diff mbox

ARM: EXYNOS: Enable 64-bit DMA for EXYNOS5440 if LPAE is enabled

Message ID 109701ce667b$179822e0$46c868a0$%kim@samsung.com (mailing list archive)
State New, archived
Headers show

Commit Message

Kim Kukjin June 11, 2013, 8:10 a.m. UTC 
From: Thomas Abraham <thomas.ab@samsung.com>

Allow 64-bit DMA addresses if LPAE is enabled on EXYNOS5440.

Signed-off-by: Thomas Abraham <thomas.ab@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
---
 arch/arm/mach-exynos/Kconfig |    1 +
 1 file changed, 1 insertion(+)

Comments

Kim Kukjin July 16, 2013, 3:39 a.m. UTC | #1 
Kukjin Kim wrote:
> 
> From: Thomas Abraham <thomas.ab@samsung.com>
> 
> Allow 64-bit DMA addresses if LPAE is enabled on EXYNOS5440.
> 
> Signed-off-by: Thomas Abraham <thomas.ab@samsung.com>
> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
> ---
>  arch/arm/mach-exynos/Kconfig |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
> index e101b14..0f7d308 100644
> --- a/arch/arm/mach-exynos/Kconfig
> +++ b/arch/arm/mach-exynos/Kconfig
> @@ -81,6 +81,7 @@ config SOC_EXYNOS5440
>  	bool "SAMSUNG EXYNOS5440"
>  	default y
>  	depends on ARCH_EXYNOS5
> +	select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE
>  	select ARCH_HAS_OPP
>  	select ARM_ARCH_TIMER
>  	select AUTO_ZRELADDR
> --
> 1.7.10.4

OK, applied into -fixes for 3.11-rc because current SSDK5440 cannot boot
without this.

Thanks,
- Kukjin
diff mbox

Patch

diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index e101b14..0f7d308 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -81,6 +81,7 @@  config SOC_EXYNOS5440
 	bool "SAMSUNG EXYNOS5440"
 	default y
 	depends on ARCH_EXYNOS5
+	select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE
 	select ARCH_HAS_OPP
 	select ARM_ARCH_TIMER
 	select AUTO_ZRELADDR