path: root/arch/arm/mach-davinci/devices-da8xx.c

/*
 * DA8XX/OMAP L1XX platform device data
 *
 * Copyright (c) 2007-2009, MontaVista Software, Inc. <source@mvista.com>
 * Derived from code that was:
 *	Copyright (C) 2006 Komal Shah <komal_shah802003@yahoo.com>
 *
 * 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.
 */
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/serial_8250.h>
#include <linux/ahci_platform.h>
#include <linux/clk.h>

#include <mach/cputype.h>
#include <mach/common.h>
#include <mach/time.h>
#include <mach/da8xx.h>
#include <mach/cpuidle.h>

#include "clock.h"

#define DA8XX_TPCC_BASE			0x01c00000
#define DA8XX_TPTC0_BASE		0x01c08000
#define DA8XX_TPTC1_BASE		0x01c08400
#define DA8XX_WDOG_BASE			0x01c21000 /* DA8XX_TIMER64P1_BASE */
#define DA8XX_I2C0_BASE			0x01c22000
#define DA8XX_RTC_BASE			0x01c23000
#define DA8XX_MMCSD0_BASE		0x01c40000
#define DA8XX_SPI0_BASE			0x01c41000
#define DA830_SPI1_BASE			0x01e12000
#define DA8XX_LCD_CNTRL_BASE		0x01e13000
#define DA850_SATA_BASE			0x01e18000
#define DA850_MMCSD1_BASE		0x01e1b000
#define DA8XX_EMAC_CPPI_PORT_BASE	0x01e20000
#define DA8XX_EMAC_CPGMACSS_BASE	0x01e22000
#define DA8XX_EMAC_CPGMAC_BASE		0x01e23000
#define DA8XX_EMAC_MDIO_BASE		0x01e24000
#define DA8XX_I2C1_BASE			0x01e28000
#define DA850_TPCC1_BASE		0x01e30000
#define DA850_TPTC2_BASE		0x01e38000
#define DA850_SPI1_BASE			0x01f0e000
#define DA8XX_DDR2_CTL_BASE		0xb0000000

#define DA8XX_EMAC_CTRL_REG_OFFSET	0x3000
#define DA8XX_EMAC_MOD_REG_OFFSET	0x2000
#define DA8XX_EMAC_RAM_OFFSET		0x0000
#define DA8XX_EMAC_CTRL_RAM_SIZE	SZ_8K

#define DA8XX_DMA_SPI0_RX	EDMA_CTLR_CHAN(0, 14)
#define DA8XX_DMA_SPI0_TX	EDMA_CTLR_CHAN(0, 15)
#define DA8XX_DMA_MMCSD0_RX	EDMA_CTLR_CHAN(0, 16)
#define DA8XX_DMA_MMCSD0_TX	EDMA_CTLR_CHAN(0, 17)
#define DA8XX_DMA_SPI1_RX	EDMA_CTLR_CHAN(0, 18)
#define DA8XX_DMA_SPI1_TX	EDMA_CTLR_CHAN(0, 19)
#define DA850_DMA_MMCSD1_RX	EDMA_CTLR_CHAN(1, 28)
#define DA850_DMA_MMCSD1_TX	EDMA_CTLR_CHAN(1, 29)

void __iomem *da8xx_syscfg0_base;
void __iomem *da8xx_syscfg1_base;

static struct plat_serial8250_port da8xx_serial_pdata[] = {
	{
		.mapbase	= DA8XX_UART0_BASE,
		.irq		= IRQ_DA8XX_UARTINT0,
		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
					UPF_IOREMAP,
		.iotype		= UPIO_MEM,
		.regshift	= 2,
	},
	{
		.mapbase	= DA8XX_UART1_BASE,
		.irq		= IRQ_DA8XX_UARTINT1,
		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
					UPF_IOREMAP,
		.iotype		= UPIO_MEM,
		.regshift	= 2,
	},
	{
		.mapbase	= DA8XX_UART2_BASE,
		.irq		= IRQ_DA8XX_UARTINT2,
		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
					UPF_IOREMAP,
		.iotype		= UPIO_MEM,
		.regshift	= 2,
	},
	{
		.flags	= 0,
	},
};

struct platform_device da8xx_serial_device = {
	.name	= "serial8250",
	.id	= PLAT8250_DEV_PLATFORM,
	.dev	= {
		.platform_data	= da8xx_serial_pdata,
	},
};

static const s8 da8xx_queue_tc_mapping[][2] = {
	/* {event queue no, TC no} */
	{0, 0},
	{1, 1},
	{-1, -1}
};

static const s8 da8xx_queue_priority_mapping[][2] = {
	/* {event queue no, Priority} */
	{0, 3},
	{1, 7},
	{-1, -1}
};

static const s8 da850_queue_tc_mapping[][2] = {
	/* {event queue no, TC no} */
	{0, 0},
	{-1, -1}
};

static const s8 da850_queue_priority_mapping[][2] = {
	/* {event queue no, Priority} */
	{0, 3},
	{-1, -1}
};

static struct edma_soc_info da830_edma_cc0_info = {
	.n_channel		= 32,
	.n_region		= 4,
	.n_slot			= 128,
	.n_tc			= 2,
	.n_cc			= 1,
	.queue_tc_mapping	= da8xx_queue_tc_mapping,
	.queue_priority_mapping	= da8xx_queue_priority_mapping,
	.default_queue		= EVENTQ_1,
};

static struct edma_soc_info *da830_edma_info[EDMA_MAX_CC] = {
	&da830_edma_cc0_info,
};

static struct edma_soc_info da850_edma_cc_info[] = {
	{
		.n_channel		= 32,
		.n_region		= 4,
		.n_slot			= 128,
		.n_tc			= 2,
		.n_cc			= 1,
		.queue_tc_mapping	= da8xx_queue_tc_mapping,
		.queue_priority_mapping	= da8xx_queue_priority_mapping,
		.default_queue		= EVENTQ_1,
	},
	{
		.n_channel		= 32,
		.n_region		= 4,
		.n_slot			= 128,
		.n_tc			= 1,
		.n_cc			= 1,
		.queue_tc_mapping	= da850_queue_tc_mapping,
		.queue_priority_mapping	= da850_queue_priority_mapping,
		.default_queue		= EVENTQ_0,
	},
};

static struct edma_soc_info *da850_edma_info[EDMA_MAX_CC] = {
	&da850_edma_cc_info[0],
	&da850_edma_cc_info[1],
};

static struct resource da830_edma_resources[] = {
	{
		.name	= "edma_cc0",
		.start	= DA8XX_TPCC_BASE,
		.end	= DA8XX_TPCC_BASE + SZ_32K - 1,
		.flags	= IORESOURCE_MEM,
	},
	{
		.name	= "edma_tc0",
		.start	= DA8XX_TPTC0_BASE,
		.end	= DA8XX_TPTC0_BASE + SZ_1K