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/*
* spidev platform data initilization file
*
* (C) Copyright 2014, 2016 Intel Corporation
* Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
* Dan O'Donovan <dan@emutex.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; version 2
* of the License.
*/
#include <linux/init.h>
#include <linux/sfi.h>
#include <linux/spi/pxa2xx_spi.h>
#include <linux/spi/spi.h>
#include <asm/intel-mid.h>
#define MRFLD_SPI_DEFAULT_DMA_BURST 8
#define MRFLD_SPI_DEFAULT_TIMEOUT 500
/* GPIO pin for spidev chipselect */
#define MRFLD_SPIDEV_GPIO_CS 111
static struct pxa2xx_spi_chip spidev_spi_chip = {
.dma_burst_size = MRFLD_SPI_DEFAULT_DMA_BURST,
.timeout = MRFLD_SPI_DEFAULT_TIMEOUT,
.gpio_cs = MRFLD_SPIDEV_GPIO_CS,
};
static void __init *spidev_platform_data(void *info)
{
struct spi_board_info *spi_info = info;
spi_info->mode = SPI_MODE_0;
spi_info->controller_data = &spidev_spi_chip;
return NULL;
}
static const struct devs_id spidev_dev_id __initconst = {
.name = "spidev",
.type = SFI_DEV_TYPE_SPI,
.delay = 0,
.get_platform_data = &spidev_platform_data,
};
sfi_device(spidev_dev_id);
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