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 <[email protected]> --- .../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 20bb1d0..d08cf6d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1971,6 +1971,11 @@ S: Maintained F: Documentation/hwmon/asc7621 F: drivers/hwmon/asc7621.c +ASCII LCD DRIVER +M: Paul Burton <[email protected]> +S: Maintained +F: Documentation/devicetree/bindings/ascii-lcd.txt + ASUS NOTEBOOKS AND EEEPC ACPI/WMI EXTRAS DRIVERS M: Corentin Chary <[email protected]> L: [email protected] -- 2.9.2
