linux/arch/arm/mach-mxs/devices/platform-mxs-saif.c
Dong Aisheng 4c0174c520 ARM: mx28evk: add platform data for saif
This is for supporting saif record function.

Signed-off-by: Dong Aisheng <b29396@freescale.com>
Acked-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Wolfram Sang <w.sang@pengutronix.de>
Cc: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Liam Girdwood <lrg@ti.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2011-12-02 13:57:15 +08:00

62 lines
1.5 KiB
C

/*
* Copyright 2011 Freescale Semiconductor, Inc. All Rights Reserved.
*
* 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.
*/
#include <linux/compiler.h>
#include <linux/err.h>
#include <linux/init.h>
#include <mach/mx23.h>
#include <mach/mx28.h>
#include <mach/devices-common.h>
#define mxs_saif_data_entry_single(soc, _id) \
{ \
.id = _id, \
.iobase = soc ## _SAIF ## _id ## _BASE_ADDR, \
.irq = soc ## _INT_SAIF ## _id, \
.dma = soc ## _DMA_SAIF ## _id, \
.dmairq = soc ## _INT_SAIF ## _id ##_DMA, \
}
#define mxs_saif_data_entry(soc, _id) \
[_id] = mxs_saif_data_entry_single(soc, _id)
#ifdef CONFIG_SOC_IMX28
const struct mxs_saif_data mx28_saif_data[] __initconst = {
mxs_saif_data_entry(MX28, 0),
mxs_saif_data_entry(MX28, 1),
};
#endif
struct platform_device *__init mxs_add_saif(const struct mxs_saif_data *data,
const struct mxs_saif_platform_data *pdata)
{
struct resource res[] = {
{
.start = data->iobase,
.end = data->iobase + SZ_4K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,
.end = data->irq,
.flags = IORESOURCE_IRQ,
}, {
.start = data->dma,
.end = data->dma,
.flags = IORESOURCE_DMA,
}, {
.start = data->dmairq,
.end = data->dmairq,
.flags = IORESOURCE_IRQ,
},
};
return mxs_add_platform_device("mxs-saif", data->id, res,
ARRAY_SIZE(res), pdata, sizeof(*pdata));
}