	103	.phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
	104	.io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
e605ecd7	105	.map_io = ixp4xx_map_io,
e9dea0c6	106	.init_irq = ixp4xx_init_irq,
1da177e4	107	.timer = &ixp4xx_timer,
e9dea0c6 RK	108	.boot_params = 0x0100,
e9dea0c6 RK	109	.init_machine = coyote_init,
1da177e4 LT	110	MACHINE_END
	111	#endif
	112
	113	/*
	114	* IXDPG425 is identical to Coyote except for which serial port
	115	* is connected.
	116	*/
	117	#ifdef CONFIG_MACH_IXDPG425
	118	MACHINE_START(IXDPG425, "Intel IXDPG425")
e9dea0c6 RK	119	/* Maintainer: MontaVista Software, Inc. */
	120	.phys_ram = PHYS_OFFSET,
	121	.phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
	122	.io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
e605ecd7	123	.map_io = ixp4xx_map_io,
e9dea0c6	124	.init_irq = ixp4xx_init_irq,
1da177e4	125	.timer = &ixp4xx_timer,
e9dea0c6 RK	126	.boot_params = 0x0100,
e9dea0c6 RK	127	.init_machine = coyote_init,
1da177e4 LT	128	MACHINE_END
	129	#endif
	130