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[PATCHv2,07/31] ARM: dts: r8a7790: Reference both DMA controllers in IIC nodes

Message ID 1458045728-4758-8-git-send-email-niklas.soderlund+renesas@ragnatech.se (mailing list archive)
State Superseded
Commit b7e0872f18049766855d7f99b0c86a1941850bb1
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 | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)
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Patch

diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
index a80791a..cfa91f0 100644
--- a/arch/arm/boot/dts/r8a7790.dtsi
+++ b/arch/arm/boot/dts/r8a7790.dtsi
@@ -506,8 +506,9 @@ 
 		reg = <0 0xe6500000 0 0x425>;
 		interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7790_CLK_IIC0>;
-		dmas = <&dmac0 0x61>, <&dmac0 0x62>;
-		dma-names = "tx", "rx";
+		dmas = <&dmac0 0x61>, <&dmac0 0x62>,
+		       <&dmac1 0x61>, <&dmac1 0x62>;
+		dma-names = "tx", "rx", "tx", "rx";
 		power-domains = <&cpg_clocks>;
 		status = "disabled";
 	};
@@ -519,8 +520,9 @@ 
 		reg = <0 0xe6510000 0 0x425>;
 		interrupts = <GIC_SPI 175 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7790_CLK_IIC1>;
-		dmas = <&dmac0 0x65>, <&dmac0 0x66>;
-		dma-names = "tx", "rx";
+		dmas = <&dmac0 0x65>, <&dmac0 0x66>,
+		       <&dmac1 0x65>, <&dmac1 0x66>;
+		dma-names = "tx", "rx", "tx", "rx";
 		power-domains = <&cpg_clocks>;
 		status = "disabled";
 	};
@@ -532,8 +534,9 @@ 
 		reg = <0 0xe6520000 0 0x425>;
 		interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7790_CLK_IIC2>;
-		dmas = <&dmac0 0x69>, <&dmac0 0x6a>;
-		dma-names = "tx", "rx";
+		dmas = <&dmac0 0x69>, <&dmac0 0x6a>,
+		       <&dmac1 0x69>, <&dmac1 0x6a>;
+		dma-names = "tx", "rx", "tx", "rx";
 		power-domains = <&cpg_clocks>;
 		status = "disabled";
 	};
@@ -545,8 +548,9 @@ 
 		reg = <0 0xe60b0000 0 0x425>;
 		interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp9_clks R8A7790_CLK_IICDVFS>;
-		dmas = <&dmac0 0x77>, <&dmac0 0x78>;
-		dma-names = "tx", "rx";
+		dmas = <&dmac0 0x77>, <&dmac0 0x78>,
+		       <&dmac1 0x77>, <&dmac1 0x78>;
+		dma-names = "tx", "rx", "tx", "rx";
 		power-domains = <&cpg_clocks>;
 		status = "disabled";
 	};