diff mbox series

[10/16] ARM: dts: at91: sama5d2: Add DMA bindings for the flx1 I2C function

Message ID 20200514050301.147442-11-tudor.ambarus@microchip.com (mailing list archive)
State Mainlined
Commit 1a6508a2ed9a9a7925c999683eb872cd0ed2a7bd
Headers show
Series ARM: dts: at91: sama5d2: Rework Flexcom definitions | expand

Commit Message

Tudor Ambarus May 14, 2020, 5:03 a.m. UTC 
From: Tudor Ambarus <tudor.ambarus@microchip.com>

Spare boards of duplicating the DMA bindings. Describe the flx1
DMA bindings in the SoC dtsi. Users that don't want to use DMA
for their flexcom functions have to overwrite the flexcom DMA
bindings in their board device tree.

Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
---
 arch/arm/boot/dts/at91-sama5d27_som1_ek.dts | 1 -
 arch/arm/boot/dts/sama5d2.dtsi              | 9 +++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts b/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
index 1aa8b79d618b..0e159f879c15 100644
--- a/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
+++ b/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
@@ -127,7 +127,6 @@ 
 
 				i2c3: i2c@600 {
 					dmas = <0>, <0>;
-					dma-names = "tx", "rx";
 					i2c-analog-filter;
 					i2c-digital-filter;
 					i2c-digital-filter-width-ns = <35>;
diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index 5a0162915ae7..855846c74a32 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -712,6 +712,15 @@ 
 					#address-cells = <1>;
 					#size-cells = <0>;
 					clocks = <&pmc PMC_TYPE_PERIPHERAL 20>;
+					dmas = <&dma0
+						(AT91_XDMAC_DT_MEM_IF(0) |
+						 AT91_XDMAC_DT_PER_IF(1) |
+						 AT91_XDMAC_DT_PERID(13))>,
+					       <&dma0
+						(AT91_XDMAC_DT_MEM_IF(0) |
+						 AT91_XDMAC_DT_PER_IF(1) |
+						 AT91_XDMAC_DT_PERID(14))>;
+					dma-names = "tx", "rx";
 					atmel,fifo-size = <16>;
 					status = "disabled";
 				};