From 8ef3ff2723f8cbaec4fee3c7fa807bf8d6ccd2e5 Mon Sep 17 00:00:00 2001 From: Paul Burton <paul.burton@imgtec.com> Date: Fri, 26 Aug 2016 15:17:48 +0100 Subject: [PATCH] dt-bindings: img-ascii-lcd: Document a binding for simple ASCII LCDs 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 <paul.burton@imgtec.com> Acked-by: Rob Herring <robh@kernel.org> Cc: Mauro Carvalho Chehab <mchehab@kernel.org> Cc: Guenter Roeck <linux@roeck-us.net> Cc: David S. Miller <davem@davemloft.net> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: linux-mips@linux-mips.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/14061/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org> --- .../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 0000000000000..b69bb68992fdf --- /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 f593300e310b8..7b24f9f30f47f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -5964,6 +5964,11 @@ 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 -- GitLab