diff options
| author | Marek Szyprowski | 2015-11-16 15:36:54 +0100 |
|---|---|---|
| committer | Krzysztof Kozlowski | 2015-12-29 09:07:43 +0900 |
| commit | e8d761b85e37bac136dc14e70bf871fd5fbf4443 (patch) | |
| tree | f80bee7b1bb702c4be2584ccf3ade8170f8f43a2 /arch/arm/boot | |
| parent | 997a2ec0a4297c5c4c14e1b1a9b01e04a0273ba6 (diff) | |
ARM: dts: exynos4210-universal_c210: Disable DMA for UARTs
PDMA for UART devices seems not to be working properly on Exynos 4210
revision 0 used in Universal C210 boards, so disable it to let one to
use UART devices (driver defaults to PIO mode if DMA is not present).
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Diffstat (limited to 'arch/arm/boot')
| -rw-r--r-- | arch/arm/boot/dts/exynos4210-universal_c210.dts | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos4210-universal_c210.dts b/arch/arm/boot/dts/exynos4210-universal_c210.dts index 81b7ec7b3e31..4f5d37920c8d 100644 --- a/arch/arm/boot/dts/exynos4210-universal_c210.dts +++ b/arch/arm/boot/dts/exynos4210-universal_c210.dts @@ -560,16 +560,24 @@ &serial_0 { status = "okay"; + /delete-property/dmas; + /delete-property/dma-names; }; &serial_1 { status = "okay"; + /delete-property/dmas; + /delete-property/dma-names; }; &serial_2 { status = "okay"; + /delete-property/dmas; + /delete-property/dma-names; }; &serial_3 { status = "okay"; + /delete-property/dmas; + /delete-property/dma-names; }; |