From patchwork Mon Jan 7 20:51:09 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chandan Uddaraju X-Patchwork-Id: 10751203 X-Patchwork-Delegate: agross@codeaurora.org Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6ECA013BF for ; Mon, 7 Jan 2019 20:51:30 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5EC3C28AA5 for ; Mon, 7 Jan 2019 20:51:30 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 523EF28AB6; Mon, 7 Jan 2019 20:51:30 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6342628AA5 for ; Mon, 7 Jan 2019 20:51:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726994AbfAGUv2 (ORCPT ); Mon, 7 Jan 2019 15:51:28 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]:36712 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726767AbfAGUv2 (ORCPT ); Mon, 7 Jan 2019 15:51:28 -0500 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 18028608CC; Mon, 7 Jan 2019 20:51:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1546894287; bh=2zAK0RmgHQDRCXC8Ub55XaF7KRFaay4/td85B+SKf28=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=inTPWFIq60O5U+YNzlLiukggWTOhVID2M1pkHS8AJwwe+bsYgLLxVtAd0HfNaJMwk EpSLhwj1Cz84A3XU6eP9L9CgEWGpzbEjfYpfEIsLzgjsIiM/F5WtEb+92qrusQscV5 6AUgzydOGh2nh7qxOPu9EcH5hsBNYeLquK0D83dI= Received: from displaysanity13-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: chandanu@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 794BF6087B; Mon, 7 Jan 2019 20:51:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1546894285; bh=2zAK0RmgHQDRCXC8Ub55XaF7KRFaay4/td85B+SKf28=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=k+6d0hkLqL9j3978EdZdt59qGZ6EmGsL8xjXy5L6PNaPtwJF00EuIfzhIrR4VvexA XuLHK90FCVXFZ6ieBnsfqwpp+gl0LOfiSsKftWh9Q1fOf5BBprZHmn2eOtH+/fHC18 XPV+4dRBciXBzMQF+qjMBIF9sjaiEQlIVS63F/yw= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 794BF6087B Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=chandanu@codeaurora.org From: Chandan Uddaraju To: freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, seanpaul@chromium.org Cc: Chandan Uddaraju , robdclark@gmail.com, abhinavk@codeaurora.org, nganji@codeaurora.org, jsanka@codeaurora.org, hoegsberg@google.com, dri-devel@lists.freedesktop.org Subject: [DPU PATCH v2 1/3] dt-bindings: msm/dp: add bindings of DP/DP-PLL driver for Snapdragon 845 Date: Mon, 7 Jan 2019 12:51:09 -0800 Message-Id: <1546894271-25870-2-git-send-email-chandanu@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1546894271-25870-1-git-send-email-chandanu@codeaurora.org> References: <1546894271-25870-1-git-send-email-chandanu@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add bindings for Snapdragon 845 DisplayPort and display-port PLL driver. Changes in V2: Provide details about sel-gpio Signed-off-by: Chandan Uddaraju --- .../devicetree/bindings/display/msm/dp.txt | 249 +++++++++++++++++++++ .../devicetree/bindings/display/msm/dpu.txt | 16 +- 2 files changed, 261 insertions(+), 4 deletions(-) create mode 100644 Documentation/devicetree/bindings/display/msm/dp.txt diff --git a/Documentation/devicetree/bindings/display/msm/dp.txt b/Documentation/devicetree/bindings/display/msm/dp.txt new file mode 100644 index 0000000..38be36d --- /dev/null +++ b/Documentation/devicetree/bindings/display/msm/dp.txt @@ -0,0 +1,249 @@ +Qualcomm Technologies, Inc. +DP is the master Display Port device which supports DP host controllers that are compatible with VESA Display Port interface specification. +DP Controller: Required properties: +- compatible: Should be "qcom,dp-display". +- reg: Base address and length of DP hardware's memory mapped regions. +- cell-index: Specifies the controller instance. +- reg-names: A list of strings that name the list of regs. + "dp_ahb" - DP controller memory region. + "dp_aux" - DP AUX memory region. + "dp_link" - DP link layer memory region. + "dp_p0" - DP pixel clock domain memory region. + "dp_phy" - DP PHY memory region. + "dp_ln_tx0" - USB3 DP PHY combo TX-0 lane memory region. + "dp_ln_tx1" - USB3 DP PHY combo TX-1 lane memory region. + "dp_mmss_cc" - Display Clock Control memory region. + "qfprom_physical" - QFPROM Phys memory region. + "dp_pll" - USB3 DP combo PLL memory region. + "usb3_dp_com" - USB3 DP PHY combo memory region. + "hdcp_physical" - DP HDCP memory region. +- interrupt-parent phandle to the interrupt parent device node. +- interrupts: The interrupt signal from the DP block. +- clocks: Clocks required for Display Port operation. See [1] for details on clock bindings. +- clock-names: Names of the clocks corresponding to handles. Following clocks are required: + "core_aux_clk", "core_usb_ref_clk_src","core_usb_ref_clk", "core_usb_cfg_ahb_clk", + "core_usb_pipe_clk", "ctrl_link_clk", "ctrl_link_iface_clk", "ctrl_crypto_clk", + "ctrl_pixel_clk", "pixel_clk_rcg", "pixel_parent". +- pll-node: phandle to DP PLL node. +- vdda-1p2-supply: phandle to vdda 1.2V regulator node. +- vdda-0p9-supply: phandle to vdda 0.9V regulator node. +- qcom,aux-cfg0-settings: Specifies the DP AUX configuration 0 settings. The first + entry in this array corresponds to the register offset + within DP AUX, while the remaining entries indicate the + programmable values. +- qcom,aux-cfg1-settings: Specifies the DP AUX configuration 1 settings. The first + entry in this array corresponds to the register offset + within DP AUX, while the remaining entries indicate the + programmable values. +- qcom,aux-cfg2-settings: Specifies the DP AUX configuration 2 settings. The first + entry in this array corresponds to the register offset + within DP AUX, while the remaining entries indicate the + programmable values. +- qcom,aux-cfg3-settings: Specifies the DP AUX configuration 3 settings. The first + entry in this array corresponds to the register offset + within DP AUX, while the remaining entries indicate the + programmable values. +- qcom,aux-cfg4-settings: Specifies the DP AUX configuration 4 settings. The first + entry in this array corresponds to the register offset + within DP AUX, while the remaining entries indicate the + programmable values. +- qcom,aux-cfg5-settings: Specifies the DP AUX configuration 5 settings. The first + entry in this array corresponds to the register offset + within DP AUX, while the remaining entries indicate the + programmable values. +- qcom,aux-cfg6-settings: Specifies the DP AUX configuration 6 settings. The first + entry in this array corresponds to the register offset + within DP AUX, while the remaining entries indicate the + programmable values. +- qcom,aux-cfg7-settings: Specifies the DP AUX configuration 7 settings. The first + entry in this array corresponds to the register offset + within DP AUX, while the remaining entries indicate the + programmable values. +- qcom,aux-cfg8-settings: Specifies the DP AUX configuration 8 settings. The first + entry in this array corresponds to the register offset + within DP AUX, while the remaining entries indicate the + programmable values. +- qcom,aux-cfg9-settings: Specifies the DP AUX configuration 9 settings. The first + entry in this array corresponds to the register offset + within DP AUX, while the remaining entries indicate the + programmable values. +- qcom,max-pclk-frequency-khz: An integer specifying the maximum. pixel clock in KHz supported by Display Port. +- extcon: Phandle for the external connector class interface. +- qcom,-supply-entries: A node that lists the elements of the supply used by the a particular "type" of DP module. The module "types" + can be "core", "ctrl", and "phy". Within the same type, + there can be more than one instance of this binding, + in which case the entry would be appended with the + supply entry index. + e.g. qcom,ctrl-supply-entry@0 + -- qcom,supply-name: name of the supply (vdd/vdda/vddio) + -- qcom,supply-min-voltage: minimum voltage level (uV) + -- qcom,supply-max-voltage: maximum voltage level (uV) + -- qcom,supply-enable-load: load drawn (uA) from enabled supply + -- qcom,supply-disable-load: load drawn (uA) from disabled supply + -- qcom,supply-pre-on-sleep: time to sleep (ms) before turning on + -- qcom,supply-post-on-sleep: time to sleep (ms) after turning on + -- qcom,supply-pre-off-sleep: time to sleep (ms) before turning off + -- qcom,supply-post-off-sleep: time to sleep (ms) after turning off +- pinctrl-names: List of names to assign mdss pin states defined in pinctrl device node + Refer to pinctrl-bindings.txt +- pinctrl-<0..n>: Lists phandles each pointing to the pin configuration node within a pin + controller. These pin configurations are installed in the pinctrl + device node. Refer to pinctrl-bindings.txt +DP Endpoint properties: + - remote-endpoint: For port@0, set to phandle of the connected panel/bridge's + input endpoint. For port@1, set to the DPU interface output. See [2] for + device graph info. + +Optional properties: +- qcom,aux-en-gpio: Specifies the aux-channel enable gpio. +- qcom,aux-sel-gpio: Specifies the mux-selection that might be needed for aux interface. + + +DP PLL: Required properties: +- compatible: Should be "qcom,dp-pll-10nm". +- reg: Base address and length of DP hardware's memory mapped regions. +- cell-index: Specifies the PLL instance. +- reg-names: A list of strings that name the list of regs. + "pll_base" - DP PLL memory region. + "phy_base" - DP PHY memory region. + "ln_tx0_base" - USB3 DP PHY combo TX-0 lane memory region. + "ln_tx1_base" - USB3 DP PHY combo TX-1 lane memory region. + "gdsc_base" - gdsc memory region. +- interrupt-parent phandle to the interrupt parent device node. +- interrupts: The interrupt signal from the DP block. +- clocks: Clocks required for Display Port operation. See [1] for details on clock bindings. +- clock-names: Names of the clocks corresponding to handles. Following clocks are required: + "iface_clk", "ref_clk", cfg_ahb_clk", "pipe_clk". +- clock-rate: Initial clock rate to be configured. For the shared clocks, the default value is set to zero so that minimum clock value is configured. Non-zero clock + value can be used to configure DP pixel clock. + + +[1] Documentation/devicetree/bindings/clock/clock-bindings.txt +[2] Documentation/devicetree/bindings/graph.txt + +Example: + msm_dp: dp_display@ae90000{ + cell-index = <0>; + compatible = "qcom,dp-display"; + + reg = <0 0x90000 0x0dc>, + <0 0x90200 0x0c0>, + <0 0x90400 0x508>, + <0 0x90a00 0x094>, + <1 0xeaa00 0x200>, + <1 0xea200 0x200>, + <1 0xea600 0x200>, + <2 0x02000 0x1a0>, + <3 0x00000 0x621c>, + <1 0xea000 0x180>, + <1 0xe8000 0x20>, + <4 0xe1000 0x034>; + reg-names = "dp_ahb", "dp_aux", "dp_link", + "dp_p0", "dp_phy", "dp_ln_tx0", "dp_ln_tx1", + "dp_mmss_cc", "qfprom_physical", "dp_pll", + "usb3_dp_com", "hdcp_physical"; + + interrupt-parent = <&mdss>; + interrupts = <12 0>; + + extcon = <&usb_1_ssphy>; + clocks = <&dispcc DISP_CC_MDSS_DP_AUX_CLK>, + <&rpmhcc RPMH_CXO_CLK>, + <&gcc GCC_USB3_PRIM_CLKREF_CLK>, + <&gcc GCC_USB_PHY_CFG_AHB2PHY_CLK>, + <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>, + <&dispcc DISP_CC_MDSS_DP_LINK_CLK>, + <&dispcc DISP_CC_MDSS_DP_LINK_INTF_CLK>, + <&dispcc DISP_CC_MDSS_DP_PIXEL_CLK>, + <&dispcc DISP_CC_MDSS_DP_CRYPTO_CLK>, + <&dispcc DISP_CC_MDSS_DP_PIXEL_CLK_SRC>; + clock-names = "core_aux_clk", "core_ref_clk_src", + "core_usb_ref_clk", "core_usb_cfg_ahb_clk", + "core_usb_pipe_clk", "ctrl_link_clk", + "ctrl_link_iface_clk", "ctrl_pixel_clk", + "crypto_clk", "pixel_clk_rcg"; + + pll-node = <&dp_pll>; + qcom,aux-cfg0-settings = [20 00]; + qcom,aux-cfg1-settings = [24 13 23 1d]; + qcom,aux-cfg2-settings = [28 24]; + qcom,aux-cfg3-settings = [2c 00]; + qcom,aux-cfg4-settings = [30 0a]; + qcom,aux-cfg5-settings = [34 26]; + qcom,aux-cfg6-settings = [38 0a]; + qcom,aux-cfg7-settings = [3c 03]; + qcom,aux-cfg8-settings = [40 bb]; + qcom,aux-cfg9-settings = [44 03]; + + qcom,max-pclk-frequency-khz = <675000>; + + qcom,ctrl-supply-entries { + #address-cells = <1>; + #size-cells = <0>; + + qcom,ctrl-supply-entry@0 { + reg = <0>; + qcom,supply-name = "vdda-1p2"; + qcom,supply-min-voltage = <1200000>; + qcom,supply-max-voltage = <1200000>; + qcom,supply-enable-load = <21800>; + qcom,supply-disable-load = <4>; + }; + }; + + qcom,phy-supply-entries { + #address-cells = <1>; + #size-cells = <0>; + + qcom,phy-supply-entry@0 { + reg = <0>; + qcom,supply-name = "vdda-0p9"; + qcom,supply-min-voltage = <880000>; + qcom,supply-max-voltage = <880000>; + qcom,supply-enable-load = <36000>; + qcom,supply-disable-load = <32>; + }; + }; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + dp_in: endpoint { + remote-endpoint = <&dpu_intf0_out>; + }; + }; + + port@1 { + reg = <1>; + dp_out: endpoint { + }; + }; + }; + }; + + dp_pll: dp-pll@c011000 { + compatible = "qcom,dp-pll-10nm"; + label = "DP PLL"; + cell-index = <0>; + #clock-cells = <1>; + + reg = <1 0xea000 0x200>, + <1 0xeaa00 0x200>, + <1 0xea200 0x200>, + <1 0xea600 0x200>, + <2 0x03000 0x8>; + reg-names = "pll_base", "phy_base", "ln_tx0_base", + "ln_tx1_base", "gdsc_base"; + + clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>, + <&gcc GCC_USB3_PRIM_CLKREF_CLK>, + <&gcc GCC_USB_PHY_CFG_AHB2PHY_CLK>, + <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>; + clock-names = "iface_clk", "ref_clk", + "cfg_ahb_clk", "pipe_clk"; + clock-rate = <0>; + + }; diff --git a/Documentation/devicetree/bindings/display/msm/dpu.txt b/Documentation/devicetree/bindings/display/msm/dpu.txt index ad2e883..ab2d1f6 100644 --- a/Documentation/devicetree/bindings/display/msm/dpu.txt +++ b/Documentation/devicetree/bindings/display/msm/dpu.txt @@ -58,8 +58,9 @@ Required properties: Documentation/devicetree/bindings/graph.txt Documentation/devicetree/bindings/media/video-interfaces.txt - Port 0 -> DPU_INTF1 (DSI1) - Port 1 -> DPU_INTF2 (DSI2) + Port 0 -> DPU_INTF0 (DP) + Port 1 -> DPU_INTF1 (DSI1) + Port 2 -> DPU_INTF2 (DSI2) Optional properties: - assigned-clocks: list of clock specifiers for clocks needing rate assignment @@ -115,13 +116,20 @@ Example: port@0 { reg = <0>; - dpu_intf1_out: endpoint { - remote-endpoint = <&dsi0_in>; + dpu_intf0_out: endpoint { + remote-endpoint = <&dp_in>; }; }; port@1 { reg = <1>; + dpu_intf1_out: endpoint { + remote-endpoint = <&dsi0_in>; + }; + }; + + port@2 { + reg = <2>; dpu_intf2_out: endpoint { remote-endpoint = <&dsi1_in>; };