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[v1,4/4] ARM: dts: stm32: Add DMAMUX support on STM32MP157C

Message ID 1524215681-14555-5-git-send-email-pierre-yves.mordret@st.com (mailing list archive)
State New, archived
Headers show

Commit Message

Pierre Yves MORDRET April 20, 2018, 9:14 a.m. UTC 
Activate DMAMUX for STM32MP157C

Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
---
  Version history:
     v1:
        * Initial
---
---
 arch/arm/boot/dts/stm32mp157c.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index 3c0ca6c..da4c39e 100644
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi
@@ -174,6 +174,7 @@ 
 			clocks = <&rcc DMA1>;
 			#dma-cells = <4>;
 			st,mem2mem;
+			dma-requests = <8>;
 		};
 
 		dma2: dma@48001000 {
@@ -190,6 +191,17 @@ 
 			clocks = <&rcc DMA2>;
 			#dma-cells = <4>;
 			st,mem2mem;
+			dma-requests = <8>;
+		};
+
+		dmamux1: dma-router@48002000 {
+			compatible = "st,stm32h7-dmamux";
+			reg = <0x48002000 0x1c>;
+			#dma-cells = <3>;
+			dma-requests = <128>;
+			dma-masters = <&dma1 &dma2>;
+			dma-channels = <16>;
+			clocks = <&rcc DMAMUX>;
 		};
 
 		rcc: rcc@50000000 {