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Diffstat (limited to 'target/linux/omap/patches-3.12/101-ARM-dts-add-AM33XX-SPI-DMA-support.patch')
-rw-r--r--target/linux/omap/patches-3.12/101-ARM-dts-add-AM33XX-SPI-DMA-support.patch37
1 files changed, 37 insertions, 0 deletions
diff --git a/target/linux/omap/patches-3.12/101-ARM-dts-add-AM33XX-SPI-DMA-support.patch b/target/linux/omap/patches-3.12/101-ARM-dts-add-AM33XX-SPI-DMA-support.patch
new file mode 100644
index 0000000000..afce86e4f4
--- /dev/null
+++ b/target/linux/omap/patches-3.12/101-ARM-dts-add-AM33XX-SPI-DMA-support.patch
@@ -0,0 +1,37 @@
+Adds DMA resources to the AM33XX SPI nodes.
+
+Signed-off-by: Matt Porter <mporter@ti.com>
+Signed-off-by: Joel A Fernandes <joelagnel@ti.com>
+
+---
+arch/arm/boot/dts/am33xx.dtsi | 10 ++++++++++
+ 1 file changed, 10 insertions(+)
+
+diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
+index 19a1c1d..9ce85e5 100644
+--- a/arch/arm/boot/dts/am33xx.dtsi
++++ b/arch/arm/boot/dts/am33xx.dtsi
+@@ -335,6 +335,11 @@
+ interrupts = <65>;
+ ti,spi-num-cs = <2>;
+ ti,hwmods = "spi0";
++ dmas = <&edma 16
++ &edma 17
++ &edma 18
++ &edma 19>;
++ dma-names = "tx0", "rx0", "tx1", "rx1";
+ status = "disabled";
+ };
+
+@@ -346,6 +351,11 @@
+ interrupts = <125>;
+ ti,spi-num-cs = <2>;
+ ti,hwmods = "spi1";
++ dmas = <&edma 42
++ &edma 43
++ &edma 44
++ &edma 45>;
++ dma-names = "tx0", "rx0", "tx1", "rx1";
+ status = "disabled";
+ };
+