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/*
* Copyright (c) 2014 Broadcom Corporation
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <linux/init.h>
#include <linux/of.h>
#include <linux/of_irq.h>
#include <linux/mmc/card.h>
#include <linux/platform_data/brcmfmac-sdio.h>
#include <linux/mmc/sdio_func.h>
#include <defs.h>
#include "dhd_dbg.h"
#include "sdio_host.h"
void brcmf_of_probe(struct brcmf_sdio_dev *sdiodev)
{
struct device *dev = sdiodev->dev;
struct device_node *np = dev->of_node;
int irq;
u32 irqf;
u32 val;
if (!np || !of_device_is_compatible(np, "brcm,bcm4329-fmac"))
return;
sdiodev->pdata = devm_kzalloc(dev, sizeof(*sdiodev->pdata), GFP_KERNEL);
if (!sdiodev->pdata)
return;
irq = irq_of_parse_and_map(np, 0);
if (!irq) {
brcmf_err("interrupt could not be mapped\n");
devm_kfree(dev, sdiodev->pdata);
return;
}
irqf = irqd_get_trigger_type(irq_get_irq_data(irq));
sdiodev->pdata->oob_irq_supported = true;
sdiodev->pdata->oob_irq_nr = irq;
sdiodev->pdata->oob_irq_flags = irqf;
if (of_property_read_u32(np, "brcm,drive-strength", &val) == 0)
sdiodev->pdata->drive_strength = val;
}
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