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-rw-r--r--recipes-kernel/linux/linux-at91-4.9.87/mtrv1/linux-4.9-mtrv1-device-tree.patch18
1 files changed, 14 insertions, 4 deletions
diff --git a/recipes-kernel/linux/linux-at91-4.9.87/mtrv1/linux-4.9-mtrv1-device-tree.patch b/recipes-kernel/linux/linux-at91-4.9.87/mtrv1/linux-4.9-mtrv1-device-tree.patch
index aceff84..e84e6ff 100644
--- a/recipes-kernel/linux/linux-at91-4.9.87/mtrv1/linux-4.9-mtrv1-device-tree.patch
+++ b/recipes-kernel/linux/linux-at91-4.9.87/mtrv1/linux-4.9-mtrv1-device-tree.patch
@@ -1,7 +1,7 @@
-diff -Naru linux-4.9.87.orig/arch/arm/boot/dts/mtrv1.dts linux-4.9.87/arch/arm/boot/dts/mtrv1.dts
---- linux-4.9.87.orig/arch/arm/boot/dts/mtrv1.dts 1969-12-31 18:00:00.000000000 -0600
-+++ linux-4.9.87/arch/arm/boot/dts/mtrv1.dts 2021-08-24 10:07:06.962905202 -0500
-@@ -0,0 +1,286 @@
+diff -Naru orig/arch/arm/boot/dts/mtrv1.dts new/arch/arm/boot/dts/mtrv1.dts
+--- orig/arch/arm/boot/dts/mtrv1.dts 1969-12-31 18:00:00.000000000 -0600
++++ new/arch/arm/boot/dts/mtrv1.dts 2021-09-10 09:30:24.760466509 -0500
+@@ -0,0 +1,296 @@
+/*
+ * DTS file for Multi-Tech Systems MTRv1 Hardware
+ *
@@ -283,10 +283,20 @@ diff -Naru linux-4.9.87.orig/arch/arm/boot/dts/mtrv1.dts linux-4.9.87/arch/arm/b
+
+&uart0 {
+ status = "okay";
++ atmel,use-dma-rx;
++ atmel,use-dma-tx;
++ dmas = <&dma0 1 AT91_DMA_CFG_PER_ID(11)>,
++ <&dma0 1 (AT91_DMA_CFG_PER_ID(12) | AT91_DMA_CFG_FIFOCFG_ASAP)>;
++ dma-names = "tx", "rx";
+};
+
+&usart3 {
+ status = "okay";
++ atmel,use-dma-rx;
++ atmel,use-dma-tx;
++ dmas = <&dma0 1 AT91_DMA_CFG_PER_ID(14)>,
++ <&dma0 1 (AT91_DMA_CFG_PER_ID(15) | AT91_DMA_CFG_FIFOCFG_ASAP)>;
++ dma-names = "tx", "rx";
+};
diff -Naru linux-4.9.87.orig/arch/arm/boot/dts/at91sam9x5cm.dtsi linux-4.9.87/arch/arm/boot/dts/at91sam9x5cm.dtsi