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/* arch/arm/mach-s3c2410/include/mach/dma.h
 *
 * Copyright (C) 2003,2004,2006 Simtec Electronics
 *	Ben Dooks <ben@simtec.co.uk>
 *
 * Samsung S3C24XX DMA support
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
*/

/* DMA Register definitions */

#define S3C2410_DMA_DISRC       (0x00)
#define S3C2410_DMA_DISRCC      (0x04)
#define S3C2410_DMA_DIDST       (0x08)
#define S3C2410_DMA_DIDSTC      (0x0C)
#define S3C2410_DMA_DCON        (0x10)
#define S3C2410_DMA_DSTAT       (0x14)
#define S3C2410_DMA_DCSRC       (0x18)
#define S3C2410_DMA_DCDST       (0x1C)
#define S3C2410_DMA_DMASKTRIG   (0x20)
#define S3C2412_DMA_DMAREQSEL	(0x24)
#define S3C2443_DMA_DMAREQSEL	(0x24)

#define S3C2410_DISRCC_INC	(1<<0)
#define S3C2410_DISRCC_APB	(1<<1)

#define S3C2410_DMASKTRIG_STOP   (1<<2)
#define S3C2410_DMASKTRIG_ON     (1<<1)
#define S3C2410_DMASKTRIG_SWTRIG (1<<0)

#define S3C2410_DCON_DEMAND     (0<<31)
#define S3C2410_DCON_HANDSHAKE  (1<<31)
#define S3C2410_DCON_SYNC_PCLK  (0<<30)
#define S3C2410_DCON_SYNC_HCLK  (1<<30)

#define S3C2410_DCON_INTREQ     (1<<29)

#define S3C2410_DCON_CH0_XDREQ0	(0<<24)
#define S3C2410_DCON_CH0_UART0	(1<<24)
#define S3C2410_DCON_CH0_SDI	(2<<24)
#define S3C2410_DCON_CH0_TIMER	(3<<24)
#define S3C2410_DCON_CH0_USBEP1	(4<<24)

#define S3C2410_DCON_CH1_XDREQ1	(0<<24)
#define S3C2410_DCON_CH1_UART1	(1<<24)
#define S3C2410_DCON_CH1_I2SSDI	(2<<24)
#define S3C2410_DCON_CH1_SPI	(3<<24)
#define S3C2410_DCON_CH1_USBEP2	(4<<24)

#define S3C2410_DCON_CH2_I2SSDO	(0<<24)
#define S3C2410_DCON_CH2_I2SSDI	(1<<24)
#define S3C2410_DCON_CH2_SDI	(2<<24)
#define S3C2410_DCON_CH2_TIMER	(3<<24)
#define S3C2410_DCON_CH2_USBEP3	(4<<24)

#define S3C2410_DCON_CH3_UART2	(0<<24)
#define S3C2410_DCON_CH3_SDI	(1<<24)
#define S3C2410_DCON_CH3_SPI	(2<<24)
#define S3C2410_DCON_CH3_TIMER	(3<<24)
#define S3C2410_DCON_CH3_USBEP4	(4<<24)

#define S3C2410_DCON_SRCSHIFT   (24)
#define S3C2410_DCON_SRCMASK	(7<<24)

#define S3C2410_DCON_BYTE       (0<<20)
#define S3C2410_DCON_HALFWORD   (1<<20)
#define S3C2410_DCON_WORD       (2<<20)

#define S3C2410_DCON_AUTORELOAD (0<<22)
#define S3C2410_DCON_NORELOAD   (1<<22)
#define S3C2410_DCON_HWTRIG     (1<<23)

#ifdef CONFIG_CPU_S3C2440
#define S3C2440_DIDSTC_CHKINT	(1<<2)

#define S3C2440_DCON_CH0_I2SSDO	(5<<24)
#define S3C2440_DCON_CH0_PCMIN	(6<<24)

#define S3C2440_DCON_CH1_PCMOUT	(5<<24)
#define S3C2440_DCON_CH1_SDI	(6<<24)

#define S3C2440_DCON_CH2_PCMIN	(5<<24)
#define S3C2440_DCON_CH2_MICIN	(6<<24)

#define S3C2440_DCON_CH3_MICIN	(5<<24)
#define S3C2440_DCON_CH3_PCMOUT	(6<<24)
#endif

#ifdef CONFIG_CPU_S3C2412

#define S3C2412_DMAREQSEL_SRC(x)	((x)<<1)

#define S3C2412_DMAREQSEL_HW		(1)

#define S3C2412_DMAREQSEL_SPI0TX	S3C2412_DMAREQSEL_SRC(0)
#define S3C2412_DMAREQSEL_SPI0RX	S3C2412_DMAREQSEL_SRC(1)
#define S3C2412_DMAREQSEL_SPI1TX	S3C2412_DMAREQSEL_SRC(2)
#define S3C2412_DMAREQSEL_SPI1RX	S3C2412_DMAREQSEL_SRC(3)
#define S3C2412_DMAREQSEL_I2STX		S3C2412_DMAREQSEL_SRC(4)
#define S3C2412_DMAREQSEL_I2SRX		S3C2412_DMAREQSEL_SRC(5)
#define S3C2412_DMAREQSEL_TIMER		S3C2412_DMAREQSEL_SRC(9)
#define S3C2412_DMAREQSEL_SDI		S3C2412_DMAREQSEL_SRC(10)
#define S3C2412_DMAREQSEL_USBEP1	S3C2412_DMAREQSEL_SRC(13)
#define S3C2412_DMAREQSEL_USBEP2	S3C2412_DMAREQSEL_SRC(14)
#define S3C2412_DMAREQSEL_USBEP3	S3C2412_DMAREQSEL_SRC(15)
#define S3C2412_DMAREQSEL_USBEP4	S3C2412_DMAREQSEL_SRC(16)
#define S3C2412_DMAREQSEL_XDREQ0	S3C2412_DMAREQSEL_SRC(17)
#define S3C2412_DMAREQSEL_XDREQ1	S3C2412_DMAREQSEL_SRC(18)
#define S3C2412_DMAREQSEL_UART0_0	S3C2412_DMAREQSEL_SRC(19)
#define S3C2412_DMAREQSEL_UART0_1	S3C2412_DMAREQSEL_SRC(20)
#define S3C2412_DMAREQSEL_UART1_0	S3C2412_DMAREQSEL_SRC(21)
#define S3C2412_DMAREQSEL_UART1_1	S3C2412_DMAREQSEL_SRC(22)
#define S3C2412_DMAREQSEL_UART2_0	S3C2412_DMAREQSEL_SRC(23)
#define S3C2412_DMAREQSEL_UART2_1	S3C2412_DMAREQSEL_SRC(24)

#endif

#define S3C2443_DMAREQSEL_SRC(x)	((x)<<1)

#define S3C2443_DMAREQSEL_HW		(1)

#define S3C2443_DMAREQSEL_SPI0TX	S3C2443_DMAREQSEL_SRC(0)
#define S3C2443_DMAREQSEL_SPI0RX	S3C2443_DMAREQSEL_SRC(1)
#define S3C2443_DMAREQSEL_SPI1TX	S3C2443_DMAREQSEL_SRC(2)
#define S3C2443_DMAREQSEL_SPI1RX	S3C2443_DMAREQSEL_SRC(3)
#define S3C2443_DMAREQSEL_I2STX		S3C2443_DMAREQSEL_SRC(4)
#define S3C2443_DMAREQSEL_I2SRX		S3C2443_DMAREQSEL_SRC(5)
#define S3C2443_DMAREQSEL_TIMER		S3C2443_DMAREQSEL_SRC(9)
#define S3C2443_DMAREQSEL_SDI		S3C2443_DMAREQSEL_SRC(10)
#define S3C2443_DMAREQSEL_XDREQ0	S3C2443_DMAREQSEL_SRC(17)
#define S3C2443_DMAREQSEL_XDREQ1	S3C2443_DMAREQSEL_SRC(18)
#define S3C2443_DMAREQSEL_UART0_0	S3C2443_DMAREQSEL_SRC(19)
#define S3C2443_DMAREQSEL_UART0_1	S3C2443_DMAREQSEL_SRC(20)
#define S3C2443_DMAREQSEL_UART1_0	S3C2443_DMAREQSEL_SRC(21)
#define S3C2443_DMAREQSEL_UART1_1	S3C2443_DMAREQSEL_SRC(22)
#define S3C2443_DMAREQSEL_UART2_0	S3C2443_DMAREQSEL_SRC(23)
#define S3C2443_DMAREQSEL_UART2_1	S3C2443_DMAREQSEL_SRC(24)
#define S3C2443_DMAREQSEL_UART3_0	S3C2443_DMAREQSEL_SRC(25)
#define S3C2443_DMAREQSEL_UART3_1	S3C2443_DMAREQSEL_SRC(26)
#define S3C2443_DMAREQSEL_PCMOUT	S3C2443_DMAREQSEL_SRC(27)
#define S3C2443_DMAREQSEL_PCMIN 	S3C2443_DMAREQSEL_SRC(28)
#define S3C2443_DMAREQSEL_MICIN		S3C2443_DMAREQSEL_SRC(29)