Am Dienstag, 1. September 2015, 14:01:28 schrieb Yakir Yang:
> Rockchip have three clocks for dp controller, we leave pclk_edp
> to analogix_dp driver control, and keep the sclk_edp_24m and
> sclk_edp in platform driver.
>
> Signed-off-by: Yakir Yang <ykk@xxxxxxxxxxxxxx>
> ---
> Changes in v4:
> - Remove some deprecated DT properties in rockchip dp document.
>
> Changes in v3:
> - Take Thierry Reding and Heiko suggest, leave "sclk_edp_24m" to rockchip
> dp phy driver which name to "24m", and leave "sclk_edp" to analogix dp
> core driver which name to "dp", and leave "pclk_edp" to rockchip dp
> platform driver which name to "pclk".
> - Take Heiko suggest, add devicetree binding document.
> - Take Heiko suggest, remove "rockchip,panel" DT property, take use of
> remote point to get panel node.
> - Add the new function point analogix_dp_platdata.get_modes init.
>
> Changes in v2:
> - Take Heiko suggest, get panel node with remote-endpoint method,
> and create devicetree binding for driver.
> - Remove the clock enable/disbale with "sclk_edp" & "sclk_edp_24m",
> leave those clock to rockchip dp phy driver.
>
> .../bindings/video/analogix_dp-rockchip.txt | 74 ++++
> drivers/gpu/drm/rockchip/Kconfig | 9 +
> drivers/gpu/drm/rockchip/Makefile | 1 +
> drivers/gpu/drm/rockchip/analogix_dp-rockchip.c | 389
> +++++++++++++++++++++ 4 files changed, 473 insertions(+)
> create mode 100644
> Documentation/devicetree/bindings/video/analogix_dp-rockchip.txt create
> mode 100644 drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
>
> diff --git
> a/Documentation/devicetree/bindings/video/analogix_dp-rockchip.txt
> b/Documentation/devicetree/bindings/video/analogix_dp-rockchip.txt new file
> mode 100644
> index 0000000..502483e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/video/analogix_dp-rockchip.txt
> @@ -0,0 +1,74 @@
> +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.
> +
> +- reset-names: Must include the name "dp"
> +
> +- rockchip,grf: this soc should set GRF regs, so need get grf here.
> +
> +- ports: contain a port node with endpoint definitions as defined in
> + Documentation/devicetree/bindings/media/video-interfaces.txt.
> +
> +
> +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";
> +
> + status = "disabled";
> +
> + ports {
> + edp_in: port {
> + #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>
> + };
> + };
> + };
> + };
> +
just a nit right now, because "git am" mentioned it:
git am \[PATCH\ v4\ 08_16\]\ drm_rockchip_dp_add\ rockchip\ platform\ dp\
driver.mbox
[...]/linux-rockchip/.git/rebase-apply/patch:108: new blank line at EOF.
+
meaning you're adding an empty line at the end :-)
Heiko
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