131 lines
3.1 KiB
C
131 lines
3.1 KiB
C
/* linux/arch/arm/mach-s5pc100/dma.c
|
|
*
|
|
* Copyright (c) 2011 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 <plat/devs.h>
|
|
#include <plat/irqs.h>
|
|
|
|
#include <mach/map.h>
|
|
#include <mach/irqs.h>
|
|
#include <mach/dma.h>
|
|
|
|
static u8 pdma0_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_IRDA,
|
|
DMACH_I2S0_RX,
|
|
DMACH_I2S0_TX,
|
|
DMACH_I2S0S_TX,
|
|
DMACH_I2S1_RX,
|
|
DMACH_I2S1_TX,
|
|
DMACH_I2S2_RX,
|
|
DMACH_I2S2_TX,
|
|
DMACH_SPI0_RX,
|
|
DMACH_SPI0_TX,
|
|
DMACH_SPI1_RX,
|
|
DMACH_SPI1_TX,
|
|
DMACH_SPI2_RX,
|
|
DMACH_SPI2_TX,
|
|
DMACH_AC97_MICIN,
|
|
DMACH_AC97_PCMIN,
|
|
DMACH_AC97_PCMOUT,
|
|
DMACH_EXTERNAL,
|
|
DMACH_PWM,
|
|
DMACH_SPDIF,
|
|
DMACH_HSI_RX,
|
|
DMACH_HSI_TX,
|
|
};
|
|
|
|
static struct dma_pl330_platdata s5pc100_pdma0_pdata = {
|
|
.nr_valid_peri = ARRAY_SIZE(pdma0_peri),
|
|
.peri_id = pdma0_peri,
|
|
};
|
|
|
|
static AMBA_AHB_DEVICE(s5pc100_pdma0, "dma-pl330.0", 0x00041330,
|
|
S5PC100_PA_PDMA0, {IRQ_PDMA0}, &s5pc100_pdma0_pdata);
|
|
|
|
static u8 pdma1_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_IRDA,
|
|
DMACH_I2S0_RX,
|
|
DMACH_I2S0_TX,
|
|
DMACH_I2S0S_TX,
|
|
DMACH_I2S1_RX,
|
|
DMACH_I2S1_TX,
|
|
DMACH_I2S2_RX,
|
|
DMACH_I2S2_TX,
|
|
DMACH_SPI0_RX,
|
|
DMACH_SPI0_TX,
|
|
DMACH_SPI1_RX,
|
|
DMACH_SPI1_TX,
|
|
DMACH_SPI2_RX,
|
|
DMACH_SPI2_TX,
|
|
DMACH_PCM0_RX,
|
|
DMACH_PCM0_TX,
|
|
DMACH_PCM1_RX,
|
|
DMACH_PCM1_TX,
|
|
DMACH_MSM_REQ0,
|
|
DMACH_MSM_REQ1,
|
|
DMACH_MSM_REQ2,
|
|
DMACH_MSM_REQ3,
|
|
};
|
|
|
|
static struct dma_pl330_platdata s5pc100_pdma1_pdata = {
|
|
.nr_valid_peri = ARRAY_SIZE(pdma1_peri),
|
|
.peri_id = pdma1_peri,
|
|
};
|
|
|
|
static AMBA_AHB_DEVICE(s5pc100_pdma1, "dma-pl330.1", 0x00041330,
|
|
S5PC100_PA_PDMA1, {IRQ_PDMA1}, &s5pc100_pdma1_pdata);
|
|
|
|
static int __init s5pc100_dma_init(void)
|
|
{
|
|
dma_cap_set(DMA_SLAVE, s5pc100_pdma0_pdata.cap_mask);
|
|
dma_cap_set(DMA_CYCLIC, s5pc100_pdma0_pdata.cap_mask);
|
|
amba_device_register(&s5pc100_pdma0_device, &iomem_resource);
|
|
|
|
dma_cap_set(DMA_SLAVE, s5pc100_pdma1_pdata.cap_mask);
|
|
dma_cap_set(DMA_CYCLIC, s5pc100_pdma1_pdata.cap_mask);
|
|
amba_device_register(&s5pc100_pdma1_device, &iomem_resource);
|
|
|
|
return 0;
|
|
}
|
|
arch_initcall(s5pc100_dma_init);
|