/* * 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; }