/* * Broadcom BCM63xx VoIP DSP registration * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. * * Copyright (C) 2009 Florian Fainelli <florian@openwrt.org> */ #include <linux/init.h> #include <linux/kernel.h> #include <linux/platform_device.h> #include <bcm63xx_cpu.h> #include <bcm63xx_dev_dsp.h> #include <bcm63xx_regs.h> #include <bcm63xx_io.h> static struct resource voip_dsp_resources[] = { { .start = -1, /* filled at runtime */ .end = -1, /* filled at runtime */ .flags = IORESOURCE_MEM, }, { .start = -1, /* filled at runtime */ .flags = IORESOURCE_IRQ, }, }; static struct platform_device bcm63xx_voip_dsp_device = { .name = "bcm63xx-voip-dsp", .id = -1, .num_resources = ARRAY_SIZE(voip_dsp_resources), .resource = voip_dsp_resources, }; int __init bcm63xx_dsp_register(const struct bcm63xx_dsp_platform_data *pd) { struct bcm63xx_dsp_platform_data *dpd; u32 val; /* Get the memory window */ val = bcm_mpi_readl(MPI_CSBASE_REG(pd->cs - 1)); val &= MPI_CSBASE_BASE_MASK; voip_dsp_resources[0].start = val; voip_dsp_resources[0].end = val + 0xFFFFFFF; voip_dsp_resources[1].start = pd->ext_irq; /* copy given platform data */ dpd = bcm63xx_voip_dsp_device.dev.platform_data; memcpy(dpd, pd, sizeof (*pd)); return platform_device_register(&bcm63xx_voip_dsp_device); }