From: Tudor Ambarus Date: Thu, 14 May 2020 05:03:13 +0000 (+0000) Subject: ARM: dts: at91: sama5d2: Add DMA bindings for the flx1 I2C function X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1a6508a2ed9a9a7925c999683eb872cd0ed2a7bd;p=linux.git ARM: dts: at91: sama5d2: Add DMA bindings for the flx1 I2C function 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 Link: https://lore.kernel.org/r/20200514050301.147442-11-tudor.ambarus@microchip.com Signed-off-by: Alexandre Belloni --- diff --git a/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts b/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts index 1aa8b79d618b5..0e159f879c15e 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 5a0162915ae78..855846c74a32b 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"; };