[PATCH] dt-bindings: media: adv748x: Document secondary addresses

From: Kieran Bingham
Date: Wed Aug 08 2018 - 13:31:37 EST


The ADV748x supports configurable slave addresses for its I2C pages.
Document the page names, and example for setting each of the pages
excplicitly.

Signed-off-by: Kieran Bingham <kieran.bingham@xxxxxxxxxxxxxxxx>
---
.../devicetree/bindings/media/i2c/adv748x.txt | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/media/i2c/adv748x.txt b/Documentation/devicetree/bindings/media/i2c/adv748x.txt
index 21ffb5ed8183..9515d8ad0e31 100644
--- a/Documentation/devicetree/bindings/media/i2c/adv748x.txt
+++ b/Documentation/devicetree/bindings/media/i2c/adv748x.txt
@@ -18,6 +18,11 @@ Optional Properties:
"intrq3". All interrupts are optional. The "intrq3" interrupt
is only available on the adv7481
- interrupts: Specify the interrupt lines for the ADV748x
+ - reg-names : Names of maps with programmable addresses.
+ It can contain any map needed a non-default address.
+ Possible map names are:
+ "main", "dpll", "cp", "hdmi", "edid", "repeater",
+ "infoframe", "cbus", "cec", "sdp", "txa", "txb"

The device node must contain one 'port' child node per device input and output
port, in accordance with the video interface bindings defined in
@@ -47,7 +52,10 @@ Example:

video-receiver@70 {
compatible = "adi,adv7482";
- reg = <0x70>;
+ reg = <0x70 0x71 0x72 0x73 0x74 0x75
+ 0x60 0x61 0x62 0x63 0x64 0x65>;
+ reg-names = "main", "dpll", "cp", "hdmi", "edid", "repeater",
+ "infoframe", "cbus", "cec", "sdp", "txa", "txb";

#address-cells = <1>;
#size-cells = <0>;
--
2.17.1