[PATCH v2 16/19] dt-bindings: img-ascii-lcd: Document a binding for simple ASCII LCDs
From: Paul Burton <hidden>
Date: 2016-08-26 14:22:44
Also in:
linux-devicetree, lkml
Subsystem:
auxiliary display drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Andy Shevchenko, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add documentation for a devicetree binding for the simple ASCII LCD displays found on development boards such as the MIPS Boston, MIPS Malta & MIPS SEAD3 from Imagination Technologies. Signed-off-by: Paul Burton <redacted> --- Changes in v2: - Fix filename & path in MAINTAINERS .../devicetree/bindings/auxdisplay/img-ascii-lcd.txt | 17 +++++++++++++++++ MAINTAINERS | 5 +++++ 2 files changed, 22 insertions(+) create mode 100644 Documentation/devicetree/bindings/auxdisplay/img-ascii-lcd.txt
diff --git a/Documentation/devicetree/bindings/auxdisplay/img-ascii-lcd.txt b/Documentation/devicetree/bindings/auxdisplay/img-ascii-lcd.txt
new file mode 100644
index 0000000..b69bb68
--- /dev/null
+++ b/Documentation/devicetree/bindings/auxdisplay/img-ascii-lcd.txt@@ -0,0 +1,17 @@ +Binding for ASCII LCD displays on Imagination Technologies boards + +Required properties: +- compatible : should be one of: + "img,boston-lcd" + "mti,malta-lcd" + "mti,sead3-lcd" + +Required properties for "img,boston-lcd": +- reg : memory region locating the device registers + +Required properties for "mti,malta-lcd" or "mti,sead3-lcd": +- regmap: phandle of the system controller containing the LCD registers +- offset: offset in bytes to the LCD registers within the system controller + +The layout of the registers & properties of the display are determined +from the compatible string, making this binding somewhat trivial.
diff --git a/MAINTAINERS b/MAINTAINERS
index 0bbe4b1..f7a68b1 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS@@ -5953,6 +5953,11 @@ M: Stanislaw Gruszka <stf_xl@wp.pl> S: Maintained F: drivers/usb/atm/ueagle-atm.c +IMGTEC ASCII LCD DRIVER +M: Paul Burton <paul.burton@imgtec.com> +S: Maintained +F: Documentation/devicetree/bindings/auxdisplay/img-ascii-lcd.txt + INA209 HARDWARE MONITOR DRIVER M: Guenter Roeck <linux@roeck-us.net> L: linux-hwmon@vger.kernel.org
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2.9.3