[PATCH v7 1/5] dt-bindings: display: mediatek: update dsi supported chips
Jitao Shi
jitao.shi at mediatek.com
Fri Sep 20 09:04:28 UTC 2019
Update device tree binding documentation for the dsi for
Mediatek MT8183 SoCs.
Signed-off-by: Jitao Shi <jitao.shi at mediatek.com>
Acked-by: Rob Herring <robh at kernel.org>
---
.../bindings/display/mediatek/mediatek,dsi.txt | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
index fadf327c7cdf..993ff079ac09 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
@@ -7,7 +7,7 @@ channel output.
Required properties:
- compatible: "mediatek,<chip>-dsi"
- the supported chips are mt2701 and mt8173.
+ the supported chips are mt2701, mt8173 and mt8183.
- reg: Physical base address and length of the controller's registers
- interrupts: The interrupt signal from the function block.
- clocks: device clocks
@@ -26,22 +26,31 @@ The MIPI TX configuration module controls the MIPI D-PHY.
Required properties:
- compatible: "mediatek,<chip>-mipi-tx"
- the supported chips are mt2701 and mt8173.
+ the supported chips are mt2701, mt8173 and mt8183.
- reg: Physical base address and length of the controller's registers
- clocks: PLL reference clock
- clock-output-names: name of the output clock line to the DSI encoder
- #clock-cells: must be <0>;
- #phy-cells: must be <0>.
+Optional properties:
+- nvmem-cells: A phandle to the calibration data provided by a nvmem device. If
+ unspecified default values shall be used.
+- nvmem-cell-names: Should be "calibration-data"
+- mipitx-current-drive: adjust driving current, should be 1 ~ 0xF
+
Example:
mipi_tx0: mipi-dphy at 10215000 {
compatible = "mediatek,mt8173-mipi-tx";
reg = <0 0x10215000 0 0x1000>;
clocks = <&clk26m>;
- clock-output-names = "mipi_tx0_pll";
#clock-cells = <0>;
#phy-cells = <0>;
+ clock-output-names = "mipi_tx0_pll";
+ nvmem-cells= <&mipi_tx_calibration>;
+ nvmem-cell-names = "calibration-data";
+ mipitx-current-drive = <0x8>;
};
dsi0: dsi at 1401b000 {
--
2.21.0
More information about the dri-devel
mailing list