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linux/arch/mips/bcm63xx/dev-dsp.c
Florian Fainelli 94c58b7f23 MIPS: BCM63XX: Fix platform_devices id
There is only one watchdog and VoIP DSP platform devices per board, use
-1 as the platform_device id accordingly.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/3313/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2012-07-24 16:33:09 +02:00

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 = -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);
}