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ARM: dts: at91: sam9x60: Add DMA bindings for the flexcom nodes

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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 Muralidharan <manikandan.m@microchip.com>
[durai.manickamkr@microchip.com: fixed code indentation and updated commit log]
Signed-off-by: Durai Manickam KR <durai.manickamkr@microchip.com>
Reviewed-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20230207110651.197268-6-durai.manickamkr@microchip.com
This commit is contained in:
Manikandan Muralidharan
2023-02-07 16:36:48 +05:30
committed by Claudiu Beznea
parent bfbde8f751
commit 4be5375b3c
2 changed files with 30 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
arch/arm/boot/dts/at91-sam9x60ek.dts
+3
View File
@@ -209,6 +209,7 @@
i2c0: i2c@600 {
#address-cells = <1>;
#size-cells = <0>;
dmas = <0>, <0>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_flx0_default>;
i2c-analog-filter;
@@ -230,6 +231,7 @@
status = "disabled";
spi4: spi@400 {
dmas = <0>, <0>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_flx4_default>;
status = "disabled";
@@ -254,6 +256,7 @@
i2c6: i2c@600 {
#address-cells = <1>;
#size-cells = <0>;
dmas = <0>, <0>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_flx6_default>;
i2c-analog-filter;
arch/arm/boot/dts/sam9x60.dtsi
+27
View File
@@ -177,6 +177,15 @@
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";
};
@@ -417,6 +426,15 @@
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";
};
@@ -456,6 +474,15 @@
reg = <0x600 0x200>;
interrupts = <5 IRQ_TYPE_LEVEL_HIGH 7>;
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";
};