[linux-2.6-block.git] / arch / arm / mach-s5p64x0 / dma.c

/* linux/arch/arm/mach-s5p64x0/dma.c
 *
 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * Copyright (C) 2010 Samsung Electronics Co. Ltd.
 *	Jaswinder Singh <jassi.brar@samsung.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.
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include <linux/dma-mapping.h>
#include <linux/amba/bus.h>
#include <linux/amba/pl330.h>

#include <asm/irq.h>

#include <mach/map.h>
#include <mach/irqs.h>
#include <mach/regs-clock.h>
#include <mach/dma.h>

#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/irqs.h>

static u8 s5p6440_pdma_peri[] = {
	DMACH_UART0_RX,
	DMACH_UART0_TX,
	DMACH_UART1_RX,
	DMACH_UART1_TX,
	DMACH_UART2_RX,
	DMACH_UART2_TX,
	DMACH_UART3_RX,
	DMACH_UART3_TX,
	DMACH_MAX,
	DMACH_MAX,
	DMACH_PCM0_TX,
	DMACH_PCM0_RX,
	DMACH_I2S0_TX,
	DMACH_I2S0_RX,
	DMACH_SPI0_TX,
	DMACH_SPI0_RX,
	DMACH_MAX,
	DMACH_MAX,
	DMACH_MAX,
	DMACH_MAX,
	DMACH_SPI1_TX,
	DMACH_SPI1_RX,
};

static struct dma_pl330_platdata s5p6440_pdma_pdata = {
	.nr_valid_peri = ARRAY_SIZE(s5p6440_pdma_peri),
	.peri_id = s5p6440_pdma_peri,
};

static u8 s5p6450_pdma_peri[] = {
	DMACH_UART0_RX,
	DMACH_UART0_TX,
	DMACH_UART1_RX,
	DMACH_UART1_TX,
	DMACH_UART2_RX,
	DMACH_UART2_TX,
	DMACH_UART3_RX,
	DMACH_UART3_TX,
	DMACH_UART4_RX,
	DMACH_UART4_TX,
	DMACH_PCM0_TX,
	DMACH_PCM0_RX,
	DMACH_I2S0_TX,
	DMACH_I2S0_RX,
	DMACH_SPI0_TX,
	DMACH_SPI0_RX,
	DMACH_PCM1_TX,
	DMACH_PCM1_RX,
	DMACH_PCM2_TX,
	DMACH_PCM2_RX,
	DMACH_SPI1_TX,
	DMACH_SPI1_RX,
	DMACH_USI_TX,
	DMACH_USI_RX,
	DMACH_MAX,
	DMACH_I2S1_TX,
	DMACH_I2S1_RX,
	DMACH_I2S2_TX,
	DMACH_I2S2_RX,
	DMACH_PWM,
	DMACH_UART5_RX,
	DMACH_UART5_TX,
};

static struct dma_pl330_platdata s5p6450_pdma_pdata = {
	.nr_valid_peri = ARRAY_SIZE(s5p6450_pdma_peri),
	.peri_id = s5p6450_pdma_peri,
};

static AMBA_AHB_DEVICE(s5p64x0_pdma, "dma-pl330", 0x00041330,
	S5P64X0_PA_PDMA, {IRQ_DMA0}, NULL);

static int __init s5p64x0_dma_init(void)
{
	if (soc_is_s5p6450()) {
		dma_cap_set(DMA_SLAVE, s5p6450_pdma_pdata.cap_mask);
		dma_cap_set(DMA_CYCLIC, s5p6450_pdma_pdata.cap_mask);
		s5p64x0_pdma_device.dev.platform_data = &s5p6450_pdma_pdata;
	} else {
		dma_cap_set(DMA_SLAVE, s5p6440_pdma_pdata.cap_mask);
		dma_cap_set(DMA_CYCLIC, s5p6440_pdma_pdata.cap_mask);
		s5p64x0_pdma_device.dev.platform_data = &s5p6440_pdma_pdata;
	}

	amba_device_register(&s5p64x0_pdma_device, &iomem_resource);

	return 0;
}
arch_initcall(s5p64x0_dma_init);
Commit	Line	Data
f1fee582 KK	1	/* linux/arch/arm/mach-s5p64x0/dma.c
	2	*
	3	* Copyright (c) 2010 Samsung Electronics Co., Ltd.
	4	* http://www.samsung.com
	5	*
d8b5065b JB	6	* Copyright (C) 2010 Samsung Electronics Co. Ltd.
	7	* Jaswinder Singh <jassi.brar@samsung.com>
	8	*
	9	* This program is free software; you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License as published by
	11	* the Free Software Foundation; either version 2 of the License, or
	12	* (at your option) any later version.
	13	*
	14	* This program is distributed in the hope that it will be useful,
	15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	* GNU General Public License for more details.
	18	*
	19	* You should have received a copy of the GNU General Public License
	20	* along with this program; if not, write to the Free Software
	21	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
f1fee582	22	*/
d8b5065b	23
d8b5065b	24	#include <linux/dma-mapping.h>
3091e611 BK	25	#include <linux/amba/bus.h>
	26	#include <linux/amba/pl330.h>
	27
	28	#include <asm/irq.h>
d8b5065b	29
d8b5065b JB	30	#include <mach/map.h>
d8b5065b JB	31	#include <mach/irqs.h>
f1fee582	32	#include <mach/regs-clock.h>
3091e611	33	#include <mach/dma.h>
d8b5065b	34
a3d93584	35	#include <plat/cpu.h>
f1fee582	36	#include <plat/devs.h>
3091e611	37	#include <plat/irqs.h>
d8b5065b	38
15545026	39	static u8 s5p6440_pdma_peri[] = {
dc732f50 TA	40	DMACH_UART0_RX,
	41	DMACH_UART0_TX,
	42	DMACH_UART1_RX,
	43	DMACH_UART1_TX,
	44	DMACH_UART2_RX,
	45	DMACH_UART2_TX,
	46	DMACH_UART3_RX,
	47	DMACH_UART3_TX,
	48	DMACH_MAX,
	49	DMACH_MAX,
	50	DMACH_PCM0_TX,
	51	DMACH_PCM0_RX,
	52	DMACH_I2S0_TX,
	53	DMACH_I2S0_RX,
	54	DMACH_SPI0_TX,
	55	DMACH_SPI0_RX,
	56	DMACH_MAX,
	57	DMACH_MAX,
	58	DMACH_MAX,
	59	DMACH_MAX,
	60	DMACH_SPI1_TX,
	61	DMACH_SPI1_RX,
d8b5065b JB	62	};
d8b5065b JB	63
15545026	64	static struct dma_pl330_platdata s5p6440_pdma_pdata = {
3091e611	65	.nr_valid_peri = ARRAY_SIZE(s5p6440_pdma_peri),
dc732f50	66	.peri_id = s5p6440_pdma_peri,
d8b5065b JB	67	};
d8b5065b JB	68
15545026	69	static u8 s5p6450_pdma_peri[] = {
dc732f50 TA	70	DMACH_UART0_RX,
	71	DMACH_UART0_TX,
	72	DMACH_UART1_RX,
	73	DMACH_UART1_TX,
	74	DMACH_UART2_RX,
	75	DMACH_UART2_TX,
	76	DMACH_UART3_RX,
	77	DMACH_UART3_TX,
	78	DMACH_UART4_RX,
	79	DMACH_UART4_TX,
	80	DMACH_PCM0_TX,
	81	DMACH_PCM0_RX,
	82	DMACH_I2S0_TX,
	83	DMACH_I2S0_RX,
	84	DMACH_SPI0_TX,
	85	DMACH_SPI0_RX,
	86	DMACH_PCM1_TX,
	87	DMACH_PCM1_RX,
	88	DMACH_PCM2_TX,
	89	DMACH_PCM2_RX,
	90	DMACH_SPI1_TX,
	91	DMACH_SPI1_RX,
	92	DMACH_USI_TX,
	93	DMACH_USI_RX,
	94	DMACH_MAX,
	95	DMACH_I2S1_TX,
	96	DMACH_I2S1_RX,
	97	DMACH_I2S2_TX,
	98	DMACH_I2S2_RX,
	99	DMACH_PWM,
	100	DMACH_UART5_RX,
	101	DMACH_UART5_TX,
f1fee582 KK	102	};
f1fee582 KK	103
15545026	104	static struct dma_pl330_platdata s5p6450_pdma_pdata = {
3091e611	105	.nr_valid_peri = ARRAY_SIZE(s5p6450_pdma_peri),
dc732f50	106	.peri_id = s5p6450_pdma_peri,
3091e611 BK	107	};
3091e611 BK	108
60571f98 KK	109	static AMBA_AHB_DEVICE(s5p64x0_pdma, "dma-pl330", 0x00041330,
60571f98 KK	110	S5P64X0_PA_PDMA, {IRQ_DMA0}, NULL);
d8b5065b	111
f1fee582	112	static int __init s5p64x0_dma_init(void)
d8b5065b	113	{
dc732f50 TA	114	if (soc_is_s5p6450()) {
	115	dma_cap_set(DMA_SLAVE, s5p6450_pdma_pdata.cap_mask);
	116	dma_cap_set(DMA_CYCLIC, s5p6450_pdma_pdata.cap_mask);
75c06963	117	s5p64x0_pdma_device.dev.platform_data = &s5p6450_pdma_pdata;
dc732f50 TA	118	} else {
	119	dma_cap_set(DMA_SLAVE, s5p6440_pdma_pdata.cap_mask);
	120	dma_cap_set(DMA_CYCLIC, s5p6440_pdma_pdata.cap_mask);
75c06963	121	s5p64x0_pdma_device.dev.platform_data = &s5p6440_pdma_pdata;
dc732f50	122	}
f1fee582	123
75c06963	124	amba_device_register(&s5p64x0_pdma_device, &iomem_resource);
d8b5065b JB	125
	126	return 0;
	127	}
f1fee582	128	arch_initcall(s5p64x0_dma_init);