Commit c8ebcac8 authored by Dong Aisheng's avatar Dong Aisheng Committed by Sascha Hauer
Browse files

ARM: mxs: add saif device 



Signed-off-by: default avatarDong Aisheng <b29396@freescale.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Reviewed-by: default avatarWolfram Sang <w.sang@pengutronix.de>
parent cf66ea8e

arch/arm/mach-mxs/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -48,6 +48,7 @@ config MACH_MX28EVK 
	select MXS_HAVE_PLATFORM_FLEXCAN

	select MXS_HAVE_PLATFORM_MXS_MMC

	select MXS_HAVE_PLATFORM_MXSFB

	select MXS_HAVE_PLATFORM_MXS_SAIF

	select MXS_OCOTP

	help

	  Include support for MX28EVK platform. This includes specific

arch/arm/mach-mxs/devices-mx28.h

+3 −0
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@@ -45,3 +45,6 @@ extern const struct mxs_mxs_mmc_data mx28_mxs_mmc_data[] __initconst; 


struct platform_device *__init mx28_add_mxsfb(

		const struct mxsfb_platform_data *pdata);



extern const struct mxs_saif_data mx28_saif_data[] __initconst;

#define mx28_add_saif(id)              mxs_add_saif(&mx28_saif_data[id])

arch/arm/mach-mxs/devices/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -23,3 +23,6 @@ config MXS_HAVE_PLATFORM_MXS_PWM 


config MXS_HAVE_PLATFORM_MXSFB

	bool



config MXS_HAVE_PLATFORM_MXS_SAIF

	bool

arch/arm/mach-mxs/devices/Makefile

+1 −0
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@@ -8,3 +8,4 @@ obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_MMC) += platform-mxs-mmc.o 
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_PWM) += platform-mxs-pwm.o

obj-y += platform-gpio-mxs.o

obj-$(CONFIG_MXS_HAVE_PLATFORM_MXSFB) += platform-mxsfb.o

obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_SAIF) += platform-mxs-saif.o

arch/arm/mach-mxs/devices/platform-mxs-saif.c

0 → 100644
+60 −0
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/*

 * 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)

{

	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), NULL, 0);

}