path: root/arch/arm/mach-kirkwood/common.c

/*
 * arch/arm/mach-kirkwood/common.c
 *
 * Core functions for Marvell Kirkwood SoCs
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2.  This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/serial_8250.h>
#include <linux/mbus.h>
#include <linux/mv643xx_eth.h>
#include <linux/mv643xx_i2c.h>
#include <linux/ata_platform.h>
#include <linux/mtd/nand.h>
#include <linux/spi/orion_spi.h>
#include <net/dsa.h>
#include <asm/page.h>
#include <asm/timex.h>
#include <asm/kexec.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <mach/kirkwood.h>
#include <mach/bridge-regs.h>
#include <plat/audio.h>
#include <plat/cache-feroceon-l2.h>
#include <plat/ehci-orion.h>
#include <plat/mvsdio.h>
#include <plat/mv_xor.h>
#include <plat/orion_nand.h>
#include <plat/orion_wdt.h>
#include <plat/time.h>
#include "common.h"

/*****************************************************************************
 * I/O Address Mapping
 ****************************************************************************/
static struct map_desc kirkwood_io_desc[] __initdata = {
	{
		.virtual	= KIRKWOOD_PCIE_IO_VIRT_BASE,
		.pfn		= __phys_to_pfn(KIRKWOOD_PCIE_IO_PHYS_BASE),
		.length		= KIRKWOOD_PCIE_IO_SIZE,
		.type		= MT_DEVICE,
	}, {
		.virtual	= KIRKWOOD_PCIE1_IO_VIRT_BASE,
		.pfn		= __phys_to_pfn(KIRKWOOD_PCIE1_IO_PHYS_BASE),
		.length		= KIRKWOOD_PCIE1_IO_SIZE,
		.type		= MT_DEVICE,
	}, {
		.virtual	= KIRKWOOD_REGS_VIRT_BASE,
		.pfn		= __phys_to_pfn(KIRKWOOD_REGS_PHYS_BASE),
		.length		= KIRKWOOD_REGS_SIZE,
		.type		= MT_DEVICE,
	},
};

void __init kirkwood_map_io(void)
{
	iotable_init(kirkwood_io_desc, ARRAY_SIZE(kirkwood_io_desc));
}

/*
 * Default clock control bits.  Any bit _not_ set in this variable
 * will be cleared from the hardware after platform devices have been
 * registered.  Some reserved bits must be set to 1.
 */
unsigned int kirkwood_clk_ctrl = CGC_DUNIT | CGC_RESERVED;
	

/*****************************************************************************
 * EHCI
 ****************************************************************************/
static struct orion_ehci_data kirkwood_ehci_data = {
	.dram		= &kirkwood_mbus_dram_info,
	.phy_version	= EHCI_PHY_NA,
};

static u64 ehci_dmamask = 0xffffffffUL;


/*****************************************************************************
 * EHCI0
 ****************************************************************************/
static struct resource kirkwood_ehci_resources[] = {
	{
		.start	= USB_PHYS_BASE,
		.end	= USB_PHYS_BASE + 0x0fff,
		.flags	= IORESOURCE_MEM,
	}, {
		.start	= IRQ_KIRKWOOD_USB,
		.end	= IRQ_KIRKWOOD_USB,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device kirkwood_ehci = {
	.name		= "orion-ehci",
	.id		= 0,
	.dev		= {
		.dma_mask		= &ehci_dmamask,
		.coherent_dma_mask	= 0xffffffff,
		.platform_data		= &kirkwood_ehci_data,
	},
	.resource	= kirkwood_ehci_resources,
	.num_resources	= ARRAY_SIZE(kirkwood_ehci_resources),
};

void __init kirkwood_ehci_init(void)
{
	kirkwood_clk_ctrl |= CGC_USB0;
	platform_device_register(&kirkwood_ehci);
}


/*****************************************************************************
 * GE00
 ****************************************************************************/
struct mv643xx_eth_shared_platform_data kirkwood_ge00_shared_data = {
	.dram		= &kirkwood_mbus_dram_info,
};

static struct resource kirkwood_ge00_shared_resources[] = {
	{
		.name	= "ge00 base",
		.start	= GE00_PHYS_BASE + 0x2000,
		.end	= GE00_PHYS_BASE + 0x3fff,
		.flags	= IORESOURCE_MEM,
	}, {
		.name	= "ge00 err irq",
		.start	= IRQ_KIRKWOOD_GE00_ERR,
		.end	= IRQ_KIRKWOOD_GE00_ERR,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device kirkwood_ge00_shared = {
	.name		= MV643XX_ETH_SHARED_NAME,
	.id		= 0,
	.dev		= {
		.platform_data	= &kirkwood_ge00_shared_data,
	},
	.num_resources	= ARRAY_SIZE(kirkwood_ge00_shared_resources),
	.resource	= kirkwood_ge00_shared_resources,
};

static struct resource kirkwood_ge00_resources[] = {
	{
		.name	= "ge00 irq",
		.