2 * linux/arch/arm/mach-realview/realview_eb.c
4 * Copyright (C) 2004 ARM Limited
5 * Copyright (C) 2000 Deep Blue Solutions Ltd
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include <linux/config.h>
23 #include <linux/init.h>
24 #include <linux/platform_device.h>
25 #include <linux/sysdev.h>
27 #include <asm/hardware.h>
31 #include <asm/mach-types.h>
32 #include <asm/hardware/gic.h>
33 #include <asm/hardware/amba.h>
34 #include <asm/hardware/icst307.h>
36 #include <asm/mach/arch.h>
37 #include <asm/mach/map.h>
38 #include <asm/mach/mmc.h>
40 #include <asm/arch/irqs.h>
45 static struct map_desc realview_eb_io_desc[] __initdata = {
46 { IO_ADDRESS(REALVIEW_SYS_BASE), REALVIEW_SYS_BASE, SZ_4K, MT_DEVICE },
47 { IO_ADDRESS(REALVIEW_GIC_CPU_BASE), REALVIEW_GIC_CPU_BASE, SZ_4K, MT_DEVICE },
48 { IO_ADDRESS(REALVIEW_GIC_DIST_BASE), REALVIEW_GIC_DIST_BASE, SZ_4K, MT_DEVICE },
49 { IO_ADDRESS(REALVIEW_SCTL_BASE), REALVIEW_SCTL_BASE, SZ_4K, MT_DEVICE },
50 { IO_ADDRESS(REALVIEW_TIMER0_1_BASE), REALVIEW_TIMER0_1_BASE, SZ_4K, MT_DEVICE },
51 { IO_ADDRESS(REALVIEW_TIMER2_3_BASE), REALVIEW_TIMER2_3_BASE, SZ_4K, MT_DEVICE },
52 #ifdef CONFIG_DEBUG_LL
53 { IO_ADDRESS(REALVIEW_UART0_BASE), REALVIEW_UART0_BASE, SZ_4K, MT_DEVICE },
57 static void __init realview_eb_map_io(void)
59 iotable_init(realview_eb_io_desc, ARRAY_SIZE(realview_eb_io_desc));
63 AMBA_DEVICE(aaci, "fpga:04", AACI, NULL);
64 AMBA_DEVICE(mmc0, "fpga:05", MMCI0, &realview_mmc0_plat_data);
65 AMBA_DEVICE(kmi0, "fpga:06", KMI0, NULL);
66 AMBA_DEVICE(kmi1, "fpga:07", KMI1, NULL);
67 AMBA_DEVICE(uart3, "fpga:09", UART3, NULL);
69 /* DevChip Primecells */
70 AMBA_DEVICE(smc, "dev:00", SMC, NULL);
71 AMBA_DEVICE(clcd, "dev:20", CLCD, &clcd_plat_data);
72 AMBA_DEVICE(dmac, "dev:30", DMAC, NULL);
73 AMBA_DEVICE(sctl, "dev:e0", SCTL, NULL);
74 AMBA_DEVICE(wdog, "dev:e1", WATCHDOG, NULL);
75 AMBA_DEVICE(gpio0, "dev:e4", GPIO0, NULL);
76 AMBA_DEVICE(gpio1, "dev:e5", GPIO1, NULL);
77 AMBA_DEVICE(gpio2, "dev:e6", GPIO2, NULL);
78 AMBA_DEVICE(rtc, "dev:e8", RTC, NULL);
79 AMBA_DEVICE(sci0, "dev:f0", SCI, NULL);
80 AMBA_DEVICE(uart0, "dev:f1", UART0, NULL);
81 AMBA_DEVICE(uart1, "dev:f2", UART1, NULL);
82 AMBA_DEVICE(uart2, "dev:f3", UART2, NULL);
83 AMBA_DEVICE(ssp0, "dev:f4", SSP, NULL);
85 static struct amba_device *amba_devs[] __initdata = {
107 static void __init gic_init_irq(void)
109 gic_dist_init(__io_address(REALVIEW_GIC_DIST_BASE));
110 gic_cpu_init(__io_address(REALVIEW_GIC_CPU_BASE));
113 static void __init realview_eb_init(void)
117 clk_register(&realview_clcd_clk);
119 platform_device_register(&realview_flash_device);
120 platform_device_register(&realview_smc91x_device);
122 for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
123 struct amba_device *d = amba_devs[i];
124 amba_device_register(d, &iomem_resource);
128 leds_event = realview_leds_event;
132 MACHINE_START(REALVIEW_EB, "ARM-RealView EB")
133 /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
134 .phys_ram = 0x00000000,
135 .phys_io = REALVIEW_UART0_BASE,
136 .io_pg_offst = (IO_ADDRESS(REALVIEW_UART0_BASE) >> 18) & 0xfffc,
137 .boot_params = 0x00000100,
138 .map_io = realview_eb_map_io,
139 .init_irq = gic_init_irq,
140 .timer = &realview_timer,
141 .init_machine = realview_eb_init,