diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-10 01:45:51 +0400 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-03-07 15:32:21 +0400 |
| commit | 7931d92f4f38100061cf6b8a9737967057f94871 (patch) | |
| tree | c3b35defa6baf2a21b40ec478663bb89f4e9b073 /arch/arm/mach-sa1100 | |
| parent | 6365bead25efc84a4cf4aa9b0a7638f8a970cdff (diff) | |
| download | linux-7931d92f4f38100061cf6b8a9737967057f94871.tar.xz | |
ARM: sa11x0: add SA-11x0 DMA device
Add sa11x0 DMA platform device and resources to the list of
generic platform devices for SA11x0 machines.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-sa1100')
| -rw-r--r-- | arch/arm/mach-sa1100/generic.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index bb10ee2cb89f..52ea6229818f 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -14,6 +14,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/delay.h> +#include <linux/dma-mapping.h> #include <linux/pm.h> #include <linux/cpufreq.h> #include <linux/ioport.h> @@ -350,6 +351,29 @@ static struct platform_device sa11x0rtc_device = { .id = -1, }; +static struct resource sa11x0dma_resources[] = { + DEFINE_RES_MEM(__PREG(DDAR(0)), 6 * DMASp), + DEFINE_RES_IRQ(IRQ_DMA0), + DEFINE_RES_IRQ(IRQ_DMA1), + DEFINE_RES_IRQ(IRQ_DMA2), + DEFINE_RES_IRQ(IRQ_DMA3), + DEFINE_RES_IRQ(IRQ_DMA4), + DEFINE_RES_IRQ(IRQ_DMA5), +}; + +static u64 sa11x0dma_dma_mask = DMA_BIT_MASK(32); + +static struct platform_device sa11x0dma_device = { + .name = "sa11x0-dma", + .id = -1, + .dev = { + .dma_mask = &sa11x0dma_dma_mask, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(sa11x0dma_resources), + .resource = sa11x0dma_resources, +}; + static struct platform_device *sa11x0_devices[] __initdata = { &sa11x0udc_device, &sa11x0uart1_device, @@ -358,6 +382,7 @@ static struct platform_device *sa11x0_devices[] __initdata = { &sa11x0pcmcia_device, &sa11x0fb_device, &sa11x0rtc_device, + &sa11x0dma_device, }; static int __init sa1100_init(void) |