From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Burton Subject: [PATCH 17/20] dt-bindings: img-ascii-lcd: Document a binding for simple ASCII LCDs Date: Tue, 9 Aug 2016 13:35:42 +0100 Message-ID: <20160809123546.10190-18-paul.burton@imgtec.com> References: <20160809123546.10190-1-paul.burton@imgtec.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <20160809123546.10190-1-paul.burton@imgtec.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-mips@linux-mips.org, Ralf Baechle Cc: Paul Burton , Mauro Carvalho Chehab , devicetree@vger.kernel.org, Guenter Roeck , linux-kernel@vger.kernel.org, "David S. Miller" , Greg Kroah-Hartman , Rob Herring , Geert Uytterhoeven , Mark Rutland , Andrew Morton List-Id: devicetree@vger.kernel.org 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 --- .../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 +S: Maintained +F: Documentation/devicetree/bindings/ascii-lcd.txt + ASUS NOTEBOOKS AND EEEPC ACPI/WMI EXTRAS DRIVERS M: Corentin Chary L: acpi4asus-user@lists.sourceforge.net -- 2.9.2