lkml.org 
[lkml]   [2015]   [Oct]   [31]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    Date
    SubjectRe: [PATCH v10 09/17] dt-bindings: add document for rockchip variant of analogix_dp
    On Sat, Oct 31, 2015 at 1:42 AM, Yakir Yang <ykk@rock-chips.com> wrote:
    > Rockchip DP driver is a helper driver of analogix_dp coder driver,
    > so most of the DT property should be descriped in analogix_dp document.
    >
    > Reviewed-by: Heiko Stuebner <heiko@sntech.de>
    > Signed-off-by: Yakir Yang <ykk@rock-chips.com>

    Acked-by: Rob Herring <robh@kernel.org>

    > ---
    > Changes in v10:
    > - Removed the duplicated signed-of.
    >
    > Changes in v9:
    > - Document more details for 'ports' property.
    >
    > Changes in v8:
    > - Modify the commit subject name. (Heiko)
    >
    > Changes in v7: None
    > Changes in v6: None
    > Changes in v5:
    > - Split binding doc's from driver changes. (Rob)
    > - Add eDP hotplug pinctrl property. (Heiko)
    >
    > Changes in v4: None
    > Changes in v3: None
    > Changes in v2: None
    >
    > .../display/rockchip/analogix_dp-rockchip.txt | 91 ++++++++++++++++++++++
    > 1 file changed, 91 insertions(+)
    > create mode 100644 Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt
    >
    > diff --git a/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt b/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt
    > new file mode 100644
    > index 0000000..dae86c4
    > --- /dev/null
    > +++ b/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt
    > @@ -0,0 +1,91 @@
    > +Rockchip RK3288 specific extensions to the Analogix Display Port
    > +================================
    > +
    > +Required properties:
    > +- compatible: "rockchip,rk3288-edp";
    > +
    > +- reg: physical base address of the controller and length
    > +
    > +- clocks: from common clock binding: handle to dp clock.
    > + of memory mapped region.
    > +
    > +- clock-names: from common clock binding:
    > + Required elements: "dp" "pclk"
    > +
    > +- resets: Must contain an entry for each entry in reset-names.
    > + See ../reset/reset.txt for details.
    > +
    > +- pinctrl-names: Names corresponding to the chip hotplug pinctrl states.
    > +- pinctrl-0: pin-control mode. should be <&edp_hpd>
    > +
    > +- reset-names: Must include the name "dp"
    > +
    > +- rockchip,grf: this soc should set GRF regs, so need get grf here.
    > +
    > +- ports: there are 2 port nodes with endpoint definitions as defined in
    > + Documentation/devicetree/bindings/media/video-interfaces.txt.
    > + Port 0: contained 2 endpoints, connecting to the ouput of vop.
    > + Port 1: contained 1 endpoint, connecting to the input of panel.
    > +
    > +For the below properties, please refer to Analogix DP binding document:
    > + * Documentation/devicetree/bindings/drm/bridge/analogix_dp.txt
    > +- phys (required)
    > +- phy-names (required)
    > +- hpd-gpios (optional)
    > +-------------------------------------------------------------------------------
    > +
    > +Example:
    > + dp-controller: dp@ff970000 {
    > + compatible = "rockchip,rk3288-dp";
    > + reg = <0xff970000 0x4000>;
    > + interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
    > + clocks = <&cru SCLK_EDP>, <&cru PCLK_EDP_CTRL>;
    > + clock-names = "dp", "pclk";
    > + phys = <&dp_phy>;
    > + phy-names = "dp";
    > +
    > + rockchip,grf = <&grf>;
    > + resets = <&cru 111>;
    > + reset-names = "dp";
    > +
    > + pinctrl-names = "default";
    > + pinctrl-0 = <&edp_hpd>;
    > +
    > + status = "disabled";
    > +
    > + ports {
    > + #address-cells = <1>;
    > + #size-cells = <0>;
    > + edp_in: port@0 {
    > + reg = <0>;
    > + #address-cells = <1>;
    > + #size-cells = <0>;
    > + edp_in_vopb: endpoint@0 {
    > + reg = <0>;
    > + remote-endpoint = <&vopb_out_edp>;
    > + };
    > + edp_in_vopl: endpoint@1 {
    > + reg = <1>;
    > + remote-endpoint = <&vopl_out_edp>;
    > + };
    > + };
    > +
    > + edp_out: port@1 {
    > + reg = <1>;
    > + #address-cells = <1>;
    > + #size-cells = <0>;
    > + edp_out_panel: endpoint {
    > + reg = <0>;
    > + remote-endpoint = <&panel_in_edp>
    > + };
    > + };
    > + };
    > + };
    > +
    > + pinctrl {
    > + edp {
    > + edp_hpd: edp-hpd {
    > + rockchip,pins = <7 11 RK_FUNC_2 &pcfg_pull_none>;
    > + };
    > + };
    > + };
    > --
    > 1.9.1
    >
    >


    \
     
     \ /
      Last update: 2015-10-31 20:01    [W:5.064 / U:0.264 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site