diff mbox

[PATCHv2,02/31] ARM: dts: r8a7790: Reference both DMA controllers in SCIFB nodes

Message ID 1458045728-4758-3-git-send-email-niklas.soderlund+renesas@ragnatech.se (mailing list archive)
State Superseded
Commit 32f5241bcb0f946d6c4a9c6a7f5017d755fb2638
Headers show

Commit Message

Niklas Söderlund March 15, 2016, 12:41 p.m. UTC 
R-Car Gen2 have two DMA controllers, which are equivalent. Add
references to both dmac0 and dmac1 so the driver can fallback to the
later if the first one is unavailable.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 arch/arm/boot/dts/r8a7790.dtsi | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)
diff mbox

Patch

diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
index 7d9ff0b..13e8817 100644
--- a/arch/arm/boot/dts/r8a7790.dtsi
+++ b/arch/arm/boot/dts/r8a7790.dtsi
@@ -675,8 +675,9 @@ 
 		interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp2_clks R8A7790_CLK_SCIFB0>;
 		clock-names = "fck";
-		dmas = <&dmac0 0x3d>, <&dmac0 0x3e>;
-		dma-names = "tx", "rx";
+		dmas = <&dmac0 0x3d>, <&dmac0 0x3e>,
+		       <&dmac1 0x3d>, <&dmac1 0x3e>;
+		dma-names = "tx", "rx", "tx", "rx";
 		power-domains = <&cpg_clocks>;
 		status = "disabled";
 	};
@@ -688,8 +689,9 @@ 
 		interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp2_clks R8A7790_CLK_SCIFB1>;
 		clock-names = "fck";
-		dmas = <&dmac0 0x19>, <&dmac0 0x1a>;
-		dma-names = "tx", "rx";
+		dmas = <&dmac0 0x19>, <&dmac0 0x1a>,
+		       <&dmac1 0x19>, <&dmac1 0x1a>;
+		dma-names = "tx", "rx", "tx", "rx";
 		power-domains = <&cpg_clocks>;
 		status = "disabled";
 	};
@@ -701,8 +703,9 @@ 
 		interrupts = <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp2_clks R8A7790_CLK_SCIFB2>;
 		clock-names = "fck";
-		dmas = <&dmac0 0x1d>, <&dmac0 0x1e>;
-		dma-names = "tx", "rx";
+		dmas = <&dmac0 0x1d>, <&dmac0 0x1e>,
+		       <&dmac1 0x1d>, <&dmac1 0x1e>;
+		dma-names = "tx", "rx", "tx", "rx";
 		power-domains = <&cpg_clocks>;
 		status = "disabled";
 	};