diff options
Diffstat (limited to 'Documentation/devicetree/bindings/display/msm/dsi.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/display/msm/dsi.txt | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/display/msm/dsi.txt b/Documentation/devicetree/bindings/display/msm/dsi.txt index 518e9cdf0d4b..dfc743219bd8 100644 --- a/Documentation/devicetree/bindings/display/msm/dsi.txt +++ b/Documentation/devicetree/bindings/display/msm/dsi.txt @@ -43,8 +43,6 @@ Optional properties: the master link of the 2-DSI panel. - qcom,sync-dual-dsi: Boolean value indicating if the DSI controller is driving a 2-DSI panel whose 2 links need receive command simultaneously. -- interrupt-parent: phandle to the MDP block if the interrupt signal is routed - through MDP block - pinctrl-names: the pin control state names; should contain "default" - pinctrl-0: the default pinctrl state (active) - pinctrl-n: the "sleep" pinctrl state @@ -121,6 +119,20 @@ Required properties: Optional properties: - qcom,dsi-phy-regulator-ldo-mode: Boolean value indicating if the LDO mode PHY regulator is wanted. +- qcom,mdss-mdp-transfer-time-us: Specifies the dsi transfer time for command mode + panels in microseconds. Driver uses this number to adjust + the clock rate according to the expected transfer time. + Increasing this value would slow down the mdp processing + and can result in slower performance. + Decreasing this value can speed up the mdp processing, + but this can also impact power consumption. + As a rule this time should not be higher than the time + that would be expected with the processing at the + dsi link rate since anyways this would be the maximum + transfer time that could be achieved. + If ping pong split is enabled, this time should not be higher + than two times the dsi link rate time. + If the property is not specified, then the default value is 14000 us. [1] Documentation/devicetree/bindings/clock/clock-bindings.txt [2] Documentation/devicetree/bindings/graph.txt @@ -171,6 +183,8 @@ Example: qcom,master-dsi; qcom,sync-dual-dsi; + qcom,mdss-mdp-transfer-time-us = <12000>; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&dsi_active>; pinctrl-1 = <&dsi_suspend>; |