[deliverable/linux.git] / arch / arm / mach-ux500 / board-mop500-audio.c

/*
 * Copyright (C) ST-Ericsson SA 2010
 *
 * License terms: GNU General Public License (GPL), version 2
 */

#include <linux/platform_device.h>
#include <linux/init.h>
#include <linux/gpio.h>
#include <linux/platform_data/pinctrl-nomadik.h>
#include <linux/platform_data/dma-ste-dma40.h>

#include "devices.h"
#include "irqs.h"
#include <linux/platform_data/asoc-ux500-msp.h>

#include "ste-dma40-db8500.h"
#include "board-mop500.h"
#include "devices-db8500.h"
#include "pins-db8500.h"

static struct stedma40_chan_cfg msp0_dma_rx = {
	.high_priority = true,
	.dir = STEDMA40_PERIPH_TO_MEM,

	.src_dev_type = DB8500_DMA_DEV31_MSP0_RX_SLIM0_CH0_RX,
	.dst_dev_type = STEDMA40_DEV_DST_MEMORY,

	.src_info.psize = STEDMA40_PSIZE_LOG_4,
	.dst_info.psize = STEDMA40_PSIZE_LOG_4,

	/* data_width is set during configuration */
};

static struct stedma40_chan_cfg msp0_dma_tx = {
	.high_priority = true,
	.dir = STEDMA40_MEM_TO_PERIPH,

	.src_dev_type = STEDMA40_DEV_DST_MEMORY,
	.dst_dev_type = DB8500_DMA_DEV31_MSP0_TX_SLIM0_CH0_TX,

	.src_info.psize = STEDMA40_PSIZE_LOG_4,
	.dst_info.psize = STEDMA40_PSIZE_LOG_4,

	/* data_width is set during configuration */
};

struct msp_i2s_platform_data msp0_platform_data = {
	.id = MSP_I2S_0,
	.msp_i2s_dma_rx = &msp0_dma_rx,
	.msp_i2s_dma_tx = &msp0_dma_tx,
};

static struct stedma40_chan_cfg msp1_dma_rx = {
	.high_priority = true,
	.dir = STEDMA40_PERIPH_TO_MEM,

	.src_dev_type = DB8500_DMA_DEV30_MSP3_RX,
	.dst_dev_type = STEDMA40_DEV_DST_MEMORY,

	.src_info.psize = STEDMA40_PSIZE_LOG_4,
	.dst_info.psize = STEDMA40_PSIZE_LOG_4,

	/* data_width is set during configuration */
};

static struct stedma40_chan_cfg msp1_dma_tx = {
	.high_priority = true,
	.dir = STEDMA40_MEM_TO_PERIPH,

	.src_dev_type = STEDMA40_DEV_DST_MEMORY,
	.dst_dev_type = DB8500_DMA_DEV30_MSP1_TX,

	.src_info.psize = STEDMA40_PSIZE_LOG_4,
	.dst_info.psize = STEDMA40_PSIZE_LOG_4,

	/* data_width is set during configuration */
};

struct msp_i2s_platform_data msp1_platform_data = {
	.id = MSP_I2S_1,
	.msp_i2s_dma_rx = NULL,
	.msp_i2s_dma_tx = &msp1_dma_tx,
};

static struct stedma40_chan_cfg msp2_dma_rx = {
	.high_priority = true,
	.dir = STEDMA40_PERIPH_TO_MEM,

	.src_dev_type = DB8500_DMA_DEV14_MSP2_RX,
	.dst_dev_type = STEDMA40_DEV_DST_MEMORY,

	/* MSP2 DMA doesn't work with PSIZE == 4 on DB8500v2 */
	.src_info.psize = STEDMA40_PSIZE_LOG_1,
	.dst_info.psize = STEDMA40_PSIZE_LOG_1,

	/* data_width is set during configuration */
};

static struct stedma40_chan_cfg msp2_dma_tx = {
	.high_priority = true,
	.dir = STEDMA40_MEM_TO_PERIPH,

	.src_dev_type = STEDMA40_DEV_DST_MEMORY,
	.dst_dev_type = DB8500_DMA_DEV14_MSP2_TX,

	.src_info.psize = STEDMA40_PSIZE_LOG_4,
	.dst_info.psize = STEDMA40_PSIZE_LOG_4,

	.use_fixed_channel = true,
	.phy_channel = 1,

	/* data_width is set during configuration */
};

static struct platform_device *db8500_add_msp_i2s(struct device *parent,
			int id,
			resource_size_t base, int irq,
			struct msp_i2s_platform_data *pdata)
{
	struct platform_device *pdev;
	struct resource res[] = {
		DEFINE_RES_MEM(base, SZ_4K),
		DEFINE_RES_IRQ(irq),
	};

	pr_info("Register platform-device 'ux500-msp-i2s', id %d, irq %d\n",
		id, irq);
	pdev = platform_device_register_resndata(parent, "ux500-msp-i2s", id,
						res, ARRAY_SIZE(res),
						pdata, sizeof(*pdata));
	if (!pdev) {
		pr_err("Failed to register platform-device 'ux500-msp-i2s.%d'!\n",
			id);
		return NULL;
	}

	return pdev;
}

/* Platform device for ASoC MOP500 machine */
static struct platform_device snd_soc_mop500 = {
	.name = "snd-soc-mop500",
	.id = 0,
	.dev = {
		.platform_data = NULL,
	},
};

struct msp_i2s_platform_data msp2_platform_data = {
	.id = MSP_I2S_2,
	.msp_i2s_dma_rx = &msp2_dma_rx,
	.msp_i2s_dma_tx = &msp2_dma_tx,
};

struct msp_i2s_platform_data msp3_platform_data = {
	.id		= MSP_I2S_3,
	.msp_i2s_dma_rx	= &msp1_dma_rx,
	.msp_i2s_dma_tx	= NULL,
};

void mop500_audio_init(struct device *parent)
{
	pr_info("%s: Register platform-device 'snd-soc-mop500'.\n", __func__);
	platform_device_register(&snd_soc_mop500);

	pr_info("Initialize MSP I2S-devices.\n");
	db8500_add_msp_i2s(parent, 0, U8500_MSP0_BASE, IRQ_DB8500_MSP0,
			   &msp0_platform_data);
	db8500_add_msp_i2s(parent, 1, U8500_MSP1_BASE, IRQ_DB8500_MSP1,
			   &msp1_platform_data);
	db8500_add_msp_i2s(parent, 2, U8500_MSP2_BASE, IRQ_DB8500_MSP2,
			   &msp2_platform_data);
	db8500_add_msp_i2s(parent, 3, U8500_MSP3_BASE, IRQ_DB8500_MSP1,
			   &msp3_platform_data);
}
Commit	Line	Data
c0af14d3 OL	1	/*
	2	* Copyright (C) ST-Ericsson SA 2010
	3	*
	4	* License terms: GNU General Public License (GPL), version 2
	5	*/
	6
	7	#include <linux/platform_device.h>
	8	#include <linux/init.h>
	9	#include <linux/gpio.h>
bb16bd9b	10	#include <linux/platform_data/pinctrl-nomadik.h>
865fab60	11	#include <linux/platform_data/dma-ste-dma40.h>
c0af14d3	12
e657bcf6	13	#include "devices.h"
eba52748	14	#include "irqs.h"
ab0fc6ce	15	#include <linux/platform_data/asoc-ux500-msp.h>
c0af14d3	16
08d98fe0	17	#include "ste-dma40-db8500.h"
c0af14d3 OL	18	#include "board-mop500.h"
	19	#include "devices-db8500.h"
	20	#include "pins-db8500.h"
	21
c0af14d3 OL	22	static struct stedma40_chan_cfg msp0_dma_rx = {
	23	.high_priority = true,
	24	.dir = STEDMA40_PERIPH_TO_MEM,
	25
	26	.src_dev_type = DB8500_DMA_DEV31_MSP0_RX_SLIM0_CH0_RX,
	27	.dst_dev_type = STEDMA40_DEV_DST_MEMORY,
	28
	29	.src_info.psize = STEDMA40_PSIZE_LOG_4,
	30	.dst_info.psize = STEDMA40_PSIZE_LOG_4,
	31
	32	/* data_width is set during configuration */
	33	};
	34
	35	static struct stedma40_chan_cfg msp0_dma_tx = {
	36	.high_priority = true,
	37	.dir = STEDMA40_MEM_TO_PERIPH,
	38
	39	.src_dev_type = STEDMA40_DEV_DST_MEMORY,
	40	.dst_dev_type = DB8500_DMA_DEV31_MSP0_TX_SLIM0_CH0_TX,
	41
	42	.src_info.psize = STEDMA40_PSIZE_LOG_4,
	43	.dst_info.psize = STEDMA40_PSIZE_LOG_4,
	44
	45	/* data_width is set during configuration */
	46	};
	47
724ebbf4	48	struct msp_i2s_platform_data msp0_platform_data = {
c0af14d3 OL	49	.id = MSP_I2S_0,
	50	.msp_i2s_dma_rx = &msp0_dma_rx,
	51	.msp_i2s_dma_tx = &msp0_dma_tx,
	52	};
	53
	54	static struct stedma40_chan_cfg msp1_dma_rx = {
	55	.high_priority = true,
	56	.dir = STEDMA40_PERIPH_TO_MEM,
	57
	58	.src_dev_type = DB8500_DMA_DEV30_MSP3_RX,
	59	.dst_dev_type = STEDMA40_DEV_DST_MEMORY,
	60
	61	.src_info.psize = STEDMA40_PSIZE_LOG_4,
	62	.dst_info.psize = STEDMA40_PSIZE_LOG_4,
	63
	64	/* data_width is set during configuration */
	65	};
	66
	67	static struct stedma40_chan_cfg msp1_dma_tx = {
	68	.high_priority = true,
	69	.dir = STEDMA40_MEM_TO_PERIPH,
	70
	71	.src_dev_type = STEDMA40_DEV_DST_MEMORY,
	72	.dst_dev_type = DB8500_DMA_DEV30_MSP1_TX,
	73
	74	.src_info.psize = STEDMA40_PSIZE_LOG_4,
	75	.dst_info.psize = STEDMA40_PSIZE_LOG_4,
	76
	77	/* data_width is set during configuration */
	78	};
	79
724ebbf4	80	struct msp_i2s_platform_data msp1_platform_data = {
c0af14d3 OL	81	.id = MSP_I2S_1,
	82	.msp_i2s_dma_rx = NULL,
	83	.msp_i2s_dma_tx = &msp1_dma_tx,
c0af14d3 OL	84	};
	85
	86	static struct stedma40_chan_cfg msp2_dma_rx = {
	87	.high_priority = true,
	88	.dir = STEDMA40_PERIPH_TO_MEM,
	89
	90	.src_dev_type = DB8500_DMA_DEV14_MSP2_RX,
	91	.dst_dev_type = STEDMA40_DEV_DST_MEMORY,
	92
	93	/* MSP2 DMA doesn't work with PSIZE == 4 on DB8500v2 */
	94	.src_info.psize = STEDMA40_PSIZE_LOG_1,
	95	.dst_info.psize = STEDMA40_PSIZE_LOG_1,
	96
	97	/* data_width is set during configuration */
	98	};
	99
	100	static struct stedma40_chan_cfg msp2_dma_tx = {
	101	.high_priority = true,
	102	.dir = STEDMA40_MEM_TO_PERIPH,
	103
	104	.src_dev_type = STEDMA40_DEV_DST_MEMORY,
	105	.dst_dev_type = DB8500_DMA_DEV14_MSP2_TX,
	106
	107	.src_info.psize = STEDMA40_PSIZE_LOG_4,
	108	.dst_info.psize = STEDMA40_PSIZE_LOG_4,
	109
	110	.use_fixed_channel = true,
	111	.phy_channel = 1,
	112
	113	/* data_width is set during configuration */
	114	};
	115
09486cbb LW	116	static struct platform_device db8500_add_msp_i2s(struct device parent,
09486cbb LW	117	int id,
c0af14d3 OL	118	resource_size_t base, int irq,
	119	struct msp_i2s_platform_data *pdata)
	120	{
	121	struct platform_device *pdev;
	122	struct resource res[] = {
	123	DEFINE_RES_MEM(base, SZ_4K),
	124	DEFINE_RES_IRQ(irq),
	125	};
	126
	127	pr_info("Register platform-device 'ux500-msp-i2s', id %d, irq %d\n",
	128	id, irq);
	129	pdev = platform_device_register_resndata(parent, "ux500-msp-i2s", id,
	130	res, ARRAY_SIZE(res),
	131	pdata, sizeof(*pdata));
	132	if (!pdev) {
	133	pr_err("Failed to register platform-device 'ux500-msp-i2s.%d'!\n",
	134	id);
09486cbb	135	return NULL;
c0af14d3 OL	136	}
c0af14d3 OL	137
09486cbb	138	return pdev;
c0af14d3 OL	139	}
c0af14d3 OL	140
97f50c6c LJ	141	/* Platform device for ASoC MOP500 machine */
97f50c6c LJ	142	static struct platform_device snd_soc_mop500 = {
65b67d33 LJ	143	.name = "snd-soc-mop500",
	144	.id = 0,
	145	.dev = {
	146	.platform_data = NULL,
	147	},
c0af14d3 OL	148	};
c0af14d3 OL	149
724ebbf4	150	struct msp_i2s_platform_data msp2_platform_data = {
c0af14d3 OL	151	.id = MSP_I2S_2,
	152	.msp_i2s_dma_rx = &msp2_dma_rx,
	153	.msp_i2s_dma_tx = &msp2_dma_tx,
	154	};
	155
724ebbf4	156	struct msp_i2s_platform_data msp3_platform_data = {
c0af14d3 OL	157	.id = MSP_I2S_3,
	158	.msp_i2s_dma_rx = &msp1_dma_rx,
	159	.msp_i2s_dma_tx = NULL,
c0af14d3 OL	160	};
c0af14d3 OL	161
39b740bf	162	void mop500_audio_init(struct device *parent)
c0af14d3	163	{
97f50c6c LJ	164	pr_info("%s: Register platform-device 'snd-soc-mop500'.\n", __func__);
97f50c6c LJ	165	platform_device_register(&snd_soc_mop500);
c0af14d3 OL	166
c0af14d3 OL	167	pr_info("Initialize MSP I2S-devices.\n");
09486cbb LW	168	db8500_add_msp_i2s(parent, 0, U8500_MSP0_BASE, IRQ_DB8500_MSP0,
09486cbb LW	169	&msp0_platform_data);
5ca032ee	170	db8500_add_msp_i2s(parent, 1, U8500_MSP1_BASE, IRQ_DB8500_MSP1,
09486cbb LW	171	&msp1_platform_data);
	172	db8500_add_msp_i2s(parent, 2, U8500_MSP2_BASE, IRQ_DB8500_MSP2,
	173	&msp2_platform_data);
	174	db8500_add_msp_i2s(parent, 3, U8500_MSP3_BASE, IRQ_DB8500_MSP1,
	175	&msp3_platform_data);
c0af14d3	176	}