a62c80e559
Since the ARM AMBA bus is used on MIPS as well as ARM, we need to make the bus available for other architectures to use. Move the AMBA include files from include/asm-arm/hardware/ to include/linux/amba/ Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
178 lines
4.9 KiB
C
178 lines
4.9 KiB
C
/*
|
|
* linux/arch/arm/mach-realview/realview_eb.c
|
|
*
|
|
* Copyright (C) 2004 ARM Limited
|
|
* Copyright (C) 2000 Deep Blue Solutions Ltd
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include <linux/config.h>
|
|
#include <linux/init.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/sysdev.h>
|
|
#include <linux/amba/bus.h>
|
|
|
|
#include <asm/hardware.h>
|
|
#include <asm/io.h>
|
|
#include <asm/irq.h>
|
|
#include <asm/leds.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/hardware/gic.h>
|
|
#include <asm/hardware/icst307.h>
|
|
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/map.h>
|
|
#include <asm/mach/mmc.h>
|
|
|
|
#include <asm/arch/irqs.h>
|
|
|
|
#include "core.h"
|
|
#include "clock.h"
|
|
|
|
static struct map_desc realview_eb_io_desc[] __initdata = {
|
|
{
|
|
.virtual = IO_ADDRESS(REALVIEW_SYS_BASE),
|
|
.pfn = __phys_to_pfn(REALVIEW_SYS_BASE),
|
|
.length = SZ_4K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = IO_ADDRESS(REALVIEW_GIC_CPU_BASE),
|
|
.pfn = __phys_to_pfn(REALVIEW_GIC_CPU_BASE),
|
|
.length = SZ_4K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = IO_ADDRESS(REALVIEW_GIC_DIST_BASE),
|
|
.pfn = __phys_to_pfn(REALVIEW_GIC_DIST_BASE),
|
|
.length = SZ_4K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = IO_ADDRESS(REALVIEW_SCTL_BASE),
|
|
.pfn = __phys_to_pfn(REALVIEW_SCTL_BASE),
|
|
.length = SZ_4K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = IO_ADDRESS(REALVIEW_TIMER0_1_BASE),
|
|
.pfn = __phys_to_pfn(REALVIEW_TIMER0_1_BASE),
|
|
.length = SZ_4K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = IO_ADDRESS(REALVIEW_TIMER2_3_BASE),
|
|
.pfn = __phys_to_pfn(REALVIEW_TIMER2_3_BASE),
|
|
.length = SZ_4K,
|
|
.type = MT_DEVICE,
|
|
},
|
|
#ifdef CONFIG_DEBUG_LL
|
|
{
|
|
.virtual = IO_ADDRESS(REALVIEW_UART0_BASE),
|
|
.pfn = __phys_to_pfn(REALVIEW_UART0_BASE),
|
|
.length = SZ_4K,
|
|
.type = MT_DEVICE,
|
|
}
|
|
#endif
|
|
};
|
|
|
|
static void __init realview_eb_map_io(void)
|
|
{
|
|
iotable_init(realview_eb_io_desc, ARRAY_SIZE(realview_eb_io_desc));
|
|
}
|
|
|
|
/* FPGA Primecells */
|
|
AMBA_DEVICE(aaci, "fpga:04", AACI, NULL);
|
|
AMBA_DEVICE(mmc0, "fpga:05", MMCI0, &realview_mmc0_plat_data);
|
|
AMBA_DEVICE(kmi0, "fpga:06", KMI0, NULL);
|
|
AMBA_DEVICE(kmi1, "fpga:07", KMI1, NULL);
|
|
AMBA_DEVICE(uart3, "fpga:09", UART3, NULL);
|
|
|
|
/* DevChip Primecells */
|
|
AMBA_DEVICE(smc, "dev:00", SMC, NULL);
|
|
AMBA_DEVICE(clcd, "dev:20", CLCD, &clcd_plat_data);
|
|
AMBA_DEVICE(dmac, "dev:30", DMAC, NULL);
|
|
AMBA_DEVICE(sctl, "dev:e0", SCTL, NULL);
|
|
AMBA_DEVICE(wdog, "dev:e1", WATCHDOG, NULL);
|
|
AMBA_DEVICE(gpio0, "dev:e4", GPIO0, NULL);
|
|
AMBA_DEVICE(gpio1, "dev:e5", GPIO1, NULL);
|
|
AMBA_DEVICE(gpio2, "dev:e6", GPIO2, NULL);
|
|
AMBA_DEVICE(rtc, "dev:e8", RTC, NULL);
|
|
AMBA_DEVICE(sci0, "dev:f0", SCI, NULL);
|
|
AMBA_DEVICE(uart0, "dev:f1", UART0, NULL);
|
|
AMBA_DEVICE(uart1, "dev:f2", UART1, NULL);
|
|
AMBA_DEVICE(uart2, "dev:f3", UART2, NULL);
|
|
AMBA_DEVICE(ssp0, "dev:f4", SSP, NULL);
|
|
|
|
static struct amba_device *amba_devs[] __initdata = {
|
|
&dmac_device,
|
|
&uart0_device,
|
|
&uart1_device,
|
|
&uart2_device,
|
|
&uart3_device,
|
|
&smc_device,
|
|
&clcd_device,
|
|
&sctl_device,
|
|
&wdog_device,
|
|
&gpio0_device,
|
|
&gpio1_device,
|
|
&gpio2_device,
|
|
&rtc_device,
|
|
&sci0_device,
|
|
&ssp0_device,
|
|
&aaci_device,
|
|
&mmc0_device,
|
|
&kmi0_device,
|
|
&kmi1_device,
|
|
};
|
|
|
|
static void __init gic_init_irq(void)
|
|
{
|
|
#ifdef CONFIG_REALVIEW_MPCORE
|
|
writel(0x0000a05f, __io_address(REALVIEW_SYS_LOCK));
|
|
writel(0x008003c0, __io_address(REALVIEW_SYS_BASE) + 0xd8);
|
|
writel(0x00000000, __io_address(REALVIEW_SYS_LOCK));
|
|
#endif
|
|
gic_dist_init(__io_address(REALVIEW_GIC_DIST_BASE));
|
|
gic_cpu_init(__io_address(REALVIEW_GIC_CPU_BASE));
|
|
}
|
|
|
|
static void __init realview_eb_init(void)
|
|
{
|
|
int i;
|
|
|
|
clk_register(&realview_clcd_clk);
|
|
|
|
platform_device_register(&realview_flash_device);
|
|
platform_device_register(&realview_smc91x_device);
|
|
|
|
for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
|
|
struct amba_device *d = amba_devs[i];
|
|
amba_device_register(d, &iomem_resource);
|
|
}
|
|
|
|
#ifdef CONFIG_LEDS
|
|
leds_event = realview_leds_event;
|
|
#endif
|
|
}
|
|
|
|
MACHINE_START(REALVIEW_EB, "ARM-RealView EB")
|
|
/* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
|
|
.phys_ram = 0x00000000,
|
|
.phys_io = REALVIEW_UART0_BASE,
|
|
.io_pg_offst = (IO_ADDRESS(REALVIEW_UART0_BASE) >> 18) & 0xfffc,
|
|
.boot_params = 0x00000100,
|
|
.map_io = realview_eb_map_io,
|
|
.init_irq = gic_init_irq,
|
|
.timer = &realview_timer,
|
|
.init_machine = realview_eb_init,
|
|
MACHINE_END
|