From 929358fa7c48c7299e5060c2aef8fccd1c5f6bac Mon Sep 17 00:00:00 2001 From: Mike Nicholson Date: Fri, 15 Feb 2019 17:46:10 -0600 Subject: Add DMA to dbgu (not on uart0) --- .../linux/linux-at91-4.9.87/mtr/linux-4.9-mtr-device-tree.patch | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/recipes-kernel/linux/linux-at91-4.9.87/mtr/linux-4.9-mtr-device-tree.patch b/recipes-kernel/linux/linux-at91-4.9.87/mtr/linux-4.9-mtr-device-tree.patch index 5f00e52..95e3941 100644 --- a/recipes-kernel/linux/linux-at91-4.9.87/mtr/linux-4.9-mtr-device-tree.patch +++ b/recipes-kernel/linux/linux-at91-4.9.87/mtr/linux-4.9-mtr-device-tree.patch @@ -1,7 +1,7 @@ diff -Naru linux-4.9.87.orig/arch/arm/boot/dts/mtr.dts linux-4.9.87/arch/arm/boot/dts/mtr.dts --- linux-4.9.87.orig/arch/arm/boot/dts/mtr.dts 1969-12-31 18:00:00.000000000 -0600 +++ linux-4.9.87/arch/arm/boot/dts/mtr.dts 2019-01-03 15:17:51.799576663 -0600 -@@ -0,0 +1,281 @@ +@@ -0,0 +1,283 @@ +/* + * DTS file for Multi-Tech Systems mtr Hardware + * @@ -134,6 +134,8 @@ diff -Naru linux-4.9.87.orig/arch/arm/boot/dts/mtr.dts linux-4.9.87/arch/arm/boo + + dbgu: serial@fffff200 { + status = "okay"; ++ atmel,use-dma-rx; ++ atmel,use-dma-tx; + }; + + spi@f0000000 { -- cgit v1.2.3