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Date: Mon, 2 Nov 2015 08:41:12 +0800 From: Yakir Yang <ykk@...k-chips.com> To: Rob Herring <robh+dt@...nel.org> Cc: Inki Dae <inki.dae@...sung.com>, Andrzej Hajda <a.hajda@...sung.com>, Joonyoung Shim <jy0922.shim@...sung.com>, Seung-Woo Kim <sw0312.kim@...sung.com>, Kyungmin Park <kyungmin.park@...sung.com>, Jingoo Han <jingoohan1@...il.com>, Thierry Reding <treding@...dia.com>, Krzysztof Kozlowski <k.kozlowski@...sung.com>, Heiko Stuebner <heiko@...ech.de>, Mark Yao <mark.yao@...k-chips.com>, Russell King <linux@....linux.org.uk>, Daniel Kurtz <djkurtz@...omium.org>, Doug Anderson <dianders@...omium.org>, Sean Paul <seanpaul@...omium.org>, Kukjin Kim <kgene@...nel.org>, Kumar Gala <galak@...eaurora.org>, emil.l.velikov@...il.com, Ian Campbell <ijc+devicetree@...lion.org.uk>, Gustavo Padovan <gustavo.padovan@...labora.co.uk>, Kishon Vijay Abraham I <kishon@...com>, Pawel Moll <pawel.moll@....com>, Ajay kumar <ajaynumb@...il.com>, Javier Martinez Canillas <javier@....samsung.com>, Andy Yan <andy.yan@...k-chips.com>, dri-devel <dri-devel@...ts.freedesktop.org>, "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "linux-samsung-soc@...r.kernel.org" <linux-samsung-soc@...r.kernel.org>, "open list:ARM/Rockchip SoC..." <linux-rockchip@...ts.infradead.org>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org> Subject: Re: [PATCH v10 09/17] dt-bindings: add document for rockchip variant of analogix_dp On 11/01/2015 02:37 AM, Rob Herring wrote: > On Sat, Oct 31, 2015 at 1:42 AM, Yakir Yang <ykk@...k-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@...ech.de> >> Signed-off-by: Yakir Yang <ykk@...k-chips.com> > Acked-by: Rob Herring <robh@...nel.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@...70000 { >> + 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 >> >> > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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