Introduce new "orientation" property for describing in which orientation a panel has been mounted to the device. This can be used by the operating system to automatically rotate the display correctly.
Signed-off-by: Sebastian Reichel <sebastian.reic...@collabora.co.uk> --- .../devicetree/bindings/display/panel/panel-common.txt | 12 ++++++++++++ include/dt-bindings/display/common.h | 14 ++++++++++++++ 2 files changed, 26 insertions(+) create mode 100644 include/dt-bindings/display/common.h diff --git a/Documentation/devicetree/bindings/display/panel/panel-common.txt b/Documentation/devicetree/bindings/display/panel/panel-common.txt index 557fa765adcb..c646b8908458 100644 --- a/Documentation/devicetree/bindings/display/panel/panel-common.txt +++ b/Documentation/devicetree/bindings/display/panel/panel-common.txt @@ -18,6 +18,18 @@ Descriptive Properties physical area where images are displayed. These properties are expressed in millimeters and rounded to the closest unit. +- orientation: The orientation property specifies the panel orientation + in relation to the device's casing. The following values are possible: + + * 0 = The top side of the panel matches the top side of the device's + casing. + * 1 = The top side of the panel matches the bottom side of the device's + casing. In other words the panel is mounted upside-down. + * 2 = The left side of the panel matches the top side of the device's + casing. + * 3 = The right side of the panel matches the top side of the device's + casing. + - label: The label property specifies a symbolic name for the panel as a string suitable for use by humans. It typically contains a name inscribed on the system (e.g. as an affixed label) or specified in the system's diff --git a/include/dt-bindings/display/common.h b/include/dt-bindings/display/common.h new file mode 100644 index 000000000000..a864775445a0 --- /dev/null +++ b/include/dt-bindings/display/common.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * This header provides common constants for displays + */ + +#ifndef _DT_BINDINGS_DISPLAY_COMMON_H +#define _DT_BINDINGS_DISPLAY_COMMON_H + +#define PANEL_ORIENTATION_NORMAL 0 +#define PANEL_ORIENTATION_BOTTOM_UP 1 +#define PANEL_ORIENTATION_LEFT_UP 2 +#define PANEL_ORIENTATION_RIGHT_UP 3 + +#endif -- 2.15.1 _______________________________________________ dri-devel mailing list email@example.com https://lists.freedesktop.org/mailman/listinfo/dri-devel