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

// SPDX-License-Identifier: GPL-2.0
/*
 * 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 <mach/hardware.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>

#include "irqs.h"

#define COYOTE_IDE_BASE_PHYS	IXP4XX_EXP_BUS_BASE(3)
#define COYOTE_IDE_BASE_VIRT	0xFFFE1000
#define COYOTE_IDE_REGION_SIZE	0x1000

#define COYOTE_IDE_DATA_PORT	0xFFFE10E0
#define COYOTE_IDE_CTRL_PORT	0xFFFE10FC
#define COYOTE_IDE_ERROR_PORT	0xFFFE10E2
#define IRQ_COYOTE_IDE		IRQ_IXP4XX_GPIO5

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

static struct resource coyote_flash_resource = {
	.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_sys_init();

	coyote_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
	coyote_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;

	*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;
	}

	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. */
	.map_io		= ixp4xx_map_io,
	.init_early	= ixp4xx_init_early,
	.init_irq	= ixp4xx_init_irq,
	.init_time	= ixp4xx_timer_init,
	.atag_offset	= 0x100,
	.init_machine	= coyote_init,
#if defined(CONFIG_PCI)
	.dma_zone_size	= SZ_64M,
#endif
	.restart	= ixp4xx_restart,
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. */
	.map_io		= ixp4xx_map_io,
	.init_early	= ixp4xx_init_early,
	.init_irq	= ixp4xx_init_irq,
	.init_time	= ixp4xx_timer_init,
	.atag_offset	= 0x100,
	.init_machine	= coyote_init,
	.restart	= ixp4xx_restart,
MACHINE_END
#endif
Commit	Line	Data
b2441318	1	// SPDX-License-Identifier: GPL-2.0
1da177e4 LT	2	/*
	3	* arch/arm/mach-ixp4xx/coyote-setup.c
	4	*
	5	* Board setup for ADI Engineering and IXDGP425 boards
	6	*
	7	* Copyright (C) 2003-2005 MontaVista Software, Inc.
	8	*
	9	* Author: Deepak Saxena <dsaxena@plexity.net>
	10	*/
	11
	12	#include <linux/kernel.h>
	13	#include <linux/init.h>
	14	#include <linux/device.h>
	15	#include <linux/serial.h>
	16	#include <linux/tty.h>
	17	#include <linux/serial_8250.h>
	18
	19	#include <asm/types.h>
	20	#include <asm/setup.h>
	21	#include <asm/memory.h>
a09e64fb	22	#include <mach/hardware.h>
1da177e4 LT	23	#include <asm/irq.h>
	24	#include <asm/mach-types.h>
	25	#include <asm/mach/arch.h>
	26	#include <asm/mach/flash.h>
	27
dc8ef8cd LW	28	#include "irqs.h"
dc8ef8cd LW	29
f89f4490 KH	30	#define COYOTE_IDE_BASE_PHYS IXP4XX_EXP_BUS_BASE(3)
	31	#define COYOTE_IDE_BASE_VIRT 0xFFFE1000
	32	#define COYOTE_IDE_REGION_SIZE 0x1000
	33
	34	#define COYOTE_IDE_DATA_PORT 0xFFFE10E0
	35	#define COYOTE_IDE_CTRL_PORT 0xFFFE10FC
	36	#define COYOTE_IDE_ERROR_PORT 0xFFFE10E2
	37	#define IRQ_COYOTE_IDE IRQ_IXP4XX_GPIO5
	38
1da177e4 LT	39	static struct flash_platform_data coyote_flash_data = {
	40	.map_name = "cfi_probe",
	41	.width = 2,
	42	};
	43
	44	static struct resource coyote_flash_resource = {
1da177e4 LT	45	.flags = IORESOURCE_MEM,
	46	};
	47
	48	static struct platform_device coyote_flash = {
	49	.name = "IXP4XX-Flash",
	50	.id = 0,
	51	.dev = {
	52	.platform_data = &coyote_flash_data,
	53	},
	54	.num_resources = 1,
	55	.resource = &coyote_flash_resource,
	56	};
	57
	58	static struct resource coyote_uart_resource = {
	59	.start = IXP4XX_UART2_BASE_PHYS,
	60	.end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
	61	.flags = IORESOURCE_MEM,
	62	};
	63
bcaafbe4 SS	64	static struct plat_serial8250_port coyote_uart_data[] = {
	65	{
	66	.mapbase = IXP4XX_UART2_BASE_PHYS,
	67	.membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
	68	.irq = IRQ_IXP4XX_UART2,
8c741ed7	69	.flags = UPF_BOOT_AUTOCONF \| UPF_SKIP_TEST,
bcaafbe4 SS	70	.iotype = UPIO_MEM,
	71	.regshift = 2,
	72	.uartclk = IXP4XX_UART_XTAL,
	73	},
	74	{ },
1da177e4 LT	75	};
	76
	77	static struct platform_device coyote_uart = {
	78	.name = "serial8250",
6df29deb	79	.id = PLAT8250_DEV_PLATFORM,
1da177e4	80	.dev = {
bcaafbe4	81	.platform_data = coyote_uart_data,
1da177e4 LT	82	},
	83	.num_resources = 1,
	84	.resource = &coyote_uart_resource,
	85	};
	86
	87	static struct platform_device *coyote_devices[] __initdata = {
	88	&coyote_flash,
	89	&coyote_uart
	90	};
	91
	92	static void __init coyote_init(void)
	93	{
54e269ea DS	94	ixp4xx_sys_init();
	95
	96	coyote_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
	97	coyote_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
	98
1da177e4 LT	99	*IXP4XX_EXP_CS0 \|= IXP4XX_FLASH_WRITABLE;
	100	IXP4XX_EXP_CS1 = IXP4XX_EXP_CS0;
	101
	102	if (machine_is_ixdpg425()) {
bcaafbe4	103	coyote_uart_data[0].membase =
1da177e4	104	(char*)(IXP4XX_UART1_BASE_VIRT + REG_OFFSET);
bcaafbe4 SS	105	coyote_uart_data[0].mapbase = IXP4XX_UART1_BASE_PHYS;
bcaafbe4 SS	106	coyote_uart_data[0].irq = IRQ_IXP4XX_UART1;
1da177e4 LT	107	}
1da177e4 LT	108
1da177e4 LT	109	platform_add_devices(coyote_devices, ARRAY_SIZE(coyote_devices));
	110	}
	111
	112	#ifdef CONFIG_ARCH_ADI_COYOTE
	113	MACHINE_START(ADI_COYOTE, "ADI Engineering Coyote")
e9dea0c6	114	/* Maintainer: MontaVista Software, Inc. */
e605ecd7	115	.map_io = ixp4xx_map_io,
f449588c	116	.init_early = ixp4xx_init_early,
e9dea0c6	117	.init_irq = ixp4xx_init_irq,
6bb27d73	118	.init_time = ixp4xx_timer_init,
e022c729	119	.atag_offset = 0x100,
e9dea0c6	120	.init_machine = coyote_init,
7553ee77 NP	121	#if defined(CONFIG_PCI)
	122	.dma_zone_size = SZ_64M,
	123	#endif
d1b860fb	124	.restart = ixp4xx_restart,
1da177e4 LT	125	MACHINE_END
	126	#endif
	127
	128	/*
	129	* IXDPG425 is identical to Coyote except for which serial port
	130	* is connected.
	131	*/
	132	#ifdef CONFIG_MACH_IXDPG425
	133	MACHINE_START(IXDPG425, "Intel IXDPG425")
e9dea0c6	134	/* Maintainer: MontaVista Software, Inc. */
e605ecd7	135	.map_io = ixp4xx_map_io,
f449588c	136	.init_early = ixp4xx_init_early,
e9dea0c6	137	.init_irq = ixp4xx_init_irq,
6bb27d73	138	.init_time = ixp4xx_timer_init,
e022c729	139	.atag_offset = 0x100,
e9dea0c6	140	.init_machine = coyote_init,
d1b860fb	141	.restart = ixp4xx_restart,
1da177e4 LT	142	MACHINE_END
	143	#endif
	144