forked from Minki/linux
57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
|
/*
|
||
|
|
* 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 = 0,
|
||
|
|
.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);
|
||
|
|
}
|