From nobody Thu Mar 5 08:13:16 2026 Received: from smtpout-03.galae.net (smtpout-03.galae.net [185.246.85.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4A8FE33123D; Mon, 16 Feb 2026 16:56:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.246.85.4 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771260986; cv=none; b=cWZ35j+JpBTFACTuCGq/2NkMnDpXUk6zTAzdWW0LAXCZ2ui3wI2FEE1VeCoav6aN9rs8mZ5MEIvljgWeofHVHW8+TrTOqHHU01lGV/MSSupDSBFELRDYpVjLpmQ/O9OKtxmJM+VFEOP3hRjDpgyXqTA0MP71o3thz2KEUaxCFsE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771260986; c=relaxed/simple; bh=uEnV3cn8HlC77+q5dDwanSvHf4oDCSNBDLOuTvFR+Qk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Qn73wiCiQXxwtQ6+invPUj8raLZQ6bHcnpDEEs0/GZOhQ5BcZ5dd2BRLyH+01hY4AZbQt8powRowBIFfk1aqYG7lB5N62MLv4gHtTrB+3ge5FFVU96cNF9lFo9SghodGd0sDWsRQI4yY7PjPjsnzW/yNliLvCQbwdTWjqH21VQ0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=x1xPDPkK; arc=none smtp.client-ip=185.246.85.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="x1xPDPkK" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-03.galae.net (Postfix) with ESMTPS id 0C4034E40E7C; Mon, 16 Feb 2026 16:56:24 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id CB620606CF; Mon, 16 Feb 2026 16:56:23 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id D1DC610368022; Mon, 16 Feb 2026 17:56:20 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1771260982; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=pbMUYX90oorNbiOH6+eDHwT+ZNvoGjptVI0ItPpXrFg=; b=x1xPDPkKnGqeJRwV8OAfCuVBIiBDAVs/7OQ2nkwaFt+U74TcKUDJqKakIn87QIl1CeEYBD zbCTmIxwZ4gwVMl603QYfOn2IdPmJ7VsRhEkkW+0bKrmelzqfdnsJtvctJbXT2z9vrss0B BXp9L/QwAyQ4Ji78ZfO4cTAXkpUxTOYeeTzjP9U/iC9kpp5rOOxr7jYN8uofWK1s35jKHh JP4g3073kmEag/eLzCIHHR/jntb0sQIDoX/GETCaKx/PkqCaQIclgkq5onLSC+XOheR34Z w0Z0IIw0jvlk5myizbZ5Ult2ZSH1vo/im33qKovZjyfvcuweoHdC59t3HpxuyA== From: "Kory Maincent (TI)" Date: Mon, 16 Feb 2026 17:55:54 +0100 Subject: [PATCH v2 3/3] ARM: dts: am335x: Add Seeed Studio BeagleBone HDMI cape overlay Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260216-feature_bbge-v2-3-22805cfdbf62@bootlin.com> References: <20260216-feature_bbge-v2-0-22805cfdbf62@bootlin.com> In-Reply-To: <20260216-feature_bbge-v2-0-22805cfdbf62@bootlin.com> To: Aaro Koskinen , Andreas Kemnade , Kevin Hilman , Roger Quadros , Tony Lindgren , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Russell King Cc: Thomas Petazzoni , linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, Luca Ceresoli , Bajjuri Praneeth , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Maarten Lankhorst , Louis Chauvet , "Kory Maincent (TI)" X-Mailer: b4 0.14-dev-d4707 X-Last-TLS-Session-Version: TLSv1.3 Add devicetree overlay for the Seeed Studio BeagleBone HDMI cape, which provides HDMI output via an ITE IT66121 HDMI bridge and audio support through McASP. The cape is designed for BeagleBone Green but is also compatible with BeagleBone and BeagleBone Black due to pin compatibility. Link: https://www.seeedstudio.com/Seeed-Studio-BeagleBoner-Green-HDMI-Cape.= html Signed-off-by: Kory Maincent (TI) --- arch/arm/boot/dts/ti/omap/Makefile | 5 + .../boot/dts/ti/omap/am335x-bone-hdmi-00a0.dtso | 157 +++++++++++++++++= ++++ 2 files changed, 162 insertions(+) diff --git a/arch/arm/boot/dts/ti/omap/Makefile b/arch/arm/boot/dts/ti/omap= /Makefile index dcc6d4422e411..d70706e6d467b 100644 --- a/arch/arm/boot/dts/ti/omap/Makefile +++ b/arch/arm/boot/dts/ti/omap/Makefile @@ -82,6 +82,10 @@ dtb-$(CONFIG_ARCH_OMAP4) +=3D \ omap4-var-stk-om44.dtb \ omap4-xyboard-mz609.dtb \ omap4-xyboard-mz617.dtb + +am335x-bonegreen-hdmi-00a0-dtbs :=3D am335x-bonegreen-eco.dtb \ + am335x-bone-hdmi-00a0.dtbo + dtb-$(CONFIG_SOC_AM33XX) +=3D \ am335x-baltos-ir2110.dtb \ am335x-baltos-ir3220.dtb \ @@ -94,6 +98,7 @@ dtb-$(CONFIG_SOC_AM33XX) +=3D \ am335x-bonegreen.dtb \ am335x-bonegreen-wireless.dtb \ am335x-bonegreen-eco.dtb \ + am335x-bonegreen-hdmi-00a0.dtb \ am335x-chiliboard.dtb \ am335x-cm-t335.dtb \ am335x-evm.dtb \ diff --git a/arch/arm/boot/dts/ti/omap/am335x-bone-hdmi-00a0.dtso b/arch/ar= m/boot/dts/ti/omap/am335x-bone-hdmi-00a0.dtso new file mode 100644 index 0000000000000..f43f44c79c96d --- /dev/null +++ b/arch/arm/boot/dts/ti/omap/am335x-bone-hdmi-00a0.dtso @@ -0,0 +1,157 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * 2017 Copyright (c) Seeed Technology Inc. All right reserved. + * Author: Baozhu Zuo + * Copyright (c) Bootlin 2026 + * + * This device tree overlay is compatible with the BeagleBone Black, Green + * and their subversions. + */ + +/dts-v1/; +/plugin/; + +#include +#include + +&{/} { + hdmi0: connector-hdmi { + compatible =3D "hdmi-connector"; + label =3D "hdmi"; + type =3D "a"; + port { + hdmi_connector_in: endpoint { + remote-endpoint =3D <&it66121_out>; + }; + }; + }; + + clk_mcasp0_fixed: clk-mcasp0-fixed { + #clock-cells =3D <0>; + compatible =3D "fixed-clock"; + clock-frequency =3D <24576000>; + }; + + clk_mcasp0: clk-mcasp0 { + #clock-cells =3D <0>; + compatible =3D "gpio-gate-clock"; + clocks =3D <&clk_mcasp0_fixed>; + enable-gpios =3D <&gpio1 27 0>; + }; + + sound { + compatible =3D "simple-audio-card"; + simple-audio-card,name =3D "TI BeagleBone Green HDMI cape"; + simple-audio-card,format =3D "i2s"; + simple-audio-card,bitclock-master =3D <&sound_master>; + simple-audio-card,frame-master =3D <&sound_master>; + + sound_master: simple-audio-card,cpu { + sound-dai =3D <&mcasp0>; + clocks =3D <&clk_mcasp0>; + }; + + simple-audio-card,codec { + sound-dai =3D <&it66121>; + }; + }; +}; + +&am33xx_pinmux { + bb_lcd_pins: pinmux-bb-lcd-pins { + pinctrl-single,pins =3D < + AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_OUTPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_GPMC_OEN_REN, PIN_OUTPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_INPUT, MUX_MODE7) + >; + }; + mcasp0_pins: mcasp0-pins { + pinctrl-single,pins =3D < + AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLUP, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKR, PIN_OUTPUT_PULLDOWN, MUX_MODE2) + AM33XX_PADCONF(AM335X_PIN_MCASP0_FSX, PIN_OUTPUT_PULLUP, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_OUTPUT_PULLDOWN, MUX_MODE0) + >; + }; +}; + +&i2c2 { + status =3D "okay"; + #address-cells =3D <1>; + #size-cells =3D <0>; + + it66121: it66121 { + compatible =3D "ite,it66121"; + reg =3D <0x4d>; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&bb_lcd_pins>; + + #sound-dai-cells =3D <0>; + + interrupt-parent =3D <&gpio2>; + interrupts =3D <4 IRQ_TYPE_EDGE_RISING>; + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + it66121_in: endpoint { + bus-width =3D <24>; + remote-endpoint =3D <&lcdc_0>; + }; + }; + + port@1 { + reg =3D <1>; + it66121_out: endpoint { + remote-endpoint =3D <&hdmi_connector_in>; + }; + }; + }; + }; +}; + +&lcdc { + status =3D "okay"; + blue-and-red-wiring =3D "straight"; + port { + lcdc_0: endpoint@0 { + remote-endpoint =3D <&it66121_in>; + }; + }; +}; + + +&mcasp0 { + status =3D "okay"; + #sound-dai-cells =3D <0>; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&mcasp0_pins>; + op-mode =3D <0>; + tdm-slots =3D <2>; + serial-dir =3D < 0 0 1 0 >; + tx-num-evt =3D <32>; + rx-num-evt =3D <32>; +}; + --=20 2.43.0