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[02/28] dt-bindings: ascii-lcd: Document a binding for simple ASCII LCDs

Message ID 1448900513-20856-3-git-send-email-paul.burton@imgtec.com
State Changes Requested, archived
Headers show

Commit Message

Paul Burton Nov. 30, 2015, 4:21 p.m. UTC
Add documentation for a devicetree binding for simple memory-mapped
ASCII LCD displays, such as those found on the Imagination Technologies
Boston & Malta development boards.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>
---

 Documentation/devicetree/bindings/ascii-lcd.txt | 10 ++++++++++
 MAINTAINERS                                     |  5 +++++
 2 files changed, 15 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/ascii-lcd.txt

Comments

Rob Herring Nov. 30, 2015, 6:57 p.m. UTC | #1
On Mon, Nov 30, 2015 at 04:21:27PM +0000, Paul Burton wrote:
> Add documentation for a devicetree binding for simple memory-mapped
> ASCII LCD displays, such as those found on the Imagination Technologies
> Boston & Malta development boards.
> 
> Signed-off-by: Paul Burton <paul.burton@imgtec.com>
> ---
> 
>  Documentation/devicetree/bindings/ascii-lcd.txt | 10 ++++++++++

This should go under bindings/display/.

>  MAINTAINERS                                     |  5 +++++
>  2 files changed, 15 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/ascii-lcd.txt
> 
> diff --git a/Documentation/devicetree/bindings/ascii-lcd.txt b/Documentation/devicetree/bindings/ascii-lcd.txt
> new file mode 100644
> index 0000000..40ae536
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/ascii-lcd.txt
> @@ -0,0 +1,10 @@
> +Binding for simple memory-mapped ASCII LCD displays

Presumably, this is a binding for the controller, not the actual 
display. You need to more fully describe what the h/w looks like here. 
Like what is the interface between the controller and display?

Rob

> +
> +Required properties:
> +- compatible : should be one of:
> +    "img,boston-lcd"
> +    "mti,malta-lcd"
> +- reg : memory region locating the device registers
> +
> +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 cba790b..1e2b74b 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -1782,6 +1782,11 @@ S:	Maintained
>  F:	Documentation/hwmon/asc7621
>  F:	drivers/hwmon/asc7621.c
>  
> +ASCII LCD DRIVER
> +M:	Paul Burton <paul.burton@imgtec.com>
> +S:	Maintained
> +F:	Documentation/devicetree/bindings/ascii-lcd.txt
> +
>  ASUS NOTEBOOKS AND EEEPC ACPI/WMI EXTRAS DRIVERS
>  M:	Corentin Chary <corentin.chary@gmail.com>
>  L:	acpi4asus-user@lists.sourceforge.net
> -- 
> 2.6.2
> 
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diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/ascii-lcd.txt b/Documentation/devicetree/bindings/ascii-lcd.txt
new file mode 100644
index 0000000..40ae536
--- /dev/null
+++ b/Documentation/devicetree/bindings/ascii-lcd.txt
@@ -0,0 +1,10 @@ 
+Binding for simple memory-mapped ASCII LCD displays
+
+Required properties:
+- compatible : should be one of:
+    "img,boston-lcd"
+    "mti,malta-lcd"
+- reg : memory region locating the device registers
+
+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 cba790b..1e2b74b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1782,6 +1782,11 @@  S:	Maintained
 F:	Documentation/hwmon/asc7621
 F:	drivers/hwmon/asc7621.c
 
+ASCII LCD DRIVER
+M:	Paul Burton <paul.burton@imgtec.com>
+S:	Maintained
+F:	Documentation/devicetree/bindings/ascii-lcd.txt
+
 ASUS NOTEBOOKS AND EEEPC ACPI/WMI EXTRAS DRIVERS
 M:	Corentin Chary <corentin.chary@gmail.com>
 L:	acpi4asus-user@lists.sourceforge.net