[PATCH v4 3/8] dt-bindings: i2c: iproc: make 'interrupts' optional

Ray Jui
2019-02-04T23:16:22Z

In prep for the introduction of polling mode into the driver, update the
binding document to make the 'interrupts' property optional

Signed-off-by: Ray Jui <ray.jui@broadcom.com>
Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
---
.../devicetree/bindings/i2c/brcm,iproc-i2c.txt | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.txt b/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.txt
index 81f982ccca31..d3a3620b1f06 100644
--- a/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.txt
+++ b/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.txt
@@ -9,9 +9,6 @@ Required properties:
Define the base and range of the I/O address space that contain the iProc
I2C controller registers

-- interrupts:
- Should contain the I2C interrupt
-
- clock-frequency:
This is the I2C bus clock. Need to be either 100000 or 400000

@@ -21,6 +18,13 @@ Required properties:
- #size-cells:
Always 0

+Optional properties:
+
+- interrupts:
+ Should contain the I2C interrupt. If unspecified, driver will fall back to
+ polling mode
+
+
Example:
i2c0: i2c@18008000 {
compatible = "brcm,iproc-i2c";
--
2.17.1