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-rw-r--r--Documentation/devicetree/bindings/spi/spi-rspi.txt10
1 files changed, 9 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/spi/spi-rspi.txt b/Documentation/devicetree/bindings/spi/spi-rspi.txt
index d57d82a74054..8f4169f63936 100644
--- a/Documentation/devicetree/bindings/spi/spi-rspi.txt
+++ b/Documentation/devicetree/bindings/spi/spi-rspi.txt
@@ -11,7 +11,10 @@ Required properties:
- "renesas,rspi-sh7757" (SH)
- "renesas,rspi-r7s72100" (RZ/A1H)
- "renesas,qspi-r8a7790" (R-Car H2)
- - "renesas,qspi-r8a7791" (R-Car M2)
+ - "renesas,qspi-r8a7791" (R-Car M2-W)
+ - "renesas,qspi-r8a7792" (R-Car V2H)
+ - "renesas,qspi-r8a7793" (R-Car M2-N)
+ - "renesas,qspi-r8a7794" (R-Car E2)
- reg : Address start and address range size of the device
- interrupts : A list of interrupt-specifiers, one for each entry in
interrupt-names.
@@ -30,6 +33,9 @@ Required properties:
Optional properties:
- clocks : Must contain a reference to the functional clock.
+- dmas : Must contain a list of two references to DMA specifiers,
+ one for transmission, and one for reception.
+- dma-names : Must contain a list of two DMA names, "tx" and "rx".
Pinctrl properties might be needed, too. See
Documentation/devicetree/bindings/pinctrl/renesas,*.
@@ -58,4 +64,6 @@ Examples:
num-cs = <1>;
#address-cells = <1>;
#size-cells = <0>;
+ dmas = <&dmac0 0x17>, <&dmac0 0x18>;
+ dma-names = "tx", "rx";
};