From patchwork Tue Nov 23 17:46:21 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "H. Nikolaus Schaller" X-Patchwork-Id: 12634927 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BCC1CC4332F for ; Tue, 23 Nov 2021 17:46:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239539AbhKWRuC (ORCPT ); Tue, 23 Nov 2021 12:50:02 -0500 Received: from mo4-p04-ob.smtp.rzone.de ([85.215.255.123]:12016 "EHLO mo4-p04-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239389AbhKWRt6 (ORCPT ); Tue, 23 Nov 2021 12:49:58 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1637689590; s=strato-dkim-0002; d=goldelico.com; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Cc:Date: From:Subject:Sender; bh=01x0k1o61wfJzMyaExuIPHQBp9qWDslUZ9lTMl4gXbQ=; b=MG+O4aSswZBts1CrC6VpCztlg25BSEbZHX+xsNHd7oMzbDgfu8nXie4Em2TTfy97oe 2pqKV9bR/69/xEFtVqRiA8+t/qFVHfhx5uJwfDjdEPAzgA3P5Z/FYlhOwO7ko9x6Yt91 iZsax/gvqgO6RSnhUaDEdWAb/h9I7jrouieL0ipbVeGuRUVkz4yvVPGByOJ/7zfFd/CU 9SJvQVBDHFaHEIBFhpVgaagMFolYktTLpxKKUOpD2yR+660WWxygzgtyYV6A1h4aH8pG hMwbDFDaagshbXyK8+8l3tHyj9iPUzvM8DByyZ3OnClOK+IdaL0c2Jfky524TdMZSXFb hl1Q== Authentication-Results: strato.com; dkim=none X-RZG-AUTH: ":JGIXVUS7cutRB/49FwqZ7WcJeFKiMhflhwDubTJ9o12DNOsPj0lByOdcKVX0" X-RZG-CLASS-ID: mo00 Received: from iMac.fritz.box by smtp.strato.de (RZmta 47.34.6 DYNA|AUTH) with ESMTPSA id g09b5fxANHkT7fs (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits)) (Client did not present a certificate); Tue, 23 Nov 2021 18:46:29 +0100 (CET) From: "H. Nikolaus Schaller" To: Paul Cercueil , Rob Herring , Mark Rutland , Thomas Bogendoerfer , "H. Nikolaus Schaller" , Geert Uytterhoeven , Kees Cook , "Eric W. Biederman" , Miquel Raynal , David Airlie , Daniel Vetter , Neil Armstrong , Robert Foss , Laurent Pinchart , Jernej Skrabec , Ezequiel Garcia , Harry Wentland , Sam Ravnborg , Maxime Ripard , Hans Verkuil , Liam Girdwood , Mark Brown , Paul Boddie Cc: devicetree@vger.kernel.org, linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, letux-kernel@openphoenux.org, Jonas Karlman , dri-devel@lists.freedesktop.org Subject: [PATCH v7 6/8] MIPS: DTS: CI20: Add DT nodes for HDMI setup Date: Tue, 23 Nov 2021 18:46:21 +0100 Message-Id: <999ab653ff52622fa003dfde85ad2776551fba76.1637689583.git.hns@goldelico.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org From: Paul Boddie We need to hook up * HDMI connector * HDMI power regulator * JZ4780_CLK_HDMI @ 27 MHz * DDC pinmux * HDMI and LCDC endpoint connections Signed-off-by: Paul Boddie Signed-off-by: H. Nikolaus Schaller --- arch/mips/boot/dts/ingenic/ci20.dts | 83 +++++++++++++++++++++++++++-- 1 file changed, 80 insertions(+), 3 deletions(-) diff --git a/arch/mips/boot/dts/ingenic/ci20.dts b/arch/mips/boot/dts/ingenic/ci20.dts index b249a4f0f6b62..15cf03670693f 100644 --- a/arch/mips/boot/dts/ingenic/ci20.dts +++ b/arch/mips/boot/dts/ingenic/ci20.dts @@ -78,6 +78,18 @@ eth0_power: fixedregulator@0 { enable-active-high; }; + hdmi_out: connector { + compatible = "hdmi-connector"; + label = "HDMI OUT"; + type = "a"; + + port { + hdmi_con: endpoint { + remote-endpoint = <&dw_hdmi_out>; + }; + }; + }; + ir: ir { compatible = "gpio-ir-receiver"; gpios = <&gpe 3 GPIO_ACTIVE_LOW>; @@ -102,6 +114,17 @@ otg_power: fixedregulator@2 { gpio = <&gpf 14 GPIO_ACTIVE_LOW>; enable-active-high; }; + + hdmi_power: fixedregulator@3 { + compatible = "regulator-fixed"; + + regulator-name = "hdmi_power"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + + gpio = <&gpa 25 0>; + enable-active-high; + }; }; &ext { @@ -114,11 +137,13 @@ &cgu { * precision. */ assigned-clocks = <&cgu JZ4780_CLK_OTGPHY>, <&cgu JZ4780_CLK_RTC>, - <&cgu JZ4780_CLK_SSIPLL>, <&cgu JZ4780_CLK_SSI>; + <&cgu JZ4780_CLK_SSIPLL>, <&cgu JZ4780_CLK_SSI>, + <&cgu JZ4780_CLK_HDMI>; assigned-clock-parents = <0>, <&cgu JZ4780_CLK_RTCLK>, <&cgu JZ4780_CLK_MPLL>, - <&cgu JZ4780_CLK_SSIPLL>; - assigned-clock-rates = <48000000>, <0>, <54000000>; + <&cgu JZ4780_CLK_SSIPLL>, + <0>; + assigned-clock-rates = <48000000>, <0>, <54000000>, <0>, <27000000>; }; &tcu { @@ -509,6 +534,19 @@ pins_i2c4: i2c4 { bias-disable; }; + pins_hdmi_ddc: hdmi_ddc { + function = "hdmi-ddc"; + groups = "hdmi-ddc"; + bias-disable; + }; + + /* switch to PF25 as gpio driving DDC_SDA low */ + pins_hdmi_ddc_unwedge: hdmi_ddc { + function = "hdmi-ddc"; + groups = "hdmi-ddc"; + bias-disable; + }; + pins_nemc: nemc { function = "nemc"; groups = "nemc-data", "nemc-cle-ale", "nemc-rd-we", "nemc-frd-fwe"; @@ -539,3 +577,42 @@ pins_mmc1: mmc1 { bias-disable; }; }; + +&hdmi { + status = "okay"; + + pinctrl-names = "default", "unwedge"; + pinctrl-0 = <&pins_hdmi_ddc>; + pinctrl-1 = <&pins_hdmi_ddc_unwedge>; + + hdmi-5v-supply = <&hdmi_power>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + dw_hdmi_in: endpoint { + remote-endpoint = <&lcd_out>; + }; + }; + + port@1 { + reg = <1>; + dw_hdmi_out: endpoint { + remote-endpoint = <&hdmi_con>; + }; + }; + }; +}; + +&lcdc0 { + status = "okay"; + + port { + lcd_out: endpoint { + remote-endpoint = <&dw_hdmi_in>; + }; + }; +};