1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * arch/arm/mach-ixp4xx/gateway7001-setup.c
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Board setup for the Gateway 7001 board
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * Copyright (C) 2007 Imre Kaloz <kaloz@openwrt.org>
8*4882a593Smuzhiyun *
9*4882a593Smuzhiyun * based on coyote-setup.c:
10*4882a593Smuzhiyun * Copyright (C) 2003-2005 MontaVista Software, Inc.
11*4882a593Smuzhiyun *
12*4882a593Smuzhiyun * Author: Imre Kaloz <Kaloz@openwrt.org>
13*4882a593Smuzhiyun */
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun #include <linux/kernel.h>
16*4882a593Smuzhiyun #include <linux/init.h>
17*4882a593Smuzhiyun #include <linux/device.h>
18*4882a593Smuzhiyun #include <linux/serial.h>
19*4882a593Smuzhiyun #include <linux/tty.h>
20*4882a593Smuzhiyun #include <linux/serial_8250.h>
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun #include <asm/types.h>
23*4882a593Smuzhiyun #include <asm/setup.h>
24*4882a593Smuzhiyun #include <asm/memory.h>
25*4882a593Smuzhiyun #include <mach/hardware.h>
26*4882a593Smuzhiyun #include <asm/irq.h>
27*4882a593Smuzhiyun #include <asm/mach-types.h>
28*4882a593Smuzhiyun #include <asm/mach/arch.h>
29*4882a593Smuzhiyun #include <asm/mach/flash.h>
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun #include "irqs.h"
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun static struct flash_platform_data gateway7001_flash_data = {
34*4882a593Smuzhiyun .map_name = "cfi_probe",
35*4882a593Smuzhiyun .width = 2,
36*4882a593Smuzhiyun };
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun static struct resource gateway7001_flash_resource = {
39*4882a593Smuzhiyun .flags = IORESOURCE_MEM,
40*4882a593Smuzhiyun };
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun static struct platform_device gateway7001_flash = {
43*4882a593Smuzhiyun .name = "IXP4XX-Flash",
44*4882a593Smuzhiyun .id = 0,
45*4882a593Smuzhiyun .dev = {
46*4882a593Smuzhiyun .platform_data = &gateway7001_flash_data,
47*4882a593Smuzhiyun },
48*4882a593Smuzhiyun .num_resources = 1,
49*4882a593Smuzhiyun .resource = &gateway7001_flash_resource,
50*4882a593Smuzhiyun };
51*4882a593Smuzhiyun
52*4882a593Smuzhiyun static struct resource gateway7001_uart_resource = {
53*4882a593Smuzhiyun .start = IXP4XX_UART2_BASE_PHYS,
54*4882a593Smuzhiyun .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
55*4882a593Smuzhiyun .flags = IORESOURCE_MEM,
56*4882a593Smuzhiyun };
57*4882a593Smuzhiyun
58*4882a593Smuzhiyun static struct plat_serial8250_port gateway7001_uart_data[] = {
59*4882a593Smuzhiyun {
60*4882a593Smuzhiyun .mapbase = IXP4XX_UART2_BASE_PHYS,
61*4882a593Smuzhiyun .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
62*4882a593Smuzhiyun .irq = IRQ_IXP4XX_UART2,
63*4882a593Smuzhiyun .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
64*4882a593Smuzhiyun .iotype = UPIO_MEM,
65*4882a593Smuzhiyun .regshift = 2,
66*4882a593Smuzhiyun .uartclk = IXP4XX_UART_XTAL,
67*4882a593Smuzhiyun },
68*4882a593Smuzhiyun { },
69*4882a593Smuzhiyun };
70*4882a593Smuzhiyun
71*4882a593Smuzhiyun static struct platform_device gateway7001_uart = {
72*4882a593Smuzhiyun .name = "serial8250",
73*4882a593Smuzhiyun .id = PLAT8250_DEV_PLATFORM,
74*4882a593Smuzhiyun .dev = {
75*4882a593Smuzhiyun .platform_data = gateway7001_uart_data,
76*4882a593Smuzhiyun },
77*4882a593Smuzhiyun .num_resources = 1,
78*4882a593Smuzhiyun .resource = &gateway7001_uart_resource,
79*4882a593Smuzhiyun };
80*4882a593Smuzhiyun
81*4882a593Smuzhiyun static struct platform_device *gateway7001_devices[] __initdata = {
82*4882a593Smuzhiyun &gateway7001_flash,
83*4882a593Smuzhiyun &gateway7001_uart
84*4882a593Smuzhiyun };
85*4882a593Smuzhiyun
gateway7001_init(void)86*4882a593Smuzhiyun static void __init gateway7001_init(void)
87*4882a593Smuzhiyun {
88*4882a593Smuzhiyun ixp4xx_sys_init();
89*4882a593Smuzhiyun
90*4882a593Smuzhiyun gateway7001_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
91*4882a593Smuzhiyun gateway7001_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
92*4882a593Smuzhiyun
93*4882a593Smuzhiyun *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
94*4882a593Smuzhiyun *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
95*4882a593Smuzhiyun
96*4882a593Smuzhiyun platform_add_devices(gateway7001_devices, ARRAY_SIZE(gateway7001_devices));
97*4882a593Smuzhiyun }
98*4882a593Smuzhiyun
99*4882a593Smuzhiyun #ifdef CONFIG_MACH_GATEWAY7001
100*4882a593Smuzhiyun MACHINE_START(GATEWAY7001, "Gateway 7001 AP")
101*4882a593Smuzhiyun /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
102*4882a593Smuzhiyun .map_io = ixp4xx_map_io,
103*4882a593Smuzhiyun .init_early = ixp4xx_init_early,
104*4882a593Smuzhiyun .init_irq = ixp4xx_init_irq,
105*4882a593Smuzhiyun .init_time = ixp4xx_timer_init,
106*4882a593Smuzhiyun .atag_offset = 0x100,
107*4882a593Smuzhiyun .init_machine = gateway7001_init,
108*4882a593Smuzhiyun #if defined(CONFIG_PCI)
109*4882a593Smuzhiyun .dma_zone_size = SZ_64M,
110*4882a593Smuzhiyun #endif
111*4882a593Smuzhiyun .restart = ixp4xx_restart,
112*4882a593Smuzhiyun MACHINE_END
113*4882a593Smuzhiyun #endif
114