arch/arm/mach-sa1100/lart.c

/*
 * linux/arch/arm/mach-sa1100/lart.c
 */

#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/tty.h>

#include <mach/hardware.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/page.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/serial_sa1100.h>
#include <mach/mcp.h>

#include "generic.h"


#warning "include/asm/arch-sa1100/ide.h needs fixing for lart"

static struct mcp_plat_data lart_mcp_data = {
	.mccr0		= MCCR0_ADM,
	.sclk_rate	= 11981000,
	.codec		= "ucb1x00",
};

static void __init lart_init(void)
{
	/*
	 * Setup the PPC unit correctly.
	 */
	PPDR &= ~PPC_RXD4;
	PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM;
	PSDR |= PPC_RXD4;
	PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
	PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);

	sa11x0_register_mcp(&lart_mcp_data);
}

static struct map_desc lart_io_desc[] __initdata = {
	{	/* main flash memory */
		.virtual	=  0xe8000000,
		.pfn		= __phys_to_pfn(0x00000000),
		.length		= 0x00400000,
		.type		= MT_DEVICE
	}, {	/* main flash, alternative location */
		.virtual	=  0xec000000,
		.pfn		= __phys_to_pfn(0x08000000),
		.length		= 0x00400000,
		.type		= MT_DEVICE
	}
};

static void __init lart_map_io(void)
{
	sa1100_map_io();
	iotable_init(lart_io_desc, ARRAY_SIZE(lart_io_desc));

	sa1100_register_uart(0, 3);
	sa1100_register_uart(1, 1);
	sa1100_register_uart(2, 2);

	GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
	GPDR |= GPIO_UART_TXD;
	GPDR &= ~GPIO_UART_RXD;
	PPAR |= PPAR_UPR;
}

MACHINE_START(LART, "LART")
	.atag_offset	= 0x100,
	.map_io		= lart_map_io,
	.init_irq	= sa1100_init_irq,
	.init_machine	= lart_init,
	.timer		= &sa1100_timer,
	.restart	= sa11x0_restart,
MACHINE_END