diff options
author | Jonas Gorski <jogo@openwrt.org> | 2013-11-30 15:42:05 +0400 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2014-01-22 23:18:50 +0400 |
commit | 83bb90fa1bb52adc4983ddc8c34ac56f0b0fcc3c (patch) | |
tree | c2ea2a65d9fbe4d8cb3d65f44767cbb29d095d9b /arch/mips/bcm63xx/dev-hsspi.c | |
parent | fd034a1aaebbe3e9d2328526a56d5735a6157a8f (diff) | |
download | linux-83bb90fa1bb52adc4983ddc8c34ac56f0b0fcc3c.tar.xz |
MIPS: BCM63XX: add HSSPI platform device and register it
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6180/
Diffstat (limited to 'arch/mips/bcm63xx/dev-hsspi.c')
-rw-r--r-- | arch/mips/bcm63xx/dev-hsspi.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/mips/bcm63xx/dev-hsspi.c b/arch/mips/bcm63xx/dev-hsspi.c new file mode 100644 index 000000000000..696abc48e3c8 --- /dev/null +++ b/arch/mips/bcm63xx/dev-hsspi.c @@ -0,0 +1,47 @@ +/* + * 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); +} |