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[PATCHv2,17/31] ARM: dts: r8a7791: Reference both DMA controllers in SDHI nodes

Message ID 1458045728-4758-18-git-send-email-niklas.soderlund+renesas@ragnatech.se (mailing list archive)
State Superseded
Commit e1f387ce17c7a04dbe7623699b5b1e35bb9fb3a8
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/r8a7791.dtsi | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)
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Patch

diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index 9acecdf..145c5aa 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -568,8 +568,9 @@ 
 		reg = <0 0xee100000 0 0x328>;
 		interrupts = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7791_CLK_SDHI0>;
-		dmas = <&dmac1 0xcd>, <&dmac1 0xce>;
-		dma-names = "tx", "rx";
+		dmas = <&dmac1 0xcd>, <&dmac1 0xce>,
+		       <&dmac0 0xcd>, <&dmac0 0xce>;
+		dma-names = "tx", "rx", "tx", "rx";
 		power-domains = <&cpg_clocks>;
 		status = "disabled";
 	};
@@ -579,8 +580,9 @@ 
 		reg = <0 0xee140000 0 0x100>;
 		interrupts = <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7791_CLK_SDHI1>;
-		dmas = <&dmac1 0xc1>, <&dmac1 0xc2>;
-		dma-names = "tx", "rx";
+		dmas = <&dmac1 0xc1>, <&dmac1 0xc2>,
+		       <&dmac0 0xc1>, <&dmac0 0xc2>;
+		dma-names = "tx", "rx", "tx", "rx";
 		power-domains = <&cpg_clocks>;
 		status = "disabled";
 	};
@@ -590,8 +592,9 @@ 
 		reg = <0 0xee160000 0 0x100>;
 		interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7791_CLK_SDHI2>;
-		dmas = <&dmac1 0xd3>, <&dmac1 0xd4>;
-		dma-names = "tx", "rx";
+		dmas = <&dmac1 0xd3>, <&dmac1 0xd4>,
+		       <&dmac0 0xd3>, <&dmac0 0xd4>;
+		dma-names = "tx", "rx", "tx", "rx";
 		power-domains = <&cpg_clocks>;
 		status = "disabled";
 	};