From patchwork Wed Dec 23 12:32:00 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yakir Yang X-Patchwork-Id: 7911401 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 8A1339F349 for ; Wed, 23 Dec 2015 12:34:22 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6B4E42049E for ; Wed, 23 Dec 2015 12:34:21 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 54FFB20453 for ; Wed, 23 Dec 2015 12:34:20 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aBibB-00060m-Np; Wed, 23 Dec 2015 12:32:57 +0000 Received: from lucky1.263xmail.com ([211.157.147.133]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1aBiad-0005iB-OW; Wed, 23 Dec 2015 12:32:29 +0000 Received: from ykk?rock-chips.com (unknown [192.168.167.190]) by lucky1.263xmail.com (Postfix) with SMTP id F2E2A4E83B; Wed, 23 Dec 2015 20:32:03 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id 9FF3129A95; Wed, 23 Dec 2015 20:31:57 +0800 (CST) X-RL-SENDER: ykk@rock-chips.com X-FST-TO: inki.dae@samsung.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: ykk@rock-chips.com X-UNIQUE-TAG: <2374dbd33b52d18923a5ca2ea7aa38da> X-ATTACHMENT-NUM: 0 X-SENDER: ykk@rock-chips.com X-DNS-TYPE: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith ESMTP id 184735D9YE5; Wed, 23 Dec 2015 20:31:59 +0800 (CST) From: Yakir Yang To: Inki Dae , Mark Yao , Jingoo Han , Heiko Stuebner Subject: [PATCH v12 05/18] dt-bindings: add document for analogix display port driver Date: Wed, 23 Dec 2015 20:32:00 +0800 Message-Id: <1450873920-19066-1-git-send-email-ykk@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1450873538-18304-1-git-send-email-ykk@rock-chips.com> References: <1450873538-18304-1-git-send-email-ykk@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20151223_043224_566751_B19B9267 X-CRM114-Status: GOOD ( 12.60 ) X-Spam-Score: -1.9 (-) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Krzysztof Kozlowski , linux-samsung-soc@vger.kernel.org, Russell King , linux-rockchip@lists.infradead.org, emil.l.velikov@gmail.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Kishon Vijay Abraham I , javier@osg.samsung.com, Rob Herring , Yakir Yang , Andy Yan , Thierry Reding , Gustavo Padovan , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Analogix dp driver is split from exynos dp driver, so we just make an copy of exynos_dp.txt, and then simplify exynos_dp.txt Beside update some exynos dtsi file with the latest change according to the devicetree binding documents. Signed-off-by: Yakir Yang Acked-by: Rob Herring --- Changes in v12: None Changes in v11: None Changes in v10: - Add the ack from Rob Herring Changes in v9: None Changes in v8: - Correct the right document path of display-timing.txt (Heiko) - Correct the misspell of 'from' to 'frm'. (Heiko) Changes in v7: None Changes in v6: None Changes in v5: None Changes in v4: - Split all DTS changes, and provide backward compatibility. Mark old properties as deprecated but still support them. (Krzysztof) - Update "analogix,hpd-gpio" to "hpd-gpios" prop name. (Rob) - Deprecated some properties which could parsed from Edid/Mode/DPCD. (Thierry) "analogix,color-space" & "analogix,color-depth" & "analogix,link-rate" & "analogix,lane-count" & "analogix,ycbcr-coeff" & "analogix,dynamic-range" & "vsync-active-high" & "hsync-active-high" & "interlaces" Changes in v3: - Add devicetree binding documents. (Heiko) - Remove sync pol & colorimetry properies from the new analogix dp driver devicetree binding. (Thierry) - Update the exist exynos dtsi file with the latest DP DT properies. Changes in v2: None .../bindings/display/bridge/analogix_dp.txt | 50 +++++++++++++++++ .../bindings/display/exynos/exynos_dp.txt | 65 ++++++++-------------- 2 files changed, 72 insertions(+), 43 deletions(-) create mode 100644 Documentation/devicetree/bindings/display/bridge/analogix_dp.txt diff --git a/Documentation/devicetree/bindings/display/bridge/analogix_dp.txt b/Documentation/devicetree/bindings/display/bridge/analogix_dp.txt new file mode 100644 index 0000000..7659a7a --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/analogix_dp.txt @@ -0,0 +1,50 @@ +Analogix Display Port bridge bindings + +Required properties for dp-controller: + -compatible: + platform specific such as: + * "samsung,exynos5-dp" + * "rockchip,rk3288-dp" + -reg: + physical base address of the controller and length + of memory mapped region. + -interrupts: + interrupt combiner values. + -clocks: + from common clock binding: handle to dp clock. + -clock-names: + from common clock binding: Shall be "dp". + -interrupt-parent: + phandle to Interrupt combiner node. + -phys: + from general PHY binding: the phandle for the PHY device. + -phy-names: + from general PHY binding: Should be "dp". + +Optional properties for dp-controller: + -hpd-gpios: + Hotplug detect GPIO. + Indicates which GPIO should be used for hotplug detection + -port@[X]: SoC specific port nodes with endpoint definitions as defined + in Documentation/devicetree/bindings/media/video-interfaces.txt, + please refer to the SoC specific binding document: + * Documentation/devicetree/bindings/display/exynos/exynos_dp.txt + * Documentation/devicetree/bindings/video/analogix_dp-rockchip.txt + + +[1]: Documentation/devicetree/bindings/media/video-interfaces.txt +------------------------------------------------------------------------------- + +Example: + + dp-controller { + compatible = "samsung,exynos5-dp"; + reg = <0x145b0000 0x10000>; + interrupts = <10 3>; + interrupt-parent = <&combiner>; + clocks = <&clock 342>; + clock-names = "dp"; + + phys = <&dp_phy>; + phy-names = "dp"; + }; diff --git a/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt b/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt index 64693f2..9905081 100644 --- a/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt +++ b/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt @@ -31,45 +31,31 @@ Required properties for dp-controller: from general PHY binding: the phandle for the PHY device. -phy-names: from general PHY binding: Should be "dp". - -samsung,color-space: - input video data format. - COLOR_RGB = 0, COLOR_YCBCR422 = 1, COLOR_YCBCR444 = 2 - -samsung,dynamic-range: - dynamic range for input video data. - VESA = 0, CEA = 1 - -samsung,ycbcr-coeff: - YCbCr co-efficients for input video. - COLOR_YCBCR601 = 0, COLOR_YCBCR709 = 1 - -samsung,color-depth: - number of bits per colour component. - COLOR_6 = 0, COLOR_8 = 1, COLOR_10 = 2, COLOR_12 = 3 - -samsung,link-rate: - link rate supported by the panel. - LINK_RATE_1_62GBPS = 0x6, LINK_RATE_2_70GBPS = 0x0A - -samsung,lane-count: - number of lanes supported by the panel. - LANE_COUNT1 = 1, LANE_COUNT2 = 2, LANE_COUNT4 = 4 - - display-timings: timings for the connected panel as described by - Documentation/devicetree/bindings/display/display-timing.txt Optional properties for dp-controller: - -interlaced: - interlace scan mode. - Progressive if defined, Interlaced if not defined - -vsync-active-high: - VSYNC polarity configuration. - High if defined, Low if not defined - -hsync-active-high: - HSYNC polarity configuration. - High if defined, Low if not defined - -samsung,hpd-gpio: - Hotplug detect GPIO. - Indicates which GPIO should be used for hotplug - detection - -video interfaces: Device node can contain video interface port - nodes according to [1]. + - display-timings: timings for the connected panel as described by + Documentation/devicetree/bindings/display/panel/display-timing.txt + +For the below properties, please refer to Analogix DP binding document: + * Documentation/devicetree/bindings/display/bridge/analogix_dp.txt + -phys (required) + -phy-names (required) + -hpd-gpios (optional) + -video interfaces (optional) -[1]: Documentation/devicetree/bindings/media/video-interfaces.txt +Deprecated properties for DisplayPort: +-interlaced: deprecated prop that can parsed from drm_display_mode. +-vsync-active-high: deprecated prop that can parsed from drm_display_mode. +-hsync-active-high: deprecated prop that can parsed from drm_display_mode. +-samsung,ycbcr-coeff: deprecated prop that can parsed from drm_display_mode. +-samsung,dynamic-range: deprecated prop that can parsed from drm_display_mode. +-samsung,color-space: deprecated prop that can parsed from drm_display_info. +-samsung,color-depth: deprecated prop that can parsed from drm_display_info. +-samsung,link-rate: deprecated prop that can reading from monitor by dpcd method. +-samsung,lane-count: deprecated prop that can reading from monitor by dpcd method. +-samsung,hpd-gpio: deprecated name for hpd-gpios. + +------------------------------------------------------------------------------- Example: @@ -88,13 +74,6 @@ SOC specific portion: Board Specific portion: dp-controller { - samsung,color-space = <0>; - samsung,dynamic-range = <0>; - samsung,ycbcr-coeff = <0>; - samsung,color-depth = <1>; - samsung,link-rate = <0x0a>; - samsung,lane-count = <4>; - display-timings { native-mode = <&lcd_timing>; lcd_timing: 1366x768 {