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author | Marek Szyprowski <m.szyprowski@samsung.com> | 2012-05-12 06:42:33 +0900 |
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committer | Kukjin Kim <kgene.kim@samsung.com> | 2012-05-12 06:42:33 +0900 |
commit | 18c411b7974f47f84c29507bdf3e0573890c0f0e (patch) | |
tree | 47bd7169b68ba5eb0da67df68a214e62e9bc19f5 /arch/arm | |
parent | 5cf5983423756dad05d679ce6ce1f49cac5ba1ae (diff) | |
download | linux-stable-18c411b7974f47f84c29507bdf3e0573890c0f0e.tar.gz linux-stable-18c411b7974f47f84c29507bdf3e0573890c0f0e.tar.bz2 linux-stable-18c411b7974f47f84c29507bdf3e0573890c0f0e.zip |
ARM: EXYNOS: add platform device for core DRM subsystem
Add platform device for Exynos DRM core. This device is used
for creating DRM user-space device and allocating memory for
display buffers.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/mach-exynos/Kconfig | 5 | ||||
-rw-r--r-- | arch/arm/mach-exynos/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/mach-exynos/dev-drm.c | 29 | ||||
-rw-r--r-- | arch/arm/plat-samsung/include/plat/devs.h | 2 |
4 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index e81c35f936b5..8bc89f27e9da 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -80,6 +80,11 @@ config EXYNOS4_DEV_AHCI help Compile in platform device definitions for AHCI +config EXYNOS_DEV_DRM + bool + help + Compile in platform device definitions for core DRM device + config EXYNOS4_SETUP_FIMD0 bool help diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile index 8631840d1b5e..f67e882b9dab 100644 --- a/arch/arm/mach-exynos/Makefile +++ b/arch/arm/mach-exynos/Makefile @@ -50,6 +50,7 @@ obj-$(CONFIG_MACH_EXYNOS5_DT) += mach-exynos5-dt.o obj-y += dev-uart.o obj-$(CONFIG_ARCH_EXYNOS4) += dev-audio.o obj-$(CONFIG_EXYNOS4_DEV_AHCI) += dev-ahci.o +obj-$(CONFIG_EXYNOS_DEV_DRM) += dev-drm.o obj-$(CONFIG_EXYNOS4_DEV_SYSMMU) += dev-sysmmu.o obj-$(CONFIG_EXYNOS4_DEV_DWMCI) += dev-dwmci.o obj-$(CONFIG_EXYNOS4_DEV_DMA) += dma.o diff --git a/arch/arm/mach-exynos/dev-drm.c b/arch/arm/mach-exynos/dev-drm.c new file mode 100644 index 000000000000..17c9c6ecc2e0 --- /dev/null +++ b/arch/arm/mach-exynos/dev-drm.c @@ -0,0 +1,29 @@ +/* + * linux/arch/arm/mach-exynos/dev-drm.c + * + * Copyright (c) 2012 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * EXYNOS - core DRM device + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/kernel.h> +#include <linux/dma-mapping.h> +#include <linux/platform_device.h> + +#include <plat/devs.h> + +static u64 exynos_drm_dma_mask = DMA_BIT_MASK(32); + +struct platform_device exynos_device_drm = { + .name = "exynos-drm", + .dev = { + .dma_mask = &exynos_drm_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + } +}; diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index 2155d4af62a3..62e6251e4b19 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -135,6 +135,8 @@ extern struct platform_device exynos4_device_pd[]; extern struct platform_device exynos4_device_spdif; extern struct platform_device exynos4_device_sysmmu; +extern struct platform_device exynos_device_drm; + extern struct platform_device samsung_asoc_dma; extern struct platform_device samsung_asoc_idma; extern struct platform_device samsung_device_keypad; |