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MIPS: BCM63XX: add HSSPI platform device and register it

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Signed-off-by: Jonas Gorski <jogo@openwrt.org>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6180/
This commit is contained in:
Jonas Gorski
2013-11-30 12:42:05 +01:00
committed by Ralf Baechle
parent fd034a1aae
commit 83bb90fa1b
4 changed files with 60 additions and 2 deletions
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47
arch/mips/bcm63xx/dev-hsspi.c Normal file
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/*
* 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) 2012 Jonas Gorski <jonas.gorski@gmail.com>
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <bcm63xx_cpu.h>
#include <bcm63xx_dev_hsspi.h>
#include <bcm63xx_regs.h>
static struct resource spi_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_hsspi_device = {
.name = "bcm63xx-hsspi",
.id = 0,
.num_resources = ARRAY_SIZE(spi_resources),
.resource = spi_resources,
};
int __init bcm63xx_hsspi_register(void)
{
if (!BCMCPU_IS_6328() && !BCMCPU_IS_6362())
return -ENODEV;
spi_resources[0].start = bcm63xx_regset_address(RSET_HSSPI);
spi_resources[0].end = spi_resources[0].start;
spi_resources[0].end += RSET_HSSPI_SIZE - 1;
spi_resources[1].start = bcm63xx_get_irq_number(IRQ_HSSPI);
return platform_device_register(&bcm63xx_hsspi_device);
}