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-rw-r--r--Documentation/devicetree/bindings/i2c/i2c-sh_mobile.txt14
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/i2c/i2c-sh_mobile.txt b/Documentation/devicetree/bindings/i2c/i2c-sh_mobile.txt
index d2153ce36fa8..2bfc6e7ed094 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-sh_mobile.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-sh_mobile.txt
@@ -2,6 +2,15 @@ Device tree configuration for Renesas IIC (sh_mobile) driver
Required properties:
- compatible : "renesas,iic-<soctype>". "renesas,rmobile-iic" as fallback
+ Examples with soctypes are:
+ - "renesas,iic-r8a73a4" (R-Mobile APE6)
+ - "renesas,iic-r8a7740" (R-Mobile A1)
+ - "renesas,iic-r8a7790" (R-Car H2)
+ - "renesas,iic-r8a7791" (R-Car M2-W)
+ - "renesas,iic-r8a7792" (R-Car V2H)
+ - "renesas,iic-r8a7793" (R-Car M2-N)
+ - "renesas,iic-r8a7794" (R-Car E2)
+ - "renesas,iic-sh73a0" (SH-Mobile AG5)
- reg : address start and address range size of device
- interrupts : interrupt of device
- clocks : clock for device
@@ -10,6 +19,11 @@ Required properties:
Optional properties:
- clock-frequency : frequency of bus clock in Hz. Default 100kHz if unset.
+- 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 there.