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Groups > linux.kernel > #1257795 > unrolled thread

[PATCH v8 0/17] Add Analogix Core Display Port Driver

Started byYakir Yang <ykk@rock-chips.com>
First post2015-10-28 09:40 +0100
Last post2015-11-02 01:50 +0100
Articles 6 on this page of 26 — 5 participants

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  [PATCH v8 0/17] Add Analogix Core Display Port Driver Yakir Yang <ykk@rock-chips.com> - 2015-10-28 09:40 +0100
    [PATCH v8 10/17] phy: Add driver for rockchip Display Port PHY Yakir Yang <ykk@rock-chips.com> - 2015-10-28 09:40 +0100
      Re: [PATCH v8 10/17] phy: Add driver for rockchip Display Port PHY Heiko Stuebner <heiko@sntech.de> - 2015-10-28 21:40 +0100
        Re: [PATCH v8 10/17] phy: Add driver for rockchip Display Port PHY Yakir Yang <ykk@rock-chips.com> - 2015-10-29 02:20 +0100
      Re: [PATCH v8 10/17] phy: Add driver for rockchip Display Port PHY Heiko Stuebner <heiko@sntech.de> - 2015-11-12 00:30 +0100
        Re: [PATCH v8 10/17] phy: Add driver for rockchip Display Port PHY Heiko Stuebner <heiko@sntech.de> - 2015-11-12 10:30 +0100
    [PATCH v8 14/17] drm: bridge: analogix/dp: add max link rate and lane count limit for RK3288 Yakir Yang <ykk@rock-chips.com> - 2015-10-28 10:00 +0100
    [PATCH v8 13/17] drm: bridge: analogix/dp: add some rk3288 special registers setting Yakir Yang <ykk@rock-chips.com> - 2015-10-28 10:00 +0100
    [PATCH v8 12/17] drm: rockchip: vop: add bpc and color mode setting Yakir Yang <ykk@rock-chips.com> - 2015-10-28 10:00 +0100
    [PATCH v8 17/17] drm: bridge: analogix/dp: add edid modes parse in get_modes method Yakir Yang <ykk@rock-chips.com> - 2015-10-28 10:20 +0100
    [PATCH v8 16/17] drm: bridge: analogix/dp: move hpd detect to connector detect function Yakir Yang <ykk@rock-chips.com> - 2015-10-28 10:20 +0100
    [PATCH v9 10/17] phy: Add driver for rockchip Display Port PHY Yakir Yang <ykk@rock-chips.com> - 2015-10-29 03:00 +0100
      Re: [PATCH v9 10/17] phy: Add driver for rockchip Display Port PHY Brian Norris <computersforpeace@gmail.com> - 2015-11-03 05:40 +0100
        Re: [PATCH v9 10/17] phy: Add driver for rockchip Display Port PHY Yakir Yang <ykk@rock-chips.com> - 2015-11-04 01:50 +0100
          Re: [PATCH v9 10/17] phy: Add driver for rockchip Display Port PHY Brian Norris <computersforpeace@gmail.com> - 2015-11-04 02:20 +0100
            Re: [PATCH v9 10/17] phy: Add driver for rockchip Display Port PHY Brian Norris <computersforpeace@gmail.com> - 2015-11-06 00:50 +0100
    Re: [PATCH v8 0/17] Add Analogix Core Display Port Driver Heiko Stuebner <heiko@sntech.de> - 2015-10-29 19:30 +0100
      Re: [PATCH v8 0/17] Add Analogix Core Display Port Driver Yakir Yang <ykk@rock-chips.com> - 2015-10-30 02:10 +0100
    [PATCH v9 15/17] drm: bridge: analogix/dp: try force hpd after plug in lookup failed Yakir Yang <ykk@rock-chips.com> - 2015-10-30 02:20 +0100
      Re: [PATCH v9 15/17] drm: bridge: analogix/dp: try force hpd after  plug in lookup failed Rob Herring <robh@kernel.org> - 2015-11-12 00:20 +0100
        Re: [PATCH v9 15/17] drm: bridge: analogix/dp: try force hpd after  plug in lookup failed Rob Herring <robh@kernel.org> - 2015-11-13 00:40 +0100
    [PATCH v9 09/17] dt-bindings: add document for rockchip variant of analogix_dp Yakir Yang <ykk@rock-chips.com> - 2015-10-31 07:40 +0100
      Re: [PATCH v9 09/17] dt-bindings: add document for rockchip variant  of analogix_dp Yakir Yang <ykk@rock-chips.com> - 2015-10-31 07:50 +0100
    [PATCH v10 09/17] dt-bindings: add document for rockchip variant of analogix_dp Yakir Yang <ykk@rock-chips.com> - 2015-10-31 07:50 +0100
      Re: [PATCH v10 09/17] dt-bindings: add document for rockchip variant  of analogix_dp Rob Herring <robh+dt@kernel.org> - 2015-10-31 19:40 +0100
        Re: [PATCH v10 09/17] dt-bindings: add document for rockchip variant  of analogix_dp Yakir Yang <ykk@rock-chips.com> - 2015-11-02 01:50 +0100

Page 2 of 2 — ← Prev page 1 [2]

#1268380 — Re: [PATCH v9 15/17] drm: bridge: analogix/dp: try force hpd after plug in lookup failed

FromRob Herring <robh@kernel.org>
Date2015-11-13 00:40 +0100
SubjectRe: [PATCH v9 15/17] drm: bridge: analogix/dp: try force hpd after plug in lookup failed
Message-ID<qu9Dd-75u-31@gated-at.bofh.it>
In reply to#1267530
On Thu, Nov 12, 2015 at 09:27:21AM +0800, Yakir Yang wrote:
> Hi Rob,
> 
> On 11/12/2015 07:10 AM, Rob Herring wrote:
> >On Fri, Oct 30, 2015 at 09:09:15AM +0800, Yakir Yang wrote:
> >>Some edp screen do not have hpd signal, so we can't just return
> >>failed when hpd plug in detect failed.
> >>
> >>This is an hardware property, so we need add a devicetree property
> >>"analogix,need-force-hpd" to indicate this sutiation.
> >>
> >>Tested-by: Heiko Stuebner <heiko@sntech.de>
> >>Tested-by: Javier Martinez Canillas <javier@osg.samsung.com>
> >>Signed-off-by: Yakir Yang <ykk@rock-chips.com>
> >>---
> >I didn't find this one in v10. Did it get dropped?
> 
> You are in my 'to' list, but I haven't send the whole v10 out,
> most of them don't need update :)

Okay, it's just gmail's inability to follow threading...
 
> This series should be:
> ---- [v8 0/17 ...]
>   |---- [v8 1/17 ...]
>   |---- [v8 2/17 ...]
>   |---- [v8 3/17 ...]
>   |---- [...]
>   |---- [v8 15/17 ...]
>   |---- [v8 16/17 ...]
>   |---- [v8 17/17 ...]
>   |
>   |---- [v9 10/17 ...]
>   |---- [v9 15/17 ...]
>      |---- We are here
>   |---- [v9 09/17 ...]
>   |---- [v10 09/17 ...]
>      |---- Received an acked from you


> >>diff --git a/Documentation/devicetree/bindings/display/bridge/analogix_dp.txt b/Documentation/devicetree/bindings/display/bridge/analogix_dp.txt
> >>index 7659a7a..74f0e80 100644
> >>--- a/Documentation/devicetree/bindings/display/bridge/analogix_dp.txt
> >>+++ b/Documentation/devicetree/bindings/display/bridge/analogix_dp.txt
> >>@@ -22,6 +22,9 @@ Required properties for dp-controller:
> >>  		from general PHY binding: Should be "dp".
> >>  Optional properties for dp-controller:
> >>+	-analogix,need-force-hpd:
> >>+		Indicate driver need force hpd when hpd detect failed, this
> >>+		is used for some eDP screen which don't have hpd signal.
> >This should be a generic property.
> 
> This property would only need in some no-hpd case, it would be dropped if
> panel keep the hotplug signal, that's why I thought it should be optional.

I agree it is optional. I just mean drop the analogix and put in a 
common binding doc (i.e. create a display/bridge/common.txt). Needing to 
ignore HPD is probably a common problem.

> I thought if we put this a property to generic property, then we must need
> to define it in normal device node, not sure whether it is right :)

Sorry, I don't follow.

Rob
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#1259943 — [PATCH v9 09/17] dt-bindings: add document for rockchip variant of analogix_dp

FromYakir Yang <ykk@rock-chips.com>
Date2015-10-31 07:40 +0100
Subject[PATCH v9 09/17] dt-bindings: add document for rockchip variant of analogix_dp
Message-ID<qpxZw-7SL-3@gated-at.bofh.it>
In reply to#1257795
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.

Signed-off-by: Yakir Yang <ykk@rock-chips.com>

Signed-off-by: Yakir Yang <ykk@rock-chips.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
---
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


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#1259945 — Re: [PATCH v9 09/17] dt-bindings: add document for rockchip variant of analogix_dp

FromYakir Yang <ykk@rock-chips.com>
Date2015-10-31 07:50 +0100
SubjectRe: [PATCH v9 09/17] dt-bindings: add document for rockchip variant of analogix_dp
Message-ID<qpy9b-7Wj-5@gated-at.bofh.it>
In reply to#1259943
On 10/31/2015 02:30 PM, Yakir Yang 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.
>
> Signed-off-by: Yakir Yang <ykk@rock-chips.com>
>
> Signed-off-by: Yakir Yang <ykk@rock-chips.com>
> Reviewed-by: Heiko Stuebner <heiko@sntech.de>

Sorry about the duplicate signed-off, I would send a new version now.

> ---
> 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>;
> +			};
> +		};
> +	};


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#1259944 — [PATCH v10 09/17] dt-bindings: add document for rockchip variant of analogix_dp

FromYakir Yang <ykk@rock-chips.com>
Date2015-10-31 07:50 +0100
Subject[PATCH v10 09/17] dt-bindings: add document for rockchip variant of analogix_dp
Message-ID<qpy9b-7Wj-3@gated-at.bofh.it>
In reply to#1257795
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>
---
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


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#1260033 — Re: [PATCH v10 09/17] dt-bindings: add document for rockchip variant of analogix_dp

FromRob Herring <robh+dt@kernel.org>
Date2015-10-31 19:40 +0100
SubjectRe: [PATCH v10 09/17] dt-bindings: add document for rockchip variant of analogix_dp
Message-ID<qpJei-6ka-17@gated-at.bofh.it>
In reply to#1259944
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
>
>
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#1260279 — Re: [PATCH v10 09/17] dt-bindings: add document for rockchip variant of analogix_dp

FromYakir Yang <ykk@rock-chips.com>
Date2015-11-02 01:50 +0100
SubjectRe: [PATCH v10 09/17] dt-bindings: add document for rockchip variant of analogix_dp
Message-ID<qqbtU-6Wl-9@gated-at.bofh.it>
In reply to#1260033
On 11/01/2015 02:37 AM, Rob Herring wrote:
> 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>
Thanks,

- Yakir
>> ---
>> 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
>>
>>
>
>


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