On 07.09.2022 12:20, Hari Prasath wrote:
> Add dma bindings for flexcom nodes in the soc dtsi file. Users those who
> don't wish to use the DMA function for their flexcom functions can
> overwrite the dma bindings in the board device tree file.
>
> Signed-off-by: Manikandan M <manikandan.m@xxxxxxxxxxxxx>
> Signed-off-by: Hari Prasath <Hari.PrasathGE@xxxxxxxxxxxxx>
As you are the author, your sob tag should be first.
> ---
> arch/arm/boot/dts/at91-sam9x60ek.dts | 3 +++
> arch/arm/boot/dts/sam9x60.dtsi | 27 +++++++++++++++++++++++++++
> 2 files changed, 30 insertions(+)
>
> diff --git a/arch/arm/boot/dts/at91-sam9x60ek.dts b/arch/arm/boot/dts/at91-sam9x60ek.dts
> index 9d9e50c77794..9ad528e1bdd2 100644
> --- a/arch/arm/boot/dts/at91-sam9x60ek.dts
> +++ b/arch/arm/boot/dts/at91-sam9x60ek.dts
> @@ -213,6 +213,7 @@
> i2c0: i2c@600 {
> #address-cells = <1>;
> #size-cells = <0>;
> + dmas = <0>, <0>;
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_flx0_default>;
> i2c-analog-filter;
> @@ -234,6 +235,7 @@
> status = "disabled";
>
> spi4: spi@400 {
> + dmas = <0>, <0>;
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_flx4_default>;
> status = "disabled";
> @@ -258,6 +260,7 @@
> i2c6: i2c@600 {
> #address-cells = <1>;
> #size-cells = <0>;
> + dmas = <0>, <0>;
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_flx6_default>;
> i2c-analog-filter;
> diff --git a/arch/arm/boot/dts/sam9x60.dtsi b/arch/arm/boot/dts/sam9x60.dtsi
> index 224b406c8384..feeabc53e0ec 100644
> --- a/arch/arm/boot/dts/sam9x60.dtsi
> +++ b/arch/arm/boot/dts/sam9x60.dtsi
> @@ -176,6 +176,15 @@
> interrupts = <13 IRQ_TYPE_LEVEL_HIGH 7>;
> clocks = <&pmc PMC_TYPE_PERIPHERAL 13>;
> clock-names = "spi_clk";
> + dmas = <&dma0
> + (AT91_XDMAC_DT_MEM_IF(0) |
> + AT91_XDMAC_DT_PER_IF(1) |
> + AT91_XDMAC_DT_PERID(8))>,
> + <&dma0
> + (AT91_XDMAC_DT_MEM_IF(0) |
> + AT91_XDMAC_DT_PER_IF(1) |
> + AT91_XDMAC_DT_PERID(9))>;
> + dma-names = "tx", "rx";
> atmel,fifo-size = <16>;
> status = "disabled";
> };
> @@ -415,6 +424,15 @@
> reg = <0x600 0x200>;
> interrupts = <9 IRQ_TYPE_LEVEL_HIGH 7>;
> clocks = <&pmc PMC_TYPE_PERIPHERAL 9>;
> + dmas = <&dma0
> + (AT91_XDMAC_DT_MEM_IF(0) |
> + AT91_XDMAC_DT_PER_IF(1) |
> + AT91_XDMAC_DT_PERID(12))>,
> + <&dma0
> + (AT91_XDMAC_DT_MEM_IF(0) |
> + AT91_XDMAC_DT_PER_IF(1) |
> + AT91_XDMAC_DT_PERID(13))>;
> + dma-names = "tx", "rx";
> atmel,fifo-size = <16>;
> status = "disabled";
> };
> @@ -454,6 +472,15 @@
> #address-cells = <1>;
> #size-cells = <0>;
> clocks = <&pmc PMC_TYPE_PERIPHERAL 5>;
> + dmas = <&dma0
> + (AT91_XDMAC_DT_MEM_IF(0) |
> + AT91_XDMAC_DT_PER_IF(1) |
> + AT91_XDMAC_DT_PERID(0))>,
> + <&dma0
> + (AT91_XDMAC_DT_MEM_IF(0) |
> + AT91_XDMAC_DT_PER_IF(1) |
> + AT91_XDMAC_DT_PERID(1))>;
> + dma-names = "tx", "rx";
> atmel,fifo-size = <16>;
> status = "disabled";
> };
