diff options
| author | Sangbeom Kim <sbkim73@samsung.com> | 2011-07-21 09:12:19 +0400 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2011-07-21 09:12:19 +0400 |
| commit | 2839cc1e7e1f260afc5cf9fb6be5b6c3e9d85fea (patch) | |
| tree | 9e740ff447a93f2d2f73bd45c05e9ff8af139d76 /arch/arm/plat-samsung | |
| parent | b93cb91bd34ad9f9eaba78aeb84bb556f6150d0e (diff) | |
| download | linux-2839cc1e7e1f260afc5cf9fb6be5b6c3e9d85fea.tar.xz | |
ARM: SAMSUNG: Add platform device for idma
Exynos4 and S5PC110(S5PV210) has Internal dma(idma) in AUDSS.
To support idma, register idma platform device.
and Exynos4 and S5PC110 has different IDMA address.
TO handle different IDMA address, register idma platform data
Signed-off-by: Sangbeom Kim <sbkim73@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/plat-samsung')
| -rw-r--r-- | arch/arm/plat-samsung/dev-asocdma.c | 10 | ||||
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/audio.h | 1 | ||||
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/devs.h | 1 |
3 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/dev-asocdma.c b/arch/arm/plat-samsung/dev-asocdma.c index a068c4f42d56..97e35d3c064d 100644 --- a/arch/arm/plat-samsung/dev-asocdma.c +++ b/arch/arm/plat-samsung/dev-asocdma.c @@ -23,3 +23,13 @@ struct platform_device samsung_asoc_dma = { } }; EXPORT_SYMBOL(samsung_asoc_dma); + +struct platform_device samsung_asoc_idma = { + .name = "samsung-idma", + .id = -1, + .dev = { + .dma_mask = &audio_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + } +}; +EXPORT_SYMBOL(samsung_asoc_idma); diff --git a/arch/arm/plat-samsung/include/plat/audio.h b/arch/arm/plat-samsung/include/plat/audio.h index a0826ed2f9fe..aa9875f77c40 100644 --- a/arch/arm/plat-samsung/include/plat/audio.h +++ b/arch/arm/plat-samsung/include/plat/audio.h @@ -44,6 +44,7 @@ struct samsung_i2s { * Also corresponds to clocks of I2SMOD[10] */ const char **src_clk; + dma_addr_t idma_addr; }; /** diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index 29fa1cf9c6f8..540969047a7b 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -40,6 +40,7 @@ extern struct platform_device s3c64xx_device_spi0; extern struct platform_device s3c64xx_device_spi1; extern struct platform_device samsung_asoc_dma; +extern struct platform_device samsung_asoc_idma; extern struct platform_device s3c64xx_device_pcm0; extern struct platform_device s3c64xx_device_pcm1; |