[PATCH linux v5 4/4] arm: dts: Add dt-binding to support seven segment display on zaius

[Jaghathiswari Rankappagounder Natarajan]

Add clock, data and clear signal GPIO lines to control seven segment display on
zaius platform.

Signed-off-by: Jaghathiswari Rankappagounder Natarajan <jaghu at google.com>
---
v2:
- Moved the doc file to the same commit as the driver that it describes
-  as suggested by Xo
- Removed abbreviation of names as suggested by Xo
- Corrected mismatch of property names between doc and actual usage
-  as suggested by Xo
- Corrected the gpio designator in the second gpios property as suggested by
-  Xo

v3:
- No changes made

v4:
- Included changelog entry as suggested by Joel

v5:
- No changes made

 arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts b/arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts
index 8ef4ece..ccb8147 100644
--- a/arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts
@@ -43,6 +43,14 @@
 			gpios = <&gpio ASPEED_GPIO(H, 7) GPIO_ACTIVE_LOW>;
 		};
 	};
+
+	seven-seg-disp {
+		compatible = "seven-seg-gpio-dev";
+		refresh-interval-ms = "1000";
+		clock-gpios = <&gpio ASPEED_GPIO(J, 0) GPIO_ACTIVE_HIGH>;
+		data-gpios = <&gpio ASPEED_GPIO(J, 2) GPIO_ACTIVE_HIGH>;
+		clear-gpios = <&gpio ASPEED_GPIO(J, 1) GPIO_ACTIVE_HIGH>;
+	};
 };

 &fmc {
--
2.8.0.rc3.226.g39d4020